File size: 5,274 Bytes
03c4799 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 | import os.path
import sys
from unittest import mock
import pytest
import pre_commit.constants as C
from pre_commit.envcontext import envcontext
from pre_commit.languages import python
from pre_commit.prefix import Prefix
from pre_commit.util import make_executable
def test_read_pyvenv_cfg(tmpdir):
pyvenv_cfg = tmpdir.join('pyvenv.cfg')
pyvenv_cfg.write(
'# I am a comment\n'
'\n'
'foo = bar\n'
'version-info=123\n',
)
expected = {'foo': 'bar', 'version-info': '123'}
assert python._read_pyvenv_cfg(pyvenv_cfg) == expected
def test_norm_version_expanduser():
home = os.path.expanduser('~')
if os.name == 'nt': # pragma: nt cover
path = r'~\python343'
expected_path = fr'{home}\python343'
else: # pragma: nt no cover
path = '~/.pyenv/versions/3.4.3/bin/python'
expected_path = f'{home}/.pyenv/versions/3.4.3/bin/python'
result = python.norm_version(path)
assert result == expected_path
def test_norm_version_of_default_is_sys_executable():
assert python.norm_version('default') is None
@pytest.mark.parametrize('v', ('python3.6', 'python3', 'python'))
def test_sys_executable_matches(v):
with mock.patch.object(sys, 'version_info', (3, 6, 7)):
assert python._sys_executable_matches(v)
assert python.norm_version(v) is None
@pytest.mark.parametrize('v', ('notpython', 'python3.x'))
def test_sys_executable_matches_does_not_match(v):
with mock.patch.object(sys, 'version_info', (3, 6, 7)):
assert not python._sys_executable_matches(v)
@pytest.mark.parametrize(
('exe', 'realpath', 'expected'), (
('/usr/bin/python3', '/usr/bin/python3.7', 'python3'),
('/usr/bin/python', '/usr/bin/python3.7', 'python3.7'),
('/usr/bin/python', '/usr/bin/python', None),
('/usr/bin/python3.6m', '/usr/bin/python3.6m', 'python3.6m'),
('v/bin/python', 'v/bin/pypy', 'pypy'),
),
)
def test_find_by_sys_executable(exe, realpath, expected):
with mock.patch.object(sys, 'executable', exe):
with mock.patch.object(os.path, 'realpath', return_value=realpath):
with mock.patch.object(python, 'find_executable', lambda x: x):
assert python._find_by_sys_executable() == expected
@pytest.fixture
def python_dir(tmpdir):
with tmpdir.as_cwd():
prefix = tmpdir.join('prefix').ensure_dir()
prefix.join('setup.py').write('import setuptools; setuptools.setup()')
prefix = Prefix(str(prefix))
yield prefix, tmpdir
def test_healthy_default_creator(python_dir):
prefix, tmpdir = python_dir
python.install_environment(prefix, C.DEFAULT, ())
# should be healthy right after creation
assert python.healthy(prefix, C.DEFAULT) is True
# even if a `types.py` file exists, should still be healthy
tmpdir.join('types.py').ensure()
assert python.healthy(prefix, C.DEFAULT) is True
def test_healthy_venv_creator(python_dir):
# venv creator produces slightly different pyvenv.cfg
prefix, tmpdir = python_dir
with envcontext((('VIRTUALENV_CREATOR', 'venv'),)):
python.install_environment(prefix, C.DEFAULT, ())
assert python.healthy(prefix, C.DEFAULT) is True
def test_unhealthy_python_goes_missing(python_dir):
prefix, tmpdir = python_dir
python.install_environment(prefix, C.DEFAULT, ())
exe_name = 'python' if sys.platform != 'win32' else 'python.exe'
py_exe = prefix.path(python.bin_dir('py_env-default'), exe_name)
os.remove(py_exe)
assert python.healthy(prefix, C.DEFAULT) is False
def test_unhealthy_with_version_change(python_dir):
prefix, tmpdir = python_dir
python.install_environment(prefix, C.DEFAULT, ())
with open(prefix.path('py_env-default/pyvenv.cfg'), 'w') as f:
f.write('version_info = 1.2.3\n')
assert python.healthy(prefix, C.DEFAULT) is False
def test_unhealthy_system_version_changes(python_dir):
prefix, tmpdir = python_dir
python.install_environment(prefix, C.DEFAULT, ())
with open(prefix.path('py_env-default/pyvenv.cfg'), 'a') as f:
f.write('base-executable = /does/not/exist\n')
assert python.healthy(prefix, C.DEFAULT) is False
def test_unhealthy_old_virtualenv(python_dir):
prefix, tmpdir = python_dir
python.install_environment(prefix, C.DEFAULT, ())
# simulate "old" virtualenv by deleting this file
os.remove(prefix.path('py_env-default/pyvenv.cfg'))
assert python.healthy(prefix, C.DEFAULT) is False
def test_unhealthy_then_replaced(python_dir):
prefix, tmpdir = python_dir
python.install_environment(prefix, C.DEFAULT, ())
# simulate an exe which returns an old version
exe_name = 'python.exe' if sys.platform == 'win32' else 'python'
py_exe = prefix.path(python.bin_dir('py_env-default'), exe_name)
os.rename(py_exe, f'{py_exe}.tmp')
with open(py_exe, 'w') as f:
f.write('#!/usr/bin/env bash\necho 1.2.3\n')
make_executable(py_exe)
# should be unhealthy due to version mismatch
assert python.healthy(prefix, C.DEFAULT) is False
# now put the exe back and it should be healthy again
os.replace(f'{py_exe}.tmp', py_exe)
assert python.healthy(prefix, C.DEFAULT) is True
|