Report CompileTimeErrorCode.WRONG_NUMBER_OF_PARAMETERS_FOR_OPERATOR

editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/resolver/ResolverTestCase.java

Index: editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/resolver/ResolverTestCase.java
diff --git a/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/resolver/ResolverTestCase.java b/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/resolver/ResolverTestCase.java
index f1e6d3025b58b20fa1697129ebc657a849015dd0..7f7f5dde3f437de5aa37ed09eda6e5d50d7a7375 100644
--- a/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/resolver/ResolverTestCase.java
+++ b/editor/tools/plugins/com.google.dart.engine_test/src/com/google/dart/engine/resolver/ResolverTestCase.java
@@ -73,9 +73,7 @@ public class ResolverTestCase extends EngineTestCase {
 
   @Override
   public void setUp() {
-    errorListener = new GatheringErrorListener();
-    analysisContext = AnalysisContextFactory.contextWithCore();
-    sourceFactory = analysisContext.getSourceFactory();
+    reset();
   }
 
   /**
@@ -180,6 +178,16 @@ public class ResolverTestCase extends EngineTestCase {
   }
 
   /**
+   * In the rare cases we want to group several tests into single "test_" method, so need a way to
+   * reset test instance to reuse it.
+   */
+  protected void reset() {
+    errorListener = new GatheringErrorListener();
+    analysisContext = AnalysisContextFactory.contextWithCore();
+    sourceFactory = analysisContext.getSourceFactory();
+  }
+
+  /**
    * Given a library and all of its parts, resolve the contents of the library and the contents of
    * the parts. This assumes that the sources for the library and its parts have already been added
    * to the content provider using the method {@link #addSource(String, String)}.