| // 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.invalid; |
| |
| import static org.hamcrest.CoreMatchers.allOf; |
| import static org.hamcrest.CoreMatchers.anyOf; |
| import static org.hamcrest.CoreMatchers.containsString; |
| import static org.hamcrest.CoreMatchers.equalTo; |
| import static org.hamcrest.CoreMatchers.hasItems; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertThrows; |
| |
| import com.android.tools.r8.BaseCompilerCommand; |
| import com.android.tools.r8.CompilationFailedException; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestDiagnosticMessages; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.errors.DuplicateTypesDiagnostic; |
| import com.android.tools.r8.origin.Origin; |
| import com.android.tools.r8.position.Position; |
| import com.android.tools.r8.references.Reference; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.SetUtils; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class DuplicateProgramTypesTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withDefaultDexRuntime().withApiLevel(AndroidApiLevel.B).build(); |
| } |
| |
| public DuplicateProgramTypesTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| private final Origin originA = |
| new Origin(Origin.root()) { |
| @Override |
| public String part() { |
| return "SourceA"; |
| } |
| }; |
| |
| private final Origin originB = |
| new Origin(Origin.root()) { |
| @Override |
| public String part() { |
| return "SourceB"; |
| } |
| }; |
| |
| private void addDuplicateDefinitions(BaseCompilerCommand.Builder<?, ?> builder) throws Exception { |
| byte[] bytes = ToolHelper.getClassAsBytes(TestClass.class); |
| builder.addClassProgramData(bytes, originA); |
| builder.addClassProgramData(bytes, originB); |
| } |
| |
| private void addResolvingHandler(BaseCompilerCommand.Builder<?, ?> builder) { |
| builder.setClassConflictResolver( |
| (reference, origins, handler) -> { |
| assertEquals( |
| SetUtils.newIdentityHashSet(originA, originB), SetUtils.newIdentityHashSet(origins)); |
| return originA; |
| }); |
| } |
| |
| private void addNonResolvingHandler(BaseCompilerCommand.Builder<?, ?> builder) { |
| builder.setClassConflictResolver( |
| (reference, origins, handler) -> { |
| assertEquals( |
| SetUtils.newIdentityHashSet(originA, originB), SetUtils.newIdentityHashSet(origins)); |
| return null; |
| }); |
| } |
| |
| private void checkErrorDiagnostic(TestDiagnosticMessages diagnostics) { |
| diagnostics.assertOnlyErrors(); |
| diagnostics.assertErrorsCount(1); |
| DuplicateTypesDiagnostic diagnostic = (DuplicateTypesDiagnostic) diagnostics.getErrors().get(0); |
| assertEquals(Position.UNKNOWN, diagnostic.getPosition()); |
| assertThat(diagnostic.getType(), equalTo(Reference.classFromClass(TestClass.class))); |
| assertThat(diagnostic.getOrigin(), anyOf(equalTo(originA), equalTo(originB))); |
| assertThat(diagnostic.getOrigins(), hasItems(originA, originB)); |
| assertThat( |
| diagnostic.getDiagnosticMessage(), |
| allOf( |
| containsString("defined multiple"), |
| containsString("SourceA"), |
| containsString("SourceB"))); |
| } |
| |
| @Test |
| public void testDefaultError() { |
| assertThrows( |
| CompilationFailedException.class, |
| () -> |
| testForD8(parameters.getBackend()) |
| .setMinApi(parameters) |
| .apply(b -> addDuplicateDefinitions(b.getBuilder())) |
| .compileWithExpectedDiagnostics(this::checkErrorDiagnostic)); |
| } |
| |
| @Test |
| public void testResolvedConflictD8() throws Exception { |
| testForD8(parameters.getBackend()) |
| .setMinApi(parameters) |
| .apply( |
| b -> { |
| addDuplicateDefinitions(b.getBuilder()); |
| addResolvingHandler(b.getBuilder()); |
| }) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("Hello, world"); |
| } |
| |
| @Test |
| public void testResolvedConflictR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .setMinApi(parameters) |
| .addKeepMainRule(TestClass.class) |
| .apply( |
| b -> { |
| addDuplicateDefinitions(b.getBuilder()); |
| addResolvingHandler(b.getBuilder()); |
| }) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("Hello, world"); |
| } |
| |
| @Test |
| public void testNonResolvedConflictD8() { |
| assertThrows( |
| CompilationFailedException.class, |
| () -> |
| testForD8(parameters.getBackend()) |
| .setMinApi(parameters) |
| .apply( |
| b -> { |
| addDuplicateDefinitions(b.getBuilder()); |
| addNonResolvingHandler(b.getBuilder()); |
| }) |
| .compileWithExpectedDiagnostics(this::checkErrorDiagnostic)); |
| } |
| |
| @Test |
| public void testNonResolvedConflictR8() { |
| assertThrows( |
| CompilationFailedException.class, |
| () -> |
| testForR8(parameters.getBackend()) |
| .setMinApi(parameters) |
| .addKeepMainRule(TestClass.class) |
| .apply( |
| b -> { |
| addDuplicateDefinitions(b.getBuilder()); |
| addNonResolvingHandler(b.getBuilder()); |
| }) |
| .compileWithExpectedDiagnostics(this::checkErrorDiagnostic)); |
| } |
| |
| static class TestClass { |
| |
| public static void main(String[] args) { |
| System.out.println("Hello, world"); |
| } |
| } |
| } |