def test_expected_arg_attrs():
"""With an empty list we should always get args with the specified attributes."""
args = cli.cli_args([])
expected_args = [
"exclude",
"mode",
"nlocations",
"output",
"rseed",
"src",
"testcmds",
"debug",
"nocov",
]
for e in expected_args:
assert hasattr(args, e)
def test_search_file_order_bad_key_mutatest_ini(tmp_path, section, monkeypatch):
"""Ensuring the search hierarchy works, if the mutatest.ini is configured without the
required [mutatest] key, the setup.cfg is searched next for each key type.
"""
f1 = "[mypy]\nmval=123"
f2 = f"[isort]\nival=456\n\n[{section}]\nmode=sd"
write_order = ["mutatest.ini", "setup.cfg"]
for fp, contents in zip(write_order, [f1, f2]):
with open(tmp_path / fp, "w") as fstream:
fstream.write(contents)
monkeypatch.chdir(tmp_path)
result = cli.cli_args([])
assert result.mode == "sd"
def test_read_setup_cfg_missing_mutatest_ini(tmp_path, section, monkeypatch):
"""Setup.cfg will support both [mutatest] and [tool:mutatest] sections."""
ini_contents = dedent(f"""\
[{section}]
whitelist = nc su ix""")
expected = ["nc", "su", "ix"]
with open(tmp_path / "setup.cfg", "w") as fstream:
fstream.write(ini_contents)
monkeypatch.chdir(tmp_path)
result = cli.cli_args([])
print(result.__dict__)
assert len(result.whitelist) == 3
for r, e in zip(result.whitelist, expected):
assert r == e
def test_syserror_negative_n_and_rseed(n, i):
"""Property:
1. Given a negative n-value a SystemExit is raised.
"""
with pytest.raises(SystemExit):
_ = cli.cli_args([n, f"{i}"])
