Altinn · ivarne · Jan 16, 2025 · Jan 16, 2025 · Jan 16, 2025 · Jan 16, 2025
diff --git a/src/Altinn.App.Core/Internal/Expressions/ExpressionEvaluator.cs b/src/Altinn.App.Core/Internal/Expressions/ExpressionEvaluator.cs
@@ -59,7 +59,7 @@ bool defaultReturn
         LayoutEvaluatorState state,
         Expression expr,
         ComponentContext context,
-        object[]? positionalArguments = null
+        object?[]? positionalArguments = null
     )
     {
         if (!expr.IsFunctionExpression)
@@ -534,7 +534,7 @@ private static (double?, double?) PrepareNumericArgs(object?[] args)
         return string.Equals(ToStringForEquals(args[0]), ToStringForEquals(args[1]), StringComparison.Ordinal);
     }
 
-    private static object Argv(object?[] args, object[]? positionalArguments)
+    private static object? Argv(object?[] args, object?[]? positionalArguments)
     {
         if (args.Length != 1)
         {

diff --git a/test/Altinn.App.Core.Tests/LayoutExpressions/CommonTests/ExpressionTestCaseRoot.cs b/test/Altinn.App.Core.Tests/LayoutExpressions/CommonTests/ExpressionTestCaseRoot.cs
@@ -63,6 +63,9 @@ public class ExpressionTestCaseRoot
     [JsonPropertyName("profileSettings")]
     public ProfileSettings? ProfileSettings { get; set; }
 
+    [JsonPropertyName("positionalArguments")]
+    public List<JsonElement>? PositionalArguments { get; set; }
+
     public override string ToString()
     {
         return $"{Filename}: {Name}";

diff --git a/test/Altinn.App.Core.Tests/LayoutExpressions/CommonTests/TestFunctions.cs b/test/Altinn.App.Core.Tests/LayoutExpressions/CommonTests/TestFunctions.cs
@@ -1,3 +1,4 @@
+using System.Collections;
 using System.Text.Json;
 using Altinn.App.Core.Configuration;
 using Altinn.App.Core.Features;
@@ -27,6 +28,10 @@ public TestFunctions(ITestOutputHelper output)
         _output = output;
     }
 
+    [Theory]
+    [SharedTest("argv")]
+    public async Task Argv_Theory(string testName, string folder) => await RunTestCase(testName, folder);
+
     [Theory]
     [SharedTest("and")]
     public async Task And_Theory(string testName, string folder) => await RunTestCase(testName, folder);
@@ -194,6 +199,20 @@ private async Task RunTestCase(string testName, string folder)
             dataAccessor = DynamicClassBuilder.DataAccessorFromJsonDocument(test.Instance, test.DataModels);
         }
 
+        var positionalArguments = test
+            .PositionalArguments?.Select<JsonElement, object?>(e =>
+                e.ValueKind switch
+                {
+                    JsonValueKind.String => e.GetString(),
+                    JsonValueKind.Number => e.GetDouble(),
+                    JsonValueKind.True => true,
+                    JsonValueKind.False => false,
+                    JsonValueKind.Null => null,
+                    _ => throw new NotImplementedException($"JsonElement value kind {e.ValueKind} not implemented"),
+                }
+            )
+            .ToArray();
+
         LayoutModel? componentModel = null;
         if (test.Layouts is not null)
         {
@@ -221,7 +240,8 @@ private async Task RunTestCase(string testName, string folder)
                     await ExpressionEvaluator.EvaluateExpression(
                         state,
                         test.Expression,
-                        test.Context?.ToContext(componentModel, state)!
+                        test.Context?.ToContext(componentModel, state)!,
+                        positionalArguments
                     );
                 };
                 (await act.Should().ThrowAsync<Exception>()).WithMessage($"*{test.ExpectsFailure}*");
@@ -235,7 +255,8 @@ await ExpressionEvaluator.EvaluateExpression(
         var result = await ExpressionEvaluator.EvaluateExpression(
             state,
             test.Expression,
-            test.Context?.ToContext(componentModel, state)!
+            test.Context?.ToContext(componentModel, state)!,
+            positionalArguments
         );
 
         switch (test.Expects.ValueKind)

