Version 1.7.0-dev.3.2 .

editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/internal/index/file/IndexNodeTest.java

 /*
  * Copyright (c) 2014, the Dart project authors.
  * 
  * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
  * in compliance with the License. You may obtain a copy of the License at
  * 
  * http://www.eclipse.org/legal/epl-v10.html
  * 
  * Unless required by applicable law or agreed to in writing, software distributed under the License
  * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
@@ skipping 86 matching lines @@
       Map<RelationKeyData, List<LocationData>> relations = ImmutableMap.of(key, locations);
       node.setRelations(relations);
     }
     // request
     Location[] locations = node.getRelationships(elementA, relationship);
     assertThat(locations).hasSize(2);
     assertHasLocation(locations, elementB, 1, 10);
     assertHasLocation(locations, elementC, 2, 20);
   }
 
+  @Override
+  protected void tearDown() throws Exception {
+    stringCodec = null;
+    elementCodec = null;
+    relationshipCodec = null;
+    node = null;
+    super.tearDown();
+  }
+
   private void assertHasLocation(Location[] locations, Element element, int offset, int length) {
     for (Location location : locations) {
       if (Objects.equal(location.getElement(), element) && location.getOffset() == offset
           && location.getLength() == length) {
         return;
       }
     }
     fail("Expected to find Location(element=" + element + ", offset=" + offset + ", length="
         + length + ")");
   }
 
   private Element mockElement() {
     int elementId = nextElementId++;
     Element element = mock(Element.class);
     when(elementCodec.encode(element)).thenReturn(elementId);
     when(elementCodec.decode(context, elementId)).thenReturn(element);
     return element;
   }
 }