/** * test for or w/ absent value. */ @Test public void or() { DoubleOption option = new DoubleOption(); assertThat(option.or(30), is(30.d)); assertThat(option.isNull(), is(true)); }
/** * test for or w/ present value. */ @Test public void orNotNull() { DoubleOption option = new DoubleOption(); option.modify(100); assertThat(option.or(30), is(100.d)); }