| /* |
| * 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.testFramework; |
| |
| import com.intellij.openapi.application.AccessToken; |
| import com.intellij.openapi.application.WriteAction; |
| import com.intellij.openapi.util.Key; |
| import com.intellij.openapi.util.io.FileUtil; |
| import com.intellij.openapi.vfs.VfsUtil; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.util.PathUtil; |
| import com.intellij.util.text.StringTokenizer; |
| import org.junit.Assert; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| /** |
| * @author nik |
| */ |
| public class VfsTestUtil { |
| public static final Key<String> TEST_DATA_FILE_PATH = Key.create("TEST_DATA_FILE_PATH"); |
| |
| private VfsTestUtil() { |
| } |
| |
| public static VirtualFile createFile(final VirtualFile root, final String relativePath) { |
| return createFile(root, relativePath, ""); |
| } |
| |
| public static VirtualFile createFile(final VirtualFile root, final String relativePath, final String text) { |
| return createFileOrDir(root, relativePath, text, false); |
| } |
| |
| public static VirtualFile createDir(final VirtualFile root, final String relativePath) { |
| return createFileOrDir(root, relativePath, "", true); |
| } |
| |
| private static VirtualFile createFileOrDir(final VirtualFile root, |
| final String relativePath, |
| final String text, |
| final boolean dir) { |
| try { |
| AccessToken token = WriteAction.start(); |
| try { |
| VirtualFile parent = root; |
| Assert.assertNotNull(parent); |
| StringTokenizer parents = new StringTokenizer(PathUtil.getParentPath(relativePath), "/"); |
| while (parents.hasMoreTokens()) { |
| final String name = parents.nextToken(); |
| VirtualFile child = parent.findChild(name); |
| if (child == null || !child.isValid()) { |
| child = parent.createChildDirectory(VfsTestUtil.class, name); |
| } |
| parent = child; |
| } |
| final VirtualFile file; |
| parent.getChildren();//need this to ensure that fileCreated event is fired |
| if (dir) { |
| file = parent.createChildDirectory(VfsTestUtil.class, PathUtil.getFileName(relativePath)); |
| } |
| else { |
| file = parent.createChildData(VfsTestUtil.class, PathUtil.getFileName(relativePath)); |
| if (!text.isEmpty()) { |
| VfsUtil.saveText(file, text); |
| } |
| } |
| return file; |
| } |
| finally { |
| token.finish(); |
| } |
| } |
| catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| public static void clearContent(VirtualFile file) { |
| Assert.assertNotNull(file); |
| try { |
| VfsUtil.saveText(file, ""); |
| } |
| catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| @SuppressWarnings("UnusedDeclaration") |
| public static void overwriteTestData(String filePath, String actual) { |
| try { |
| FileUtil.writeToFile(new File(filePath), actual); |
| } |
| catch (IOException e) { |
| throw new AssertionError(e); |
| } |
| } |
| } |