Files
relay/chatmaild/src/chatmaild/tests/test_filedict.py
2024-07-28 11:12:00 +02:00

40 lines
1.0 KiB
Python

import threading
from chatmaild.filedict import FileDict, write_bytes_atomic
def test_basic(tmp_path):
fdict = FileDict(tmp_path.joinpath("metadata"))
assert fdict.read() == {}
with fdict.modify() as d:
d["devicetoken"] = [1, 2, 3]
d["456"] = 4.2
new = fdict.read()
assert new["devicetoken"] == [1, 2, 3]
assert new["456"] == 4.2
def test_bad_marshal_file(tmp_path, caplog):
fdict1 = FileDict(tmp_path.joinpath("metadata"))
fdict1.path.write_bytes(b"l12k3l12k3l")
assert fdict1.read() == {}
assert "corrupt" in caplog.records[0].msg
def test_write_bytes_atomic_concurrent(tmp_path):
p = tmp_path.joinpath("somefile.ext")
write_bytes_atomic(p, b"hello")
threads = []
for i in range(30):
content = f"hello{i}".encode("ascii")
t = threading.Thread(target=lambda: write_bytes_atomic(p, content))
t.start()
threads.append(t)
for t in threads:
t.join()
assert p.read_text().strip() != "hello"
assert len(list(p.parent.iterdir())) == 1