list.set(0, (byte) 2);
    assertThat(array).isEqualTo(new byte[] {(byte) 2, (byte) 1});
    array[1] = (byte) 3;
    assertThat(list).containsExactly((byte) 2, (byte) 3).inOrder();
  }

  public void testAsList_toArray_roundTrip() {
    byte[] array = {(byte) 0, (byte) 1, (byte) 2};
    List<Byte> list = Bytes.asList(array);
    byte[] newArray = Bytes.toArray(list);

    // Make sure it returned a copy
    list.set(0, (byte) 4);

    list.set(0, (byte) 2);
    assertThat(array).isEqualTo(new byte[] {(byte) 2, (byte) 1});
    array[1] = (byte) 3;
    assertThat(list).containsExactly((byte) 2, (byte) 3).inOrder();
  }

  public void testAsList_toArray_roundTrip() {
    byte[] array = {(byte) 0, (byte) 1, (byte) 2};
    List<Byte> list = Bytes.asList(array);
    byte[] newArray = Bytes.toArray(list);

    // Make sure it returned a copy
    list.set(0, (byte) 4);

    list.set(0, (char) 2);
    assertThat(array).isEqualTo(new char[] {(char) 2, (char) 1});
    array[1] = (char) 3;
    assertThat(list).containsExactly((char) 2, (char) 3).inOrder();
  }

  public void testAsList_toArray_roundTrip() {
    char[] array = {(char) 0, (char) 1, (char) 2};
    List<Character> list = Chars.asList(array);
    char[] newArray = Chars.toArray(list);

    // Make sure it returned a copy

    assertThat(array).isEqualTo(new double[] {(double) 2, (double) 1});
    array[1] = (double) 3;
    assertThat(list).containsExactly((double) 2, (double) 3).inOrder();
  }

  public void testAsList_toArray_roundTrip() {
    double[] array = {(double) 0, (double) 1, (double) 2};
    List<Double> list = Doubles.asList(array);
    double[] newArray = Doubles.toArray(list);

    // Make sure it returned a copy

    assertThat(array).isEqualTo(new float[] {(float) 2, (float) 1});
    array[1] = (float) 3;
    assertThat(list).containsExactly((float) 2, (float) 3).inOrder();
  }

  public void testAsList_toArray_roundTrip() {
    float[] array = {(float) 0, (float) 1, (float) 2};
    List<Float> list = Floats.asList(array);
    float[] newArray = Floats.toArray(list);

    // Make sure it returned a copy

    list.set(0, (int) 2);
    assertThat(array).isEqualTo(new int[] {(int) 2, (int) 1});
    array[1] = (int) 3;
    assertThat(list).containsExactly((int) 2, (int) 3).inOrder();
  }

  public void testAsList_toArray_roundTrip() {
    int[] array = {(int) 0, (int) 1, (int) 2};
    List<Integer> list = Ints.asList(array);
    int[] newArray = Ints.toArray(list);

    // Make sure it returned a copy
    list.set(0, (int) 4);

    assertThat(array).isEqualTo(new double[] {(double) 2, (double) 1});
    array[1] = (double) 3;
    assertThat(list).containsExactly((double) 2, (double) 3).inOrder();
  }

  public void testAsList_toArray_roundTrip() {
    double[] array = {(double) 0, (double) 1, (double) 2};
    List<Double> list = Doubles.asList(array);
    double[] newArray = Doubles.toArray(list);

    // Make sure it returned a copy

    assertThat(array).isEqualTo(new float[] {(float) 2, (float) 1});
    array[1] = (float) 3;
    assertThat(list).containsExactly((float) 2, (float) 3).inOrder();
  }

  public void testAsList_toArray_roundTrip() {
    float[] array = {(float) 0, (float) 1, (float) 2};
    List<Float> list = Floats.asList(array);
    float[] newArray = Floats.toArray(list);

    // Make sure it returned a copy

    list.set(0, (long) 2);
    assertThat(array).isEqualTo(new long[] {(long) 2, (long) 1});
    array[1] = (long) 3;
    assertThat(list).containsExactly((long) 2, (long) 3).inOrder();
  }

  public void testAsList_toArray_roundTrip() {
    long[] array = {(long) 0, (long) 1, (long) 2};
    List<Long> list = Longs.asList(array);
    long[] newArray = Longs.toArray(list);

    // Make sure it returned a copy
    list.set(0, (long) 4);