| /* |
| * 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.java; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| import com.facebook.buck.java.abi.AbiWriterProtocol; |
| import com.facebook.buck.rules.BuildDependencies; |
| import com.facebook.buck.rules.Sha1HashCode; |
| import com.facebook.buck.step.ExecutionContext; |
| import com.facebook.buck.step.TestExecutionContext; |
| import com.facebook.buck.util.ProjectFilesystem; |
| import com.google.common.base.Charsets; |
| import com.google.common.base.Joiner; |
| import com.google.common.base.Optional; |
| import com.google.common.collect.ImmutableSet; |
| 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; |
| |
| public class JavacInMemoryStepIntegrationTest { |
| |
| @Rule |
| public TemporaryFolder tmp = new TemporaryFolder(); |
| |
| @Test |
| public void testGetDescription() throws IOException { |
| JavacInMemoryStep javac = createJavac(/* withSyntaxError */ false); |
| ExecutionContext executionContext = createExecutionContext(); |
| String pathToOutputDir = new File(tmp.getRoot(), "out").getAbsolutePath(); |
| String pathToAbiFile = new File(tmp.getRoot(), "abi").getAbsolutePath(); |
| assertEquals( |
| String.format("javac -target 6 -source 6 -g " + |
| "-processorpath %s " + |
| "-processor %s " + |
| "-A%s=%s " + |
| "-d %s Example.java", |
| AbiWritingAnnotationProcessingDataDecorator.ABI_PROCESSOR_CLASSPATH, |
| AbiWriterProtocol.ABI_ANNOTATION_PROCESSOR_CLASS_NAME, |
| AbiWriterProtocol.PARAM_ABI_OUTPUT_FILE, |
| pathToAbiFile, |
| pathToOutputDir), |
| javac.getDescription(executionContext)); |
| } |
| |
| @Test |
| public void testGetShortName() throws IOException { |
| JavacInMemoryStep javac = createJavac(/* withSyntaxError */ false); |
| assertEquals("javac", javac.getShortName()); |
| } |
| |
| @Test |
| public void testGetAbiKeyOnSuccessfulCompile() throws IOException { |
| JavacInMemoryStep javac = createJavac(/* withSyntaxError */ false); |
| ExecutionContext executionContext = createExecutionContext(); |
| int exitCode = javac.execute(executionContext); |
| assertEquals("javac should exit with code 0.", exitCode, 0); |
| assertEquals(new Sha1HashCode("65386ff045e932d8ba6444043132c140f76a4613"), javac.getAbiKey()); |
| } |
| |
| @Test |
| public void testGetAbiKeyOnFailedCompile() throws IOException { |
| JavacInMemoryStep javac = createJavac(/* withSyntaxError */ true); |
| ExecutionContext executionContext = createExecutionContext(); |
| int exitCode = javac.execute(executionContext); |
| assertEquals("javac should exit with code 1 due to sytnax error.", exitCode, 1); |
| assertEquals("ABI key will not be available when compilation fails.", null, javac.getAbiKey()); |
| } |
| |
| @Test |
| public void testGetAbiKeyThrowsIfNotBuilt() throws IOException { |
| JavacInMemoryStep javac = createJavac(/* withSyntaxError */ false); |
| try { |
| javac.getAbiKey(); |
| fail("Should have thrown IllegalStateException."); |
| } catch (IllegalStateException e) { |
| assertEquals("Must execute step before requesting AbiKey.", e.getMessage()); |
| } |
| } |
| |
| private JavacInMemoryStep createJavac(boolean withSyntaxError) throws IOException { |
| File exampleJava = tmp.newFile("Example.java"); |
| Files.write(Joiner.on('\n').join( |
| "package com.example;", |
| "", |
| "public class Example {" + |
| (withSyntaxError ? "" : "}") |
| ), |
| exampleJava, |
| Charsets.UTF_8); |
| |
| String pathToOutputDirectory = "out"; |
| tmp.newFolder(pathToOutputDirectory); |
| String pathToOutputAbiFile = "abi"; |
| return new JavacInMemoryStep( |
| pathToOutputDirectory, |
| /* javaSourceFilePaths */ ImmutableSet.of("Example.java"), |
| /* transitive classpathEntries */ ImmutableSet.<String>of(), |
| /* declated classpathEntries */ ImmutableSet.<String>of(), |
| JavacOptions.builder().build(), |
| Optional.of(pathToOutputAbiFile), |
| Optional.<String>absent(), |
| BuildDependencies.FIRST_ORDER_ONLY, |
| Optional.<JavacInMemoryStep.SuggestBuildRules>absent()); |
| } |
| |
| private ExecutionContext createExecutionContext() { |
| return TestExecutionContext.newBuilder() |
| .setProjectFilesystem(new ProjectFilesystem(tmp.getRoot())) |
| .build(); |
| } |
| } |