From a6c158ca9864e866cc4f5c5aea2025fd8d104e8e Mon Sep 17 00:00:00 2001
From: Florian Dupuy <66690739+flo-dup@users.noreply.github.com>
Date: Mon, 13 Jun 2022 15:01:28 +0200
Subject: [PATCH 1/2] Display NaN values in FeederInfo as dash character (#399)

* Transform NaN values into - character on FeederInfo
* Update test references

Signed-off-by: Florian Dupuy <florian.dupuy@rte-france.com>
---
 .../sld/svg/DirectionalFeederInfo.java        |  13 ++-
 .../resources/InternalBranchesBusBreaker.svg  |  48 ++++----
 .../resources/InternalBranchesNodeBreaker.svg |  36 +++---
 .../NodeDecoratorsBranchStatusBusBreaker.svg  |  48 ++++----
 .../NodeDecoratorsBranchStatusNodeBreaker.svg |  40 +++----
 .../test/resources/NodeDecoratorsSwitches.svg |  36 +++---
 .../TestCase11SubstationGraphHFirst.svg       | 108 +++++++++---------
 .../TestCase11SubstationGraphHLast.svg        | 108 +++++++++---------
 .../TestCase11SubstationGraphHMiddle.svg      | 108 +++++++++---------
 .../TestCase11SubstationGraphHNone.svg        | 108 +++++++++---------
 ...ase12GraphWithNodesInfosNominalVoltage.svg |  60 +++++-----
 ...stCase12GraphWithNodesInfosTopological.svg |  60 +++++-----
 .../resources/TestCase14UpToNFeederInfos.svg  |   2 +-
 .../TestCase15GraphWithVoltageIndicator.svg   |  16 +--
 ...15GraphWithVoltageIndicatorTopological.svg |  16 +--
 ...TestCase15GraphWithoutVoltageIndicator.svg |  16 +--
 .../test/resources/TestCaseFictitiousBus.svg  |  12 +-
 .../TestCaseFictitiousBusTopological.svg      |  12 +-
 .../test/resources/TestSldClassSubstation.svg |  16 +--
 .../src/test/resources/TestSldClassVl.svg     |   8 +-
 .../src/test/resources/consecutive_shunts.svg |   8 +-
 .../src/test/resources/feederInfoTest.svg     |   4 +-
 .../topological_style_substation.svg          |  24 ++--
 23 files changed, 455 insertions(+), 452 deletions(-)

diff --git a/single-line-diagram-core/src/main/java/com/powsybl/sld/svg/DirectionalFeederInfo.java b/single-line-diagram-core/src/main/java/com/powsybl/sld/svg/DirectionalFeederInfo.java
index e7ad5374d..9ce605675 100644
--- a/single-line-diagram-core/src/main/java/com/powsybl/sld/svg/DirectionalFeederInfo.java
+++ b/single-line-diagram-core/src/main/java/com/powsybl/sld/svg/DirectionalFeederInfo.java
@@ -33,14 +33,17 @@ public DirectionalFeederInfo(String componentType, double value, int precision)
     }
 
     public DirectionalFeederInfo(String componentType, double value, int precision, String userDefinedId) {
-        this(componentType,
-                value > 0 ? DiagramLabelProvider.LabelDirection.OUT : DiagramLabelProvider.LabelDirection.IN,
-                null,
-                format(value, precision),
-                userDefinedId);
+        this(componentType, getArrowDirection(value), null, format(value, precision), userDefinedId);
+    }
+
+    private static DiagramLabelProvider.LabelDirection getArrowDirection(double value) {
+        return value > 0 ? DiagramLabelProvider.LabelDirection.OUT : DiagramLabelProvider.LabelDirection.IN;
     }
 
     private static String format(double value, int precision) {
+        if (Double.isNaN(value)) {
+            return "-";
+        }
         DecimalFormat format = new DecimalFormat();
         format.setMaximumFractionDigits(precision);
         // Floating representation with point
diff --git a/single-line-diagram-core/src/test/resources/InternalBranchesBusBreaker.svg b/single-line-diagram-core/src/test/resources/InternalBranchesBusBreaker.svg
index fcc9888f2..6c26881b6 100644
--- a/single-line-diagram-core/src/test/resources/InternalBranchesBusBreaker.svg
+++ b/single-line-diagram-core/src/test/resources/InternalBranchesBusBreaker.svg
@@ -158,12 +158,12 @@
             <g class="sld-arrow-p sld-in" id="idLD1_ARROW_ACTIVE" transform="translate(160.0,99.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idLD1_ARROW_REACTIVE" transform="translate(160.0,119.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_LD1" transform="translate(161.0,356.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -191,12 +191,12 @@
             <g class="sld-arrow-q sld-in" id="idL11_95_ONE_ARROW_REACTIVE" transform="translate(210.0,640.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idL11_95_ONE_ARROW_ACTIVE" transform="translate(210.0,620.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_L11_95_ONE" transform="translate(211.0,356.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -224,12 +224,12 @@
             <g class="sld-arrow-p sld-in" id="idT11_95_ONE_ARROW_ACTIVE" transform="translate(260.0,95.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idT11_95_ONE_ARROW_REACTIVE" transform="translate(260.0,115.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_T11_95_ONE" transform="translate(261.0,356.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -257,12 +257,12 @@
             <g class="sld-arrow-q sld-in" id="idL12_95_ONE_ARROW_REACTIVE" transform="translate(310.0,640.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idL12_95_ONE_ARROW_ACTIVE" transform="translate(310.0,620.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_L12_95_ONE" transform="translate(311.0,356.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -290,12 +290,12 @@
             <g class="sld-arrow-q sld-in" id="idT3_95_12_95_TWO_ARROW_REACTIVE" transform="translate(360.0,640.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idT3_95_12_95_TWO_ARROW_ACTIVE" transform="translate(360.0,620.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-wire sld-vl300to500" id="_95_VL1_95_T3_95_12_95_THREE_95_T3_95_12">
                 <polyline points="415.0,665.0,415.0,603.0,397.0,603.0"/>
@@ -303,12 +303,12 @@
             <g class="sld-arrow-q sld-in" id="idT3_95_12_95_THREE_ARROW_REACTIVE" transform="translate(410.0,640.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idT3_95_12_95_THREE_ARROW_ACTIVE" transform="translate(410.0,620.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_T3_95_12" transform="translate(386.0,356.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -344,12 +344,12 @@
             <g class="sld-arrow-p sld-in" id="idG_ARROW_ACTIVE" transform="translate(460.0,101.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idG_ARROW_REACTIVE" transform="translate(460.0,121.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_G" transform="translate(461.0,381.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -377,12 +377,12 @@