diff --git a/...pp.Core.Tests/LayoutExpressions/CommonTests/shared-tests/context-lists/groups/oneRow.json b/...pp.Core.Tests/LayoutExpressions/CommonTests/shared-tests/context-lists/groups/oneRow.json
@@ -97,6 +97,6 @@
     }
   ],
   "dataModel": {
-    "gruppe1": [{ "comp3binding": "123", "comp4binding": "dadda" }]
+    "gruppe1": [{ "altinnRowId": "row0", "comp3binding": "123", "comp4binding": "dadda" }]
   }
 }
diff --git a/...p.Core.Tests/LayoutExpressions/CommonTests/shared-tests/context-lists/groups/twoRows.json b/...p.Core.Tests/LayoutExpressions/CommonTests/shared-tests/context-lists/groups/twoRows.json
@@ -108,8 +108,8 @@
   ],
   "dataModel": {
     "gruppe1": [
-      { "comp3binding": "123", "comp4binding": "dadda" },
-      { "comp3binding": "456", "comp4binding": "dodo" }
+      { "altinnRowId": "row1", "comp3binding": "123", "comp4binding": "dadda" },
+      { "altinnRowId": "row2", "comp3binding": "456", "comp4binding": "dodo" }
     ]
   }
 }
diff --git a/...utExpressions/CommonTests/shared-tests/context-lists/recursiveGroups/recursiveOneRow.json b/...utExpressions/CommonTests/shared-tests/context-lists/recursiveGroups/recursiveOneRow.json
@@ -114,8 +114,10 @@
   "dataModel": {
     "group": [
       {
+        "altinnRowId": "row0",
         "subgroup": [
           {
+            "altinnRowId": "row0-child0",
             "asdf": "123"
           }
         ]

diff --git a/...essions/CommonTests/shared-tests/context-lists/recursiveGroups/recursiveTwoRowsInner.json b/...essions/CommonTests/shared-tests/context-lists/recursiveGroups/recursiveTwoRowsInner.json
@@ -124,11 +124,14 @@
   "dataModel": {
     "group": [
       {
+        "altinnRowId": "row0",
         "subgroup": [
           {
+            "altinnRowId": "row0-child0",
             "asdf": "123"
           },
           {
+            "altinnRowId": "row0-child1",
             "asdf": "456"
           }
         ]

diff --git a/...essions/CommonTests/shared-tests/context-lists/recursiveGroups/recursiveTwoRowsOuter.json b/...essions/CommonTests/shared-tests/context-lists/recursiveGroups/recursiveTwoRowsOuter.json
@@ -131,15 +131,19 @@
   "dataModel": {
     "group": [
       {
+        "altinnRowId": "row0",
         "subgroup": [
           {
+            "altinnRowId": "row0-child0",
             "asdf": "123"
           }
         ]
       },
       {
+        "altinnRowId": "row1",
         "subgroup": [
           {
+            "altinnRowId": "row1-child0",
             "asdf": "456"
           }
         ]

diff --git a/...Core.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/arg-can-be-null.json b/...Core.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/arg-can-be-null.json
@@ -0,0 +1,6 @@
+{
+  "name": "Positional argument can also be null",
+  "expression": ["argv", 1],
+  "expects": null,
+  "positionalArguments": ["foo", null, 5]
+}
diff --git a/...p.Core.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/error-no-args.json b/...p.Core.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/error-no-args.json
@@ -0,0 +1,5 @@
+{
+  "name": "Errors when trying to read argument when none exist",
+  "expression": ["argv", 0],
+  "expectsFailure": "No positional arguments available"
+}
diff --git a/...re.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/error-no-such-arg.json b/...re.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/error-no-such-arg.json
@@ -0,0 +1,6 @@
+{
+  "name": "Errors when trying to read argument that does not exist",
+  "expression": ["argv", 2],
+  "expectsFailure": "Index 2 out of range",
+  "positionalArguments": ["foo", 1234]
+}
diff --git a/...nn.App.Core.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/simple-0.json b/...nn.App.Core.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/simple-0.json
@@ -0,0 +1,6 @@
+{
+  "name": "Simple: Read arg 0",
+  "expression": ["argv", 0],
+  "expects": "foo",
+  "positionalArguments": ["foo", "bar"]
+}
diff --git a/...nn.App.Core.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/simple-1.json b/...nn.App.Core.Tests/LayoutExpressions/CommonTests/shared-tests/functions/argv/simple-1.json
@@ -0,0 +1,6 @@
+{
+  "name": "Simple: Read arg 1",
+  "expression": ["argv", 1],
+  "expects": 1234,
+  "positionalArguments": ["foo", 1234]
+}
diff --git a/...s/LayoutExpressions/CommonTests/shared-tests/functions/component/across-pages-hidden.json b/...s/LayoutExpressions/CommonTests/shared-tests/functions/component/across-pages-hidden.json
@@ -2,7 +2,7 @@
   "name": "Lookup across pages (when target page is hidden)",
   "expression": ["component", "page1-input"],
   "context": {
-    "component": "art",
+    "component": "art2",
     "rowIndices": [0, 1],
     "currentLayout": "Mennesker"
   },
@@ -26,17 +26,17 @@
             "dataModelBindings": {
               "group": "Dyr"
             },
-            "children": ["art", "navn"]
+            "children": ["art1", "dyr-navn"]
           },
           {
-            "id": "art",
+            "id": "art1",
             "type": "Input",
             "dataModelBindings": {
               "simpleBinding": "Dyr.Art"
             }
           },
           {
-            "id": "navn",
+            "id": "dyr-navn",
             "type": "Input",
             "dataModelBindings": {
               "simpleBinding": "Dyr.Navn"
@@ -55,10 +55,10 @@
             "dataModelBindings": {
               "group": "Mennesker"
             },
-            "children": ["navn", "alder", "favoritt-dyr"]
+            "children": ["person-navn", "alder", "favoritt-dyr"]
           },
           {
-            "id": "navn",
+            "id": "person-navn",
             "type": "Input",
             "dataModelBindings": {
               "simpleBinding": "Mennesker.Navn"
@@ -77,10 +77,10 @@
             "dataModelBindings": {
               "group": "Mennesker.FavorittDyr"
             },
-            "children": ["art"]
+            "children": ["art2"]
           },
           {
-            "id": "art",
+            "id": "art2",
             "type": "Input",
             "dataModelBindings": {
               "simpleBinding": "Mennesker.FavorittDyr.Art"
@@ -94,28 +94,36 @@
     "Side1": "Hei verden",
     "Dyr": [
       {
+        "altinnRowId": "animal0",
         "Navn": "Pia Potet",
         "Art": "Kanin"
       },
       {
+        "altinnRowId": "animal1",
         "Navn": "Erling Ert",
         "Art": "Dovendyr"
       },
       {
+        "altinnRowId": "animal2",
         "Navn": "Mona Melon",
         "Art": "Hamster"
       }
     ],
     "Mennesker": [
       {
+        "altinnRowId": "person0",
         "Navn": "Kåre",
         "Alder": 28,
-        "FavorittDyr": [{ "Art": "Kanin" }, { "Art": "Hamster" }]
+        "FavorittDyr": [
+          { "altinnRowId": "person0-fav0", "Art": "Kanin" },
+          { "altinnRowId": "person0-fav1", "Art": "Hamster" }
+        ]
       },
       {
+        "altinnRowId": "person1",
         "Navn": "Arild",
         "Alder": 14,
-        "FavorittDyr": [{ "Art": "Dovendyr" }]
+        "FavorittDyr": [{ "altinnRowId": "person1-fav0", "Art": "Dovendyr" }]
       }
     ]
   }

