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import os.path
import tarfile
from unittest import mock
import pytest
import pre_commit.constants as C
from pre_commit import parse_shebang
from pre_commit.languages import ruby
from pre_commit.prefix import Prefix
from pre_commit.util import cmd_output
from pre_commit.util import resource_bytesio
from testing.util import xfailif_windows
ACTUAL_GET_DEFAULT_VERSION = ruby.get_default_version.__wrapped__
@pytest.fixture
def find_exe_mck():
with mock.patch.object(parse_shebang, 'find_executable') as mck:
yield mck
def test_uses_default_version_when_not_available(find_exe_mck):
find_exe_mck.return_value = None
assert ACTUAL_GET_DEFAULT_VERSION() == C.DEFAULT
def test_uses_system_if_both_gem_and_ruby_are_available(find_exe_mck):
find_exe_mck.return_value = '/path/to/exe'
assert ACTUAL_GET_DEFAULT_VERSION() == 'system'
@pytest.fixture
def fake_gem_prefix(tmpdir):
gemspec = '''\
Gem::Specification.new do |s|
s.name = 'pre_commit_dummy_package'
s.version = '0.0.0'
s.summary = 'dummy gem for pre-commit hooks'
s.authors = ['Anthony Sottile']
end
'''
tmpdir.join('dummy_gem.gemspec').write(gemspec)
yield Prefix(tmpdir)
@xfailif_windows # pragma: win32 no cover
def test_install_ruby_system(fake_gem_prefix):
ruby.install_environment(fake_gem_prefix, 'system', ())
# Should be able to activate and use rbenv install
with ruby.in_env(fake_gem_prefix, 'system'):
_, out, _ = cmd_output('gem', 'list')
assert 'pre_commit_dummy_package' in out
@xfailif_windows # pragma: win32 no cover
def test_install_ruby_default(fake_gem_prefix):
ruby.install_environment(fake_gem_prefix, C.DEFAULT, ())
# Should have created rbenv directory
assert os.path.exists(fake_gem_prefix.path('rbenv-default'))
# Should be able to activate using our script and access rbenv
with ruby.in_env(fake_gem_prefix, 'default'):
cmd_output('rbenv', '--help')
@xfailif_windows # pragma: win32 no cover
def test_install_ruby_with_version(fake_gem_prefix):
ruby.install_environment(fake_gem_prefix, '2.7.2', ())
# Should be able to activate and use rbenv install
with ruby.in_env(fake_gem_prefix, '2.7.2'):
cmd_output('rbenv', 'install', '--help')
@pytest.mark.parametrize(
'filename',
('rbenv.tar.gz', 'ruby-build.tar.gz', 'ruby-download.tar.gz'),
)
def test_archive_root_stat(filename):
with resource_bytesio(filename) as f:
with tarfile.open(fileobj=f) as tarf:
root, _, _ = filename.partition('.')
assert oct(tarf.getmember(root).mode) == '0o755'
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