             <g class="sld-arrow-q sld-in" id="idL11_95_TWO_ARROW_REACTIVE" transform="translate(510.0,640.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idL11_95_TWO_ARROW_ACTIVE" transform="translate(510.0,620.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_L11_95_TWO" transform="translate(511.0,381.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -410,12 +410,12 @@
             <g class="sld-arrow-p sld-in" id="idT11_95_TWO_ARROW_ACTIVE" transform="translate(560.0,95.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idT11_95_TWO_ARROW_REACTIVE" transform="translate(560.0,115.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_T11_95_TWO" transform="translate(561.0,381.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -445,12 +445,12 @@
             <g class="sld-arrow-q sld-in" id="idT12_95_ONE_ARROW_REACTIVE" transform="translate(610.0,632.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idT12_95_ONE_ARROW_ACTIVE" transform="translate(610.0,612.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_T12_95_ONE" transform="translate(611.0,381.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -478,12 +478,12 @@
             <g class="sld-arrow-q sld-in" id="idT3_95_12_95_ONE_ARROW_REACTIVE" transform="translate(660.0,640.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idT3_95_12_95_ONE_ARROW_ACTIVE" transform="translate(660.0,620.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-wire sld-vl300to500" id="_95_VL1_95_T3_95_12_95_THREE_95_T3_95_12">
                 <polyline points="715.0,665.0,715.0,603.0,697.0,603.0"/>
@@ -491,12 +491,12 @@
             <g class="sld-arrow-q sld-in" id="idT3_95_12_95_THREE_ARROW_REACTIVE" transform="translate(710.0,640.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idT3_95_12_95_THREE_ARROW_ACTIVE" transform="translate(710.0,620.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl300to500" id="idBUSCO_95_T3_95_12" transform="translate(686.0,381.0)">
                 <circle cx="4" cy="4" r="2"/>
diff --git a/single-line-diagram-core/src/test/resources/InternalBranchesNodeBreaker.svg b/single-line-diagram-core/src/test/resources/InternalBranchesNodeBreaker.svg
index dddbe0829..71784a427 100644
--- a/single-line-diagram-core/src/test/resources/InternalBranchesNodeBreaker.svg
+++ b/single-line-diagram-core/src/test/resources/InternalBranchesNodeBreaker.svg
@@ -149,12 +149,12 @@
             <g class="sld-arrow-p sld-in" id="idL1_ARROW_ACTIVE" transform="translate(160.0,129.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idL1_ARROW_REACTIVE" transform="translate(160.0,149.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed" id="idD11" transform="translate(161.0,386.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -190,12 +190,12 @@
             <g class="sld-arrow-p sld-in" id="idL11_95_ONE_ARROW_ACTIVE" transform="translate(210.0,125.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idL11_95_ONE_ARROW_REACTIVE" transform="translate(210.0,145.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed" id="idD13" transform="translate(211.0,386.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -231,12 +231,12 @@
             <g class="sld-arrow-p sld-in" id="idL12_95_ONE_ARROW_ACTIVE" transform="translate(260.0,125.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idL12_95_ONE_ARROW_REACTIVE" transform="translate(260.0,145.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed" id="idD15" transform="translate(261.0,386.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -313,12 +313,12 @@
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diff --git a/single-line-diagram-core/src/test/resources/NodeDecoratorsSwitches.svg b/single-line-diagram-core/src/test/resources/NodeDecoratorsSwitches.svg
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diff --git a/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHFirst.svg b/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHFirst.svg
index 5d1015449..8854d6718 100644
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                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idload1_ARROW_REACTIVE" transform="translate(60.0,299.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="iddload1" transform="translate(61.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -345,12 +345,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf1_95_ONE_ARROW_ACTIVE" transform="translate(110.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf1_95_ONE_ARROW_REACTIVE" transform="translate(110.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="iddtrf11" transform="translate(111.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -386,12 +386,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf5_95_ONE_ARROW_ACTIVE" transform="translate(260.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf5_95_ONE_ARROW_REACTIVE" transform="translate(260.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="iddtrf15" transform="translate(261.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -427,12 +427,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf6_95_ONE_ARROW_ACTIVE" transform="translate(310.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf6_95_ONE_ARROW_REACTIVE" transform="translate(310.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="iddtrf16" transform="translate(311.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -468,12 +468,12 @@
             <g class="sld-arrow-p sld-in" id="idline1_95_ONE_ARROW_ACTIVE" transform="translate(410.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idline1_95_ONE_ARROW_REACTIVE" transform="translate(410.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="iddline11_95_2" transform="translate(411.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -512,12 +512,12 @@
             <g class="sld-arrow-p sld-in" id="idload2_ARROW_ACTIVE" transform="translate(510.0,279.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idload2_ARROW_REACTIVE" transform="translate(510.0,299.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="iddload2" transform="translate(511.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -553,12 +553,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf2_95_ONE_ARROW_ACTIVE" transform="translate(660.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf2_95_ONE_ARROW_REACTIVE" transform="translate(660.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="iddtrf12" transform="translate(661.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -594,12 +594,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf8_95_ONE_ARROW_ACTIVE" transform="translate(560.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf8_95_ONE_ARROW_REACTIVE" transform="translate(560.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="iddtrf18" transform="translate(561.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -638,12 +638,12 @@
