Files
pre-commit-hooks/tests/trailing_whitespace_fixer_test.py
Anthony Sottile 00d5904b80 Fix pylint.
2014-06-01 16:08:31 -07:00

27 lines
824 B
Python

from plumbum import local
from pre_commit_hooks.trailing_whitespace_fixer import fix_trailing_whitespace
def test_fixes_trailing_whitespace(tmpdir):
with local.cwd(tmpdir.strpath):
for filename, contents in (
('foo.py', 'foo \nbar \n'),
('bar.py', 'bar\t\nbaz\t\n'),
):
with open(filename, 'w') as f:
f.write(contents) # pragma: no cover (python 2.6 coverage bug)
ret = fix_trailing_whitespace(['foo.py', 'bar.py'])
assert ret == 1
for filename, after_contents in (
('foo.py', 'foo\nbar\n'),
('bar.py', 'bar\nbaz\n'),
):
assert open(filename).read() == after_contents
def test_returns_zero_for_no_changes():
assert fix_trailing_whitespace([__file__]) == 0