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from __future__ import annotations
import sys
from uuid import uuid4
import pytest
from virtualenv.discovery.py_info import PythonInfo
from virtualenv.run import cli_run
@pytest.mark.slow
def test_failed_to_find_bad_spec():
of_id = uuid4().hex
with pytest.raises(RuntimeError) as context:
cli_run(["-p", of_id])
msg = repr(RuntimeError(f"failed to find interpreter for Builtin discover of python_spec={of_id!r}"))
assert repr(context.value) == msg
SYSTEM = PythonInfo.current_system()
@pytest.mark.parametrize(
"of_id",
({sys.executable} if sys.executable != SYSTEM.executable else set()) | {SYSTEM.implementation},
)
def test_failed_to_find_implementation(of_id, mocker):
mocker.patch("virtualenv.run.plugin.creators.CreatorSelector._OPTIONS", return_value={})
with pytest.raises(RuntimeError) as context:
cli_run(["-p", of_id])
assert repr(context.value) == repr(RuntimeError(f"No virtualenv implementation for {PythonInfo.current_system()}"))
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