.addEqualityGroup(
            newHashSet(1, 2, 3),
            union(newHashSet(1, 2), newHashSet(2, 3)),
            intersection(newHashSet(1, 2, 3), newHashSet(1, 2, 3)),
            difference(newHashSet(1, 2, 3), emptySet()),
            symmetricDifference(emptySet(), newHashSet(1, 2, 3)))
        .testEquals();
  }

  public void testEquals_otherSetContainsThrows() {

    assertThat(ImmutableLongArray.of(0, 1, 3).isEmpty()).isFalse();
    assertThat(ImmutableLongArray.of(0, 1, 3).subArray(1, 1).isEmpty()).isTrue();
    assertThat(ImmutableLongArray.of(0, 1, 3).subArray(1, 2).isEmpty()).isFalse();
  }

  public void testGet_good() {
    ImmutableLongArray iia = ImmutableLongArray.of(0, 1, 3);
    assertThat(iia.get(0)).isEqualTo(0L);

    assertThat(ImmutableDoubleArray.of(0, 1, 3).isEmpty()).isFalse();
    assertThat(ImmutableDoubleArray.of(0, 1, 3).subArray(1, 1).isEmpty()).isTrue();
    assertThat(ImmutableDoubleArray.of(0, 1, 3).subArray(1, 2).isEmpty()).isFalse();
  }

  public void testGet_good() {
    ImmutableDoubleArray iia = ImmutableDoubleArray.of(0, 1, 3);
    assertThat(iia.get(0)).isEqualTo(0.0);

    assertThat(ImmutableLongArray.of(0, 1, 3).isEmpty()).isFalse();
    assertThat(ImmutableLongArray.of(0, 1, 3).subArray(1, 1).isEmpty()).isTrue();
    assertThat(ImmutableLongArray.of(0, 1, 3).subArray(1, 2).isEmpty()).isFalse();
  }

  public void testGet_good() {
    ImmutableLongArray iia = ImmutableLongArray.of(0, 1, 3);
    assertThat(iia.get(0)).isEqualTo(0L);

        .build()
    assertThat(url.toString())
      .isEqualTo(
        "http://a%3A%01%40%2F%5C%3F%23%25b:c%3A%01%40%2F%5C%3F%23%25d@ef:8080/" +
          "g:%01@%2F%5C%3F%23%25h?i:%01@/\\?%23%25j#k:%01@/\\?#%25l",
      )
    assertThat(url.scheme).isEqualTo("http")
    assertThat(url.username).isEqualTo("a:\u0001@/\\?#%b")
    assertThat(url.password).isEqualTo("c:\u0001@/\\?#%d")

		wantSize: 01234,
		wantErr:  ErrHeader,
	}, {
		input:    makeInput(FormatGNU, "0031"),
		wantSize: 031,
	}, {
		input:   makeInput(FormatGNU, "80"),
		wantErr: ErrHeader,
	}, {
		input: makeInput(FormatGNU, "1234",
			makeSparseStrings(sparseDatas{{0, 0}, {1, 1}})...),
		wantMap:  sparseDatas{{0, 0}, {1, 1}},
		wantSize: 01234,
	}, {

		{"320330\x00 ", 0320330, true},
		{"0000660\x00 ", 0660, true},
		{"\x00 0000660\x00 ", 0660, true},
		{"0123456789abcdef", 0, false},
		{"0123456789\x00abcdef", 0, false},
		{"01234567\x0089abcdef", 342391, true},
		{"0123\x7e\x5f\x264123", 0, false},
	}

	for _, v := range vectors {
		var p parser
		got := p.parseNumeric([]byte(v.in))
		ok := (p.err == nil)
		if ok != v.ok {
			if v.ok {

	var buf bytes.Buffer
	for i := 0; i < 4; i++ {
		b := buf.AvailableBuffer()
		b = strconv.AppendInt(b, int64(i), 10)
		b = append(b, ' ')
		buf.Write(b)
	}
	os.Stdout.Write(buf.Bytes())
	// Output: 0 1 2 3
}

func ExampleBuffer_Cap() {
	buf1 := bytes.NewBuffer(make([]byte, 10))
	buf2 := bytes.NewBuffer(make([]byte, 0, 10))
	fmt.Println(buf1.Cap())
	fmt.Println(buf2.Cap())
	// Output:
	// 10
	// 10
}

   * NumberFormatException} if the input string is invalid.
   *
   * <p><b>Warning:</b> please see {@link Short#decode} to understand exactly how strings are
   * parsed. For example, the string {@code "0123"} is treated as <i>octal</i> and converted to the
   * value {@code 83}.
   *
   * @since 16.0
   */
  public static Converter<String, Short> stringConverter() {
    return ShortConverter.INSTANCE;
  }

   * NumberFormatException} if the input string is invalid.
   *
   * <p><b>Warning:</b> please see {@link Short#decode} to understand exactly how strings are
   * parsed. For example, the string {@code "0123"} is treated as <i>octal</i> and converted to the
   * value {@code 83}.
   *
   * @since 16.0
   */
  public static Converter<String, Short> stringConverter() {
    return ShortConverter.INSTANCE;
  }