@Test
public void convert() throws Exception {

    OffsetTimeConverter conv = new OffsetTimeConverter();
    OffsetTime value = conv.convert("10:15:30+01:00", context);
    assertThat(OffsetTime.parse("10:15:30+01:00")).isEqualTo(value);
    value = conv.convert("foo", context);
    assertThat(value).isNull();
}