def test_objects_removed_after_keepalive(self):
_cache = interfaces.cache._Cache()
key = 'the key'
test_array = numpy.random.randn(16)
obj = builders.fft(test_array)
_cache.insert(obj, key)
self.assertIs(_cache.lookup(key), obj)
keepalive_time = _cache.keepalive_time
time.sleep(_cache.keepalive_time*3)
self.assertRaises(KeyError, _cache.lookup, key)
_cache.insert(obj, key)
old_keepalive_time = _cache.keepalive_time
_cache.set_keepalive_time(old_keepalive_time * 4)
self.assertIs(_cache.lookup(key), obj)
time.sleep(old_keepalive_time * 3)
self.assertIs(_cache.lookup(key), obj)
time.sleep(old_keepalive_time * 8)
self.assertRaises(KeyError, _cache.lookup, key)
def test_invalid_lookup(self):
_cache = interfaces.cache._Cache()
key = 'the key'
test_array = numpy.random.randn(16)
obj = builders.fft(test_array)
_cache.insert(obj, key)
self.assertRaises(KeyError, _cache.lookup, 'wrong_key')
def test_insert_and_lookup_item(self):
_cache = interfaces.cache._Cache()
key = 'the key'
test_array = numpy.random.randn(16)
obj = builders.fft(test_array)
_cache.insert(obj, key)
self.assertIs(_cache.lookup(key), obj)
def test_invalid_lookup(self):
_cache = interfaces.cache._Cache()
key = 'the key'
test_array = numpy.random.randn(16)
obj = builders.fft(test_array)
_cache.insert(obj, key)
self.assertRaises(KeyError, _cache.lookup, 'wrong_key')
def test_insert_and_lookup_item(self):
_cache = interfaces.cache._Cache()
key = 'the key'
test_array = numpy.random.randn(16)
obj = builders.fft(test_array)
_cache.insert(obj, key)
self.assertIs(_cache.lookup(key), obj)
def test_contains(self):
_cache = interfaces.cache._Cache()
key = 'the key'
test_array = numpy.random.randn(16)
obj = builders.fft(test_array)
_cache.insert(obj, key)
self.assertTrue(key in _cache)
self.assertFalse('Not a key' in _cache)
def test_contains(self):
_cache = interfaces.cache._Cache()
key = 'the key'
test_array = numpy.random.randn(16)
obj = builders.fft(test_array)
_cache.insert(obj, key)
self.assertTrue(key in _cache)
self.assertFalse('Not a key' in _cache)
def test_objects_removed_after_keepalive(self):
_cache = interfaces.cache._Cache()
key = 'the key'
test_array = numpy.random.randn(16)
obj = builders.fft(test_array)
_cache.insert(obj, key)
self.assertIs(_cache.lookup(key), obj)
keepalive_time = _cache.keepalive_time
if os.name == 'nt':
# A hack to keep appveyor from falling over here. I suspect the
# contention is too much to work properly. Either way, let's
# assume it's a windows problem for now...
time.sleep(keepalive_time * 8)
else:
# Relax a bit more otherwise
time.sleep(keepalive_time * 4)
self.assertRaises(KeyError, _cache.lookup, key)
_cache.insert(obj, key)
old_keepalive_time = _cache.keepalive_time
_cache.set_keepalive_time(old_keepalive_time * 4)
self.assertIs(_cache.lookup(key), obj)
time.sleep(old_keepalive_time * 3.5)
# still should be there
self.assertIs(_cache.lookup(key), obj)
if os.name == 'nt':
# As above, but with a bit longer
time.sleep(old_keepalive_time * 16)
else:
time.sleep(old_keepalive_time * 8)
self.assertRaises(KeyError, _cache.lookup, key)
def test_objects_removed_after_keepalive(self):
_cache = interfaces.cache._Cache()
key = 'the key'
test_array = numpy.random.randn(16)
obj = builders.fft(test_array)
_cache.insert(obj, key)
self.assertIs(_cache.lookup(key), obj)
keepalive_time = _cache.keepalive_time
if os.name == 'nt':
# A hack to keep appveyor from falling over here. I suspect the
# contention is too much to work properly. Either way, let's
# assume it's a windows problem for now...
time.sleep(keepalive_time * 8)
else:
# Relax a bit more otherwise
time.sleep(keepalive_time * 4)
self.assertRaises(KeyError, _cache.lookup, key)
_cache.insert(obj, key)
old_keepalive_time = _cache.keepalive_time
_cache.set_keepalive_time(old_keepalive_time * 4)
self.assertIs(_cache.lookup(key), obj)
time.sleep(old_keepalive_time * 3.5)
# still should be there
self.assertIs(_cache.lookup(key), obj)
if os.name == 'nt':
# As above, but with a bit longer
time.sleep(old_keepalive_time * 16)
else:
time.sleep(old_keepalive_time * 8)
self.assertRaises(KeyError, _cache.lookup, key)
