  @Test
  @DisplayName("Valid Base64 String creates non-null instance with non-null values.")
  public void testValid() {

    String v = "dGhpcyBpcyB2YWxpZCBiYXNlNjQ=";
    Base64BinaryType b64 = new Base64BinaryType(v);
    Assertions.assertNotNull(b64);
    Assertions.assertNotNull(b64.getValue());
    Assertions.assertEquals(v, b64.asStringValue());
  }