| // 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 records; |
| |
| import static org.junit.Assume.assumeFalse; |
| |
| import com.android.tools.r8.JdkClassFileProvider; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestRuntime.CfVm; |
| import com.android.tools.r8.utils.BooleanUtils; |
| import com.android.tools.r8.utils.StringUtils; |
| import java.util.List; |
| 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 EmptyRecordTest extends TestBase { |
| |
| private static final String EXPECTED_RESULT_D8 = StringUtils.lines("Empty[]"); |
| private static final String EXPECTED_RESULT_R8_MINIFICATION = StringUtils.lines("a[]"); |
| private static final String EXPECTED_RESULT_R8_NO_MINIFICATION = |
| StringUtils.lines("EmptyRecordTest$Empty[]"); |
| |
| @Parameter(0) |
| public boolean enableMinification; |
| |
| @Parameter(1) |
| public boolean enableRepackaging; |
| |
| @Parameter(2) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{2}, minification: {0}, repackage: {1}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| BooleanUtils.values(), |
| BooleanUtils.values(), |
| getTestParameters() |
| .withCfRuntimesStartingFromIncluding(CfVm.JDK17) |
| .withDexRuntimes() |
| .withAllApiLevelsAlsoForCf() |
| .build()); |
| } |
| |
| @Test |
| public void testJvm() throws Exception { |
| assumeFalse("Only applicable for R8", enableMinification); |
| parameters.assumeJvmTestParameters(); |
| testForJvm(parameters) |
| .addInnerClassesAndStrippedOuter(getClass()) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutput(EXPECTED_RESULT_D8); |
| } |
| |
| @Test |
| public void testD8() throws Exception { |
| assumeFalse("Only applicable for R8", enableMinification || enableRepackaging); |
| testForD8(parameters.getBackend()) |
| .addInnerClassesAndStrippedOuter(getClass()) |
| .setMinApi(parameters) |
| .compile() |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutput(EXPECTED_RESULT_D8); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| parameters.assumeDexRuntime(); |
| parameters.assumeR8TestParameters(); |
| testForR8(parameters.getBackend()) |
| .addInnerClassesAndStrippedOuter(getClass()) |
| .addKeepMainRule(TestClass.class) |
| .applyIf( |
| parameters.isCfRuntime(), |
| testBuilder -> testBuilder.addLibraryProvider(JdkClassFileProvider.fromSystemJdk())) |
| .addDontObfuscateUnless(enableMinification) |
| .applyIf(enableRepackaging, b -> b.addKeepRules("-repackageclasses p")) |
| .setMinApi(parameters) |
| .compile() |
| .applyIf( |
| parameters.isCfRuntime(), |
| compileResult -> compileResult.inspect(RecordTestUtils::assertRecordsAreRecords)) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutput( |
| enableMinification |
| ? EXPECTED_RESULT_R8_MINIFICATION |
| : EXPECTED_RESULT_R8_NO_MINIFICATION); |
| } |
| |
| record Empty() {} |
| |
| public class TestClass { |
| |
| public static void main(String[] args) { |
| System.out.println(new Empty()); |
| } |
| } |
| } |