| // 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.enumunboxing; |
| |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.TestParameters; |
| import java.util.List; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class EqualsCompareToEnumUnboxingTest extends EnumUnboxingTestBase { |
| |
| private final TestParameters parameters; |
| private final boolean enumValueOptimization; |
| private final EnumKeepRules enumKeepRules; |
| |
| @Parameters(name = "{0} valueOpt: {1} keep: {2}") |
| public static List<Object[]> data() { |
| return enumUnboxingTestParameters(); |
| } |
| |
| public EqualsCompareToEnumUnboxingTest( |
| TestParameters parameters, boolean enumValueOptimization, EnumKeepRules enumKeepRules) { |
| this.parameters = parameters; |
| this.enumValueOptimization = enumValueOptimization; |
| this.enumKeepRules = enumKeepRules; |
| } |
| |
| @Test |
| public void testEnumUnboxing() throws Exception { |
| Class<?> success = EnumEqualscompareTo.class; |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(EqualsCompareToEnumUnboxingTest.class) |
| .addKeepMainRule(EnumEqualscompareTo.class) |
| .addEnumUnboxingInspector( |
| inspector -> inspector.assertUnboxed(EnumEqualscompareTo.MyEnum.class)) |
| .enableNeverClassInliningAnnotations() |
| .addKeepRules(enumKeepRules.getKeepRules()) |
| .addOptionsModification(opt -> enableEnumOptions(opt, enumValueOptimization)) |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), success) |
| .assertSuccess() |
| .inspectStdOut(this::assertLines2By2Correct); |
| } |
| |
| static class EnumEqualscompareTo { |
| |
| @NeverClassInline |
| enum MyEnum { |
| A, |
| B |
| } |
| |
| public static void main(String[] args) { |
| equalsTest(); |
| compareToTest(); |
| } |
| |
| @SuppressWarnings({"ConstantConditions", "EqualsWithItself", "ResultOfMethodCallIgnored"}) |
| private static void equalsTest() { |
| System.out.println(MyEnum.A.equals(MyEnum.B)); |
| System.out.println(false); |
| System.out.println(MyEnum.A.equals(MyEnum.A)); |
| System.out.println(true); |
| System.out.println(MyEnum.A.equals(null)); |
| System.out.println(false); |
| try { |
| ((MyEnum) null).equals(null); |
| } catch (NullPointerException npe) { |
| System.out.println("npe " + npe.getMessage()); |
| System.out.println("npe " + npe.getMessage()); |
| } |
| } |
| |
| @SuppressWarnings({"ConstantConditions", "EqualsWithItself", "ResultOfMethodCallIgnored"}) |
| private static void compareToTest() { |
| System.out.println(MyEnum.B.compareTo(MyEnum.A) > 0); |
| System.out.println(true); |
| System.out.println(MyEnum.A.compareTo(MyEnum.B) < 0); |
| System.out.println(true); |
| System.out.println(MyEnum.A.compareTo(MyEnum.A) == 0); |
| System.out.println(true); |
| try { |
| ((MyEnum) null).equals(null); |
| } catch (NullPointerException npe) { |
| System.out.println("npe " + npe.getMessage()); |
| System.out.println("npe " + npe.getMessage()); |
| } |
| try { |
| MyEnum.A.compareTo(null); |
| } catch (NullPointerException npe) { |
| System.out.println("npe " + npe.getMessage()); |
| System.out.println("npe " + npe.getMessage()); |
| } |
| } |
| } |
| } |