From d5470c303a374f9515097eeb58f2aabcc511576f Mon Sep 17 00:00:00 2001
From: Jose Galarza <igalarzab@gmail.com>
Date: Tue, 1 Aug 2017 16:39:08 +0300
Subject: [PATCH 1/2] Fixing filters with uppercase letters

---
 .../hubspot/jinjava/lib/SimpleLibrary.java    |  4 +-
 .../CamelCaseRegisteringFilterTest.java       | 37 +++++++++++++++++++
 2 files changed, 39 insertions(+), 2 deletions(-)
 create mode 100644 src/test/java/com/hubspot/jinjava/lib/filter/CamelCaseRegisteringFilterTest.java

diff --git a/src/main/java/com/hubspot/jinjava/lib/SimpleLibrary.java b/src/main/java/com/hubspot/jinjava/lib/SimpleLibrary.java
index 97598beb6..c40e406b5 100644
--- a/src/main/java/com/hubspot/jinjava/lib/SimpleLibrary.java
+++ b/src/main/java/com/hubspot/jinjava/lib/SimpleLibrary.java
@@ -57,7 +57,7 @@ public T fetch(String item) {
       throw new DisabledException(item);
     }
 
-    return lib.get(StringUtils.lowerCase(item));
+    return lib.get(item);
   }
 
   @SafeVarargs
@@ -82,7 +82,7 @@ public void register(T obj) {
   }
 
   public void register(String name, T obj) {
-    if (!disabled.contains(obj.getName().toLowerCase())) {
+    if (!disabled.contains(obj.getName())) {
       lib.put(name, obj);
       ENGINE_LOG.debug(getClass().getSimpleName() + ": Registered " + obj.getName());
     }
diff --git a/src/test/java/com/hubspot/jinjava/lib/filter/CamelCaseRegisteringFilterTest.java b/src/test/java/com/hubspot/jinjava/lib/filter/CamelCaseRegisteringFilterTest.java
new file mode 100644
index 000000000..2df0b0fee
--- /dev/null
+++ b/src/test/java/com/hubspot/jinjava/lib/filter/CamelCaseRegisteringFilterTest.java
@@ -0,0 +1,37 @@
+package com.hubspot.jinjava.lib.filter;
+
+import com.hubspot.jinjava.Jinjava;
+import com.hubspot.jinjava.interpret.JinjavaInterpreter;
+import org.junit.Test;
+
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class CamelCaseRegisteringFilterTest {
+
+  Jinjava jinjava;
+
+  @Test
+  public void testCamelCaseIsRegistered() {
+    jinjava = new Jinjava();
+    jinjava.getGlobalContext().registerFilter(new ReturnHelloFilter());
+
+    assertThat(jinjava.render("{{ 'test'|returnHello }}", new HashMap<>())).isEqualTo("Hello");
+  }
+
+  private static class ReturnHelloFilter implements AdvancedFilter {
+    @Override
+    public String getName() {
+      return "returnHello";
+    }
+
+    @Override
+    public Object filter(Object var, JinjavaInterpreter interpreter, Object[] args, Map<String, Object> kwargs) {
+      return "Hello";
+    }
+  }
+
+}

From 1e45682bb333c51a551790669e32ab66d0fae5b3 Mon Sep 17 00:00:00 2001
From: Jeff Boulter <jeff@boulter.com>
Date: Tue, 1 Aug 2017 09:48:53 -0400
Subject: [PATCH 2/2] update test name

---
 .../jinjava/lib/filter/CamelCaseRegisteringFilterTest.java      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/test/java/com/hubspot/jinjava/lib/filter/CamelCaseRegisteringFilterTest.java b/src/test/java/com/hubspot/jinjava/lib/filter/CamelCaseRegisteringFilterTest.java
index 2df0b0fee..4232c47a8 100644
--- a/src/test/java/com/hubspot/jinjava/lib/filter/CamelCaseRegisteringFilterTest.java
+++ b/src/test/java/com/hubspot/jinjava/lib/filter/CamelCaseRegisteringFilterTest.java
@@ -15,7 +15,7 @@ public class CamelCaseRegisteringFilterTest {
   Jinjava jinjava;
 
   @Test
-  public void testCamelCaseIsRegistered() {
+  public void itAllowsCamelCasedFilterNames() {
     jinjava = new Jinjava();
     jinjava.getGlobalContext().registerFilter(new ReturnHelloFilter());