pangram: Add extra invalid pangram test case (exercism#331)

helenst · kytrinyx · commit 351906066c09 · 2016-04-09T09:57:47.000-06:00
diff --git a/exercises/pangram/pangram_test.py b/exercises/pangram/pangram_test.py
@@ -14,6 +14,10 @@ def test_valid_pangram(self):
         self.assertTrue(
             is_pangram('the quick brown fox jumps over the lazy dog'))
 
+    def test_invalid_pangram(self):
+        self.assertFalse(
+            is_pangram('the quick brown fish jumps over the lazy dog'))
+
     def test_missing_x(self):
         self.assertFalse(is_pangram('a quick movement of the enemy will '
                                     'jeopardize five gunboats'))
