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git_test.py
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177 lines (127 loc) · 5.1 KB
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# -*- coding: utf-8 -*-
from __future__ import absolute_import
from __future__ import unicode_literals
import os.path
import pytest
from pre_commit import git
from pre_commit.error_handler import FatalError
from pre_commit.util import cmd_output
from testing.fixtures import git_dir
from testing.util import cwd
def test_get_root_at_root(tempdir_factory):
path = git_dir(tempdir_factory)
with cwd(path):
assert os.path.normcase(git.get_root()) == os.path.normcase(path)
def test_get_root_deeper(tempdir_factory):
path = git_dir(tempdir_factory)
foo_path = os.path.join(path, 'foo')
os.mkdir(foo_path)
with cwd(foo_path):
assert os.path.normcase(git.get_root()) == os.path.normcase(path)
def test_get_root_not_git_dir(tempdir_factory):
with cwd(tempdir_factory.get()):
with pytest.raises(FatalError):
git.get_root()
def test_get_staged_files_deleted(tempdir_factory):
path = git_dir(tempdir_factory)
with cwd(path):
open('test', 'a').close()
cmd_output('git', 'add', 'test')
cmd_output('git', 'commit', '-m', 'foo', '--allow-empty')
cmd_output('git', 'rm', '--cached', 'test')
assert git.get_staged_files() == []
def test_is_not_in_merge_conflict(tempdir_factory):
path = git_dir(tempdir_factory)
with cwd(path):
assert git.is_in_merge_conflict() is False
def test_is_in_merge_conflict(in_merge_conflict):
assert git.is_in_merge_conflict() is True
def test_is_in_merge_conflict_submodule(in_conflicting_submodule):
assert git.is_in_merge_conflict() is True
def test_cherry_pick_conflict(in_merge_conflict):
cmd_output('git', 'merge', '--abort')
foo_ref = cmd_output('git', 'rev-parse', 'foo')[1].strip()
cmd_output('git', 'cherry-pick', foo_ref, retcode=None)
assert git.is_in_merge_conflict() is False
def resolve_conflict():
with open('conflict_file', 'w') as conflicted_file:
conflicted_file.write('herp\nderp\n')
cmd_output('git', 'add', 'conflict_file')
def test_get_conflicted_files(in_merge_conflict):
resolve_conflict()
with open('other_file', 'w') as other_file:
other_file.write('oh hai')
cmd_output('git', 'add', 'other_file')
ret = set(git.get_conflicted_files())
assert ret == {'conflict_file', 'other_file'}
def test_get_conflicted_files_in_submodule(in_conflicting_submodule):
resolve_conflict()
assert set(git.get_conflicted_files()) == {'conflict_file'}
def test_get_conflicted_files_unstaged_files(in_merge_conflict):
"""This case no longer occurs, but it is a useful test nonetheless"""
resolve_conflict()
# Make unstaged file.
with open('bar_only_file', 'w') as bar_only_file:
bar_only_file.write('new contents!\n')
ret = set(git.get_conflicted_files())
assert ret == {'conflict_file'}
MERGE_MSG = b"Merge branch 'foo' into bar\n\nConflicts:\n\tconflict_file\n"
OTHER_MERGE_MSG = MERGE_MSG + b'\tother_conflict_file\n'
@pytest.mark.parametrize(
('input', 'expected_output'),
(
(MERGE_MSG, ['conflict_file']),
(OTHER_MERGE_MSG, ['conflict_file', 'other_conflict_file']),
),
)
def test_parse_merge_msg_for_conflicts(input, expected_output):
ret = git.parse_merge_msg_for_conflicts(input)
assert ret == expected_output
def test_get_changed_files(in_tmpdir):
cmd_output('git', 'init', '.')
cmd_output('git', 'commit', '--allow-empty', '-m', 'initial commit')
open('a.txt', 'a').close()
open('b.txt', 'a').close()
cmd_output('git', 'add', '.')
cmd_output('git', 'commit', '-m', 'add some files')
files = git.get_changed_files('HEAD', 'HEAD^')
assert files == ['a.txt', 'b.txt']
# files changed in source but not in origin should not be returned
files = git.get_changed_files('HEAD^', 'HEAD')
assert files == []
@pytest.mark.parametrize(
('s', 'expected'),
(
('foo\0bar\0', ['foo', 'bar']),
('foo\0', ['foo']),
('', []),
('foo', ['foo']),
),
)
def test_zsplit(s, expected):
assert git.zsplit(s) == expected
@pytest.fixture
def non_ascii_repo(tmpdir):
repo = tmpdir.join('repo').ensure_dir()
with repo.as_cwd():
cmd_output('git', 'init', '.')
cmd_output('git', 'commit', '--allow-empty', '-m', 'initial commit')
repo.join('интервью').ensure()
cmd_output('git', 'add', '.')
cmd_output('git', 'commit', '--allow-empty', '-m', 'initial commit')
yield repo
def test_all_files_non_ascii(non_ascii_repo):
ret = git.get_all_files()
assert ret == ['интервью']
def test_staged_files_non_ascii(non_ascii_repo):
non_ascii_repo.join('интервью').write('hi')
cmd_output('git', 'add', '.')
assert git.get_staged_files() == ['интервью']
def test_changed_files_non_ascii(non_ascii_repo):
ret = git.get_changed_files('HEAD', 'HEAD^')
assert ret == ['интервью']
def test_get_conflicted_files_non_ascii(in_merge_conflict):
open('интервью', 'a').close()
cmd_output('git', 'add', '.')
ret = git.get_conflicted_files()
assert ret == {'conflict_file', 'интервью'}