             <g class="sld-arrow-q sld-in" id="idgen1_ARROW_REACTIVE" transform="translate(160.0,598.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idgen1_ARROW_ACTIVE" transform="translate(160.0,578.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddgen1" transform="translate(161.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -679,12 +679,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf3_95_ONE_ARROW_REACTIVE" transform="translate(210.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf3_95_ONE_ARROW_ACTIVE" transform="translate(210.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddtrf13" transform="translate(211.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -720,12 +720,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf7_95_ONE_ARROW_REACTIVE" transform="translate(360.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf7_95_ONE_ARROW_ACTIVE" transform="translate(360.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddtrf17" transform="translate(361.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -764,12 +764,12 @@
             <g class="sld-arrow-q sld-in" id="idgen2_ARROW_REACTIVE" transform="translate(710.0,598.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idgen2_ARROW_ACTIVE" transform="translate(710.0,578.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddgen2" transform="translate(711.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -805,12 +805,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf4_95_ONE_ARROW_REACTIVE" transform="translate(610.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf4_95_ONE_ARROW_ACTIVE" transform="translate(610.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddtrf14" transform="translate(611.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -892,12 +892,12 @@
             <g class="sld-arrow-p sld-in" id="idload3_ARROW_ACTIVE" transform="translate(990.0,279.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idload3_ARROW_REACTIVE" transform="translate(990.0,299.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddload3" transform="translate(991.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -933,12 +933,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf1_95_TWO_ARROW_ACTIVE" transform="translate(1040.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf1_95_TWO_ARROW_REACTIVE" transform="translate(1040.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf21" transform="translate(1041.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -974,12 +974,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf4_95_TWO_ARROW_ACTIVE" transform="translate(1140.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
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                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf24" transform="translate(1141.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1015,12 +1015,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf7_95_TWO_ARROW_ACTIVE" transform="translate(1190.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
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                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf27" transform="translate(1191.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1059,12 +1059,12 @@
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddgen4" transform="translate(1091.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1100,12 +1100,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf2_95_TWO_ARROW_REACTIVE" transform="translate(1340.0,604.0)">
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@@ -1274,12 +1274,12 @@
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@@ -1315,12 +1315,12 @@
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diff --git a/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHLast.svg b/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHLast.svg
index 4cc2c499c..6f3851822 100644
--- a/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHLast.svg
+++ b/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHLast.svg
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@@ -679,12 +679,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf3_95_ONE_ARROW_REACTIVE" transform="translate(210.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf3_95_ONE_ARROW_ACTIVE" transform="translate(210.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddtrf13" transform="translate(211.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -720,12 +720,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf7_95_ONE_ARROW_REACTIVE" transform="translate(360.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf7_95_ONE_ARROW_ACTIVE" transform="translate(360.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddtrf17" transform="translate(361.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -764,12 +764,12 @@
             <g class="sld-arrow-q sld-in" id="idgen2_ARROW_REACTIVE" transform="translate(710.0,598.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idgen2_ARROW_ACTIVE" transform="translate(710.0,578.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddgen2" transform="translate(711.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -805,12 +805,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf4_95_ONE_ARROW_REACTIVE" transform="translate(610.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf4_95_ONE_ARROW_ACTIVE" transform="translate(610.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddtrf14" transform="translate(611.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -892,12 +892,12 @@
