def test_strategy(self):
"""
Test that initial strategy cooperates.
"""
P1 = axelrod.Inverse()
P2 = axelrod.Player()
P2.history = []
self.assertEqual(P1.strategy(P2), 'C')
def test_that_cooperate_if_opponent_has_not_defected(self):
"""
Test that as long as the opponent has not defected the player will cooperate.
"""
P1 = axelrod.Inverse()
P2 = axelrod.Player()
P2.history = ['C', 'C', 'C', 'C']
self.assertEqual(P1.strategy(P2), 'C')
P2.history.append('C')
self.assertEqual(P1.strategy(P2), 'C')
def test_when_opponent_som_Ds(self):
"""
Tests that if opponent has played all D then player chooses D
"""
random.seed(5)
P1 = axelrod.Inverse()
P2 = axelrod.Player()
self.responses_test([C] * 4, [C, D, C, D], [C], random_seed=5)
self.responses_test([C] * 6, [C, C, C, C, D, D], [C])
self.responses_test([C] * 9, [D] * 8 + [C], [D])
self.responses_test([C] * 9, [D] * 8 + [C], [D], random_seed=5)
def test_when_opponent_has_all_Ds(self):
"""
Tests that if opponent has played all D then player chooses D
"""
random.seed(5)
P1 = axelrod.Inverse()
P2 = axelrod.Player()
P2.history = ['D']
self.assertEqual(P1.strategy(P2), 'D')
P2.history = ['D', 'D']
self.assertEqual(P1.strategy(P2), 'D')
P2.history = ['D', 'D', 'D', 'D', 'D', 'D', 'D', 'D']
self.assertEqual(P1.strategy(P2), 'D')
def test_stochastic(self):
self.assertTrue(axelrod.Inverse().stochastic)
def test_representation(self):
P1 = axelrod.Inverse()
self.assertEqual(str(P1), 'Inverse')
