File indent options provider API

java/java-tests/testData/codeInsight/indentProvider/indentSelection_after.java

@@ -0,0 +1,8 @@
+class A {
+   private void foo(boolean b) {
+      int x;
+         <selection>if (b) {
+            System.out.println(x);
+         }</selection>
+   }
+}

java/java-tests/testData/codeInsight/indentProvider/indentSelection_before.java

@@ -0,0 +1,8 @@
+class A {
+   private void foo(boolean b) {
+      int x;
+      <selection>if (b) {
+         System.out.println(x);
+      }</selection>
+   }
+}

java/java-tests/testData/codeInsight/indentProvider/reformatFile_after.java

@@ -0,0 +1,8 @@
+class A {
+	 private void foo(boolean b) {
+			int x;
+			if (b) {
+				 System.out.println(x);
+			}
+	 }
+}

java/java-tests/testData/codeInsight/indentProvider/reformatFile_before.java

@@ -0,0 +1,8 @@
+class A {
+   private void foo(boolean b) {
+   int x;
+   if (b) {
+     System.out.println(x);
+   }
+   }
+}

java/java-tests/testData/codeInsight/indentProvider/reformatText_after.java

@@ -0,0 +1,8 @@
+class A {
+	 private void foo(boolean b) {
+			int x;
+			if (b) {
+				 System.out.println(x);
+			}
+	 }
+}

java/java-tests/testData/codeInsight/indentProvider/reformatText_before.java

@@ -0,0 +1,8 @@
+class A {
+   private void foo(boolean b) {
+   int x;
+   if (b) {
+     System.out.println(x);
+   }
+   }
+}

java/java-tests/testData/codeInsight/indentProvider/typeEnter_after.java

@@ -0,0 +1,6 @@
+class A {
+   private void foo() {
+      int x;
+      <caret>
+   }
+}

java/java-tests/testData/codeInsight/indentProvider/typeEnter_before.java

@@ -0,0 +1,5 @@
+class A {
+   private void foo() {
+      int x;<caret>
+   }
+}

java/java-tests/testData/codeInsight/indentProvider/typeTab_after.java

@@ -0,0 +1,6 @@
+class A {
+  private void foo() {
+    int x;
+      <caret>
+  }
+}

java/java-tests/testData/codeInsight/indentProvider/typeTab_before.java

@@ -0,0 +1,6 @@
+class A {
+  private void foo() {
+    int x;
+    <caret>
+  }
+}

java/java-tests/testData/codeInsight/indentProvider/unindentSelection_after.java

@@ -0,0 +1,8 @@
+class A {
+   private void foo(boolean b) {
+      int x;
+   <selection>if (b) {
+      System.out.println(x);
+   }</selection>
+   }
+}

java/java-tests/testData/codeInsight/indentProvider/unindentSelection_before.java

@@ -0,0 +1,8 @@
+class A {
+   private void foo(boolean b) {
+      int x;
+      <selection>if (b) {
+         System.out.println(x);
+      }</selection>
+   }
+}

java/java-tests/testSrc/com/intellij/codeInsight/indentOptionsProvider/FileIndentProviderTest.java

