| // 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.memberrebinding.b135627418; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.D8TestCompileResult; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.ir.desugar.DesugaredLibraryConfiguration; |
| import com.android.tools.r8.memberrebinding.b135627418.library.Drawable; |
| import com.android.tools.r8.memberrebinding.b135627418.library.DrawableWrapper; |
| import com.android.tools.r8.memberrebinding.b135627418.library.InsetDrawable; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import com.android.tools.r8.utils.codeinspector.InstructionSubject; |
| import com.android.tools.r8.utils.codeinspector.InvokeInstructionSubject; |
| import com.google.common.collect.ImmutableMap; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class B135627418 extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| // Only run on dex, as the runtime library used in the test is built as dex. |
| return getTestParameters().withDexRuntimes().build(); |
| } |
| |
| public B135627418(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| private void noInvokeToDrawableWrapper(CodeInspector inspector) { |
| ClassSubject classSubject = inspector.clazz(TestClass.class); |
| assertThat(classSubject, isPresent()); |
| assertTrue( |
| classSubject |
| .uniqueMethodWithName("main") |
| .streamInstructions() |
| .filter(InstructionSubject::isInvokeVirtual) |
| .noneMatch( |
| instruction -> |
| ((InvokeInstructionSubject) instruction) |
| .invokedMethod() |
| .holder |
| .getName() |
| .contains("DrawableWrapper"))); |
| } |
| |
| @Test |
| public void dontRebindWithinLibrary() throws Exception { |
| String packageName = getClass().getPackage().getName(); |
| |
| // Build a runtime library without DrawableWrapper, where InsetDrawable inherits directly |
| // from Drawable. Use the prefix rewriting to move the InsetDrawable from package runtime to |
| // package library. This creates a mock of the structure of classes android.drawable.Drawable, |
| // android.drawable.DrawableWrapper and android.drawable.InsetDrawable. The class |
| // android.drawable.DrawableWrapper was introduced in API level 23 between |
| // android.drawable.Drawable and android.drawable.InsetDrawable, so present at compile time, |
| // but not at runtime on pre API level 23 devices. |
| D8TestCompileResult runtimeLibrary = |
| testForD8() |
| .addProgramClasses( |
| Drawable.class, |
| com.android.tools.r8.memberrebinding.b135627418.runtime.InsetDrawable.class) |
| .setMinApi(parameters.getRuntime()) |
| .addOptionsModification( |
| options -> |
| options.desugaredLibraryConfiguration = |
| DesugaredLibraryConfiguration.withOnlyRewritePrefixForTesting( |
| ImmutableMap.of(packageName + ".runtime", packageName + ".library"))) |
| .compile(); |
| |
| testForR8(parameters.getBackend()) |
| .addLibraryFiles(runtimeJar(parameters.getBackend())) |
| .addLibraryClasses(Drawable.class, DrawableWrapper.class, InsetDrawable.class) |
| .addProgramClasses(TestClass.class) |
| .addKeepMainRule(TestClass.class) |
| .setMinApi(parameters.getRuntime()) |
| .compile() |
| .disassemble() |
| .inspect(this::noInvokeToDrawableWrapper) |
| .addRunClasspathFiles(runtimeLibrary.writeToZip()) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("In InsetDrawable.setAlpha"); |
| } |
| |
| static class TestClass { |
| |
| public static void main(String[] args) { |
| Drawable drawable; |
| if (args.length == 0) { |
| drawable = new InsetDrawable(); |
| } else { |
| drawable = new InsetDrawable(); |
| } |
| drawable.setAlpha(0); |
| } |
| } |
| } |