}

  /** get and set for out of bound indices throw IndexOutOfBoundsException */
  public void testIndexing() {
    AtomicDoubleArray aa = new AtomicDoubleArray(SIZE);
    for (int index : new int[] {-1, SIZE}) {
      assertThrows(IndexOutOfBoundsException.class, () -> aa.get(index));
      assertThrows(IndexOutOfBoundsException.class, () -> aa.set(index, 1.0));

      } finally {
        lockStateChanged(this);
      }
    }

    @Override
    public boolean tryLock(long timeout, TimeUnit unit) throws InterruptedException {
      aboutToAcquire(this);
      try {
        return super.tryLock(timeout, unit);
      } finally {
        lockStateChanged(this);
      }
    }

    @Override
    public void unlock() {
      try {

  private static byte[] toByteArray(int... bytes) {
    byte[] realBytes = new byte[bytes.length];
    for (int i = 0; i < bytes.length; i++) {
      realBytes[i] = (byte) bytes[i];
    }
    return realBytes;
  }

  private static void assertWellFormed(int... bytes) {
    assertTrue(Utf8.isWellFormed(toByteArray(bytes)));
  }

  private static void assertNotWellFormed(int... bytes) {

    verifyTableSize(17, 15, 32);
  }

  @GwtIncompatible // RegularImmutableSet.table not in emulation
  private void verifyTableSize(int inputSize, int setSize, int tableSize) {
    Builder<Integer> builder = ImmutableSet.builder();
    for (int i = 0; i < inputSize; i++) {
      builder.add(i % setSize);
    }
    ImmutableSet<Integer> set = builder.build();
    assertTrue(set instanceof RegularImmutableSet);

    }
  }

  private static class DontStringMeBro implements CharSequence {
    @Override
    public int length() {
      return 3;
    }

    @Override
    public char charAt(int index) {
      return "foo".charAt(index);
    }

    @Override
    public CharSequence subSequence(int start, int end) {
      return "foo".subSequence(start, end);
    }

    @Override
    public String toString() {

/**
 * Unit test for {@link Range}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public class RangeTest extends TestCase {
  public void testOpen() {
    Range<Integer> range = Range.open(4, 8);
    checkContains(range);
    assertTrue(range.hasLowerBound());
    assertEquals(4, (int) range.lowerEndpoint());

  }

  private static void testRotate(boolean[] input, int distance, boolean[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    Booleans.rotate(input, distance);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testRotate(
      boolean[] input, int distance, int fromIndex, int toIndex, boolean[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  }

  private static void testRotate(boolean[] input, int distance, boolean[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    Booleans.rotate(input, distance);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testRotate(
      boolean[] input, int distance, int fromIndex, int toIndex, boolean[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  //             System.setSecurityManager(new SecurityManager());
  //         }
  //         int iters = (args.length == 0) ? 1 : Integer.parseInt(args[0]);

  //         Test s = suite();
  //         for (int i = 0; i < iters; ++i) {
  //             junit.textui.TestRunner.run(s);
  //             System.gc();
  //             System.runFinalization();
  //         }

  }

  private static void testRotate(short[] input, int distance, short[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    Shorts.rotate(input, distance);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testRotate(
      short[] input, int distance, int fromIndex, int toIndex, short[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);