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Improve code reuse in TestSafeFileCache 

Use a fixture creating a temporary directory for cache.
This commit is contained in:
ekristina 2019-05-04 17:11:44 -04:00
parent f8732ac06d
commit 2e5b4461f4
2 changed files with 19 additions and 19 deletions
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1
news/6322.trivial Normal file
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@ -0,0 +1 @@
Use a fixture creating a temporary directory to improve code reuse in TestSafeFileCache (tests/unit/test_download.py)

37
tests/unit/test_download.py
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@ -20,6 +20,13 @@ from pip._internal.utils.hashes import Hashes
from tests.lib import create_file
@pytest.fixture(scope="function")
def cache_tmpdir(tmpdir):
cache_dir = tmpdir.join("cache")
cache_dir.makedirs()
yield cache_dir
def test_unpack_http_url_with_urllib_response_without_content_type(data):
"""
It should download and unpack files even if no Content-Type header exists
@ -310,11 +317,9 @@ class TestSafeFileCache:
os.geteuid which is absent on Windows.
"""
def test_cache_roundtrip(self, tmpdir):
cache_dir = tmpdir.join("test-cache")
cache_dir.makedirs()
def test_cache_roundtrip(self, cache_tmpdir):
cache = SafeFileCache(cache_dir)
cache = SafeFileCache(cache_tmpdir)
assert cache.get("test key") is None
cache.set("test key", b"a test string")
assert cache.get("test key") == b"a test string"
@ -322,32 +327,26 @@ class TestSafeFileCache:
assert cache.get("test key") is None
@pytest.mark.skipif("sys.platform == 'win32'")
def test_safe_get_no_perms(self, tmpdir, monkeypatch):
cache_dir = tmpdir.join("unreadable-cache")
cache_dir.makedirs()
os.chmod(cache_dir, 000)
def test_safe_get_no_perms(self, cache_tmpdir, monkeypatch):
os.chmod(cache_tmpdir, 000)
monkeypatch.setattr(os.path, "exists", lambda x: True)
cache = SafeFileCache(cache_dir)
cache = SafeFileCache(cache_tmpdir)
cache.get("foo")
@pytest.mark.skipif("sys.platform == 'win32'")
def test_safe_set_no_perms(self, tmpdir):
cache_dir = tmpdir.join("unreadable-cache")
cache_dir.makedirs()
os.chmod(cache_dir, 000)
def test_safe_set_no_perms(self, cache_tmpdir):
os.chmod(cache_tmpdir, 000)
cache = SafeFileCache(cache_dir)
cache = SafeFileCache(cache_tmpdir)
cache.set("foo", b"bar")
@pytest.mark.skipif("sys.platform == 'win32'")
def test_safe_delete_no_perms(self, tmpdir):
cache_dir = tmpdir.join("unreadable-cache")
cache_dir.makedirs()
os.chmod(cache_dir, 000)
def test_safe_delete_no_perms(self, cache_tmpdir):
os.chmod(cache_tmpdir, 000)
cache = SafeFileCache(cache_dir)
cache = SafeFileCache(cache_tmpdir)
cache.delete("foo")