UI tests for 'Rename' and 'Extract Local Variable' refactorings.

editor/tools/plugins/com.google.dart.tools.ui_test/src-ui/editor/refactoring/ExtractLocalRefactoringTest.java

+/*
+ * Copyright (c) 2013, 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 editor.refactoring;
+
+import com.google.dart.tools.ui.actions.JdtActionConstants;
+import com.google.dart.ui.test.driver.ShellClosedOperation;
+import com.google.dart.ui.test.driver.ShellOperation;
+import com.google.dart.ui.test.driver.Operation;
+import com.google.dart.ui.test.helpers.WizardDialogHelper;
+import com.google.dart.ui.test.util.UiContext;
+
+import editor.AbstractDartEditorTest;
+
+
+import org.eclipse.jface.action.IAction;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Test for the "Extract Local" refactoring.
+ */
+public final class ExtractLocalRefactoringTest extends AbstractDartEditorTest {
+  private static class WizardHelper extends WizardDialogHelper {
+    public WizardHelper(UiContext context) {
+      super(context);
+    }
+
+    public void setName(String name) {
+      context.getTextByLabel("Variable name:").setText(name);
+    }
+  }
+
+  public void test_singleExpression() throws Exception {
+    openTestEditor(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  print(123);",
+        "}");
+    // run "Rename" action
+    selectAndStartRename("123");
+    // animate wizard dialog
+    String wizardName = "Extract Local Variable";
+    addOperation(new ShellOperation(wizardName) {
+      @Override
+      public void run(UiContext context) throws Exception {
+        WizardHelper helper = new WizardHelper(context);
+        // invalid name
+        helper.setName("-name");
+        helper.assertMessage("Variable name must not start with '-'.");
+        // set new name
+        helper.setName("res");
+        helper.assertNoMessage();
+        // done
+        context.clickButton("OK");
+      }
+    });
+    addOperation(new ShellClosedOperation(wizardName));
+    // validate result
+    runUiOperations(60, TimeUnit.SECONDS);
+    assertTestUnitContent(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  var res = 123;",
+        "  print(res);",
+        "}");
+  }
+
+  private void selectAndStartRename(String pattern) throws Exception {
+    selectRange(pattern);
+    // run "Extract Local" action
+    final IAction action = getEditorAction(JdtActionConstants.EXTRACT_LOCAL);
+    addOperation(new Operation() {
+      @Override
+      public boolean isReady(UiContext context) throws Exception {
+        return action.isEnabled();
+      }
+
+      @Override
+      public void run(UiContext context) throws Exception {
+        action.run();
+      }
+    });
+  }
+}