| // 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.missingclasses; |
| |
| import com.android.tools.r8.CompilationFailedException; |
| import com.android.tools.r8.R8FullTestBuilder; |
| import com.android.tools.r8.TestDiagnosticMessages; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.ThrowableConsumer; |
| import com.android.tools.r8.diagnostic.MissingDefinitionContext; |
| import com.android.tools.r8.diagnostic.internal.MissingDefinitionMethodContextImpl; |
| import com.android.tools.r8.references.Reference; |
| import com.android.tools.r8.utils.MethodReferenceUtils; |
| import java.util.Collections; |
| import org.junit.Test; |
| |
| public class MissingClassReferencedFromUsedLambdaReturnTest extends MissingClassesTestBase { |
| |
| private final MissingDefinitionContext[] referencedFrom = |
| new MissingDefinitionContext[] { |
| MissingDefinitionMethodContextImpl.builder() |
| .setMethodContext(MethodReferenceUtils.methodFromMethod(I.class, "m")) |
| .setOrigin(getOrigin(I.class)) |
| .build(), |
| MissingDefinitionMethodContextImpl.builder() |
| .setMethodContext( |
| Reference.method( |
| Reference.classFromClass(Main.class), |
| "lambda$main$0", |
| Collections.emptyList(), |
| Reference.classFromClass(MissingClass.class))) |
| .setOrigin(getOrigin(Main.class)) |
| .build(), |
| MissingDefinitionMethodContextImpl.builder() |
| .setMethodContext(MethodReferenceUtils.mainMethod(Main.class)) |
| .setOrigin(getOrigin(Main.class)) |
| .build() |
| }; |
| |
| public MissingClassReferencedFromUsedLambdaReturnTest(TestParameters parameters) { |
| super(parameters); |
| } |
| |
| @Test(expected = CompilationFailedException.class) |
| public void testNoRules() throws Exception { |
| compileWithExpectedDiagnostics( |
| Main.class, |
| diagnostics -> inspectDiagnosticsWithNoRules(diagnostics, referencedFrom), |
| addInterface()); |
| } |
| |
| @Test |
| public void testDontWarnMainClassAndInterface() throws Exception { |
| compileWithExpectedDiagnostics( |
| Main.class, |
| TestDiagnosticMessages::assertNoMessages, |
| addInterface().andThen(addDontWarn(Main.class, I.class))); |
| } |
| |
| @Test |
| public void testDontWarnMissingClass() throws Exception { |
| compileWithExpectedDiagnostics( |
| Main.class, |
| TestDiagnosticMessages::assertNoMessages, |
| addInterface().andThen(addDontWarn(MissingClass.class))); |
| } |
| |
| @Test |
| public void testIgnoreWarnings() throws Exception { |
| compileWithExpectedDiagnostics( |
| Main.class, |
| diagnostics -> inspectDiagnosticsWithIgnoreWarnings(diagnostics, referencedFrom), |
| addInterface().andThen(addIgnoreWarnings())); |
| } |
| |
| ThrowableConsumer<R8FullTestBuilder> addInterface() { |
| return builder -> builder.addProgramClasses(I.class); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| I i = () -> null; |
| i.m(); |
| } |
| |
| /* private static synthetic MissingClass lambda$main$0() { return null; } */ |
| } |
| |
| interface I { |
| |
| MissingClass m(); |
| } |
| } |