| // Copyright (c) 2020, 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.shaking.allowshrinking; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assume.assumeTrue; |
| |
| import com.android.tools.r8.ProguardVersion; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.TestShrinkerBuilder; |
| 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 KeepMethodNameCompatibilityTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public KeepMethodNameCompatibilityTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testProguard() throws Exception { |
| assumeTrue(parameters.isCfRuntime()); |
| test(testForProguard(ProguardVersion.getLatest()).addDontWarn(getClass())); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| test(testForR8(parameters.getBackend())); |
| } |
| |
| private <T extends TestShrinkerBuilder<?, ?, ?, ?, T>> void test(T testBuilder) throws Exception { |
| testBuilder |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(TestClass.class) |
| .addKeepRules( |
| "-keepclassmembernames class " + TestClass.class.getTypeName() + " { void test(); }") |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .inspect( |
| inspector -> |
| assertThat( |
| inspector.clazz(TestClass.class).uniqueMethodWithName("test"), isPresent())) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("foo"); |
| } |
| |
| static class TestClass { |
| |
| public static void main(String[] args) { |
| test(); |
| } |
| |
| static void test() { |
| System.out.println("foo"); |
| } |
| } |
| } |