Files

117 lines
3.6 KiB
Python

import threading
from time import monotonic
import httpx
from flask import Flask
from upload.backend.session import add_file, cleanup, configure, create_session, get_files
from upload.backend.session import state as session_state
from upload.backend.upload_refs.blueprint import create_upload_refs_blueprint
def build_app(transport, **config):
app = Flask(__name__)
app.config['TESTING'] = True
app.config['UPLOAD_HTTPX_TRANSPORT'] = transport
app.register_blueprint(create_upload_refs_blueprint({
'vmUploadPrefix': 'https://vm.test/buffer/',
'httpxTransport': transport,
'pullRetries': 3,
'pullRetryDelay': 0,
**config,
}))
return app
def test_session_limit_accepts_exact_boundary_and_rejects_overflow():
sid = create_session()
previous = session_state.MAX_SESSION_BYTES
configure(max_session_bytes=10)
try:
assert add_file(sid, 'exact.bin', b'x' * 10) is True
assert add_file(sid, 'overflow.bin', b'x') is False
assert len(get_files(sid)) == 1
finally:
configure(max_session_bytes=previous)
cleanup(sid)
def test_upload_refs_rejects_actual_oversize_and_deletes_buffer():
storage = {'oversize': b'123456789'}
deleted = []
def handler(request):
if request.method == 'GET':
return httpx.Response(200, content=storage['oversize'])
if request.method == 'DELETE':
deleted.append(request.url.path)
storage.clear()
return httpx.Response(204)
return httpx.Response(405)
transport = httpx.MockTransport(handler)
app = build_app(transport, maxFileBytes=8)
sid = create_session()
try:
with app.test_client() as client:
response = client.post('/api/upload_refs', json={
'session': sid,
'files': [{
'name': 'oversize.txt',
'size': 8,
'url': 'https://vm.test/buffer/oversize',
}],
})
assert response.status_code == 200
assert response.get_json()['added'] == 0
assert get_files(sid) == []
assert deleted == ['/buffer/oversize']
assert storage == {}
finally:
cleanup(sid)
def test_upload_refs_retries_transient_pull_and_deletes_after_success():
attempts = []
deleted = []
def handler(request):
if request.method == 'GET':
attempts.append(request.url.path)
if len(attempts) == 1:
return httpx.Response(503)
return httpx.Response(200, content=b'retry-content')
if request.method == 'DELETE':
deleted.append(request.url.path)
return httpx.Response(204)
return httpx.Response(405)
transport = httpx.MockTransport(handler)
app = build_app(transport)
with app.test_client() as client:
response = client.post('/api/upload_refs', json={'files': [{
'name': 'retry.txt',
'size': 13,
'url': 'https://vm.test/buffer/retry',
}]})
assert response.status_code == 200
data = response.get_json()
assert data['added'] == 1
assert len(attempts) == 2
assert deleted == ['/buffer/retry']
cleanup(data['session'])
def test_session_ttl_removes_session():
previous = session_state.TTL_SECONDS
configure(ttl_seconds=0.05)
sid = create_session()
try:
deadline = monotonic() + 1
while monotonic() < deadline and get_files(sid) is not None:
threading.Event().wait(0.01)
assert get_files(sid) is None
finally:
configure(ttl_seconds=previous)
cleanup(sid)