Add some test files for E30x.

test/normalizer_issue_files/E30.py

@@ -0,0 +1,193 @@
+#: E301+4
+class X:
+
+    def a():
+        pass
+    def b():
+        pass
+
+
+#: E301+5
+class X:
+
+    def a():
+        pass
+    # comment
+    def b():
+        pass
+
+
+#!python
+# -*- coding: utf-8 -*-
+def a():
+    pass
+
+
+#: E302+1:0
+"""Main module."""
+def _main():
+    pass
+
+
+#: E302+1:0
+foo = 1
+def get_sys_path():
+    return sys.path
+
+
+#: E302+3:0
+def a():
+    pass
+
+def b():
+    pass
+
+
+#: E302+5:0
+def a():
+    pass
+
+# comment
+
+def b():
+    pass
+
+
+#: E302+3:0
+def a():
+    pass
+
+async def b():
+    pass
+
+
+#: E303+3:0
+print
+
+
+
+#: E303+3:0 E303+4:0
+print
+
+
+
+
+print
+#: E303+3:0
+print
+
+
+
+# comment
+
+print
+
+
+#: E303+3 E303+6
+def a():
+    print
+
+
+    # comment
+
+
+    # another comment
+
+    print
+
+
+#: E304+1
+@decorator
+
+def function():
+    pass
+
+
+#: E303+3
+#!python
+
+
+
+"""This class docstring comes on line 5.
+It gives error E303: too many blank lines (3)
+"""
+
+
+#: E302+6
+def a():
+    print
+
+    # comment
+
+    # another comment
+a()
+
+
+#: E302+7
+def a():
+    print
+
+    # comment
+
+    # another comment
+
+try:
+    a()
+except Exception:
+    pass
+
+
+#: E302+4
+def a():
+    print
+
+# Two spaces before comments, too.
+if a():
+    a()
+
+
+#: E301+3:4
+def a():
+    x = 1
+    def b():
+        pass
+
+
+#: E301+3:4 E301+5:8
+def a():
+    x = 2
+    def b():
+        x = 1
+        def c():
+            pass
+
+
+#: E301+4 E301+6
+def a():
+    x = 1
+    class C:
+        pass
+    x = 2
+    def b():
+        pass
+
+
+#: E302+7
+# Example from https://github.com/PyCQA/pycodestyle/issues/400
+foo = 2
+
+
+def main():
+    blah, blah
+
+if __name__ == '__main__':
+    main()
+
+
+# Previously just E272+1:5 E272+4:5
+#: E302+3 E221:5 E221+3:5
+async  def x():
+    pass
+
+async  def x(y: int = 1):
+    pass