             <g class="sld-arrow-p sld-in" id="idload3_ARROW_ACTIVE" transform="translate(990.0,279.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idload3_ARROW_REACTIVE" transform="translate(990.0,299.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddload3" transform="translate(991.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -933,12 +933,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf1_95_TWO_ARROW_ACTIVE" transform="translate(1040.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf1_95_TWO_ARROW_REACTIVE" transform="translate(1040.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf21" transform="translate(1041.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -974,12 +974,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf4_95_TWO_ARROW_ACTIVE" transform="translate(1140.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf4_95_TWO_ARROW_REACTIVE" transform="translate(1140.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf24" transform="translate(1141.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1015,12 +1015,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf7_95_TWO_ARROW_ACTIVE" transform="translate(1190.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf7_95_TWO_ARROW_REACTIVE" transform="translate(1190.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf27" transform="translate(1191.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1059,12 +1059,12 @@
             <g class="sld-arrow-q sld-in" id="idgen4_ARROW_REACTIVE" transform="translate(1090.0,598.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idgen4_ARROW_ACTIVE" transform="translate(1090.0,578.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddgen4" transform="translate(1091.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1100,12 +1100,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf2_95_TWO_ARROW_REACTIVE" transform="translate(1340.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf2_95_TWO_ARROW_ACTIVE" transform="translate(1340.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf22" transform="translate(1341.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1141,12 +1141,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf3_95_TWO_ARROW_REACTIVE" transform="translate(1390.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf3_95_TWO_ARROW_ACTIVE" transform="translate(1390.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf23" transform="translate(1391.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1182,12 +1182,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf6_95_TWO_ARROW_ACTIVE" transform="translate(1240.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf6_95_TWO_ARROW_REACTIVE" transform="translate(1240.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf26" transform="translate(1241.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1223,12 +1223,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf8_95_TWO_ARROW_REACTIVE" transform="translate(1290.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf8_95_TWO_ARROW_ACTIVE" transform="translate(1290.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf28" transform="translate(1291.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1274,12 +1274,12 @@
             <g class="sld-arrow-p sld-in" id="idload4_ARROW_ACTIVE" transform="translate(1540.0,304.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idload4_ARROW_REACTIVE" transform="translate(1540.0,324.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl50to70-0" id="iddload4" transform="translate(1541.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1315,12 +1315,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf5_95_TWO_ARROW_REACTIVE" transform="translate(1590.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf5_95_TWO_ARROW_ACTIVE" transform="translate(1590.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl50to70-0" id="iddtrf25" transform="translate(1591.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1356,12 +1356,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf6_95_THREE_ARROW_ACTIVE" transform="translate(1640.0,300.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf6_95_THREE_ARROW_REACTIVE" transform="translate(1640.0,320.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl50to70-0" id="iddtrf36" transform="translate(1641.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1397,12 +1397,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf7_95_THREE_ARROW_REACTIVE" transform="translate(1690.0,604.0)">
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                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf7_95_THREE_ARROW_ACTIVE" transform="translate(1690.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl50to70-0" id="iddtrf37" transform="translate(1691.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1438,12 +1438,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf8_95_THREE_ARROW_ACTIVE" transform="translate(1740.0,300.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
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index 8e04b4d75..1d4cac968 100644
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diff --git a/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHNone.svg b/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHNone.svg
index 5d1015449..8854d6718 100644
--- a/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHNone.svg
+++ b/single-line-diagram-core/src/test/resources/TestCase11SubstationGraphHNone.svg
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idgen1_ARROW_ACTIVE" transform="translate(160.0,578.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddgen1" transform="translate(161.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -679,12 +679,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf3_95_ONE_ARROW_REACTIVE" transform="translate(210.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf3_95_ONE_ARROW_ACTIVE" transform="translate(210.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddtrf13" transform="translate(211.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -720,12 +720,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf7_95_ONE_ARROW_REACTIVE" transform="translate(360.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf7_95_ONE_ARROW_ACTIVE" transform="translate(360.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddtrf17" transform="translate(361.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -764,12 +764,12 @@
