| // Copyright (c) 2026, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| package com.android.tools.r8.blastradius; |
| |
| import static com.android.tools.r8.blastradius.BlastRadiusHtmlReportGenerator.encodeMessageToStringForTesting; |
| import static org.hamcrest.CoreMatchers.containsString; |
| import static org.hamcrest.CoreMatchers.startsWith; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.ByteArrayConsumer; |
| import com.android.tools.r8.DexIndexedConsumer; |
| import com.android.tools.r8.DiagnosticsHandler; |
| import com.android.tools.r8.R8; |
| import com.android.tools.r8.R8Command; |
| import com.android.tools.r8.StringConsumer; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.blastradius.proto.BlastRadiusContainer; |
| import com.android.tools.r8.origin.Origin; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.internal.Box; |
| import com.google.common.collect.ImmutableList; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class BlastRadiusCommandTest extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withNoneRuntime().build(); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| Box<byte[]> dataConsumer = new Box<>(); |
| InMemoryStringConsumer reportConsumer = new InMemoryStringConsumer(); |
| R8Command command = |
| R8Command.builder() |
| .addProgramFiles(ToolHelper.getClassFileForTestClass(Main.class)) |
| .addLibraryFiles(ToolHelper.getMostRecentAndroidJar()) |
| .addProguardConfiguration(ImmutableList.of("-keep class * { *; }"), Origin.unknown()) |
| .setConfigurationAnalysisDataConsumer( |
| (ByteArrayConsumer.ArrayConsumer) dataConsumer::set) |
| .setConfigurationAnalysisHtmlReportConsumer(reportConsumer) |
| .setMinApiLevel(AndroidApiLevel.getDefault().getLevel()) |
| .setProgramConsumer(DexIndexedConsumer.emptyConsumer()) |
| .build(); |
| R8.run(command); |
| |
| // Build the proto message from the data. |
| assertTrue(dataConsumer.isSet()); |
| BlastRadiusContainer container = BlastRadiusContainer.parseFrom(dataConsumer.get()); |
| assertNotNull(container); |
| |
| // Check that the report consumer received the HTML. |
| assertThat(reportConsumer.value, startsWith("<!DOCTYPE html>")); |
| assertThat(reportConsumer.value, containsString(encodeMessageToStringForTesting(container))); |
| } |
| |
| private static class InMemoryStringConsumer implements StringConsumer { |
| |
| public String value = null; |
| |
| @Override |
| public void accept(String string, DiagnosticsHandler handler) { |
| value = string; |
| } |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| System.out.println("Hello, world!"); |
| } |
| } |
| } |
