| // 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.resolution.virtualtargets; |
| |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assume.assumeTrue; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.TestRunResult; |
| import com.android.tools.r8.graph.AppView; |
| import com.android.tools.r8.graph.DexMethod; |
| import com.android.tools.r8.graph.DexProgramClass; |
| import com.android.tools.r8.graph.LookupResult; |
| import com.android.tools.r8.graph.MethodResolutionResult; |
| import com.android.tools.r8.shaking.AppInfoWithLiveness; |
| 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 ProtectedSamePackageLookupTest extends TestBase { |
| |
| private static final String NEW_DESCRIPTOR_FOR_C = "Lanotherpackage/C;"; |
| private static final String EXPECTED = "A::foo"; |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public ProtectedSamePackageLookupTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testResolution() throws Exception { |
| assumeTrue(parameters.useRuntimeAsNoneRuntime()); |
| AppView<AppInfoWithLiveness> appView = |
| computeAppViewWithLiveness( |
| buildClasses(A.class, C.class, Main.class) |
| .addLibraryFile(parameters.getDefaultRuntimeLibrary()) |
| .build(), |
| PackagePrivateChainTest.Main.class); |
| AppInfoWithLiveness appInfo = appView.appInfo(); |
| DexMethod method = buildNullaryVoidMethod(A.class, "foo", appInfo.dexItemFactory()); |
| MethodResolutionResult resolutionResult = appInfo.resolveMethodOnClass(method); |
| DexProgramClass context = |
| appView.definitionForProgramType(buildType(Main.class, appInfo.dexItemFactory())); |
| LookupResult lookupResult = resolutionResult.lookupVirtualDispatchTargets(context, appInfo); |
| assertTrue(lookupResult.isLookupResultSuccess()); |
| } |
| |
| @Test |
| public void testRuntime() throws Exception { |
| TestRunResult<?> runResult = |
| testForRuntime(parameters) |
| .addProgramClasses(A.class, C.class, Main.class) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines(EXPECTED); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(A.class, C.class, Main.class) |
| .addKeepMainRule(Main.class) |
| .setMinApi(parameters.getApiLevel()) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines(EXPECTED); |
| } |
| |
| public static class A { |
| |
| protected void foo() { |
| System.out.println("A::foo"); |
| } |
| } |
| |
| // Will be moved to another package |
| public static class C extends A { |
| |
| public void runB(A b) { |
| b.foo(); |
| } |
| } |
| |
| public static class Main { |
| |
| public static void main(String[] args) { |
| new C().runB(new A()); |
| } |
| } |
| } |