import os
import pytest
import re
from . import run
from .cmake import CMake


def enumerate_unittests():
    regexp = re.compile(r"XX\((.*?)\)")
    # TODO: actually generate the `tests.inc` file with python
    curdir = os.path.dirname(os.path.realpath(__file__))
    with open(os.path.join(curdir, "unit/tests.inc"), "r") as testsfile:
        for line in testsfile:
            match = regexp.match(line)
            if match:
                yield match.group(1)


def pytest_generate_tests(metafunc):
    if "unittest" in metafunc.fixturenames:
        metafunc.parametrize("unittest", enumerate_unittests())


@pytest.fixture(scope="session")
def cmake(tmp_path_factory):
    cmake = CMake(tmp_path_factory)

    yield cmake.compile

    cmake.destroy()


def pytest_addoption(parser):
    parser.addoption(
        "--with_crashpad_wer",
        action="store_true",
        help="Enables tests for the crashpad WER module on Windows",
    )


def pytest_runtest_setup(item):
    if "with_crashpad_wer" in item.keywords and not item.config.getoption(
        "--with_crashpad_wer"
    ):
        pytest.skip("need --with_crashpad_wer to run this test")