test_ok2/testing/test_main.py

101 lines
3.3 KiB
Python

import argparse
from typing import Optional
import pytest
from _pytest.config import ExitCode
from _pytest.main import validate_basetemp
from _pytest.pytester import Testdir
@pytest.mark.parametrize(
"ret_exc",
(
pytest.param((None, ValueError)),
pytest.param((42, SystemExit)),
pytest.param((False, SystemExit)),
),
)
def test_wrap_session_notify_exception(ret_exc, testdir):
returncode, exc = ret_exc
c1 = testdir.makeconftest(
"""
import pytest
def pytest_sessionstart():
raise {exc}("boom")
def pytest_internalerror(excrepr, excinfo):
returncode = {returncode!r}
if returncode is not False:
pytest.exit("exiting after %s..." % excinfo.typename, returncode={returncode!r})
""".format(
returncode=returncode, exc=exc.__name__
)
)
result = testdir.runpytest()
if returncode:
assert result.ret == returncode
else:
assert result.ret == ExitCode.INTERNAL_ERROR
assert result.stdout.lines[0] == "INTERNALERROR> Traceback (most recent call last):"
if exc == SystemExit:
assert result.stdout.lines[-3:] == [
'INTERNALERROR> File "{}", line 4, in pytest_sessionstart'.format(c1),
'INTERNALERROR> raise SystemExit("boom")',
"INTERNALERROR> SystemExit: boom",
]
else:
assert result.stdout.lines[-3:] == [
'INTERNALERROR> File "{}", line 4, in pytest_sessionstart'.format(c1),
'INTERNALERROR> raise ValueError("boom")',
"INTERNALERROR> ValueError: boom",
]
if returncode is False:
assert result.stderr.lines == ["mainloop: caught unexpected SystemExit!"]
else:
assert result.stderr.lines == ["Exit: exiting after {}...".format(exc.__name__)]
@pytest.mark.parametrize("returncode", (None, 42))
def test_wrap_session_exit_sessionfinish(
returncode: Optional[int], testdir: Testdir
) -> None:
testdir.makeconftest(
"""
import pytest
def pytest_sessionfinish():
pytest.exit(msg="exit_pytest_sessionfinish", returncode={returncode})
""".format(
returncode=returncode
)
)
result = testdir.runpytest()
if returncode:
assert result.ret == returncode
else:
assert result.ret == ExitCode.NO_TESTS_COLLECTED
assert result.stdout.lines[-1] == "collected 0 items"
assert result.stderr.lines == ["Exit: exit_pytest_sessionfinish"]
@pytest.mark.parametrize("basetemp", ["foo", "foo/bar"])
def test_validate_basetemp_ok(tmp_path, basetemp, monkeypatch):
monkeypatch.chdir(str(tmp_path))
validate_basetemp(tmp_path / basetemp)
@pytest.mark.parametrize("basetemp", ["", ".", ".."])
def test_validate_basetemp_fails(tmp_path, basetemp, monkeypatch):
monkeypatch.chdir(str(tmp_path))
msg = "basetemp must not be empty, the current working directory or any parent directory of it"
with pytest.raises(argparse.ArgumentTypeError, match=msg):
if basetemp:
basetemp = tmp_path / basetemp
validate_basetemp(basetemp)
def test_validate_basetemp_integration(testdir):
result = testdir.runpytest("--basetemp=.")
result.stderr.fnmatch_lines("*basetemp must not be*")