| // Copyright 2015 The Bazel Authors. All rights reserved. |
| // |
| // 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.google.devtools.build.lib.actions; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.common.truth.Truth.assertWithMessage; |
| import static com.google.devtools.build.lib.actions.util.ActionsTestUtil.NULL_ACTION_OWNER; |
| import static org.junit.Assert.fail; |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.devtools.build.lib.actions.util.DummyExecutor; |
| import com.google.devtools.build.lib.analysis.actions.ExecutableSymlinkAction; |
| import com.google.devtools.build.lib.exec.SingleBuildFileCache; |
| import com.google.devtools.build.lib.testutil.Scratch; |
| import com.google.devtools.build.lib.testutil.TestFileOutErr; |
| import com.google.devtools.build.lib.vfs.FileSystemUtils; |
| import com.google.devtools.build.lib.vfs.Path; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Test cases for {@link ExecutableSymlinkAction}. */ |
| @RunWith(JUnit4.class) |
| public class ExecutableSymlinkActionTest { |
| private Scratch scratch = new Scratch(); |
| private Root inputRoot; |
| private Root outputRoot; |
| TestFileOutErr outErr; |
| private Executor executor; |
| |
| @Before |
| public final void createExecutor() throws Exception { |
| final Path inputDir = scratch.dir("/in"); |
| inputRoot = Root.asDerivedRoot(inputDir); |
| outputRoot = Root.asDerivedRoot(scratch.dir("/out")); |
| outErr = new TestFileOutErr(); |
| executor = new DummyExecutor(scratch.getFileSystem(), inputDir); |
| } |
| |
| private ActionExecutionContext createContext() { |
| Path execRoot = executor.getExecRoot(); |
| return new ActionExecutionContext( |
| executor, |
| new SingleBuildFileCache(execRoot.getPathString(), execRoot.getFileSystem()), |
| ActionInputPrefetcher.NONE, |
| null, outErr, ImmutableMap.<String, String>of(), null); |
| } |
| |
| @Test |
| public void testSimple() throws Exception { |
| Path inputFile = inputRoot.getPath().getChild("some-file"); |
| Path outputFile = outputRoot.getPath().getChild("some-output"); |
| FileSystemUtils.createEmptyFile(inputFile); |
| inputFile.setExecutable(/*executable=*/true); |
| Artifact input = new Artifact(inputFile, inputRoot); |
| Artifact output = new Artifact(outputFile, outputRoot); |
| ExecutableSymlinkAction action = new ExecutableSymlinkAction(NULL_ACTION_OWNER, input, output); |
| ActionResult actionResult = action.execute(createContext()); |
| assertThat(actionResult.spawnResults()).isEmpty(); |
| assertThat(outputFile.resolveSymbolicLinks()).isEqualTo(inputFile); |
| } |
| |
| @Test |
| public void testFailIfInputIsNotAFile() throws Exception { |
| Path dir = inputRoot.getPath().getChild("some-dir"); |
| FileSystemUtils.createDirectoryAndParents(dir); |
| Artifact input = new Artifact(dir, inputRoot); |
| Artifact output = new Artifact(outputRoot.getPath().getChild("some-output"), outputRoot); |
| ExecutableSymlinkAction action = new ExecutableSymlinkAction(NULL_ACTION_OWNER, input, output); |
| try { |
| action.execute(createContext()); |
| fail(); |
| } catch (ActionExecutionException e) { |
| assertThat(e).hasMessageThat().contains("'some-dir' is not a file"); |
| } |
| } |
| |
| @Test |
| public void testFailIfInputIsNotExecutable() throws Exception { |
| Path file = inputRoot.getPath().getChild("some-file"); |
| FileSystemUtils.createEmptyFile(file); |
| file.setExecutable(/*executable=*/false); |
| Artifact input = new Artifact(file, inputRoot); |
| Artifact output = new Artifact(outputRoot.getPath().getChild("some-output"), outputRoot); |
| ExecutableSymlinkAction action = new ExecutableSymlinkAction(NULL_ACTION_OWNER, input, output); |
| try { |
| action.execute(createContext()); |
| fail(); |
| } catch (ActionExecutionException e) { |
| String want = "'some-file' is not executable"; |
| String got = e.getMessage(); |
| assertWithMessage(String.format("got %s, want %s", got, want)) |
| .that(got.contains(want)) |
| .isTrue(); |
| } |
| } |
| } |