Improves docs and tests

README.md

@@ -27,6 +27,32 @@ So, we ignore `--aggressive` option from `eradicate`.
 |:----------:|:------------------------:|
 |    E800    | Found commented out code |
 
+## Output example
+
+```terminal
+» flake8 tests/fixtures/incorrect.py
+tests/fixtures/incorrect.py:1:1: E800: Found commented out code:
+--- before/tests/fixtures/incorrect.py
++++ after/tests/fixtures/incorrect.py
+@@ -1,16 +1,10 @@
+
+ class Some(object):
+-    # property_name = 1
+     other_property = 2
+
+
+-# def function_name():
+-#     return None
+
+
+-# class CommentedClass(object):
+ #     def __init__(self) -> None:
+-#         self.property = None
+
+ #     def __str__(self) -> str:
+-#         return self.__class__.__name__
+```
+
 ## License
 
 MIT.

tests/fixtures/incorrect.py

@@ -1,4 +1,23 @@
 
 class Some(object):
     # property_name = 1
+    # typed_property: int = 10
     other_property = 2
+
+
+# def function_name():
+#     return None
+
+
+# class CommentedClass(object):
+#     def __init__(self, prop: int) -> None:
+#         self.property = prop
+
+#     def __str__(self) -> str:
+#         return self.__class__.__name__
+
+#    def set_prop(self, prop: int):
+#        self.prop = prop
+
+#    def get_prop(self):
+#        return self.prop

tests/test_comments.py

@@ -27,3 +27,7 @@ def test_incorrect_fixture(absolute_path):
     stdout, _ = process.communicate()
 
     assert stdout.count(b'E800') == 1
+    assert b'-    # property_name = 1' in stdout
+    assert b'-    # typed_property: int = 10' in stdout
+    assert b'-# def function_name():' in stdout
+    assert b'-# class CommentedClass(object):' in stdout