def test_remove(cache):
'''Remove item from cache.'''
cache.set('key', 'value')
cache.remove('key')
with pytest.raises(KeyError):
cache.get('key')
def test_set(cache):
'''Set item in cache.'''
with pytest.raises(KeyError):
cache.get('key')
cache.set('key', 'value')
assert cache.get('key') == 'value'
def test_layered_cache_propagates_value_on_get():
'''Layered cache propagates value on get.'''
caches = [
ftrack_api.cache.MemoryCache(),
ftrack_api.cache.MemoryCache(),
ftrack_api.cache.MemoryCache()
]
cache = ftrack_api.cache.LayeredCache(caches)
# Set item on second level cache only.
caches[1].set('key', 'value')
# Retrieving key via layered cache should propagate it automatically to
# higher level caches only.
assert cache.get('key') == 'value'
assert caches[0].get('key') == 'value'
with pytest.raises(KeyError):
caches[2].get('key')
def test_get_missing_key(cache):
'''Fail to retrieve missing item from cache.'''
with pytest.raises(KeyError):
cache.get('key')
def test_get(cache):
'''Retrieve item from cache.'''
cache.set('key', 'value')
assert cache.get('key') == 'value'