Fix pytest warning in integration tests

Also using -rw as an additional option to pytest will always print warnings
for us

Author: sigmavirus24

src/tests/test_integration.py

@@ -21,7 +21,7 @@
 __all__ = ()
 
 
-class TestEnv(object):
+class FakeTestEnv(object):
     """An isolated environment where pydocstyle can be run.
 
     Since running pydocstyle as a script is affected by local config files,
@@ -109,7 +109,7 @@ def install_package(request):
 
 @pytest.yield_fixture(scope="function", params=('pydocstyle', 'pep257'))
 def env(request):
-    with TestEnv(request.param) as test_env:
+    with FakeTestEnv(request.param) as test_env:
         yield test_env
 
 pytestmark = pytest.mark.usefixtures("install_package")
@@ -854,7 +854,7 @@ def foo():
 
 
 def test_pep257_entry_point():
-    with TestEnv('pep257') as env:
+    with FakeTestEnv('pep257') as env:
         _, err, code = env.invoke()
         assert code == 0
         assert 'Deprecation Warning' in err, err

tox.ini

@@ -23,6 +23,7 @@ commands=sphinx-build -b html . _build
 pep8ignore =
     test.py E701 E704
 norecursedirs = docs .tox
+addopts = -rw
 
 [pep257]
 inherit = false