| // Copyright (c) 2022, 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.enumunboxing; |
| |
| import static com.android.tools.r8.DiagnosticsMatcher.diagnosticMessage; |
| import static com.android.tools.r8.DiagnosticsMatcher.diagnosticType; |
| import static org.hamcrest.CoreMatchers.allOf; |
| import static org.hamcrest.CoreMatchers.equalTo; |
| |
| import com.android.tools.r8.CheckEnumUnboxed; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.errors.CheckEnumUnboxedDiagnostic; |
| import com.android.tools.r8.utils.codeinspector.AssertUtils; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class CheckEnumUnboxedTest extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| AssertUtils.assertFailsCompilation( |
| () -> |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .enableCheckEnumUnboxedAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .compileWithExpectedDiagnostics( |
| diagnostics -> { |
| diagnostics.assertErrorsMatch( |
| allOf( |
| diagnosticType(CheckEnumUnboxedDiagnostic.class), |
| diagnosticMessage( |
| equalTo( |
| "Enum unboxing checks failed." |
| + System.lineSeparator() |
| + "Enum " |
| + EscapingEnum.class.getTypeName() |
| + " was not unboxed.")))); |
| })); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| EscapingEnum escapingEnum = System.currentTimeMillis() > 0 ? EscapingEnum.A : EscapingEnum.B; |
| System.out.println(escapingEnum); |
| UnboxedEnum unboxedEnum = System.currentTimeMillis() > 0 ? UnboxedEnum.A : UnboxedEnum.B; |
| System.out.println(unboxedEnum.ordinal()); |
| } |
| } |
| |
| @CheckEnumUnboxed |
| enum EscapingEnum { |
| A, |
| B |
| } |
| |
| @CheckEnumUnboxed |
| enum UnboxedEnum { |
| A, |
| B |
| } |
| } |