@Test
public void equalsAndHashcode() throws Exception {

    InstantConverter conv1 = new InstantConverter();
    InstantConverter conv2 = new InstantConverter();
    assertThat(conv2).isEqualTo(conv1);
    assertThat(conv2.hashCode()).isEqualTo(conv1.hashCode());
    assertThat(conv1).isNotEqualTo(new IntegerConverter());
    assertThat(conv1).isNotEqualTo(null);
}