Improve tests of card-games exercise

pranasziaukas · BethanyG · commit 6b8d98e5867c · 2021-09-23T08:44:29.000-07:00
diff --git a/exercises/concept/card-games/.meta/exemplar.py b/exercises/concept/card-games/.meta/exemplar.py
@@ -52,7 +52,14 @@ def approx_average_is_average(hand):
     :return: bool - is approximate average the same as true average?
     """
 
-    return card_average([hand[0], hand[-1]]) == card_average(hand)
+    real_average = card_average(hand)
+    if card_average([hand[0], hand[-1]]) == real_average:
+        is_same = True
+    elif hand[len(hand) // 2] == real_average:
+        is_same = True
+    else:
+        is_same = False
+    return is_same
 
 
 def average_even_is_average_odd(hand):
diff --git a/exercises/concept/card-games/lists_test.py b/exercises/concept/card-games/lists_test.py
@@ -60,9 +60,9 @@ def test_empty(self):
         want = []
 
         self.assertEqual(concatenate_rounds(rounds_1, rounds_2),
-            want,
-            msg=f'Expected {want} but got an incorrect result.'
-            )
+                         want,
+                         msg=f'Expected {want} but got an incorrect result.'
+                         )
 
     @pytest.mark.task(taskno=2)
     def test_other(self):
@@ -209,6 +209,18 @@ def test_instructions_example_3(self):
             msg=f'Expected {want} but got an incorrect result: {got!r}'
         )
 
+    @pytest.mark.task(taskno=5)
+    def test_median_true(self):
+        hand = [1, 2, 4, 5, 8]
+        want = True
+        got = approx_average_is_average(hand)
+
+        self.assertEqual(
+            want,
+            got,
+            msg=f'Expected {want} but got an incorrect result: {got!r}'
+        )
+
     @pytest.mark.task(taskno=5)
     def test_other_true(self):
         hand = [2, 3, 4]
