| /* |
| * Copyright 2013-present Facebook, Inc. |
| * |
| * 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.facebook.buck.step.fs; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.facebook.buck.event.BuckEventBus; |
| import com.facebook.buck.step.ExecutionContext; |
| import com.facebook.buck.testutil.TestConsole; |
| import com.facebook.buck.util.ProjectFilesystem; |
| import com.google.common.io.Files; |
| |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.nio.charset.Charset; |
| |
| public class SymlinkFileStepTest { |
| @Rule |
| public final TemporaryFolder tmpDir = new TemporaryFolder(); |
| |
| |
| @Test |
| public void testSymlinkFiles() throws IOException { |
| ExecutionContext context = ExecutionContext.builder() |
| .setConsole(new TestConsole()) |
| .setProjectFilesystem(new ProjectFilesystem(tmpDir.getRoot())) |
| .setEventBus(new BuckEventBus()) |
| .build(); |
| |
| File source = tmpDir.newFile(); |
| Files.write("foobar", source, Charset.defaultCharset()); |
| |
| File target = tmpDir.newFile(); |
| target.delete(); |
| |
| SymlinkFileStep step = new SymlinkFileStep(source.getName(), |
| target.getName()); |
| step.execute(context); |
| // Run twice to ensure we can overwrite an existing symlink |
| step.execute(context); |
| |
| assertTrue(target.exists()); |
| assertEquals("foobar", Files.readFirstLine(target, Charset.defaultCharset())); |
| } |
| } |