src/test/java/com/android/tools/r8/cf/varhandle/VarHandleDesugaringInstanceObjectFieldTest.java

// 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.cf.varhandle;

import com.android.tools.r8.examples.jdk9.VarHandle;
import com.android.tools.r8.utils.StringUtils;
import com.google.common.collect.ImmutableList;
import java.util.List;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;

@RunWith(Parameterized.class)
public class VarHandleDesugaringInstanceObjectFieldTest extends VarHandleDesugaringTestBase {

  private static final String EXPECTED_OUTPUT =
      StringUtils.lines(
          "testSet",
          "null",
          "A(1)",
          "true",
          "A(2)",
          "true",
          "1",
          "1",
          "true",
          "true",
          "2",
          "2",
          "true",
          "true",
          "3",
          "3",
          "true",
          "true",
          "4",
          "4",
          "true",
          "true",
          "5",
          "5",
          "true",
          "true",
          "6",
          "6",
          "true",
          "true",
          "7",
          "7",
          "true",
          "true",
          "8",
          "8",
          "true",
          "true",
          "9.0",
          "9.0",
          "true",
          "true",
          "10.0",
          "10.0",
          "true",
          "true",
          "11.0",
          "11.0",
          "true",
          "true",
          "12.0",
          "12.0",
          "true",
          "true",
          "A",
          "A",
          "true",
          "true",
          "B",
          "B",
          "true",
          "true",
          "testCompareAndSet",
          "null",
          "A(1)",
          "true",
          "A(2)",
          "true",
          "1",
          "2",
          "3",
          "4",
          "4",
          "4",
          "4",
          "5",
          "6",
          "7",
          "8",
          "8",
          "8",
          "8",
          "false",
          "8",
          "false",
          "8",
          "8",
          "8",
          "8",
          "8",
          "8",
          "8",
          "8",
          "8",
          "8",
          "8",
          "8",
          "8",
          "8",
          "testReturnValueClassCastException");
  private static final String MAIN_CLASS = VarHandle.InstanceObjectField.typeName();
  private static final List<String> JAR_ENTRIES =
      ImmutableList.of(
          "varhandle/InstanceObjectField.class", "varhandle/InstanceObjectField$A.class");

  @Override
  protected String getMainClass() {
    return MAIN_CLASS;
  }

  @Override
  protected String getKeepRules() {
    return "-keep class " + getMainClass() + "{ <fields>; }";
  }

  @Override
  protected List<String> getJarEntries() {
    return JAR_ENTRIES;
  }

  @Override
  protected String getExpectedOutputForReferenceImplementation() {
    return StringUtils.lines(
        EXPECTED_OUTPUT.trim(), "Reference implementation", "Reference implementation");
  }

  @Override
  protected String getExpectedOutputForArtImplementation() {
    assert parameters.isDexRuntime();
    return StringUtils.lines(EXPECTED_OUTPUT.trim(), "Art implementation", "Art implementation");
  }
}