Fix for local variable rename, when it is expression of invocation.

editor/tools/plugins/com.google.dart.tools.ui.swtbot_test/src/com/google/dart/tools/ui/internal/refactoring/AbstractDartEditorTest.java

Index: editor/tools/plugins/com.google.dart.tools.ui.swtbot_test/src/com/google/dart/tools/ui/internal/refactoring/AbstractDartEditorTest.java
diff --git a/editor/tools/plugins/com.google.dart.tools.ui.swtbot_test/src/com/google/dart/tools/ui/internal/refactoring/AbstractDartEditorTest.java b/editor/tools/plugins/com.google.dart.tools.ui.swtbot_test/src/com/google/dart/tools/ui/internal/refactoring/AbstractDartEditorTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..2548cec79a258d379f1971a2aef3cff8ceadfd3b
--- /dev/null
+++ b/editor/tools/plugins/com.google.dart.tools.ui.swtbot_test/src/com/google/dart/tools/ui/internal/refactoring/AbstractDartEditorTest.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2012, 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
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.google.dart.tools.ui.internal.refactoring;
+
+import static org.fest.assertions.Assertions.assertThat;
+
+import com.google.dart.tools.ui.internal.text.editor.DartEditor;
+import com.google.dart.tools.ui.refactoring.AbstractDartTest;
+
+import org.eclipse.core.resources.IFile;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.text.source.ISourceViewer;
+import org.eclipse.swt.custom.StyledText;
+import org.eclipse.ui.IActionBars;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.ide.IDE;
+import org.eclipse.ui.texteditor.AbstractTextEditor;
+
+import java.lang.reflect.Method;
+
+/**
+ * Base for {@link DartEditor} tests.
+ */
+public class AbstractDartEditorTest extends AbstractDartTest {
+  protected DartEditor testEditor;
+  protected ISourceViewer sourceViewer;
+  protected StyledText textWidget;
+
+  public void openEditor(String... lines) throws Exception {
+    setTestUnitContent(lines);
+    testEditor = (DartEditor) IDE.openEditor(
+        PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(),
+        (IFile) testUnit.getResource());
+    // prepare ISourceViewer and StyledText
+    {
+      Method method = AbstractTextEditor.class.getDeclaredMethod("getSourceViewer");
+      method.setAccessible(true);
+      sourceViewer = (ISourceViewer) method.invoke(testEditor);
+    }
+    textWidget = sourceViewer.getTextWidget();
+  }
+
+  /**
+   * @return the {@link IAction} with given definition ID, not <code>null</code>.
+   */
+  protected final IAction getEditorAction(String id) {
+    IActionBars actionBars = testEditor.getEditorSite().getActionBars();
+    IAction action = actionBars.getGlobalActionHandler(id);
+    assertNotNull("Can not find action " + id, action);
+    return action;
+  }
+
+  /**
+   * Attempts to find given pattern in the editor source and then places caret into this position.
+   * Fails in position was not found.
+   */
+  protected final void selectAndReveal(String pattern) throws Exception {
+    int position = sourceViewer.getDocument().get().indexOf(pattern);
+    assertThat(position).isNotEqualTo(-1);
+    testEditor.selectAndReveal(position, 0);
+  }
+
+  @Override
+  protected void tearDown() throws Exception {
+    if (testEditor != null) {
+      testEditor.close(false);
+    }
+    super.tearDown();
+  }
+}