src/test/java/com/android/tools/r8/desugar/desugaredlibrary/SynchronizedCollectionTest.java

// 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.desugar.desugaredlibrary;

import static com.android.tools.r8.desugar.desugaredlibrary.test.CompilationSpecification.DEFAULT_SPECIFICATIONS;
import static com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification.getJdk8Jdk11;

import com.android.tools.r8.TestParameters;
import com.android.tools.r8.TestRuntime.CfVm;
import com.android.tools.r8.ToolHelper;
import com.android.tools.r8.desugar.desugaredlibrary.test.CompilationSpecification;
import com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification;
import com.android.tools.r8.utils.StringUtils;
import java.nio.file.Path;
import java.nio.file.Paths;
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 SynchronizedCollectionTest extends DesugaredLibraryTestBase {

  private static final Path INPUT_JAR =
      Paths.get(ToolHelper.EXAMPLES_JAVA9_BUILD_DIR + "desugaredlib.jar");
  private static final String EXPECTED_OUTPUT =
      StringUtils.lines("[1]", "2", "[2, 3]", "true", "2", "2", "2");
  private static final String MAIN_CLASS = "desugaredlib.SynchronizedCollectionMain";

  private final TestParameters parameters;
  private final CompilationSpecification compilationSpecification;
  private final LibraryDesugaringSpecification libraryDesugaringSpecification;

  @Parameters(name = "{0}, spec: {1}, {2}")
  public static List<Object[]> data() {
    return buildParameters(
        getTestParameters()
            .withDexRuntimes()
            .withAllApiLevels()
            .withCfRuntimesStartingFromIncluding(CfVm.JDK9)
            .build(),
        getJdk8Jdk11(),
        DEFAULT_SPECIFICATIONS);
  }

  public SynchronizedCollectionTest(
      TestParameters parameters,
      LibraryDesugaringSpecification libraryDesugaringSpecification,
      CompilationSpecification compilationSpecification) {
    this.parameters = parameters;
    this.compilationSpecification = compilationSpecification;
    this.libraryDesugaringSpecification = libraryDesugaringSpecification;
  }

  @Test
  public void testExecution() throws Throwable {
    testForDesugaredLibrary(parameters, libraryDesugaringSpecification, compilationSpecification)
        .addProgramFiles(INPUT_JAR)
        .addKeepMainRule(MAIN_CLASS)
        .run(parameters.getRuntime(), MAIN_CLASS)
        .assertSuccessWithOutput(EXPECTED_OUTPUT);
  }
}