Adding coverage to frequency analyzer

Author: moderouin

axelrod/tests/strategies/test_frequency_analyzer.py

@@ -44,6 +44,12 @@ def test_strategy_cooperator(self):
         self.versus_test(
             axl.MockPlayer(opponent_actions), expected_actions=expected, seed=4
         )
+        # Test games after dataset generation phase (> 30 turns)
+        opponent_actions = [C] * 50
+        expected = [(C, C)] * 50
+        self.versus_test(
+            axl.MockPlayer(opponent_actions), expected_actions=expected, seed=4
+        )
 
     def test_strategy_random(self):
         # Test of 50 turns against random strategy