| // 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.testing.junit.runner.junit4; |
| |
| import static com.google.inject.multibindings.Multibinder.newSetBinder; |
| |
| import com.google.common.base.Optional; |
| import com.google.common.base.Ticker; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.io.ByteStreams; |
| import com.google.inject.AbstractModule; |
| import com.google.inject.Provides; |
| import com.google.inject.Singleton; |
| import com.google.inject.multibindings.Multibinder; |
| import com.google.testing.junit.runner.internal.SignalHandlers; |
| import com.google.testing.junit.runner.util.TestNameProvider; |
| |
| import org.junit.runner.notification.RunListener; |
| |
| import java.io.FileNotFoundException; |
| import java.io.FileOutputStream; |
| import java.io.OutputStream; |
| import java.nio.file.Path; |
| import java.util.List; |
| |
| /** |
| * Guice module for real test runs. |
| */ |
| public class JUnit4RunnerModule extends AbstractModule { |
| private final Class<?> suite; |
| private final JUnit4Config config; |
| private final ImmutableList<String> unparsedArgs; |
| |
| public static JUnit4RunnerModule create(Class<?> suite, List<String> args) { |
| JUnit4Options options = JUnit4Options.parse(System.getenv(), ImmutableList.copyOf(args)); |
| JUnit4Config config = new JUnit4Config( |
| options.getTestIncludeFilter(), |
| options.getTestExcludeFilter(), |
| Optional.<Path>absent()); |
| return new JUnit4RunnerModule(suite, config, ImmutableList.copyOf(options.getUnparsedArgs())); |
| } |
| |
| private JUnit4RunnerModule( |
| Class<?> suite, JUnit4Config config, ImmutableList<String> unparsedArgs) { |
| this.suite = suite; |
| this.config = config; |
| this.unparsedArgs = unparsedArgs; |
| } |
| |
| @Override |
| protected void configure() { |
| install(new JUnit4RunnerBaseModule(suite)); |
| |
| // We require explicit bindings so we don't use an unexpected just-in-time binding |
| bind(SignalHandlers.class); |
| |
| // Normal bindings |
| bind(JUnit4Config.class).toInstance(config); |
| bind(Ticker.class).toInstance(Ticker.systemTicker()); |
| bind(SignalHandlers.HandlerInstaller.class).toInstance( |
| SignalHandlers.createRealHandlerInstaller()); |
| |
| // Bind listeners |
| Multibinder<RunListener> listenerBinder = newSetBinder(binder(), RunListener.class); |
| listenerBinder.addBinding().to(JUnit4TestNameListener.class); |
| listenerBinder.addBinding().to(JUnit4TestXmlListener.class); |
| listenerBinder.addBinding().to(JUnit4TestStackTraceListener.class); |
| } |
| |
| @Provides @Singleton @Xml |
| OutputStream provideXmlStream() { |
| Optional<Path> path = config.getXmlOutputPath(); |
| |
| if (path.isPresent()) { |
| try { |
| // TODO(bazel-team): Change the provider method to return ByteSink or CharSink |
| return new FileOutputStream(path.get().toFile()); |
| } catch (FileNotFoundException e) { |
| /* |
| * We try to avoid throwing exceptions in the runner code. There is no |
| * way to induce a test failure here, so the only thing we can do is |
| * print a message and move on. |
| */ |
| e.printStackTrace(); |
| } |
| } |
| |
| return ByteStreams.nullOutputStream(); |
| } |
| |
| @Provides @Singleton |
| SettableCurrentRunningTest provideCurrentRunningTest() { |
| return new SettableCurrentRunningTest() { |
| void setGlobalTestNameProvider(TestNameProvider provider) { |
| testNameProvider = provider; |
| } |
| }; |
| } |
| |
| /** |
| * Gets the list of unparsed command line arguments. |
| */ |
| public ImmutableList<String> getUnparsedArgs() { |
| return unparsedArgs; |
| } |
| } |