Minor test changes for clarity

Author: Sylvain MARIE

pytest_cases/tests/fixtures/test_fixture_in_parametrize.py

@@ -20,9 +20,9 @@ def b(second_letter):
                                  fixture_ref(a),
                                  fixture_ref(b),
                                  'o'])
-@pytest.mark.parametrize('foo', ['foo'])
-def test_foo(arg, foo):
-    assert foo == 'foo'
+@pytest.mark.parametrize('bar', ['bar'])
+def test_foo(arg, bar):
+    assert bar == 'bar'
     assert arg in ['z',
                    'a',
                    'ba',
@@ -31,8 +31,8 @@ def test_foo(arg, foo):
 
 
 def test_synthesis(module_results_dct):
-    assert list(module_results_dct) == ['test_foo[test_foo_param__arg__0-z-foo]',
-                                        'test_foo[a-foo]',
-                                        'test_foo[b-a-foo]',
-                                        'test_foo[b-b_param__second_letter__1-o-foo]',
-                                        'test_foo[test_foo_param__arg__3-o-foo]']
+    assert list(module_results_dct) == ['test_foo[test_foo_param__arg__0-z-bar]',
+                                        'test_foo[a-bar]',
+                                        'test_foo[b-a-bar]',
+                                        'test_foo[b-b_param__second_letter__1-o-bar]',
+                                        'test_foo[test_foo_param__arg__3-o-bar]']

pytest_cases/tests/fixtures/test_fixtures_parametrize_stereo.py

@@ -15,7 +15,9 @@ def __init__(self):
         self.current_state = 0
 
     def assert_state_and_move(self, path, cfg_factory):
+        # path should be the second parameter, changin every two
         assert path == STEREO_PATHS[self.current_state % 2]
+        # types should be the first, changing every 4
         assert cfg_factory == CFG_TYPES[(self.current_state // 2)]
         self.current_state += 1
 

pytest_cases/tests/fixtures/test_fixtures_union_2hard.py

@@ -1,7 +1,10 @@
 from pytest_cases import param_fixture, fixture_union
 
+# basic parametrized fixtures
 a = param_fixture('a', ['x', 'y'])
 b = param_fixture('b', [1, 2])
+
+# union fixtures
 c = fixture_union('c', [a, b])
 d = fixture_union('d', [b, a])