Class DateComparisonTest

base/src/test/java/net/time4j/DateComparisonTest.java:14–215

@RunWith(JUnit4.class)
public class DateComparisonTest {

    @Test
    public void equalsMethod() {
        PlainDate d1 = PlainDate.of(1, 1);
        Object d2 = PlainDate.of(1, 1, 1);
        Object d3 = null;
        Object d4 = PlainDate.of(2014, 1, 1);
        Object d5 =
            new GregorianDate() {
                @Override
                public int getYear() {
                    return 1;
                }
                @Override
                public int getMonth() {
                    return 1;
                }
                @Override
                public int getDayOfMonth() {
                    return 1;
                }
            };
        assertThat(d1.equals(d2), is(true));
        assertThat(d1.equals(d3), is(false));
        assertThat(d1.equals(d4), is(false));
        assertThat(d1.equals(d5), is(false));
    }

    @Test
    public void hashCodeMethod() {
        PlainDate d1 = PlainDate.of(1, 1);
        Object d2 = PlainDate.of(1, 1, 1);
        Object d3 = PlainDate.of(2014, 1, 1);
        Object d4 =
            new GregorianDate() {
                @Override
                public int getYear() {
                    return 1;
                }
                @Override
                public int getMonth() {
                    return 1;
                }
                @Override
                public int getDayOfMonth() {
                    return 1;
                }
            };
        assertThat(d1.hashCode() == d2.hashCode(), is(true));
        assertThat(d1.hashCode() == d3.hashCode(), is(false));
        assertThat(d1.hashCode() == d4.hashCode(), is(false));
    }

    @Test
    public void isBefore() {
        assertThat(