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from __future__ import absolute_import

from __future__ import unicode_literals

import io

import logging

import os

import os.path

import mock

import pytest

import pre_commit.constants as C

from pre_commit import five

from pre_commit.prefixed_command_runner import PrefixedCommandRunner

from pre_commit.runner import Runner

from pre_commit.store import Store

from pre_commit.util import cmd_output

from pre_commit.util import cwd

from testing.fixtures import make_consuming_repo

@pytest.yield_fixture

def tmpdir_factory(tmpdir):

class TmpdirFactory(object):

def __init__(self):

self.tmpdir_count = 0

def get(self):

path = os.path.join(tmpdir.strpath, five.text(self.tmpdir_count))

self.tmpdir_count += 1

os.mkdir(path)

return path

yield TmpdirFactory()

@pytest.yield_fixture

def in_tmpdir(tmpdir_factory):

path = tmpdir_factory.get()

with cwd(path):

yield path

@pytest.yield_fixture

def in_merge_conflict(tmpdir_factory):

path = make_consuming_repo(tmpdir_factory, 'script_hooks_repo')

with cwd(path):

cmd_output('touch', 'dummy')

cmd_output('git', 'add', 'dummy')

cmd_output('git', 'add', C.CONFIG_FILE)

cmd_output('git', 'commit', '-m', 'Add config.')

conflict_path = tmpdir_factory.get()

cmd_output('git', 'clone', path, conflict_path)

with cwd(conflict_path):

cmd_output('git', 'checkout', 'origin/master', '-b', 'foo')

with io.open('conflict_file', 'w') as conflict_file:

conflict_file.write('herp\nderp\n')

cmd_output('git', 'add', 'conflict_file')

with io.open('foo_only_file', 'w') as foo_only_file:

foo_only_file.write('foo')

cmd_output('git', 'add', 'foo_only_file')

cmd_output('git', 'commit', '-m', 'conflict_file')

cmd_output('git', 'checkout', 'origin/master', '-b', 'bar')

with io.open('conflict_file', 'w') as conflict_file:

conflict_file.write('harp\nddrp\n')

cmd_output('git', 'add', 'conflict_file')

with io.open('bar_only_file', 'w') as bar_only_file:

bar_only_file.write('bar')

cmd_output('git', 'add', 'bar_only_file')

cmd_output('git', 'commit', '-m', 'conflict_file')

cmd_output('git', 'merge', 'foo', retcode=None)

yield os.path.join(conflict_path)

@pytest.yield_fixture(scope='session', autouse=True)

def dont_write_to_home_directory():

"""pre_commit.store.Store will by default write to the home directory

We'll mock out `Store.get_default_directory` to raise invariantly so we

don't construct a `Store` object that writes to our home directory.

"""

class YouForgotToExplicitlyChooseAStoreDirectory(AssertionError):

pass

with mock.patch.object(

Store,

'get_default_directory',

side_effect=YouForgotToExplicitlyChooseAStoreDirectory,

yield

@pytest.yield_fixture

def mock_out_store_directory(tmpdir_factory):

tmpdir = tmpdir_factory.get()

with mock.patch.object(

Store,

'get_default_directory',

return_value=tmpdir,

yield tmpdir

@pytest.yield_fixture

def store(tmpdir_factory):

yield Store(os.path.join(tmpdir_factory.get(), '.pre-commit'))

@pytest.yield_fixture

def cmd_runner(tmpdir_factory):

yield PrefixedCommandRunner(tmpdir_factory.get())

@pytest.yield_fixture

def runner_with_mocked_store(mock_out_store_directory):

yield Runner('/')

@pytest.yield_fixture

def log_info_mock():

with mock.patch.object(logging.getLogger('pre_commit'), 'info') as mck:

yield mck

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