Uncomment some test asserts + Fix

.flake8

@@ -2,7 +2,7 @@
 # Keep in sync with setup.cfg which is used for source packages.
 
 [flake8]
-ignore = E203, E302, E501
+ignore = E203, E302, E501, E999
 max-line-length = 88
 max-complexity = 12
 select = B,C,E,F,W,B9

.travis.yml

@@ -15,7 +15,7 @@ matrix:
 
 install:
   - pip install --upgrade pip setuptools coverage black
-  - pip install .
+  - pip install -e .
 
 script:
   - coverage run tests/test_bugbear.py

setup.cfg

@@ -4,8 +4,8 @@ python-tag = py36.py37.py38
 [flake8]
 # Keep in sync with .flake8. This copy here is needed for source packages
 # to be able to pass tests without failing selfclean check.
-ignore = E302, E501
-max-line-length = 80
+ignore = E203, E302, E501, E999
+max-line-length = 88
 max-complexity = 12
 select = B,C,E,F,W,B9
 

tests/test_bugbear.py

@@ -217,7 +217,7 @@ def test_selfclean_bugbear(self):
         )
         self.assertEqual(proc.returncode, 0, proc.stdout.decode("utf8"))
         self.assertEqual(proc.stdout, b"")
-        # self.assertEqual(proc.stderr, b"")
+        self.assertEqual(proc.stderr, b"")
 
     def test_selfclean_test_bugbear(self):
         filename = Path(__file__).absolute()
@@ -229,7 +229,7 @@ def test_selfclean_test_bugbear(self):
         )
         self.assertEqual(proc.returncode, 0, proc.stdout.decode("utf8"))
         self.assertEqual(proc.stdout, b"")
-        # self.assertEqual(proc.stderr, b'')
+        self.assertEqual(proc.stderr, b"")
 
 
 if __name__ == "__main__":