assertFalse(ArrayUtil.isEmpty(new Object[] { "" }));
        assertFalse(ArrayUtil.isEmpty(new Object[] { "aaa" }));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testContains() throws Exception {
        assertThat(ArrayUtil.contains(new Object[] { "1" }, "1"), is(true));
        assertThat(ArrayUtil.contains(new Object[] { "1" }, "2"), is(not(true)));

        assertEquals("3", true, StringUtil.isNotBlank("a"));
        assertEquals("4", true, StringUtil.isNotBlank(" a "));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testContains() throws Exception {
        assertEquals("1", true, StringUtil.contains("a", 'a'));
        assertEquals("2", true, StringUtil.contains("abc", 'b'));
        assertEquals("3", false, StringUtil.contains("abc", 'd'));

		expectedSet := ToSet(testCase.expected)
		if !actualSet.Equal(expectedSet) {
			t.Errorf("%s expected: %v, actual: %v", testName, expectedSet, actualSet)
		}
	}
}

func TestContains(t *testing.T) {
	testCases := map[string]struct {
		a        []corev1.ResourceName
		b        corev1.ResourceName
		expected bool
	}{
		"does-not-contain": {

    assertThat(ImmutableDoubleArray.of().lastIndexOf(21)).isEqualTo(-1);
    assertThat(iia.subArray(1, 5).lastIndexOf(1)).isEqualTo(0);
  }

  public void testContains() {
    ImmutableDoubleArray iia = ImmutableDoubleArray.of(1, 1, 2, 3, 5, 8);
    assertThat(iia.contains(1)).isTrue();
    assertThat(iia.contains(8)).isTrue();
    assertThat(iia.contains(4)).isFalse();

  public void testHashCode() {
    for (byte value : VALUES) {
      assertThat(Bytes.hashCode(value)).isEqualTo(((Byte) value).hashCode());
    }
  }

  public void testContains() {
    assertThat(Bytes.contains(EMPTY, (byte) 1)).isFalse();
    assertThat(Bytes.contains(ARRAY1, (byte) 2)).isFalse();
    assertThat(Bytes.contains(ARRAY234, (byte) 1)).isFalse();

    assertEquals(
        Integer.MAX_VALUE,
        ContiguousSet.create(Range.<Integer>all(), integers()).last().intValue());
  }

  public void testContains() {
    ImmutableSortedSet<Integer> set = ContiguousSet.create(Range.closed(1, 3), integers());
    assertFalse(set.contains(0));
    assertTrue(set.contains(1));
    assertTrue(set.contains(2));

    assertThat(ImmutableLongArray.of().lastIndexOf(21)).isEqualTo(-1);
    assertThat(iia.subArray(1, 5).lastIndexOf(1)).isEqualTo(0);
  }

  public void testContains() {
    ImmutableLongArray iia = ImmutableLongArray.of(1, 1, 2, 3, 5, 8);
    assertThat(iia.contains(1)).isTrue();
    assertThat(iia.contains(8)).isTrue();
    assertThat(iia.contains(4)).isFalse();

    assertThat(ImmutableLongArray.of().lastIndexOf(21)).isEqualTo(-1);
    assertThat(iia.subArray(1, 5).lastIndexOf(1)).isEqualTo(0);
  }

  public void testContains() {
    ImmutableLongArray iia = ImmutableLongArray.of(1, 1, 2, 3, 5, 8);
    assertThat(iia.contains(1)).isTrue();
    assertThat(iia.contains(8)).isTrue();
    assertThat(iia.contains(4)).isFalse();

    assertThat(ImmutableIntArray.of().lastIndexOf(21)).isEqualTo(-1);
    assertThat(iia.subArray(1, 5).lastIndexOf(1)).isEqualTo(0);
  }

  public void testContains() {
    ImmutableIntArray iia = ImmutableIntArray.of(1, 1, 2, 3, 5, 8);
    assertThat(iia.contains(1)).isTrue();
    assertThat(iia.contains(8)).isTrue();
    assertThat(iia.contains(4)).isFalse();

        assertWithMessage(x + ", " + y)
            .that(Math.signum(Chars.compare(x, y)))
            .isEqualTo(Math.signum(Character.valueOf(x).compareTo(y)));
      }
    }
  }

  public void testContains() {
    assertThat(Chars.contains(EMPTY, (char) 1)).isFalse();
    assertThat(Chars.contains(ARRAY1, (char) 2)).isFalse();
    assertThat(Chars.contains(ARRAY234, (char) 1)).isFalse();