Clean ups for trailing whitespace and block style

editor/tools/plugins/com.google.dart.tools.ui_test/src/com/google/dart/tools/ui/cleanup/StyleCleanUpTest.java

Index: editor/tools/plugins/com.google.dart.tools.ui_test/src/com/google/dart/tools/ui/cleanup/StyleCleanUpTest.java
diff --git a/editor/tools/plugins/com.google.dart.tools.ui_test/src/com/google/dart/tools/ui/cleanup/StyleCleanUpTest.java b/editor/tools/plugins/com.google.dart.tools.ui_test/src/com/google/dart/tools/ui/cleanup/StyleCleanUpTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..1d512bbd9dbfd42910d1b0bd03976ab0e2c7a341
--- /dev/null
+++ b/editor/tools/plugins/com.google.dart.tools.ui_test/src/com/google/dart/tools/ui/cleanup/StyleCleanUpTest.java
@@ -0,0 +1,264 @@
+/*
+ * 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.cleanup;
+
+import com.google.dart.tools.ui.internal.cleanup.style.Style_trailingSpace_CleanUp;
+import com.google.dart.tools.ui.internal.cleanup.style.Style_useBlocks_CleanUp;
+
+/**
+ * Test for "Code Style" clean ups.
+ */
+public final class StyleCleanUpTest extends AbstractCleanUpTest {
+
+  public void test_trailingSpace() throws Exception {
+    ICleanUp cleanUp = new Style_trailingSpace_CleanUp();
+    String initial = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "",
+        "  ",
+        "  //",
+        "  //  ",
+        "class A { ",
+        "}",
+        "");
+    String expected = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "",
+        "",
+        "  //",
+        "  //",
+        "class A {",
+        "}",
+        "");
+    assertCleanUp(cleanUp, initial, expected);
+  }
+
+  public void test_useBlocks_always() throws Exception {
+    Style_useBlocks_CleanUp cleanUp = new Style_useBlocks_CleanUp();
+    cleanUp.setFlag(Style_useBlocks_CleanUp.ALWAYS);
+    String initial = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  if (true)",
+        "    process();",
+        "  if (true)",
+        "    process();",
+        "  else",
+        "    process();",
+        "  if (false) {",
+        "    process();",
+        "  } else",
+        "    process();",
+        "  while (true)",
+        "    process();",
+        "  for (var item in [])",
+        "    process();",
+        "  for (var i = 0; i < 10; i++)",
+        "    process();",
+        "}",
+        "process() {}",
+        "");
+    String expected = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  if (true) {",
+        "    process();",
+        "  }",
+        "  if (true) {",
+        "    process();",
+        "  } else {",
+        "    process();",
+        "  }",
+        "  if (false) {",
+        "    process();",
+        "  } else {",
+        "    process();",
+        "  }",
+        "  while (true) {",
+        "    process();",
+        "  }",
+        "  for (var item in []) {",
+        "    process();",
+        "  }",
+        "  for (var i = 0; i < 10; i++) {",
+        "    process();",
+        "  }",
+        "}",
+        "process() {}",
+        "");
+    assertCleanUp(cleanUp, initial, expected);
+  }
+
+  public void test_useBlocks_always_nop() throws Exception {
+    Style_useBlocks_CleanUp cleanUp = new Style_useBlocks_CleanUp();
+    cleanUp.setFlag(Style_useBlocks_CleanUp.ALWAYS);
+    String initial = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  if (true) {",
+        "    process();",
+        "  }",
+        "  while (true) {",
+        "    process();",
+        "  }",
+        "  for (var item in []) {",
+        "    process();",
+        "  }",
+        "  for (var i = 0; i < 10; i++) {",
+        "    process();",
+        "  }",
+        "}",
+        "process() {}",
+        "");
+    assertNoFix(cleanUp, initial);
+  }
+
+  public void test_useBlocks_whenNecessary_ifThenElse() throws Exception {
+    Style_useBlocks_CleanUp cleanUp = new Style_useBlocks_CleanUp();
+    cleanUp.setFlag(Style_useBlocks_CleanUp.WHEN_NECESSARY);
+    String initial = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  //                0",
+        "  if (true) {",
+        "    process();",
+        "  }",
+        "  //                1",
+        "  if (true) {",
+        "    process();",
+        "  } else {",
+        "    process();",
+        "  }",
+        "  //                2",
+        "  if (true) {",
+        "    process();",
+        "  } else",
+        "    process();",
+        "  //                3",
+        "  if (true)",
+        "    process();",
+        "  else {",
+        "    process();",
+        "  }",
+        "}",
+        "process() {}",
+        "");
+    String expected = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  //                0",
+        "  if (true)",
+        "    process();",
+        "  //                1",
+        "  if (true)",
+        "    process();",
+        "  else",
+        "    process();",
+        "  //                2",
+        "  if (true)",
+        "    process();",
+        "  else",
+        "    process();",
+        "  //                3",
+        "  if (true)",
+        "    process();",
+        "  else",
+        "    process();",
+        "}",
+        "process() {}",
+        "");
+    assertCleanUp(cleanUp, initial, expected);
+  }
+
+  public void test_useBlocks_whenNecessary_loops() throws Exception {
+    Style_useBlocks_CleanUp cleanUp = new Style_useBlocks_CleanUp();
+    cleanUp.setFlag(Style_useBlocks_CleanUp.WHEN_NECESSARY);
+    String initial = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  while (true) {",
+        "    process();",
+        "  }",
+        "  for (var item in []) {",
+        "    process();",
+        "  }",
+        "  for (var i = 0; i < 10; i++) {",
+        "    process();",
+        "  }",
+        "}",
+        "process() {}",
+        "");
+    String expected = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  while (true)",
+        "    process();",
+        "  for (var item in [])",
+        "    process();",
+        "  for (var i = 0; i < 10; i++)",
+        "    process();",
+        "}",
+        "process() {}",
+        "");
+    assertCleanUp(cleanUp, initial, expected);
+  }
+
+  public void test_useBlocks_whenNecessary_nop_ifThenElse() throws Exception {
+    Style_useBlocks_CleanUp cleanUp = new Style_useBlocks_CleanUp();
+    cleanUp.setFlag(Style_useBlocks_CleanUp.WHEN_NECESSARY);
+    String initial = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  if (true)",
+        "    process();",
+        "  if (true) {",
+        "    process();",
+        "    process();",
+        "  }",
+        "  if (true) {",
+        "    process();",
+        "    process();",
+        "  } else",
+        "    process();",
+        "  if (true)",
+        "    process();",
+        "  else {",
+        "    process();",
+        "    process();",
+        "  }",
+        "}",
+        "process() {}",
+        "");
+    assertNoFix(cleanUp, initial);
+  }
+
+  public void test_useBlocks_whenNecessary_nop_loops() throws Exception {
+    Style_useBlocks_CleanUp cleanUp = new Style_useBlocks_CleanUp();
+    cleanUp.setFlag(Style_useBlocks_CleanUp.WHEN_NECESSARY);
+    String initial = makeSource(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "main() {",
+        "  while (true)",
+        "    process();",
+        "  for (var item in [])",
+        "    process();",
+        "  for (var i = 0; i < 10; i++)",
+        "    process();",
+        "}",
+        "process() {}",
+        "");
+    assertNoFix(cleanUp, initial);
+  }
+
+}