Version 1.7.0-dev.3.2 .

editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/internal/index/file/ElementCodecTest.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 121 matching lines @@
     when(element.getLocation()).thenReturn(location);
     when(context.getElement(location)).thenReturn(element);
     int id = codec.encode(element);
     assertEquals(element, codec.decode(context, id));
     // check strings
     assertThat(stringCodec.getNameToIndex()).hasSize(3).includes(
         entry(LIB, 0),
         entry(UNIT, 1),
         entry("bar", 2));
   }
+
+  @Override
+  protected void tearDown() throws Exception {
+    stringCodec = null;
+    codec = null;
+    super.tearDown();
+  }
 }