diff --git a/...re.Tests/LayoutExpressions/CommonTests/shared-tests/functions/component/across-pages.json b/...re.Tests/LayoutExpressions/CommonTests/shared-tests/functions/component/across-pages.json
@@ -2,7 +2,7 @@
   "name": "Lookup across pages",
   "expression": ["component", "page1-input"],
   "context": {
-    "component": "art",
+    "component": "art2",
     "rowIndices": [0, 1],
     "currentLayout": "Mennesker"
   },
@@ -25,17 +25,17 @@
             "dataModelBindings": {
               "group": "Dyr"
             },
-            "children": ["art", "navn"]
+            "children": ["art1", "dyr-navn"]
           },
           {
-            "id": "art",
+            "id": "art1",
             "type": "Input",
             "dataModelBindings": {
               "simpleBinding": "Dyr.Art"
             }
           },
           {
-            "id": "navn",
+            "id": "dyr-navn",
             "type": "Input",
             "dataModelBindings": {
               "simpleBinding": "Dyr.Navn"
@@ -54,10 +54,10 @@
             "dataModelBindings": {
               "group": "Mennesker"
             },
-            "children": ["navn", "alder", "favoritt-dyr"]
+            "children": ["person-navn", "alder", "favoritt-dyr"]
           },
           {
-            "id": "navn",
+            "id": "person-navn",
             "type": "Input",
             "dataModelBindings": {
               "simpleBinding": "Mennesker.Navn"
@@ -76,10 +76,10 @@
             "dataModelBindings": {
               "group": "Mennesker.FavorittDyr"
             },
-            "children": ["art"]
+            "children": ["art2"]
           },
           {
-            "id": "art",
+            "id": "art2",
             "type": "Input",
             "dataModelBindings": {
               "simpleBinding": "Mennesker.FavorittDyr.Art"
@@ -93,28 +93,36 @@
     "Side1": "Hei verden",
     "Dyr": [
       {
+        "altinnRowId": "animal0",
         "Navn": "Pia Potet",
         "Art": "Kanin"
       },
       {
+        "altinnRowId": "animal1",
         "Navn": "Erling Ert",
         "Art": "Dovendyr"
       },
       {
+        "altinnRowId": "animal2",
         "Navn": "Mona Melon",
         "Art": "Hamster"
       }
     ],
     "Mennesker": [
       {
+        "altinnRowId": "person0",
         "Navn": "Kåre",
         "Alder": 28,
-        "FavorittDyr": [{ "Art": "Kanin" }, { "Art": "Hamster" }]
+        "FavorittDyr": [
+          { "altinnRowId": "person0-fav0", "Art": "Kanin" },
+          { "altinnRowId": "person0-fav1", "Art": "Hamster" }
+        ]
       },
       {
+        "altinnRowId": "person1",
         "Navn": "Arild",
         "Alder": 14,
-        "FavorittDyr": [{ "Art": "Dovendyr" }]
+        "FavorittDyr": [{ "altinnRowId": "person1-fav0", "Art": "Dovendyr" }]
       }
     ]
   }