| // Copyright (c) 2019, 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.dexsplitter; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static junit.framework.TestCase.assertEquals; |
| import static org.hamcrest.CoreMatchers.not; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assume.assumeTrue; |
| |
| import com.android.tools.r8.CompilationFailedException; |
| import com.android.tools.r8.NoVerticalClassMerging; |
| import com.android.tools.r8.R8FullTestBuilder; |
| import com.android.tools.r8.R8TestCompileResult; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.ThrowableConsumer; |
| import com.android.tools.r8.ToolHelper.ProcessResult; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.android.tools.r8.utils.ThrowingConsumer; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.google.common.collect.ImmutableSet; |
| import java.io.IOException; |
| import java.util.function.Consumer; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class DexSplitterInlineRegression extends SplitterTestBase { |
| |
| public static final String EXPECTED = StringUtils.lines("42"); |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection params() { |
| return getTestParameters().withAllRuntimes().withAllApiLevels().build(); |
| } |
| |
| private final TestParameters parameters; |
| |
| public DexSplitterInlineRegression(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testInliningFromFeature() throws Exception { |
| ThrowingConsumer<R8TestCompileResult, Exception> ensureGetFromFeatureGone = |
| r8TestCompileResult -> { |
| // Ensure that getFromFeature from FeatureClass is inlined into the run method. |
| ClassSubject clazz = r8TestCompileResult.inspector().clazz(FeatureClass.class); |
| assertThat(clazz.uniqueMethodWithName("getFromFeature"), not(isPresent())); |
| }; |
| Consumer<R8FullTestBuilder> configurator = |
| r8FullTestBuilder -> |
| r8FullTestBuilder.enableNoVerticalClassMergingAnnotations().noMinification(); |
| ProcessResult processResult = |
| testDexSplitter( |
| parameters, |
| ImmutableSet.of(BaseSuperClass.class), |
| ImmutableSet.of(FeatureClass.class), |
| FeatureClass.class, |
| EXPECTED, |
| ensureGetFromFeatureGone, |
| configurator); |
| // We expect art to fail on this with the dex splitter, see b/122902374 |
| assertNotEquals(processResult.exitCode, 0); |
| assertTrue(processResult.stderr.contains("NoClassDefFoundError")); |
| } |
| |
| @Test |
| public void testOnR8Splitter() throws IOException, CompilationFailedException { |
| assumeTrue(parameters.isDexRuntime()); |
| ThrowableConsumer<R8FullTestBuilder> configurator = |
| r8FullTestBuilder -> |
| r8FullTestBuilder.enableNoVerticalClassMergingAnnotations().noMinification(); |
| ProcessResult processResult = |
| testR8Splitter( |
| parameters, |
| ImmutableSet.of(BaseSuperClass.class), |
| ImmutableSet.of(FeatureClass.class), |
| FeatureClass.class, |
| ThrowableConsumer.empty(), |
| configurator); |
| |
| assertEquals(processResult.exitCode, 0); |
| assertEquals(processResult.stdout, StringUtils.lines("42")); |
| } |
| |
| @NoVerticalClassMerging |
| public abstract static class BaseSuperClass implements RunInterface { |
| @Override |
| public void run() { |
| System.out.println(getFromFeature()); |
| } |
| |
| public abstract String getFromFeature(); |
| } |
| |
| public static class FeatureClass extends BaseSuperClass { |
| String s; |
| |
| public FeatureClass() { |
| if (System.currentTimeMillis() < 2) { |
| s = "43"; |
| } else { |
| s = "42"; |
| } |
| } |
| |
| @Override |
| public String getFromFeature() { |
| return s; |
| } |
| } |
| } |