class TestBRD:
'''Test the methods of BRD'''
def setUp(self):
'''Setup a BRD instance'''
# 2x2 coordination game with action 1 risk-dominant
payoff_matrix = [[4, 0], [3, 2]]
self.N = 4 # 4 players
self.brd = BRD(payoff_matrix, self.N)
def test_set_init_action_dist_with_given_init_action_dist(self):
self.brd.set_init_action_dist([1, 3])
assert_array_equal(self.brd.current_action_dist, [1, 3])
def test_set_init_action_dist_when_init_action_dist_None(self):
self.brd.set_init_action_dist() # Action dist randomly chosen
ok_(all(self.brd.current_action_dist >= 0))
ok_(self.brd.current_action_dist.sum() == self.N)
def test_play(self):
self.brd.set_init_action_dist([2, 2])
self.brd.play(current_action=1) # Player playing 1 revises
ok_(
np.array_equal(self.brd.current_action_dist, [3, 1])
or np.array_equal(self.brd.current_action_dist, [2, 2]))
def test_simulate_rest_point(self):
assert_array_equal(
self.brd.simulate(ts_length=3, init_action_dist=[4, 0]),
[[4, 0], [4, 0], [4, 0]])
def test_simulate(self):
np.random.seed(22)
assert_array_equal(
self.brd.simulate(ts_length=3, init_action_dist=[2, 2]),
[[2, 2], [1, 3], [0, 4]])
class TestBRD:
"""Test the methods of BRD"""
def setUp(self):
"""Setup a BRD instance"""
# 2x2 coordination game with action 1 risk-dominant
payoff_matrix = [[4, 0], [3, 2]]
self.N = 4 # 4 players
self.brd = BRD(payoff_matrix, self.N)
def test_set_init_action_dist_with_given_init_action_dist(self):
self.brd.set_init_action_dist([1, 3])
assert_array_equal(self.brd.current_action_dist, [1, 3])
def test_set_init_action_dist_when_init_action_dist_None(self):
self.brd.set_init_action_dist() # Action dist randomly chosen
ok_(all(self.brd.current_action_dist >= 0))
ok_(self.brd.current_action_dist.sum() == self.N)
def test_play(self):
self.brd.set_init_action_dist([2, 2])
self.brd.play(current_action=1) # Player playing 1 revises
ok_(
np.array_equal(self.brd.current_action_dist, [3, 1]) or np.array_equal(self.brd.current_action_dist, [2, 2])
)
def test_simulate_rest_point(self):
assert_array_equal(self.brd.simulate(ts_length=3, init_action_dist=[4, 0]), [[4, 0], [4, 0], [4, 0]])
def test_simulate(self):
np.random.seed(22)
assert_array_equal(self.brd.simulate(ts_length=3, init_action_dist=[2, 2]), [[2, 2], [1, 3], [0, 4]])
def test_brd_invalid_input_nonsquare_payoff_matrix():
brd = BRD(payoff_matrix=np.zeros((2, 3)), N=5)
def setUp(self):
'''Setup a BRD instance'''
# 2x2 coordination game with action 1 risk-dominant
payoff_matrix = [[4, 0], [3, 2]]
self.N = 4 # 4 players
self.brd = BRD(payoff_matrix, self.N)
def setUp(self):
"""Setup a BRD instance"""
# 2x2 coordination game with action 1 risk-dominant
payoff_matrix = [[4, 0], [3, 2]]
self.N = 4 # 4 players
self.brd = BRD(payoff_matrix, self.N)
