| // Copyright (c) 2021, 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.maindexlist; |
| |
| import static com.android.tools.r8.DiagnosticsMatcher.diagnosticType; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.NoHorizontalClassMerging; |
| import com.android.tools.r8.R8TestCompileResult; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.errors.UnsupportedMainDexListUsageDiagnostic; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class MainDexListInliningTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters() |
| .withDexRuntimes() |
| .withApiLevelsEndingAtExcluding(apiLevelWithNativeMultiDexSupport()) |
| .build(); |
| } |
| |
| public MainDexListInliningTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| // TODO(b/181858113): This test should be converted to a main-dex-rules test. |
| @Test |
| public void test() throws Exception { |
| R8TestCompileResult compileResult = |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .addMainDexListClasses(Main.class) |
| .collectMainDexClasses() |
| .enableNoHorizontalClassMergingAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .allowDiagnosticMessages() |
| .compileWithExpectedDiagnostics( |
| diagnostics -> |
| diagnostics |
| .assertOnlyWarnings() |
| .assertWarningsMatch( |
| diagnosticType(UnsupportedMainDexListUsageDiagnostic.class))); |
| |
| CodeInspector inspector = compileResult.inspector(); |
| |
| ClassSubject mainClassSubject = inspector.clazz(Main.class); |
| assertThat(mainClassSubject, isPresent()); |
| |
| // A is not allowed to be inlined and is therefore present. |
| ClassSubject aClassSubject = inspector.clazz(A.class); |
| assertThat(aClassSubject, isPresent()); |
| |
| // B should be referenced from Main.main. |
| ClassSubject bClassSubject = inspector.clazz(B.class); |
| assertThat(bClassSubject, isPresent()); |
| |
| compileResult.inspectMainDexClasses( |
| mainDexClasses -> { |
| assertTrue(mainDexClasses.contains(mainClassSubject.getFinalName())); |
| // Since we passed a main-dex list the traced references A and B are not automagically |
| // included. |
| assertFalse(mainDexClasses.contains(aClassSubject.getFinalName())); |
| assertFalse(mainDexClasses.contains(bClassSubject.getFinalName())); |
| }); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| // Should be inlined. |
| A.m(); |
| } |
| } |
| |
| @NoHorizontalClassMerging |
| static class A { |
| |
| public static void m() { |
| System.out.println(B.class); |
| } |
| } |
| |
| @NoHorizontalClassMerging |
| static class B {} |
| } |