def test_pairs(self):
a = PokerHand()
#case 1: make sure the empty hand doesn't contain two pair
self.assertFalse(a.has_pairs())
#case 2: sense two pair in four cards
a.add_cards(['Ad', 'As', '4h', '4c'], None)
self.assertFalse(a.is_trips())
self.assertFalse(a.is_quads())
self.assertFalse(a.is_straight())
self.assertFalse(a.is_flush())
out = a.has_pairs()
self.assertTrue(out.type == HandValue.HV_TWO_PAIR)
self.assertTrue(out.primary == Card.CV_ACE)
self.assertTrue(out.secondary == Card.CV_FOUR)
#case 3: add a kicker
a.add_cards(['3d'], None)
self.assertFalse(a.is_trips())
self.assertFalse(a.is_quads())
self.assertFalse(a.is_straight())
self.assertFalse(a.is_flush())
out = a.has_pairs()
self.assertTrue(out.type == HandValue.HV_TWO_PAIR)
self.assertTrue(out.primary == Card.CV_ACE)
self.assertTrue(out.secondary == Card.CV_FOUR)
#case 4: add a better kicker, make sure comparison works
a.add_cards(['Kd'], None)
self.assertFalse(a.is_trips())
self.assertFalse(a.is_quads())
self.assertFalse(a.is_straight())
self.assertFalse(a.is_flush())
out2 = a.has_pairs()
self.assertTrue(out2.type == HandValue.HV_TWO_PAIR)
self.assertTrue(out2.primary == Card.CV_ACE)
self.assertTrue(out2.secondary == Card.CV_FOUR)
self.assertTrue(out2.tertiary > out.tertiary)
a = PokerHand()
#case 5: sense a pair in two cards
a.add_cards(['6d', '6s'], None)
self.assertFalse(a.is_trips())
self.assertFalse(a.is_quads())
self.assertFalse(a.is_straight())
self.assertFalse(a.is_flush())
out2 = a.has_pairs()
self.assertTrue(out2.type == HandValue.HV_PAIR)
self.assertTrue(out2.primary == Card.CV_SIX)
#case 6: add cards, make sure outcome is the same
a.add_cards(['8d'], None)
self.assertFalse(a.is_trips())
self.assertFalse(a.is_quads())
self.assertFalse(a.is_straight())
self.assertFalse(a.is_flush())
out = a.has_pairs()
self.assertTrue(out.type == HandValue.HV_PAIR)
self.assertTrue(out.primary == Card.CV_SIX)
#case 7: improve the kicker, make sure hand improves
a.add_cards(['9d'], None)
self.assertFalse(a.is_trips())
self.assertFalse(a.is_quads())
self.assertFalse(a.is_straight())
self.assertFalse(a.is_flush())
out2 = a.has_pairs()
self.assertTrue(out2.type == HandValue.HV_PAIR)
self.assertTrue(out2.primary == Card.CV_SIX)
self.assertTrue(out2.tertiary > out.tertiary)