             <g class="sld-arrow-q sld-in" id="idgen2_ARROW_REACTIVE" transform="translate(710.0,598.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idgen2_ARROW_ACTIVE" transform="translate(710.0,578.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddgen2" transform="translate(711.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -805,12 +805,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf4_95_ONE_ARROW_REACTIVE" transform="translate(610.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf4_95_ONE_ARROW_ACTIVE" transform="translate(610.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-1" id="iddtrf14" transform="translate(611.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -892,12 +892,12 @@
             <g class="sld-arrow-p sld-in" id="idload3_ARROW_ACTIVE" transform="translate(990.0,279.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idload3_ARROW_REACTIVE" transform="translate(990.0,299.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddload3" transform="translate(991.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -933,12 +933,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf1_95_TWO_ARROW_ACTIVE" transform="translate(1040.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf1_95_TWO_ARROW_REACTIVE" transform="translate(1040.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf21" transform="translate(1041.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -974,12 +974,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf4_95_TWO_ARROW_ACTIVE" transform="translate(1140.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf4_95_TWO_ARROW_REACTIVE" transform="translate(1140.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf24" transform="translate(1141.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1015,12 +1015,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf7_95_TWO_ARROW_ACTIVE" transform="translate(1190.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf7_95_TWO_ARROW_REACTIVE" transform="translate(1190.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf27" transform="translate(1191.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1059,12 +1059,12 @@
             <g class="sld-arrow-q sld-in" id="idgen4_ARROW_REACTIVE" transform="translate(1090.0,598.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idgen4_ARROW_ACTIVE" transform="translate(1090.0,578.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddgen4" transform="translate(1091.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1100,12 +1100,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf2_95_TWO_ARROW_REACTIVE" transform="translate(1340.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf2_95_TWO_ARROW_ACTIVE" transform="translate(1340.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf22" transform="translate(1341.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1141,12 +1141,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf3_95_TWO_ARROW_REACTIVE" transform="translate(1390.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf3_95_TWO_ARROW_ACTIVE" transform="translate(1390.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf23" transform="translate(1391.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1182,12 +1182,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf6_95_TWO_ARROW_ACTIVE" transform="translate(1240.0,275.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf6_95_TWO_ARROW_REACTIVE" transform="translate(1240.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf26" transform="translate(1241.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1223,12 +1223,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf8_95_TWO_ARROW_REACTIVE" transform="translate(1290.0,604.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
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             <g class="sld-arrow-p sld-in" id="idtrf8_95_TWO_ARROW_ACTIVE" transform="translate(1290.0,584.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl180to300-0" id="iddtrf28" transform="translate(1291.0,453.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1274,12 +1274,12 @@
             <g class="sld-arrow-p sld-in" id="idload4_ARROW_ACTIVE" transform="translate(1540.0,279.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idload4_ARROW_REACTIVE" transform="translate(1540.0,299.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl50to70-0" id="iddload4" transform="translate(1541.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1315,12 +1315,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf5_95_TWO_ARROW_REACTIVE" transform="translate(1590.0,579.0)">
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                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
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             <g class="sld-arrow-p sld-in" id="idtrf5_95_TWO_ARROW_ACTIVE" transform="translate(1590.0,559.0)">
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                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl50to70-0" id="iddtrf25" transform="translate(1591.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1356,12 +1356,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf6_95_THREE_ARROW_ACTIVE" transform="translate(1640.0,275.0)">
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                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf6_95_THREE_ARROW_REACTIVE" transform="translate(1640.0,295.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl50to70-0" id="iddtrf36" transform="translate(1641.0,428.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -1397,12 +1397,12 @@
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
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diff --git a/single-line-diagram-core/src/test/resources/TestCase12GraphWithNodesInfosNominalVoltage.svg b/single-line-diagram-core/src/test/resources/TestCase12GraphWithNodesInfosNominalVoltage.svg
index 07757b399..93a08e55a 100644
--- a/single-line-diagram-core/src/test/resources/TestCase12GraphWithNodesInfosNominalVoltage.svg
+++ b/single-line-diagram-core/src/test/resources/TestCase12GraphWithNodesInfosNominalVoltage.svg
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diff --git a/single-line-diagram-core/src/test/resources/TestCase12GraphWithNodesInfosTopological.svg b/single-line-diagram-core/src/test/resources/TestCase12GraphWithNodesInfosTopological.svg
index 1ec8b3e76..5be1cebf0 100644
--- a/single-line-diagram-core/src/test/resources/TestCase12GraphWithNodesInfosTopological.svg
