/*
* Copyright 2010-2015 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 org.jetbrains.kotlin.formatter;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.command.CommandProcessor;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.impl.DocumentImpl;
import com.intellij.openapi.roots.LanguageLevelProjectExtension;
import com.intellij.openapi.util.TextRange;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.pom.java.LanguageLevel;
import com.intellij.psi.PsiDocumentManager;
import com.intellij.psi.PsiFile;
import com.intellij.psi.codeStyle.CodeStyleManager;
import com.intellij.psi.codeStyle.CodeStyleSettings;
import com.intellij.testFramework.LightIdeaTestCase;
import com.intellij.util.IncorrectOperationException;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.kotlin.idea.KotlinLanguage;
import org.jetbrains.kotlin.idea.test.PluginTestCaseBase;
import org.jetbrains.kotlin.test.InTextDirectivesUtils;
import org.jetbrains.kotlin.test.KotlinTestUtils;
import org.jetbrains.kotlin.test.SettingsConfigurator;
import java.io.File;
import java.util.EnumMap;
import java.util.Map;
// Based on from com.intellij.psi.formatter.java.AbstractJavaFormatterTest
@SuppressWarnings("UnusedDeclaration")
public abstract class AbstractFormatterTest extends LightIdeaTestCase {
protected enum Action {REFORMAT, INDENT}
private interface TestFormatAction {
void run(PsiFile psiFile, int startOffset, int endOffset);
}
private static final Map<Action, TestFormatAction> ACTIONS = new EnumMap<Action, TestFormatAction>(Action.class);
static {
ACTIONS.put(Action.REFORMAT, new TestFormatAction() {
@Override
public void run(PsiFile psiFile, int startOffset, int endOffset) {
CodeStyleManager.getInstance(getProject()).reformatText(psiFile, startOffset, endOffset);
}
});
ACTIONS.put(Action.INDENT, new TestFormatAction() {
@Override
public void run(PsiFile psiFile, int startOffset, int endOffset) {
CodeStyleManager.getInstance(getProject()).adjustLineIndent(psiFile, startOffset);
}
});
}
private static final String BASE_PATH =
new File(PluginTestCaseBase.getTestDataPathBase(), "/formatter/").getAbsolutePath();
public TextRange myTextRange;
public TextRange myLineRange;
@Override
protected void setUp() throws Exception {
super.setUp();
LanguageLevelProjectExtension.getInstance(getProject()).setLanguageLevel(LanguageLevel.HIGHEST);
}
public void doTextTest(@NonNls String text, File fileAfter, String extension) throws IncorrectOperationException {
doTextTest(Action.REFORMAT, text, fileAfter, extension);
}
public void doTextTest(final Action action, final String text, File fileAfter, String extension) throws IncorrectOperationException {
final PsiFile file = createFile("A" + extension, text);
if (myLineRange != null) {
DocumentImpl document = new DocumentImpl(text);
myTextRange =
new TextRange(document.getLineStartOffset(myLineRange.getStartOffset()), document.getLineEndOffset(myLineRange.getEndOffset()));
}
final PsiDocumentManager manager = PsiDocumentManager.getInstance(getProject());
final Document document = manager.getDocument(file);
CommandProcessor.getInstance().executeCommand(getProject(), new Runnable() {
@Override
public void run() {
ApplicationManager.getApplication().runWriteAction(new Runnable() {
@Override
public void run() {
document.replaceString(0, document.getTextLength(), text);
manager.commitDocument(document);
try {
TextRange rangeToUse = myTextRange;
if (rangeToUse == null) {
rangeToUse = file.getTextRange();
}
ACTIONS.get(action).run(file, rangeToUse.getStartOffset(), rangeToUse.getEndOffset());
}
catch (IncorrectOperationException e) {
assertTrue(e.getLocalizedMessage(), false);
}
}
});
}
}, "", "");
if (document == null) {
fail("Don't expect the document to be null");
return;
}
KotlinTestUtils.assertEqualsToFile(fileAfter, document.getText());
manager.commitDocument(document);
KotlinTestUtils.assertEqualsToFile(fileAfter, file.getText());
}
public void doTest(@NotNull String expectedFileNameWithExtension) throws Exception {
doTest(expectedFileNameWithExtension, false);
}
public void doTestInverted(@NotNull String expectedFileNameWithExtension) throws Exception {
doTest(expectedFileNameWithExtension, true);
}
public void doTest(@NotNull String expectedFileNameWithExtension, boolean inverted) throws Exception {
String testFileName = expectedFileNameWithExtension.substring(0, expectedFileNameWithExtension.indexOf("."));
String testFileExtension = expectedFileNameWithExtension.substring(expectedFileNameWithExtension.lastIndexOf("."));
String originalFileText = FileUtil.loadFile(new File(testFileName + testFileExtension), true);
CodeStyleSettings codeStyleSettings = FormatSettingsUtil.getSettings();
Integer rightMargin = InTextDirectivesUtils.getPrefixedInt(originalFileText, "// RIGHT_MARGIN: ");
if (rightMargin != null) {
codeStyleSettings.setRightMargin(KotlinLanguage.INSTANCE, rightMargin);
}
SettingsConfigurator configurator = FormatSettingsUtil.createConfigurator(originalFileText, codeStyleSettings);
if (!inverted) {
configurator.configureSettings();
}
else {
configurator.configureInvertedSettings();
}
doTextTest(originalFileText, new File(expectedFileNameWithExtension), testFileExtension);
codeStyleSettings.clearCodeStyleSettings();
}
}