Files
cibuildwheel/test/test_before_build.py
T

103 lines
3.3 KiB
Python

from __future__ import annotations
import subprocess
import textwrap
import pytest
from . import test_projects, utils
TYPE_CHECKING = False
if TYPE_CHECKING:
from pathlib import Path
# pyodide does not support building without isolation, need to check the base_prefix
SYS_PREFIX = f"sys.{'base_' if utils.get_platform() == 'pyodide' else ''}prefix"
project_with_before_build_asserts = test_projects.new_c_project(
setup_py_add=textwrap.dedent(
rf"""
import os
# assert that the Python version as written to pythonversion_bb.txt in the CIBW_BEFORE_BUILD step
# is the same one as is currently running.
with open('pythonversion_bb.txt') as f:
stored_version = f.read()
print('stored_version', stored_version)
print('sys.version', sys.version)
assert stored_version == sys.version
# check that the prefix also was written
with open('pythonprefix_bb.txt') as f:
stored_prefix = f.read()
print('stored_prefix', stored_prefix)
print('{SYS_PREFIX}', {SYS_PREFIX})
# Works around path-comparison bugs caused by short-paths on Windows e.g.
# vssadm~1 instead of vssadministrator
assert os.path.samefile(stored_prefix, {SYS_PREFIX})
"""
)
)
def test(tmp_path: Path) -> None:
project_dir = tmp_path / "project"
project_with_before_build_asserts.generate(project_dir)
before_build = (
"""python -c "import pathlib, sys; pathlib.Path('{project}/pythonversion_bb.txt').write_text(sys.version)" && """
f'''python -c "import pathlib, sys; pathlib.Path('{{project}}/pythonprefix_bb.txt').write_text({SYS_PREFIX})"'''
)
frontend = "build"
if utils.get_platform() != "pyodide":
before_build = f"python -m pip install setuptools && {before_build}"
frontend = f"{frontend};args: --no-isolation"
# build the wheels
actual_wheels = utils.cibuildwheel_run(
project_dir,
add_env={
# write python version information to a temporary file, this is
# checked in setup.py
"CIBW_BEFORE_BUILD": before_build,
"CIBW_BUILD_FRONTEND": frontend,
},
)
# also check that we got the right wheels
expected_wheels = utils.expected_wheels("spam", "0.1.0")
assert set(actual_wheels) == set(expected_wheels)
def test_failing_command(tmp_path: Path) -> None:
project_dir = tmp_path / "project"
test_projects.new_c_project().generate(project_dir)
with pytest.raises(subprocess.CalledProcessError):
utils.cibuildwheel_run(
project_dir,
add_env={
"CIBW_BEFORE_BUILD": "false",
"CIBW_BEFORE_BUILD_WINDOWS": "exit /b 1",
},
)
def test_cwd(tmp_path: Path) -> None:
project_dir = tmp_path / "project"
test_projects.new_c_project().generate(project_dir)
actual_wheels = utils.cibuildwheel_run(
project_dir,
add_env={
"CIBW_BEFORE_BUILD": f'''python -c "import os; assert os.getcwd() == {str(project_dir)!r}"''',
"CIBW_BEFORE_BUILD_LINUX": '''python -c "import os; assert os.getcwd() == '/project'"''',
},
single_python=True,
)
expected_wheels = utils.expected_wheels("spam", "0.1.0", single_python=True)
assert set(actual_wheels) == set(expected_wheels)