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https://github.com/wassname/cachier.git
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76 lines
1.9 KiB
Python
76 lines
1.9 KiB
Python
"""Testing the MongoDB core of cachier."""
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from random import random
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from datetime import timedelta
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from time import sleep
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from cachier import cachier
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from pymongo.mongo_client import MongoClient
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try:
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from functools import lru_cache
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except ImportError:
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from repoze.lru import lru_cache
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_TEST_HOST = 'ds119508.mlab.com'
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_TEST_PORT = 19508
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_TEST_USERNAME = 'cachier_test'
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_TEST_PWD = 'ZGhjO5CQESYJ69U4z65G79YG'
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def _get_cachier_db_mongo_client():
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client = MongoClient(host=_TEST_HOST, port=_TEST_PORT)
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client.cachier_test.authenticate(
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name=_TEST_USERNAME,
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password=_TEST_PWD,
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mechanism='SCRAM-SHA-1'
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)
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return client
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@lru_cache(2)
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def _mongo_getter():
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return _get_cachier_db_mongo_client()['cachier_test']['cachier_test']
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# Mongo core tests
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@cachier(mongetter=_mongo_getter)
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def _test_mongo_caching(arg_1, arg_2):
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"""Some function."""
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return random() + arg_1 + arg_2
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def test_mongo_core():
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"""Basic Mongo core functionality."""
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_test_mongo_caching.clear_cache()
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val1 = _test_mongo_caching(1, 2)
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val2 = _test_mongo_caching(1, 2)
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assert val1 == val2
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val3 = _test_mongo_caching(1, 2, ignore_cache=True)
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assert val3 != val1
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val4 = _test_mongo_caching(1, 2)
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assert val4 == val1
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val5 = _test_mongo_caching(1, 2, overwrite_cache=True)
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assert val5 != val1
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val6 = _test_mongo_caching(1, 2)
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assert val6 == val5
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MONGO_DELTA = timedelta(seconds=3)
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@cachier(mongetter=_mongo_getter, stale_after=MONGO_DELTA, next_time=False)
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def _stale_after_mongo(arg_1, arg_2):
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"""Some function."""
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return random() + arg_1 + arg_2
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def test_mongo_stale_after():
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"""Testing MongoDB core stale_after functionality.."""
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_stale_after_mongo.clear_cache()
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val1 = _stale_after_mongo(1, 2)
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val2 = _stale_after_mongo(1, 2)
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assert val1 == val2
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sleep(3)
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val3 = _stale_after_mongo(1, 2)
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assert val3 != val1
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