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yadm/test/test_unit_upgrade.py
2019-11-07 07:48:42 -06:00

120 lines
3.9 KiB
Python

"""Unit tests: upgrade"""
import pytest
LEGACY_PATHS = [
'config',
'encrypt',
'files.gpg',
'bootstrap',
'hooks/pre_command',
'hooks/post_command',
]
# used:
# YADM_COMPATIBILITY
# YADM_DIR
# YADM_LEGACY_DIR
# GIT_PROGRAM
@pytest.mark.parametrize('condition', ['compat', 'equal', 'existing_repo'])
def test_upgrade_errors(tmpdir, runner, yadm, condition):
"""Test upgrade() error conditions"""
compatibility = 'YADM_COMPATIBILITY=1' if condition == 'compat' else ''
home = tmpdir.mkdir('home')
yadm_dir = home.join('.config/yadm')
legacy_dir = home.join('.yadm')
if condition == 'equal':
legacy_dir = yadm_dir
if condition == 'existing_repo':
yadm_dir.ensure_dir('repo.git')
legacy_dir.ensure_dir('repo.git')
script = f"""
YADM_TEST=1 source {yadm}
{compatibility}
YADM_DIR="{yadm_dir}"
YADM_REPO="{yadm_dir}/repo.git"
YADM_LEGACY_DIR="{legacy_dir}"
upgrade
"""
run = runner(command=['bash'], inp=script)
assert run.failure
assert run.err == ''
assert 'Unable to upgrade' in run.out
if condition == 'compat':
assert 'YADM_COMPATIBILITY' in run.out
if condition == 'equal':
assert 'has been resolved as' in run.out
if condition == 'existing_repo':
assert 'already exists' in run.out
@pytest.mark.parametrize(
'condition', ['no-paths', 'untracked', 'tracked', 'submodules'])
def test_upgrade(tmpdir, runner, yadm, condition):
"""Test upgrade()
When testing the condition of git-tracked data, "echo" will be used as a
mock for git. echo will return true, simulating a positive result from "git
ls-files". Also echo will report the parameters for "git mv".
"""
home = tmpdir.mkdir('home')
yadm_dir = home.join('.config/yadm')
legacy_dir = home.join('.yadm')
if condition != 'no-paths':
legacy_dir.join('repo.git/config').write('test-repo', ensure=True)
for lpath in LEGACY_PATHS:
legacy_dir.join(lpath).write(lpath, ensure=True)
mock_git = ""
if condition in ['tracked', 'submodules']:
mock_git = f'''
function git() {{
echo "$@"
if [[ "$*" == *.gitmodules* ]]; then
return { '0' if condition == 'submodules' else '1' }
fi
return 0
}}
'''
script = f"""
YADM_TEST=1 source {yadm}
YADM_DIR="{yadm_dir}"
YADM_REPO="{yadm_dir}/repo.git"
YADM_LEGACY_DIR="{legacy_dir}"
GIT_PROGRAM="git"
{mock_git}
function cd {{ echo "$@";}}
upgrade
"""
run = runner(command=['bash'], inp=script)
assert run.success
assert run.err == ''
if condition == 'no-paths':
assert 'Upgrade is not necessary' in run.out
else:
for lpath in LEGACY_PATHS + ['repo.git']:
expected = (
f'Moving {legacy_dir.join(lpath)} '
f'to {yadm_dir.join(lpath)}')
assert expected in run.out
if condition == 'untracked':
assert 'test-repo' in yadm_dir.join('repo.git/config').read()
for lpath in LEGACY_PATHS:
assert lpath in yadm_dir.join(lpath).read()
elif condition in ['tracked', 'submodules']:
for lpath in LEGACY_PATHS:
expected = (
f'mv {legacy_dir.join(lpath)} '
f'{yadm_dir.join(lpath)}')
assert expected in run.out
assert 'files tracked by yadm have been renamed' in run.out
if condition == 'submodules':
assert 'submodule deinit -f .' in run.out
assert 'submodule update --init --recursive' in run.out
else:
assert 'submodule deinit -f .' not in run.out
assert 'submodule update --init --recursive' not in run.out