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from contextlib import nullcontext
from pathlib import Path, PurePosixPath
from typing import TYPE_CHECKING
from unittest.mock import Mock, call
import pytest
from streamlink_cli.exceptions import StreamlinkCLIError
from streamlink_cli.main import check_file_output
if TYPE_CHECKING:
_BasePath = PurePosixPath
else:
_BasePath = type(PurePosixPath())
does_not_raise = nullcontext()
# Fake PurePosixPath, with a fake is_file() method which gets mocked in the path fixture down below:
# Can't override/extend the constructor with custom args/kwargs due to major code changes in py310
# which are incompatible with older versions of pathlib.PurePath
class _FakePath(_BasePath):
@staticmethod
def is_file(): # pragma: no cover
return False
@pytest.fixture(autouse=True)
def _caplog(caplog: pytest.LogCaptureFixture):
caplog.set_level(1, "streamlink.cli")
@pytest.fixture(autouse=True)
def path(monkeypatch: pytest.MonkeyPatch, request: pytest.FixtureRequest):
param = getattr(request, "param", {})
file = param.get("file", "file")
realpath = param.get("realpath", "/path/to/file")
exists = param.get("exists", False)
monkeypatch.setattr(Path, "resolve", Mock(return_value=_FakePath(realpath)))
monkeypatch.setattr(_FakePath, "is_file", Mock(return_value=exists))
return Path(file)
@pytest.fixture()
def prompt(request: pytest.FixtureRequest, monkeypatch: pytest.MonkeyPatch):
param = getattr(request, "param", {})
ask = param.get("ask", "y")
prompt = Mock(side_effect=ask) if isinstance(ask, Exception) else Mock(return_value=ask)
monkeypatch.setattr("streamlink_cli.main.console", Mock(ask=prompt))
return prompt
@pytest.mark.parametrize(
("path", "skip", "force", "raises", "log"),
[
pytest.param(
{"exists": False},
False,
False,
does_not_raise,
[
("streamlink.cli", "info", "Writing output to\n/path/to/file"),
("streamlink.cli", "debug", "Checking file output"),
],
id="does-not-exist",
),
pytest.param(
{"exists": True},
False,
True,
does_not_raise,
[
("streamlink.cli", "info", "Writing output to\n/path/to/file"),
("streamlink.cli", "debug", "Checking file output"),
],
id="exists-force",
),
pytest.param(
{"exists": True},
True,
False,
pytest.raises(StreamlinkCLIError),
[
("streamlink.cli", "info", "Writing output to\n/path/to/file"),
("streamlink.cli", "debug", "Checking file output"),
("streamlink.cli", "error", "File file already exists"),
],
id="exists-skip",
),
pytest.param(
{"exists": True},
True,
True,
pytest.raises(StreamlinkCLIError),
[
("streamlink.cli", "info", "Writing output to\n/path/to/file"),
("streamlink.cli", "debug", "Checking file output"),
("streamlink.cli", "error", "File file already exists"),
],
id="exists-skip-and-force",
),
],
indirect=["path"],
)
def test_exists(
caplog: pytest.LogCaptureFixture,
prompt: Mock,
path: Path,
skip: bool,
force: bool,
raises: nullcontext,
log: list,
):
with raises:
output = check_file_output(path, skip, force)
assert isinstance(output, _FakePath)
assert output == PurePosixPath("/path/to/file")
assert [(record.name, record.levelname, record.message) for record in caplog.records] == log
assert prompt.call_args_list == []
@pytest.mark.parametrize("path", [pytest.param({"exists": True}, id="")], indirect=True)
@pytest.mark.parametrize(
("prompt", "exits", "log"),
[
pytest.param(
{"ask": "y"},
does_not_raise,
[
("streamlink.cli", "info", "Writing output to\n/path/to/file"),
("streamlink.cli", "debug", "Checking file output"),
],
id="yes",
),
pytest.param(
{"ask": "n"},
pytest.raises(StreamlinkCLIError),
[
("streamlink.cli", "info", "Writing output to\n/path/to/file"),
("streamlink.cli", "debug", "Checking file output"),
],
id="no",
),
pytest.param(
{"ask": None},
pytest.raises(StreamlinkCLIError),
[
("streamlink.cli", "info", "Writing output to\n/path/to/file"),
("streamlink.cli", "debug", "Checking file output"),
],
id="none",
),
pytest.param(
{"ask": OSError()},
pytest.raises(StreamlinkCLIError),
[
("streamlink.cli", "info", "Writing output to\n/path/to/file"),
("streamlink.cli", "debug", "Checking file output"),
("streamlink.cli", "error", "File file already exists, use --force to overwrite it or --skip this prompt"),
],
id="oserror",
),
],
indirect=["prompt"],
)
def test_prompt(
caplog: pytest.LogCaptureFixture,
path: Path,
prompt: Mock,
exits: nullcontext,
log: list,
):
with exits:
output = check_file_output(path, False, False)
assert isinstance(output, _FakePath)
assert output == PurePosixPath("/path/to/file")
assert [(record.name, record.levelname, record.message) for record in caplog.records] == log
assert prompt.call_args_list == [call("File file already exists! Overwrite it? [y/N] ")]
|
