added new tests for lcp_strategy_rational and enummixed_rational

Author: rahulsavani

tests/games.py

@@ -233,7 +233,28 @@ def bet(player, payoffs, pot):
     return g
 
 
+def kuhn_poker_lcp_first_mixed_strategy_prof():
+    """
+    Returns
+    -------
+    Data for the first extreme equilibrium in mixed stategies for Kuhn poker found by lcp_solve
+    """
+    alice = [0] * 27
+    alice[1] = "2/3"
+    alice[4] = "1/3"
+    bob = [0] * 64
+    bob[12] = "2/3"
+    bob[30] = "1/3"
+    return [alice, bob]
+
+
 def create_one_shot_trust_efg() -> gbt.Game:
+    """
+    Returns
+    -------
+    Game
+        One-shot trust game, after Kreps (1990)
+    """
     g = gbt.Game.new_tree(
         players=["Buyer", "Seller"], title="One-shot trust game, after Kreps (1990)"
     )

tests/test_nash.py

@@ -17,16 +17,6 @@
 TOL = 1e-13  # tolerance for floating point assertions
 
 
-def kuhn_poker_lcp_mixed_strategy_prof():
-    alice = [0] * 27
-    alice[1] = "2/3"
-    alice[4] = "1/3"
-    bob = [0] * 64
-    bob[12] = "2/3"
-    bob[30] = "1/3"
-    return [alice, bob]
-
-
 def test_enumpure_strategy():
     """Test calls of enumeration of pure strategies."""
     game = games.read_from_file("poker.efg")
@@ -264,7 +254,7 @@ def test_lcp_strategy_double():
         # Zero-sum games
         (games.create_1_card_poker_efg(), [[["1/3", "2/3", 0, 0], ["2/3", "1/3"]]], None),
         (games.create_myerson_2_card_poker_efg(), [[["1/3", "2/3", 0, 0], ["2/3", "1/3"]]], None),
-        (games.create_kuhn_poker_efg(), [kuhn_poker_lcp_mixed_strategy_prof()], 1),
+        (games.create_kuhn_poker_efg(), [games.kuhn_poker_lcp_first_mixed_strategy_prof()], 1),
         # Non-zero-sum games
         (games.create_one_shot_trust_efg(), [[[0, 1], ["1/2", "1/2"]]], 1,),
         (