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/*
* Copyright (C) 2012 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.shrob;
import com.google.common.base.Joiner;
import com.google.common.io.Files;
import com.android.jack.Options;
import com.android.jack.shrob.obfuscation.NameProviderFactory;
import com.android.jack.test.comparator.ComparatorMapping;
import com.android.jack.test.helper.SourceToDexComparisonTestHelper;
import com.android.jack.test.toolchain.AbstractTestTools;
import com.android.jack.test.toolchain.DummyToolchain;
import com.android.jack.test.toolchain.JackApiToolchainBase;
import java.io.File;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.List;
import javax.annotation.Nonnull;
public class RepackagingTest extends AbstractTest {
private static final Charset UTF8 = Charset.forName("UTF-8");
@Override
protected void runTest(
@Nonnull String testNumber,
@Nonnull String flagNumber,
@Nonnull String mappingNumber)
throws Exception {
File testFolder = AbstractTestTools.getTestRootDir("com.android.jack.shrob.test" + testNumber);
File candidateOutputMapping = AbstractTestTools.createTempFile("mapping", ".txt");
File refFolder = new File(testFolder, "refsRepackageClasses");
File refOutputMapping = new File(refFolder, "expected-" + flagNumber + ".txt");
JackApiToolchainBase toolchain =
AbstractTestTools.getCandidateToolchain(JackApiToolchainBase.class);
toolchain.addProperty(NameProviderFactory.NAMEPROVIDER.getName(), "rot13");
toolchain.addProperty(Options.METHOD_FILTER.getName(), "supported-methods");
File proguardFile = addOptionsToFlagsFile(
new File(testFolder, "proguard.flags" + flagNumber),
testFolder,
" -repackageclasses '' -printmapping " + candidateOutputMapping.getAbsolutePath());
toolchain.addProguardFlags(proguardFile);
SourceToDexComparisonTestHelper env =
new SourceToDexComparisonTestHelper(new File(testFolder, "jack"));
env.setCandidateTestTools(toolchain);
env.setReferenceTestTools(new DummyToolchain());
env.runTest(new ComparatorMapping(refOutputMapping, candidateOutputMapping));
}
@Nonnull
private static File replaceRepackageClassesValue(@Nonnull File inFlags,
@Nonnull String flagNumber) throws IOException {
File result = AbstractTestTools.createTempFile("proguard" + flagNumber, ".flags" + flagNumber);
List<String> lines = Files.readLines(inFlags, UTF8);
String fileAsOneLine = Joiner.on(' ').join(lines);
String resultContent = fileAsOneLine.replaceAll("-repackageclasses\\s+'.+'", "-repackageclasses ''");
Files.write(resultContent, result, UTF8);
return result;
}
}
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