public void testNext()
{
Solar solar = Solar.fromYmd(2020, 11, 26);
Assert.AreEqual("感恩节", solar.getFestivals()[0]);
solar = Solar.fromYmd(2020, 6, 21);
Assert.AreEqual("父亲节", solar.getFestivals()[0]);
solar = Solar.fromYmd(2021, 5, 9);
Assert.AreEqual("母亲节", solar.getFestivals()[0]);
solar = Solar.fromYmd(1986, 11, 27);
Assert.AreEqual("感恩节", solar.getFestivals()[0]);
solar = Solar.fromYmd(1985, 6, 16);
Assert.AreEqual("父亲节", solar.getFestivals()[0]);
solar = Solar.fromYmd(1984, 5, 13);
Assert.AreEqual("母亲节", solar.getFestivals()[0]);
}