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# coding: spec
import shutil
import subprocess
import sys
from pathlib import Path
from textwrap import dedent
import pytest
try:
__import__("pylama")
except ImportError:
pytestmark = pytest.mark.skip("pylama is not current installed")
here = Path(__file__).parent
test_dir = here / "for_formatting_and_pylama"
class TestPylama:
@pytest.fixture(params=(False, True), ids=["Without black compat", "With black compat"])
def directory(self, request, tmp_path_factory, monkeypatch):
directory = tmp_path_factory.mktemp("files")
monkeypatch.setenv("PYTHONPATH", str(directory))
monkeypatch.setenv("NOSE_OF_YETI_BLACK_COMPAT", str(request.param).lower())
with open(directory / "pylama.ini", "w") as fle:
fle.write(
dedent(
"""
[pylama]
linters = pylama_noy,mccabe,pycodestyle,pyflakes
ignore = E701,E704,E225,E202,E211,E231,E226,W292,W291,E251,E122,E501,E701,E227,E305,E128,E228,E203,E261
"""
)
)
if request.param:
path = Path(__import__("noseOfYeti").__file__).parent / "black" / "noy_black.pth"
shutil.copy(path, directory)
with open(directory / "sitecustomize.py ", "w") as fle:
fle.write(
dedent(
"""
import site
import os
site.addsitedir(os.getcwd())
"""
)
)
yield directory
def test_it_lints_when_there_is_black_compat(self, directory):
shutil.copy(test_dir / "formatted_spec.py", directory / "formatted_spec.py")
shutil.copy(test_dir / "formatted_normal.py", directory / "formatted_normal.py")
subprocess.check_call([sys.executable, "-m", "pylama", str(directory)], cwd=directory)
def test_it_finds_problems(self, directory):
shutil.copy(test_dir / "failing_pylama_spec.py", directory / "formatted_spec.py")
p = subprocess.run(
[sys.executable, "-m", "pylama", str(directory)],
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
cwd=directory,
check=False,
)
assert p.returncode == 1
assert (
p.stdout.decode().strip().replace("\r\n", "\n")
== dedent(
"""
formatted_spec.py:3:1 W0611 'sys' imported but unused [pyflakes]
formatted_spec.py:5:1 E302 expected 2 blank lines, found 1 [pycodestyle]
formatted_spec.py:7:9 W0612 local variable 'a' is assigned to but never used [pyflakes]
formatted_spec.py:8:9 E0602 undefined name 'stuff' [pyflakes]
"""
).strip()
)
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