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diff --git a/single-line-diagram-core/src/test/resources/TestCase14UpToNFeederInfos.svg b/single-line-diagram-core/src/test/resources/TestCase14UpToNFeederInfos.svg
index 95c43979a..33e53baaf 100644
--- a/single-line-diagram-core/src/test/resources/TestCase14UpToNFeederInfos.svg
+++ b/single-line-diagram-core/src/test/resources/TestCase14UpToNFeederInfos.svg
@@ -105,7 +105,7 @@
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diff --git a/single-line-diagram-core/src/test/resources/TestCase15GraphWithVoltageIndicator.svg b/single-line-diagram-core/src/test/resources/TestCase15GraphWithVoltageIndicator.svg
index 643bea1ba..7d2d10cde 100644
--- a/single-line-diagram-core/src/test/resources/TestCase15GraphWithVoltageIndicator.svg
+++ b/single-line-diagram-core/src/test/resources/TestCase15GraphWithVoltageIndicator.svg
@@ -142,12 +142,12 @@
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diff --git a/single-line-diagram-core/src/test/resources/TestCase15GraphWithVoltageIndicatorTopological.svg b/single-line-diagram-core/src/test/resources/TestCase15GraphWithVoltageIndicatorTopological.svg
index a98182b71..ad9d4918b 100644
--- a/single-line-diagram-core/src/test/resources/TestCase15GraphWithVoltageIndicatorTopological.svg
+++ b/single-line-diagram-core/src/test/resources/TestCase15GraphWithVoltageIndicatorTopological.svg
@@ -232,12 +232,12 @@
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
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@@ -352,12 +352,12 @@
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
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diff --git a/single-line-diagram-core/src/test/resources/TestCase15GraphWithoutVoltageIndicator.svg b/single-line-diagram-core/src/test/resources/TestCase15GraphWithoutVoltageIndicator.svg
index 93958ae22..62b685463 100644
--- a/single-line-diagram-core/src/test/resources/TestCase15GraphWithoutVoltageIndicator.svg
+++ b/single-line-diagram-core/src/test/resources/TestCase15GraphWithoutVoltageIndicator.svg
@@ -126,12 +126,12 @@
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
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@@ -246,12 +246,12 @@
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diff --git a/single-line-diagram-core/src/test/resources/TestCaseFictitiousBus.svg b/single-line-diagram-core/src/test/resources/TestCaseFictitiousBus.svg
index 00a927b16..20df83d1d 100644
--- a/single-line-diagram-core/src/test/resources/TestCaseFictitiousBus.svg
+++ b/single-line-diagram-core/src/test/resources/TestCaseFictitiousBus.svg
@@ -95,12 +95,12 @@
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
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+                <text class="sld-label" x="15.0" y="5.0">-</text>
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@@ -128,12 +128,12 @@
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+                <text class="sld-label" x="15.0" y="5.0">-</text>
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diff --git a/single-line-diagram-core/src/test/resources/TestCaseFictitiousBusTopological.svg b/single-line-diagram-core/src/test/resources/TestCaseFictitiousBusTopological.svg
index 117b49502..83d6cefa6 100644
--- a/single-line-diagram-core/src/test/resources/TestCaseFictitiousBusTopological.svg
+++ b/single-line-diagram-core/src/test/resources/TestCaseFictitiousBusTopological.svg
@@ -173,12 +173,12 @@
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
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+                <text class="sld-label" x="15.0" y="5.0">-</text>
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@@ -206,12 +206,12 @@
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+                <text class="sld-label" x="15.0" y="5.0">-</text>
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@@ -239,12 +239,12 @@
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+                <text class="sld-label" x="15.0" y="5.0">-</text>
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diff --git a/single-line-diagram-core/src/test/resources/TestSldClassSubstation.svg b/single-line-diagram-core/src/test/resources/TestSldClassSubstation.svg
index 5ae2d2ca4..aa759b300 100644
--- a/single-line-diagram-core/src/test/resources/TestSldClassSubstation.svg
+++ b/single-line-diagram-core/src/test/resources/TestSldClassSubstation.svg
@@ -171,12 +171,12 @@
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-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
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+                <text class="sld-label" x="15.0" y="5.0">-</text>
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+                <text class="sld-label" x="15.0" y="5.0">-</text>
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             <g class="sld-arrow-p sld-in" id="idg_ARROW_ACTIVE" transform="translate(200.0,373.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-vl180to300-0" id="idd3" transform="translate(201.0,248.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -304,12 +304,12 @@
             <g class="sld-arrow-p sld-in" id="idtrf_95_TWO_ARROW_ACTIVE" transform="translate(250.0,95.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idtrf_95_TWO_ARROW_REACTIVE" transform="translate(250.0,115.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-vl180to300-0" id="idd4" transform="translate(251.0,248.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
diff --git a/single-line-diagram-core/src/test/resources/TestSldClassVl.svg b/single-line-diagram-core/src/test/resources/TestSldClassVl.svg
index 68bb1b1ea..5a6700445 100644
--- a/single-line-diagram-core/src/test/resources/TestSldClassVl.svg
+++ b/single-line-diagram-core/src/test/resources/TestSldClassVl.svg
@@ -168,12 +168,12 @@
             <g class="sld-arrow-p sld-in" id="idl_ARROW_ACTIVE" transform="translate(110.0,99.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idl_ARROW_REACTIVE" transform="translate(110.0,119.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-vl300to500-0" id="idd1" transform="translate(111.0,248.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -211,12 +211,12 @@
             <g class="sld-arrow-q sld-in" id="idtrf_95_ONE_ARROW_REACTIVE" transform="translate(60.0,391.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idtrf_95_ONE_ARROW_ACTIVE" transform="translate(60.0,371.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-vl300to500-0" id="idd2" transform="translate(61.0,248.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
