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import importlib.util
from pathlib import Path
from unittest import mock
import pytest
pytest.skip('This test only works in a source distribution', allow_module_level=True)
setuptools = pytest.importorskip("setuptools")
def _load_setup_module():
"""Load setup.py without triggering a real setuptools.setup call."""
setup_path = Path(__file__).resolve().parents[1] / "setup.py"
spec = importlib.util.spec_from_file_location("healpy_setup_test", setup_path)
module = importlib.util.module_from_spec(spec)
with mock.patch("setuptools.setup"):
spec.loader.exec_module(module)
return module
def test_build_external_clib_missing_library(monkeypatch, tmp_path_factory):
setup_mod = _load_setup_module()
# Instantiate the command with writable build directories.
dist = setuptools.dist.Distribution()
cmd = setup_mod.build_external_clib(dist)
cmd.build_temp = str(tmp_path_factory.mktemp("build_temp"))
cmd.build_clib = str(tmp_path_factory.mktemp("build_clib"))
def fake_check_output(cmd_args, env=None):
cmd_list = list(cmd_args)
if cmd_list[:2] == ["pkg-config", "--version"]:
return b"1.8.0"
raise setup_mod.CalledProcessError(1, cmd_args)
monkeypatch.setattr(setup_mod, "check_output", fake_check_output)
with pytest.raises(setup_mod.ExecError) as excinfo:
cmd.build_library(
"fake_lib",
pkg_config_name="fake_lib",
local_source=None,
)
assert str(excinfo.value) == "library 'fake_lib' is not installed"
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