| package com.android.tools.r8.desugaring.interfacemethods; |
| |
| import static org.hamcrest.CoreMatchers.containsString; |
| import static org.junit.Assume.assumeTrue; |
| |
| import com.android.tools.r8.D8TestRunResult; |
| import com.android.tools.r8.R8TestRunResult; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class DefaultInterfaceMethodDesugaringWithStaticResolutionTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public DefaultInterfaceMethodDesugaringWithStaticResolutionTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testJVM() throws Exception { |
| assumeTrue(parameters.isCfRuntime()); |
| testForJvm() |
| .addTestClasspath() |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("I.m()"); |
| } |
| |
| @Test |
| public void testD8() throws Exception { |
| assumeTrue(parameters.isDexRuntime()); |
| D8TestRunResult result = |
| testForD8() |
| .addInnerClasses(DefaultInterfaceMethodDesugaringWithStaticResolutionTest.class) |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), TestClass.class); |
| // TODO(b/152163087): Should always succeed with "I.m()". |
| if (parameters.canUseDefaultAndStaticInterfaceMethods()) { |
| result.assertSuccessWithOutputLines("I.m()"); |
| } else { |
| result.assertFailureWithErrorThatMatches( |
| containsString(AbstractMethodError.class.getTypeName())); |
| } |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| R8TestRunResult result = |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(DefaultInterfaceMethodDesugaringWithStaticResolutionTest.class) |
| .addKeepAllClassesRule() |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), TestClass.class); |
| // TODO(b/152163087): Should always succeed with "I.m()". |
| if (parameters.canUseDefaultAndStaticInterfaceMethods()) { |
| result.assertSuccessWithOutputLines("I.m()"); |
| } else { |
| result.assertFailureWithErrorThatMatches( |
| containsString(AbstractMethodError.class.getTypeName())); |
| } |
| } |
| |
| static class TestClass { |
| |
| public static void main(String[] args) { |
| I b = new B(); |
| b.m(); |
| } |
| } |
| |
| interface I { |
| |
| default void m() { |
| System.out.println("I.m()"); |
| } |
| } |
| |
| static class A { |
| |
| private static void m() { |
| System.out.println("A.m()"); |
| } |
| } |
| |
| static class B extends A implements I {} |
| } |