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from __future__ import annotations
import argparse
import importlib.metadata
import pytest
from flake8.formatting import default
from flake8.plugins import finder
from flake8.plugins import reporter
def _opts(**kwargs):
kwargs.setdefault("quiet", 0)
kwargs.setdefault("color", "never")
kwargs.setdefault("output_file", None)
return argparse.Namespace(**kwargs)
@pytest.fixture
def reporters():
def _plugin(name, cls):
return finder.LoadedPlugin(
finder.Plugin(
"flake8",
"123",
importlib.metadata.EntryPoint(
name, f"{cls.__module__}:{cls.__name__}", "flake8.report"
),
),
cls,
{"options": True},
)
return {
"default": _plugin("default", default.Default),
"pylint": _plugin("pylint", default.Pylint),
"quiet-filename": _plugin("quiet-filename", default.FilenameOnly),
"quiet-nothing": _plugin("quiet-nothing", default.Nothing),
}
def test_make_formatter_default(reporters):
ret = reporter.make(reporters, _opts(format="default"))
assert isinstance(ret, default.Default)
assert ret.error_format == default.Default.error_format
def test_make_formatter_quiet_filename(reporters):
ret = reporter.make(reporters, _opts(format="default", quiet=1))
assert isinstance(ret, default.FilenameOnly)
@pytest.mark.parametrize("quiet", (2, 3))
def test_make_formatter_very_quiet(reporters, quiet):
ret = reporter.make(reporters, _opts(format="default", quiet=quiet))
assert isinstance(ret, default.Nothing)
def test_make_formatter_custom(reporters):
ret = reporter.make(reporters, _opts(format="pylint"))
assert isinstance(ret, default.Pylint)
def test_make_formatter_format_string(reporters, caplog):
ret = reporter.make(reporters, _opts(format="hi %(code)s"))
assert isinstance(ret, default.Default)
assert ret.error_format == "hi %(code)s"
assert caplog.record_tuples == [
(
"flake8.plugins.reporter",
30,
"'hi %(code)s' is an unknown formatter. Falling back to default.",
)
]
|
