src/test/java/com/android/tools/r8/desugar/desugaredlibrary/StaticInterfaceMethodTest.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 com.android.tools.r8.TestParameters;
import com.android.tools.r8.TestParametersCollection;
import com.android.tools.r8.utils.StringUtils;
import java.time.chrono.Chronology;
import java.util.Map;
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 StaticInterfaceMethodTest extends DesugaredLibraryTestBase {

  private final TestParameters parameters;

  @Parameters(name = "{0}")
  public static TestParametersCollection data() {
    return getTestParameters().withDexRuntimes().withAllApiLevels().build();
  }

  public StaticInterfaceMethodTest(TestParameters parameters) {
    this.parameters = parameters;
  }

  @Test
  public void testStaticInterfaceMethods() throws Exception {
    testForD8()
        .addInnerClasses(StaticInterfaceMethodTest.class)
        .setMinApi(parameters.getApiLevel())
        .enableCoreLibraryDesugaring(parameters.getApiLevel())
        .compile()
        .addDesugaredCoreLibraryRunClassPath(this::buildDesugaredLibrary, parameters.getApiLevel())
        .run(parameters.getRuntime(), Executor.class)
        .assertSuccessWithOutput(StringUtils.lines("false", "java.util.HashSet"));
  }

  static class Executor {

    public static void main(String[] args) {
      System.out.println(Map.Entry.comparingByKey() == null);
      System.out.println(Chronology.getAvailableChronologies().getClass().getName());
    }
  }
}