pre-commit/tests/commands/hazmat_test.py
2025-11-22 13:53:53 -05:00

99 lines
2.6 KiB
Python

from __future__ import annotations
import sys
import pytest
from pre_commit.commands.hazmat import _cmd_filenames
from pre_commit.commands.hazmat import main
from testing.util import cwd
def test_cmd_filenames_no_dash_dash():
with pytest.raises(SystemExit) as excinfo:
_cmd_filenames(('no', 'dashdash', 'here'))
msg, = excinfo.value.args
assert msg == 'hazmat entry must end with `--`'
def test_cmd_filenames_no_filenames():
cmd, filenames = _cmd_filenames(('hello', 'world', '--'))
assert cmd == ('hello', 'world')
assert filenames == ()
def test_cmd_filenames_some_filenames():
cmd, filenames = _cmd_filenames(('hello', 'world', '--', 'f1', 'f2'))
assert cmd == ('hello', 'world')
assert filenames == ('f1', 'f2')
def test_cmd_filenames_multiple_dashdash():
cmd, filenames = _cmd_filenames(('hello', '--', 'arg', '--', 'f1', 'f2'))
assert cmd == ('hello', '--', 'arg')
assert filenames == ('f1', 'f2')
def test_cd_unexpected_filename():
with pytest.raises(SystemExit) as excinfo:
main(('cd', 'subdir', 'cmd', '--', 'subdir/1', 'not-subdir/2'))
msg, = excinfo.value.args
assert msg == "unexpected file without prefix='subdir/': not-subdir/2"
def _norm(out):
return out.replace('\r\n', '\n')
def test_cd(tmp_path, capfd):
subdir = tmp_path.joinpath('subdir')
subdir.mkdir()
subdir.joinpath('a').write_text('a')
subdir.joinpath('b').write_text('b')
with cwd(tmp_path):
ret = main((
'cd', 'subdir',
sys.executable, '-c',
'import os; print(os.getcwd());'
'import sys; [print(open(f).read()) for f in sys.argv[1:]]',
'--',
'subdir/a', 'subdir/b',
))
assert ret == 0
out, err = capfd.readouterr()
assert _norm(out) == f'{subdir}\na\nb\n'
assert err == ''
def test_ignore_exit_code(capfd):
ret = main((
'ignore-exit-code', sys.executable, '-c', 'raise SystemExit("bye")',
))
assert ret == 0
out, err = capfd.readouterr()
assert out == ''
assert _norm(err) == 'bye\n'
def test_n1(capfd):
ret = main((
'n1', sys.executable, '-c', 'import sys; print(sys.argv[1:])',
'--',
'foo', 'bar', 'baz',
))
assert ret == 0
out, err = capfd.readouterr()
assert _norm(out) == "['foo']\n['bar']\n['baz']\n"
assert err == ''
def test_n1_some_error_code():
ret = main((
'n1', sys.executable, '-c',
'import sys; raise SystemExit(sys.argv[1] == "error")',
'--',
'ok', 'error', 'ok',
))
assert ret == 1