def testEquilibriumSelectionPD(self):
a_pd = BimatrixTwoStrategyGame(
-1.0, -1.0, -4.0, 0.0, 0.0, -4.0, -3.0, -3.0)
# equilibrium is unique
self.assertEqual(len(a_pd.find_nash()), 1)
# D,D
self.assertTrue(a_pd.find_unique_equilibrium() == (0.0, 0.0))
# no risk dominant
try:
a_pd.find_risk_dominant_equilibrium(atol=10e-3)
except NoEquilibriumSelected:
self.assertTrue(True)
else:
self.assertTrue(False)
def testRiskDominanceOffDiagonal(self):
test_game = BimatrixTwoStrategyGame(6.0,6.0,4.9,7.0,6.1,4.0,3.0,3.0)
self.assertEqual(test_game.find_risk_dominant_equilibrium(), (1.0, 0.0))
