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# Copyright (C) 2024 by the pusimp authors
#
# This file is part of pusimp for FEniCS.
#
# SPDX-License-Identifier: LGPL-3.0-or-later
"""Test DOLFIN patches."""
import typing
import pytest
import requests
from pusimp.utils import (
assert_package_import_errors_with_local_packages,
assert_package_import_errors_with_broken_non_optional_packages,
assert_package_import_success_with_allowed_local_packages,
assert_package_import_success_with_broken_optional_packages,
assert_package_import_success_without_local_packages
)
try:
response = requests.get("https://www.debian.org", timeout=5)
except requests.ConnectionError:
has_internet = False
else:
has_internet = True
UFL_LEGACY_WARNING = "legacy dolfin codes must now import ufl_legacy instead of ufl"
def pip_install_call(executable: str, dependency_pypi_name: str) -> str:
"""Command to be run to install a dependency with pip."""
return (
f"{executable} -m pip install --ignore-installed --break-system-packages {dependency_pypi_name}"
# debian does not ship numpy 2.0 yet, and a pip install-ed numpy 2.0 would break binary compatibility
+ " 'numpy<2.0'"
)
def pip_uninstall_call(executable: str, dependency_pypi_name: str, dependency_actual_path: str) -> str:
"""Command to be run to uninstall a dependency with pip."""
return f"{executable} -m pip uninstall --break-system-packages {dependency_pypi_name}"
def test_dolfin_import_success_without_local_packages() -> None:
"""Test that dolfin imports correctly without any extra local packages."""
assert_package_import_success_without_local_packages(
"dolfin", "/usr/lib/petsc/lib/python3/dist-packages/dolfin/__init__.py"
)
@pytest.mark.skipif(not has_internet, reason="Requires downloading from pypi.org")
@pytest.mark.parametrize("dependencies_import_name,dependencies_pypi_name,dependencies_extra_error_message", [
(["ufl_legacy"], ["fenics-ufl-legacy"], []),
(["ufl"], ["fenics-ufl"], [UFL_LEGACY_WARNING]),
(["FIAT", "ufl_legacy"], ["fenics-fiat", "fenics-ufl-legacy"], []),
(["ufl", "ufl_legacy"], ["fenics-ufl", "fenics-ufl-legacy"], [UFL_LEGACY_WARNING])
])
def test_dolfin_import_errors_with_local_packages(
dependencies_import_name: typing.List[str], dependencies_pypi_name: typing.List[str],
dependencies_extra_error_message: typing.List[str]
) -> None:
"""Test that dolfin fails to import with extra local packages."""
assert_package_import_errors_with_local_packages(
"dolfin", dependencies_import_name, dependencies_pypi_name, dependencies_extra_error_message,
pip_install_call, pip_uninstall_call
)
@pytest.mark.skipif(not has_internet, reason="Requires downloading from pypi.org")
@pytest.mark.parametrize("dependencies_import_name,dependencies_pypi_name", [
(["ufl_legacy"], ["fenics-ufl-legacy"]),
(["ufl"], ["fenics-ufl"])
])
def test_dolfin_import_success_with_allowed_local_packages(
dependencies_import_name: typing.List[str], dependencies_pypi_name: typing.List[str]
) -> None:
"""Test that dolfin imports correctly even with extra local packages when asked to allow user-site imports."""
assert_package_import_success_with_allowed_local_packages(
"dolfin", "/usr/lib/petsc/lib/python3/dist-packages/dolfin/__init__.py",
dependencies_import_name, dependencies_pypi_name, pip_install_call
)
@pytest.mark.parametrize("dependencies_import_name", [
["ufl_legacy"], # also breaks ffc/compiler.py (line 121)
["ffc"]
])
def test_dolfin_import_errors_with_broken_non_optional_packages(dependencies_import_name: typing.List[str]) -> None:
"""Test that dolfin fails to import when non-optional packages are broken."""
assert_package_import_errors_with_broken_non_optional_packages("dolfin", dependencies_import_name, [False])
@pytest.mark.parametrize("dependencies_import_name", [
["ufl"]
])
def test_dolfin_import_success_with_broken_optional_packages(dependencies_import_name: typing.List[str]) -> None:
"""Test that dolfin fails to import imports correctly when optional packages are broken."""
assert_package_import_success_with_broken_optional_packages(
"dolfin", "/usr/lib/petsc/lib/python3/dist-packages/dolfin/__init__.py", dependencies_import_name, [True]
)
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