Merge pull request #6 from evaline-ju/better-errors

🧑‍💻 Add better assertion messages

aconfig/aconfig.py

@@ -213,10 +213,10 @@ def _verify_config_location(config_location):
         config_location = os.path.normpath(config_location)
 
         assert (config_location.endswith('.yml') or config_location.endswith('.yaml')), \
-            'Must send in a .yaml or .yaml file'
+            'Must send in a .yaml or .yaml file, you sent in: <{0}>'.format(config_location)
 
         assert os.path.exists(config_location), \
-            'config_location does not exist or cannot be found!'
+            'config_location <{0}> does not exist or cannot be found!'.format(config_location)
 
         # finally found it's valid
         return config_location

test/test_config.py

@@ -48,6 +48,7 @@ def test__verify_config_location_fail(self):
             bad_config2 = aconfig.Config._verify_config_location(fixtures.BAD_CONFIG_LOCATION)
         raised_exception2 = ex2.exception
         self.assertIsInstance(raised_exception2, AssertionError)
+        self.assertIn(fixtures.BAD_CONFIG_LOCATION, str(ex2.exception))
         # make sure bad_config2 was NOT initialized
         self.assertEqual(getattr(locals(), 'bad_config2', None), None)
 
@@ -56,6 +57,7 @@ def test__verify_config_location_fail(self):
             bad_config3 = aconfig.Config._verify_config_location(fixtures.NOT_YAML_CONFIG_LOCATION)
         raised_exception3 = ex3.exception
         self.assertIsInstance(raised_exception3, AssertionError)
+        self.assertIn(fixtures.NOT_YAML_CONFIG_LOCATION, str(ex3.exception))
         # make sure bad_config3 was NOT initialized
         self.assertEqual(getattr(locals(), 'bad_config3', None), None)