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from __future__ import annotations
import os
import pre_commit.constants as C
from pre_commit import git
from pre_commit.clientlib import load_config
from pre_commit.commands.autoupdate import autoupdate
from pre_commit.commands.gc import gc
from pre_commit.commands.install_uninstall import install_hooks
from pre_commit.repository import all_hooks
from testing.fixtures import make_config_from_repo
from testing.fixtures import make_repo
from testing.fixtures import modify_config
from testing.fixtures import sample_local_config
from testing.fixtures import sample_meta_config
from testing.fixtures import write_config
from testing.util import git_commit
def _repo_count(store):
with store.connect() as db:
return db.execute('SELECT COUNT(1) FROM repos').fetchone()[0]
def _config_count(store):
with store.connect() as db:
return db.execute('SELECT COUNT(1) FROM configs').fetchone()[0]
def _remove_config_assert_cleared(store, cap_out):
os.remove(C.CONFIG_FILE)
assert not gc(store)
assert _config_count(store) == 0
assert _repo_count(store) == 0
assert cap_out.get().splitlines()[-1] == '1 repo(s) removed.'
def test_gc(tempdir_factory, store, in_git_dir, cap_out):
path = make_repo(tempdir_factory, 'script_hooks_repo')
old_rev = git.head_rev(path)
git_commit(cwd=path)
write_config('.', make_config_from_repo(path, rev=old_rev))
store.mark_config_used(C.CONFIG_FILE)
# update will clone both the old and new repo, making the old one gc-able
assert not install_hooks(C.CONFIG_FILE, store)
assert not autoupdate(C.CONFIG_FILE, freeze=False, tags_only=False)
assert not install_hooks(C.CONFIG_FILE, store)
assert _config_count(store) == 1
assert _repo_count(store) == 2
assert not gc(store)
assert _config_count(store) == 1
assert _repo_count(store) == 1
assert cap_out.get().splitlines()[-1] == '1 repo(s) removed.'
_remove_config_assert_cleared(store, cap_out)
def test_gc_repo_not_cloned(tempdir_factory, store, in_git_dir, cap_out):
path = make_repo(tempdir_factory, 'script_hooks_repo')
write_config('.', make_config_from_repo(path))
store.mark_config_used(C.CONFIG_FILE)
assert _config_count(store) == 1
assert _repo_count(store) == 0
assert not gc(store)
assert _config_count(store) == 1
assert _repo_count(store) == 0
assert cap_out.get().splitlines()[-1] == '0 repo(s) removed.'
def test_gc_meta_repo_does_not_crash(store, in_git_dir, cap_out):
write_config('.', sample_meta_config())
store.mark_config_used(C.CONFIG_FILE)
assert not gc(store)
assert cap_out.get().splitlines()[-1] == '0 repo(s) removed.'
def test_gc_local_repo_does_not_crash(store, in_git_dir, cap_out):
write_config('.', sample_local_config())
store.mark_config_used(C.CONFIG_FILE)
assert not gc(store)
assert cap_out.get().splitlines()[-1] == '0 repo(s) removed.'
def test_gc_unused_local_repo_with_env(store, in_git_dir, cap_out):
config = {
'repo': 'local',
'hooks': [{
'id': 'flake8', 'name': 'flake8', 'entry': 'flake8',
# a `language: python` local hook will create an environment
'types': ['python'], 'language': 'python',
}],
}
write_config('.', config)
store.mark_config_used(C.CONFIG_FILE)
# this causes the repositories to be created
all_hooks(load_config(C.CONFIG_FILE), store)
assert _config_count(store) == 1
assert _repo_count(store) == 1
assert not gc(store)
assert _config_count(store) == 1
assert _repo_count(store) == 1
assert cap_out.get().splitlines()[-1] == '0 repo(s) removed.'
_remove_config_assert_cleared(store, cap_out)
def test_gc_config_with_missing_hook(
tempdir_factory, store, in_git_dir, cap_out,
):
path = make_repo(tempdir_factory, 'script_hooks_repo')
write_config('.', make_config_from_repo(path))
store.mark_config_used(C.CONFIG_FILE)
# to trigger a clone
all_hooks(load_config(C.CONFIG_FILE), store)
with modify_config() as config:
# add a hook which does not exist, make sure we don't crash
config['repos'][0]['hooks'].append({'id': 'does-not-exist'})
assert _config_count(store) == 1
assert _repo_count(store) == 1
assert not gc(store)
assert _config_count(store) == 1
assert _repo_count(store) == 1
assert cap_out.get().splitlines()[-1] == '0 repo(s) removed.'
_remove_config_assert_cleared(store, cap_out)
def test_gc_deletes_invalid_configs(store, in_git_dir, cap_out):
config = {'i am': 'invalid'}
write_config('.', config)
store.mark_config_used(C.CONFIG_FILE)
assert _config_count(store) == 1
assert not gc(store)
assert _config_count(store) == 0
assert cap_out.get().splitlines()[-1] == '0 repo(s) removed.'
def test_invalid_manifest_gcd(tempdir_factory, store, in_git_dir, cap_out):
# clean up repos from old pre-commit versions
path = make_repo(tempdir_factory, 'script_hooks_repo')
write_config('.', make_config_from_repo(path))
store.mark_config_used(C.CONFIG_FILE)
# trigger a clone
install_hooks(C.CONFIG_FILE, store)
# we'll "break" the manifest to simulate an old version clone
with store.connect() as db:
path, = db.execute('SELECT path FROM repos').fetchone()
os.remove(os.path.join(path, C.MANIFEST_FILE))
assert _config_count(store) == 1
assert _repo_count(store) == 1
assert not gc(store)
assert _config_count(store) == 1
assert _repo_count(store) == 0
assert cap_out.get().splitlines()[-1] == '1 repo(s) removed.'
def test_gc_pre_1_14_roll_forward(store, cap_out):
with store.connect() as db: # simulate pre-1.14.0
db.executescript('DROP TABLE configs')
assert not gc(store)
assert cap_out.get() == '0 repo(s) removed.\n'
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