diff --git a/single-line-diagram-core/src/test/resources/consecutive_shunts.svg b/single-line-diagram-core/src/test/resources/consecutive_shunts.svg
index 7e31efda7..5a048f85c 100644
--- a/single-line-diagram-core/src/test/resources/consecutive_shunts.svg
+++ b/single-line-diagram-core/src/test/resources/consecutive_shunts.svg
@@ -690,7 +690,7 @@
             <g class="sld-arrow-q sld-in" id="idFT_95_ONE_ARROW_REACTIVE" transform="translate(160.0,607.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idFT_95_ONE_ARROW_ACTIVE" transform="translate(160.0,587.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
@@ -1130,7 +1130,7 @@
             <g class="sld-arrow-q sld-in" id="idFX_95_ONE_ARROW_REACTIVE" transform="translate(510.0,607.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10" transform="rotate(180.0,5.0,5.0)"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-p sld-in" id="idFX_95_ONE_ARROW_ACTIVE" transform="translate(510.0,587.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10" transform="rotate(180.0,5.0,5.0)"/>
@@ -1173,7 +1173,7 @@
             <g class="sld-arrow-q sld-in" id="idFV_95_ONE_ARROW_REACTIVE" transform="translate(910.0,123.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl70to120-1" id="idBUSCO_95_EF" transform="translate(911.0,274.0)">
                 <circle cx="4" cy="4" r="2"/>
@@ -1253,7 +1253,7 @@
             <g class="sld-arrow-q sld-in" id="idFR_95_ONE_ARROW_REACTIVE" transform="translate(660.0,123.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious sld-vl70to120-1" id="idBUSCO_95_FR_95_ONE" transform="translate(661.0,249.0)">
                 <circle cx="4" cy="4" r="2"/>
diff --git a/single-line-diagram-core/src/test/resources/feederInfoTest.svg b/single-line-diagram-core/src/test/resources/feederInfoTest.svg
index 509db66b3..ea3905faa 100644
--- a/single-line-diagram-core/src/test/resources/feederInfoTest.svg
+++ b/single-line-diagram-core/src/test/resources/feederInfoTest.svg
@@ -174,12 +174,12 @@
             <g class="sld-arrow-p sld-in" id="idC1_ARROW_ACTIVE" transform="translate(60.0,101.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idC1_ARROW_REACTIVE" transform="translate(60.0,121.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-bus-connection sld-fictitious" id="idBUSCO_95_b2" transform="translate(61.0,356.0)">
                 <circle cx="4" cy="4" r="2"/>
diff --git a/single-line-diagram-core/src/test/resources/topological_style_substation.svg b/single-line-diagram-core/src/test/resources/topological_style_substation.svg
index 7b35c8e55..c03695ed0 100644
--- a/single-line-diagram-core/src/test/resources/topological_style_substation.svg
+++ b/single-line-diagram-core/src/test/resources/topological_style_substation.svg
@@ -204,12 +204,12 @@
             <g class="sld-arrow-p sld-in" id="idl_ARROW_ACTIVE" transform="translate(60.0,129.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="idl_ARROW_REACTIVE" transform="translate(60.0,149.5)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-vl300to500-0" id="idd" transform="translate(61.0,386.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -245,12 +245,12 @@
             <g class="sld-arrow-p sld-in" id="id2WT_95_ONE_ARROW_ACTIVE" transform="translate(110.0,125.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="id2WT_95_ONE_ARROW_REACTIVE" transform="translate(110.0,145.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="idd2WT_95_1" transform="translate(111.0,386.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -286,12 +286,12 @@
             <g class="sld-arrow-p sld-in" id="id3WT_95_ONE_ARROW_ACTIVE" transform="translate(160.0,125.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="id3WT_95_ONE_ARROW_REACTIVE" transform="translate(160.0,145.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl300to500-0" id="idd3WT_95_1" transform="translate(161.0,386.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -334,12 +334,12 @@
             <g class="sld-arrow-p sld-in" id="id2WT_95_TWO_ARROW_ACTIVE" transform="translate(250.0,125.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="id2WT_95_TWO_ARROW_REACTIVE" transform="translate(250.0,145.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-disconnected" id="idd2WT_95_2" transform="translate(251.0,386.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -375,12 +375,12 @@
             <g class="sld-arrow-p sld-in" id="id3WT_95_TWO_ARROW_ACTIVE" transform="translate(300.0,125.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="id3WT_95_TWO_ARROW_REACTIVE" transform="translate(300.0,145.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-disconnected" id="idd3WT_95_2" transform="translate(301.0,386.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>
@@ -423,12 +423,12 @@
             <g class="sld-arrow-p sld-in" id="id3WT_95_THREE_ARROW_ACTIVE" transform="translate(390.0,125.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-arrow-q sld-in" id="id3WT_95_THREE_ARROW_REACTIVE" transform="translate(390.0,145.0)">
                 <polygon class="sld-arrow-in" points="0,0 10,0 5,10"/>
                 <polygon class="sld-arrow-out" points="5,0 10,10 0,10"/>
-                <text class="sld-label" x="15.0" y="5.0">NaN</text>
+                <text class="sld-label" x="15.0" y="5.0">-</text>
             </g>
             <g class="sld-disconnector sld-closed sld-fictitious sld-vl50to70-0" id="idd3WT_95_3" transform="translate(391.0,386.0)">
                 <path class="sld-sw-closed" d="M0,0 8,8 M8,0 0,8"/>

From 09935b6e882cf8041e93ea1dccfee8900fe4d180 Mon Sep 17 00:00:00 2001
From: Florian Dupuy <66690739+flo-dup@users.noreply.github.com>
Date: Mon, 13 Jun 2022 16:03:59 +0200
Subject: [PATCH 2/2] Bump powsybl-core to 4.9.0 (#397)

* Bump powsybl-core to 4.9.0
* Update following Mockito update
* Update reference iidm files from 1.7 to 1.8

Signed-off-by: Florian Dupuy <florian.dupuy@rte-france.com>
---
 pom.xml                                             |  2 +-
 .../dl/conversion/AbstractCgmesDLExporterTest.java  | 13 ++++++-------
 .../src/test/resources/branchStatusRef.xml          |  2 +-
 .../src/test/resources/busbarSectionPositionRef.xml |  2 +-
 .../src/test/resources/connectablePositionRef.xml   |  2 +-
