def test_ns_make_7_of_everything(self):
"""
NS make 13 tricks in everything.
S AKQJ
H AKQJ
D T98
C T9
S 76 5432
H 876 5432
D 7654 32
C 8765 432
S T98
H T9
D AKQJ
C AKQJ
"""
nesw = [
"AKQJ.AKQJ.T98.T9",
"5432.5432.32.432",
"T98.T9.AKQJ.AKQJ",
"76.876.7654.8765"
]
hands = nesw_to_dds_format(nesw)
dds_table = self.dds.calc_dd_table(hands)
for denomination in ['C', 'D', 'H', 'S', 'N']:
for declarer in ['N', 'S']:
self.assertEqual(13, dds_table[denomination][declarer],
"NS can take 13 tricks in any denomination.")
for declarer in ['E', 'W']:
self.assertEqual(0, dds_table[denomination][declarer],
"EW can take 0 tricks in any denomination.")
# Now test the same deal, but rotated 90 degrees clockwise
nesw = rotate_nesw_to_eswn(nesw)
hands = nesw_to_dds_format(nesw)
dds_table = self.dds.calc_dd_table(hands)
for denomination in ['C', 'D', 'H', 'S', 'N']:
for declarer in ['N', 'S']:
self.assertEqual(0, dds_table[denomination][declarer],
"NS can take 0 tricks in any denomination.")
for declarer in ['E', 'W']:
self.assertEqual(13, dds_table[denomination][declarer],
"EW can take 13 tricks in any denomination.")
def test_one_sample_deal(self):
"""
S AQ85
H AK976
D 5
C J87
S K643 JT
H T8 QJ5432
D AK742 Q9
C T5 KQ9
S 972
H
D JT863
C A6432
"""
nesw = [
"AQ85.AK976.5.J87", "JT.QJ5432.Q9.KQ9", "972..JT863.A6432",
"K643.T8.AK742.T5"
]
hands = nesw_to_dds_format(nesw)
dds_table = self.dds.calc_dd_table(hands)
self.assertEqual(8, dds_table['C']['S'],
'South can take 8 tricks with clubs as trump')
self.assertEqual(6, dds_table['N']['E'],
'East can take 6 tricks at notrump')
def skip_test_one_trick_deal(self):
"""
This test fails. Presumably we have not yet implemented deals of
fewer than 52 cards.
S A
H
D
C
S
H A
D
C A
S
H
D A
C
"""
nesw = ["A...", ".A..", "..A.", "...A"]
hands = nesw_to_dds_format(nesw)
dds_table = self.dds.calc_dd_table(hands)
self.assertEqual(0, dds_table['S']['N'],
'South can take no tricks at notrump')
self.assertEqual(1, dds_table['S']['N'],
'South can take one tricks at diamonds')
def test_everyone_makes_3n(self):
"""
Unusual deal!
See: https://bridge.thomasoandrews.com/deals/everybody/
S QT9
H A8765432
D KJ
C -
S - KJ
H KJ -
D QT9 A8765432
C A8765432 QT9
S A8765432
H QT9
D -
C KJ
"""
nesw = [
"QT9.A8765432.KJ.", "KJ..A8765432.QT9", "A8765432.QT9..KJ",
".KJ.QT9.A8765432"
]
hands = nesw_to_dds_format(nesw)
dds_table = self.dds.calc_dd_table(hands)
for declarer in ['N', 'E', 'S', 'W']:
self.assertEqual(9, dds_table['N'][declarer],
"Every declarer can take 9 tricks at NT.")
def test_parallel_CalcDDTable(self):
"""
Tests parallel access to dds.calc_dd_table.
Cards are from libdds/hands/list100.txt
PBN 0 0 4 2 "N:T742.QT6.AJ7.Q64 AQ83.A54.KQ9.T82 K65.J873.653.A97 J9.K92.T842.KJ53"
FUT 10 3 2 2 1 1 1 3 3 0 0 14 3 6 3 8 11 7 9 6 13 0 0 32 0 128 0 0 0 32 0 5 5 5 5 5 5 5 5 4 4
TABLE 5 8 5 8 6 7 6 7 4 8 4 8 4 8 4 8 5 8 5 8
"""
nesw = [
"T742.QT6.AJ7.Q64", "AQ83.A54.KQ9.T82", "K65.J873.653.A97",
"J9.K92.T842.KJ53"
]
result = dict(S=dict(N=5, E=8, S=5, W=8),
H=dict(N=6, E=7, S=6, W=7),
D=dict(N=4, E=8, S=4, W=8),
C=dict(N=4, E=8, S=4, W=8),
N=dict(N=5, E=8, S=5, W=8))
deal = nesw_to_dds_format(nesw)
def test_fn(self, deal):
for i in range(2):
yield self.dds.calc_dd_table(deal)
solutions = run_in_threads(2, test_fn, args=(self, deal))
check_dd_table_results(self, solutions, result)
