@Test
public void copy() {

    final NamespaceBlockedException underTest = NamespaceBlockedException.newBuilder("ns").build();
    final DittoRuntimeException copy = DittoRuntimeException.newBuilder(underTest).build();
    assertThat(copy.getMessage()).isEqualTo(underTest.getMessage());
    assertThat(copy.getDescription()).isEqualTo(underTest.getDescription());
    assertThat(copy.getHref()).isEqualTo(underTest.getHref());
    assertThat(copy.getDittoHeaders()).isEqualTo(underTest.getDittoHeaders());
}