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/*
* Copyright (C) 2014 The Android Open Source Project
*
* 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.android.jack.experimental.incremental;
import com.android.jack.Main;
import com.android.jack.analysis.dependency.type.TypeDependencies;
import com.android.jack.library.FileType;
import com.android.jack.library.FileTypeDoesNotExistException;
import com.android.jack.library.InputJackLibrary;
import com.android.jack.library.JackLibraryFactory;
import com.android.jack.test.helper.IncrementalTestHelper;
import com.android.jack.test.toolchain.AbstractTestTools;
import com.android.sched.util.file.CannotReadException;
import com.android.sched.util.file.Directory;
import com.android.sched.util.file.FileOrDirectory.ChangePermission;
import com.android.sched.util.file.FileOrDirectory.Existence;
import com.android.sched.util.file.FileOrDirectory.Permission;
import com.android.sched.vfs.DirectVFS;
import com.android.sched.vfs.InputVFile;
import junit.framework.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Map;
import java.util.Set;
import javax.annotation.Nonnull;
/**
* JUnit test checking dependencies between Java files.
*/
public class DependenciesTest009 {
@BeforeClass
public static void setUpClass() {
Main.class.getClassLoader().setDefaultAssertionStatus(true);
}
/**
* Check that usages does not change during incremental compilation and that dependencies are
* identical.
*/
@Test
public void testDependency001() throws Exception {
IncrementalTestHelper ite =
new IncrementalTestHelper(AbstractTestTools.createTempDir());
ite.addJavaFile("jack.incremental", "A.java", "package jack.incremental; \n"
+ "public class A extends B { }");
ite.addJavaFile("jack.incremental", "B.java", "package jack.incremental; \n"
+ "public class B extends C { }");
ite.addJavaFile("jack.incremental", "C.java", "package jack.incremental; \n"
+ "public class C { }");
ite.incrementalBuildFromFolder();
DirectVFS directVFS = null;
try {
directVFS = new DirectVFS(new Directory(ite.getCompilerStateFolder().getPath(), null,
Existence.MUST_EXIST, Permission.READ, ChangePermission.NOCHANGE));
InputJackLibrary inputJackLibrary = JackLibraryFactory.getInputLibrary(directVFS);
TypeDependencies typeDependencies = readTypeDependencies(inputJackLibrary);
Map<String, Set<String>> dependencies1 = typeDependencies.getRecompileDependencies();
ite.addJavaFile("jack.incremental", "A.java",
"package jack.incremental; \n" + "public class A extends B { public int field;}");
ite.incrementalBuildFromFolder();
typeDependencies = readTypeDependencies(inputJackLibrary);
Map<String, Set<String>> dependencies2 = typeDependencies.getRecompileDependencies();
assert dependencies1.equals(dependencies2);
Assert.assertEquals(dependencies1, dependencies2);
} finally {
if (directVFS != null) {
directVFS.close();
}
}
}
@Nonnull
private static TypeDependencies readTypeDependencies(InputJackLibrary inputJackLibrary)
throws FileTypeDoesNotExistException, CannotReadException {
TypeDependencies typeDependencies = new TypeDependencies();
InputVFile typeDependenciesVFile =
inputJackLibrary.getFile(FileType.DEPENDENCIES, TypeDependencies.vpath);
InputStreamReader reader = null;
try {
reader = new InputStreamReader(typeDependenciesVFile.openRead());
typeDependencies.read(reader);
} catch (IOException e) {
throw new CannotReadException(typeDependenciesVFile.getLocation(), e);
} finally {
if (reader != null) {
try {
reader.close();
} catch (IOException e) {
}
}
}
return typeDependencies;
}
}
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