 5 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/pom.xml b/pom.xml
index e4270f63d..a098a5abd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -74,7 +74,7 @@
             **/generated/**/*
         </sonar.exclusions>
 
-        <powsybl-core.version>4.8.0</powsybl-core.version>
+        <powsybl-core.version>4.9.0</powsybl-core.version>
     </properties>
 
     <profiles>
diff --git a/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-conversion/src/test/java/com/powsybl/sld/cgmes/dl/conversion/AbstractCgmesDLExporterTest.java b/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-conversion/src/test/java/com/powsybl/sld/cgmes/dl/conversion/AbstractCgmesDLExporterTest.java
index a9ed3363f..1f2cd35dd 100644
--- a/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-conversion/src/test/java/com/powsybl/sld/cgmes/dl/conversion/AbstractCgmesDLExporterTest.java
+++ b/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-conversion/src/test/java/com/powsybl/sld/cgmes/dl/conversion/AbstractCgmesDLExporterTest.java
@@ -16,7 +16,6 @@
 import org.junit.Before;
 import org.junit.Test;
 import org.mockito.ArgumentCaptor;
-import org.mockito.Matchers;
 import org.mockito.Mockito;
 
 import com.powsybl.sld.cgmes.dl.iidm.extensions.DiagramPoint;
@@ -54,14 +53,14 @@ public abstract class AbstractCgmesDLExporterTest {
     @Before
     public void setUp() {
         tripleStore = Mockito.mock(TripleStore.class);
-        Mockito.when(tripleStore.add(Matchers.any(String.class), Matchers.eq(CgmesNamespace.CIM_16_NAMESPACE),
-                                     Matchers.eq("Diagram"), Matchers.any(PropertyBag.class)))
+        Mockito.when(tripleStore.add(Mockito.any(String.class), Mockito.eq(CgmesNamespace.CIM_16_NAMESPACE),
+                        Mockito.eq("Diagram"), Mockito.any(PropertyBag.class)))
                .thenReturn(diagramId);
-        Mockito.when(tripleStore.add(Matchers.any(String.class), Matchers.eq(CgmesNamespace.CIM_16_NAMESPACE),
-                                     Matchers.eq("DiagramObjectStyle"), Matchers.any(PropertyBag.class)))
+        Mockito.when(tripleStore.add(Mockito.any(String.class), Mockito.eq(CgmesNamespace.CIM_16_NAMESPACE),
+                        Mockito.eq("DiagramObjectStyle"), Mockito.any(PropertyBag.class)))
                .thenReturn(diagramObjectStyleId);
-        Mockito.when(tripleStore.add(Matchers.any(String.class), Matchers.eq(CgmesNamespace.CIM_16_NAMESPACE),
-                                     Matchers.eq("DiagramObject"), Matchers.any(PropertyBag.class)))
+        Mockito.when(tripleStore.add(Mockito.any(String.class), Mockito.eq(CgmesNamespace.CIM_16_NAMESPACE),
+                        Mockito.eq("DiagramObject"), Mockito.any(PropertyBag.class)))
                .thenReturn(diagramObjectId);
 
         cgmesDLModel = Mockito.mock(CgmesDLModel.class);
diff --git a/single-line-diagram-iidm-extensions/src/test/resources/branchStatusRef.xml b/single-line-diagram-iidm-extensions/src/test/resources/branchStatusRef.xml
index 551aec2a1..62a05e5a8 100644
--- a/single-line-diagram-iidm-extensions/src/test/resources/branchStatusRef.xml
+++ b/single-line-diagram-iidm-extensions/src/test/resources/branchStatusRef.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<iidm:network xmlns:iidm="http://www.powsybl.org/schema/iidm/1_7" xmlns:bs="http://www.powsybl.org/schema/iidm/ext/branch_status/1_0" id="test" caseDate="2016-06-27T12:27:58.535+02:00" forecastDistance="0" sourceFormat="test" minimumValidationLevel="STEADY_STATE_HYPOTHESIS">
+<iidm:network xmlns:iidm="http://www.powsybl.org/schema/iidm/1_8" xmlns:bs="http://www.powsybl.org/schema/iidm/ext/branch_status/1_0" id="test" caseDate="2016-06-27T12:27:58.535+02:00" forecastDistance="0" sourceFormat="test" minimumValidationLevel="STEADY_STATE_HYPOTHESIS">
     <iidm:substation id="S" country="FR">
         <iidm:voltageLevel id="VL" nominalV="400.0" topologyKind="NODE_BREAKER">
             <iidm:nodeBreakerTopology></iidm:nodeBreakerTopology>
diff --git a/single-line-diagram-iidm-extensions/src/test/resources/busbarSectionPositionRef.xml b/single-line-diagram-iidm-extensions/src/test/resources/busbarSectionPositionRef.xml
index 9af5c3864..2cc1dbdce 100644
--- a/single-line-diagram-iidm-extensions/src/test/resources/busbarSectionPositionRef.xml
+++ b/single-line-diagram-iidm-extensions/src/test/resources/busbarSectionPositionRef.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<iidm:network xmlns:iidm="http://www.powsybl.org/schema/iidm/1_7" xmlns:bbsp="http://www.itesla_project.eu/schema/iidm/ext/busbarsectionposition/1_0" id="test" caseDate="2016-06-27T12:27:58.535+02:00" forecastDistance="0" sourceFormat="test" minimumValidationLevel="STEADY_STATE_HYPOTHESIS">
+<iidm:network xmlns:iidm="http://www.powsybl.org/schema/iidm/1_8" xmlns:bbsp="http://www.itesla_project.eu/schema/iidm/ext/busbarsectionposition/1_0" id="test" caseDate="2016-06-27T12:27:58.535+02:00" forecastDistance="0" sourceFormat="test" minimumValidationLevel="STEADY_STATE_HYPOTHESIS">
     <iidm:substation id="S" country="FR">
         <iidm:voltageLevel id="VL" nominalV="400.0" topologyKind="NODE_BREAKER">
             <iidm:nodeBreakerTopology>
diff --git a/single-line-diagram-iidm-extensions/src/test/resources/connectablePositionRef.xml b/single-line-diagram-iidm-extensions/src/test/resources/connectablePositionRef.xml
index 4e0e0b1ec..556137235 100644
--- a/single-line-diagram-iidm-extensions/src/test/resources/connectablePositionRef.xml
+++ b/single-line-diagram-iidm-extensions/src/test/resources/connectablePositionRef.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<iidm:network xmlns:iidm="http://www.powsybl.org/schema/iidm/1_7" xmlns:cp="http://www.itesla_project.eu/schema/iidm/ext/connectable_position/1_0" id="test" caseDate="2016-06-27T12:27:58.535+02:00" forecastDistance="0" sourceFormat="test" minimumValidationLevel="STEADY_STATE_HYPOTHESIS">
+<iidm:network xmlns:iidm="http://www.powsybl.org/schema/iidm/1_8" xmlns:cp="http://www.itesla_project.eu/schema/iidm/ext/connectable_position/1_0" id="test" caseDate="2016-06-27T12:27:58.535+02:00" forecastDistance="0" sourceFormat="test" minimumValidationLevel="STEADY_STATE_HYPOTHESIS">
     <iidm:substation id="S" country="FR">
         <iidm:voltageLevel id="VL" nominalV="400.0" topologyKind="NODE_BREAKER">
             <iidm:nodeBreakerTopology>