@@ -0,0 +1,122 @@
+/*
+ * Copyright 2000-2014 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.intellij.codeInsight.indentOptionsProvider;
+
+import com.intellij.openapi.actionSystem.AnAction;
+import com.intellij.openapi.editor.actions.IndentSelectionAction;
+import com.intellij.openapi.editor.actions.UnindentSelectionAction;
+import com.intellij.openapi.extensions.ExtensionPoint;
+import com.intellij.openapi.extensions.Extensions;
+import com.intellij.psi.PsiFile;
+import com.intellij.psi.codeStyle.CodeStyleManager;
+import com.intellij.psi.codeStyle.CommonCodeStyleSettings;
+import com.intellij.psi.codeStyle.FileIndentOptionsProvider;
+import com.intellij.testFramework.PlatformTestUtil;
+import com.intellij.testFramework.fixtures.LightPlatformCodeInsightFixtureTestCase;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.io.File;
+
+/**
+ * @author Rustam Vishnyakov
+ */
+public class FileIndentProviderTest extends LightPlatformCodeInsightFixtureTestCase {
+
+  private final static FileIndentOptionsProvider TEST_FILE_INDENT_OPTIONS_PROVIDER = new TestIndentOptionsProvider();
+  private static CommonCodeStyleSettings.IndentOptions myTestIndentOptions;
+
+  @Override
+  protected void setUp() throws Exception {
+    super.setUp();
+    ExtensionPoint<FileIndentOptionsProvider> extensionPoint =
+      Extensions.getRootArea().getExtensionPoint(FileIndentOptionsProvider.EP_NAME);
+    extensionPoint.registerExtension(TEST_FILE_INDENT_OPTIONS_PROVIDER);
+    myTestIndentOptions = new CommonCodeStyleSettings.IndentOptions();
+  }
+
+  @Override
+  protected void tearDown() throws Exception {
+    ExtensionPoint<FileIndentOptionsProvider> extensionPoint =
+      Extensions.getRootArea().getExtensionPoint(FileIndentOptionsProvider.EP_NAME);
+    extensionPoint.unregisterExtension(TEST_FILE_INDENT_OPTIONS_PROVIDER);
+    myTestIndentOptions = null;
+    super.tearDown();
+  }
+
+  @Override
+  protected String getTestDataPath() {
+    return PlatformTestUtil.getCommunityPath().replace(File.separatorChar, '/') + "/java/java-tests/testData/codeInsight/indentProvider";
+  }
+
+  private void doTestTyping(char c) {
+    myFixture.configureByFile(getTestName(true) + "_before.java");
+    myFixture.type(c);
+    myFixture.checkResultByFile(getTestName(true) + "_after.java");
+  }
+
+  private void doTestAction(@NotNull AnAction action) {
+    myFixture.configureByFile(getTestName(true) + "_before.java");
+    assertTrue(myFixture.testAction(action).isEnabled());
+    myFixture.checkResultByFile(getTestName(true) + "_after.java");
+  }
+
+  private static class TestIndentOptionsProvider extends FileIndentOptionsProvider {
+    @Nullable
+    @Override
+    public CommonCodeStyleSettings.IndentOptions getIndentOptions(@NotNull PsiFile file) {
+      return myTestIndentOptions;
+    }
+  }
+
+  public void testTypeEnter() {
+    myTestIndentOptions.INDENT_SIZE = 3;
+    doTestTyping('\n');
+  }
+
+  public void testTypeTab() {
+    myTestIndentOptions.INDENT_SIZE = 3;
+    doTestTyping('\t');
+  }
+
+  public void testIndentSelection() {
+    myTestIndentOptions.INDENT_SIZE = 3;
+    doTestAction(new IndentSelectionAction());
+  }
+
+  public void testUnindentSelection() {
+    myTestIndentOptions.INDENT_SIZE = 3;
+    doTestAction(new UnindentSelectionAction());
+  }
+
+  public void testReformatFile() {
+    myTestIndentOptions.INDENT_SIZE = 3;
+    myTestIndentOptions.TAB_SIZE = 2;
+    myTestIndentOptions.USE_TAB_CHARACTER = true;
+    PsiFile file = myFixture.configureByFile(getTestName(true) + "_before.java");
+    CodeStyleManager.getInstance(getProject()).reformat(file);
+    myFixture.checkResultByFile(getTestName(true) + "_after.java");
+  }
+
+  public void testReformatText() {
+    myTestIndentOptions.INDENT_SIZE = 3;
+    myTestIndentOptions.TAB_SIZE = 2;
+    myTestIndentOptions.USE_TAB_CHARACTER = true;
+    PsiFile file = myFixture.configureByFile(getTestName(true) + "_before.java");
+    CodeStyleManager.getInstance(getProject()).reformatText(file, 0, file.getTextRange().getEndOffset());
+    myFixture.checkResultByFile(getTestName(true) + "_after.java");
+  }
+}