async def test_get_urls():
cache = CacheBackend()
for i in range(7):
mock_response = get_mock_response(url=f'https://test.com/{i}')
await cache.responses.write(f'request-key-{i}', mock_response)
urls = {url async for url in cache.get_urls()}
assert urls == {f'https://test.com/{i}' for i in range(7)}
async def test_has_url():
cache = CacheBackend()
mock_response = await CachedResponse.from_client_response(
get_mock_response())
cache_key = cache.create_key('GET', TEST_URL, params={'param': 'value'})
await cache.responses.write(cache_key, mock_response)
assert await cache.has_url(TEST_URL, params={'param': 'value'})
assert not await cache.has_url('https://test.com/some_other_path')
async def test_save_response(mock_is_cacheable):
cache = CacheBackend()
mock_response = get_mock_response()
mock_response.history = [MagicMock(method='GET', url='test')]
redirect_key = cache.create_key('GET', 'test')
await cache.save_response(mock_response, CacheActions(key='key'))
cached_response = await cache.responses.read('key')
assert cached_response and isinstance(cached_response, CachedResponse)
assert await cache.redirects.read(redirect_key) == 'key'
async def test_delete_url():
cache = CacheBackend()
mock_response = await CachedResponse.from_client_response(
get_mock_response())
cache_key = cache.create_key('GET', TEST_URL, params={'param': 'value'})
await cache.responses.write(cache_key, mock_response)
assert await cache.responses.size() == 1
await cache.delete_url(TEST_URL, params={'param': 'value'})
assert await cache.responses.size() == 0
async def test_is_cacheable(method, status, disabled, expired, filter_return,
expected_result):
mock_response = get_mock_response(
method=method,
status=status,
is_expired=expired,
)
cache = CacheBackend()
cache.filter_fn = lambda x: filter_return
cache.disabled = disabled
assert cache.is_cacheable(mock_response) is expected_result
async def test_delete():
cache = CacheBackend()
mock_response = get_mock_response()
mock_response.history = [MagicMock(method='GET', url='test')]
redirect_key = cache.create_key('GET', 'test')
await cache.responses.write('key', mock_response)
await cache.redirects.write(redirect_key, 'key')
await cache.redirects.write('some_other_redirect', 'key')
await cache.delete('key')
assert await cache.responses.size() == 0
assert await cache.redirects.size() == 1
async def test_create_key(mock_create_key):
"""Actual logic is in cache_keys module; just test to make sure it gets called correctly"""
headers = {'key': 'value'}
ignored_params = ['ignored']
cache = CacheBackend(include_headers=True, ignored_params=ignored_params)
cache.create_key('GET', 'https://test.com', headers=headers)
mock_create_key.assert_called_with(
'GET',
'https://test.com',
include_headers=True,
ignored_params=set(ignored_params),
headers=headers,
)
async def test_get_response__cache_response_hit():
cache = CacheBackend()
mock_response = get_mock_response()
await cache.responses.write('request-key', mock_response)
response = await cache.get_response('request-key')
assert response == mock_response
async def test_clear():
cache = CacheBackend()
await cache.responses.write('key', 'value')
await cache.redirects.write('key', 'value')
await cache.clear()
assert await cache.responses.size() == 0
assert await cache.redirects.size() == 0
async def test_get_response__cache_expired(mock_is_cacheable, mock_delete):
cache = CacheBackend()
mock_response = get_mock_response(is_expired=True)
await cache.responses.write('request-key', mock_response)
response = await cache.get_response('request-key')
assert response is None
mock_delete.assert_called_with('request-key')
async def test_get_response__cache_redirect_hit():
# Set up a cache with a couple cached items and a redirect
cache = CacheBackend()
mock_response = get_mock_response()
await cache.responses.write('request-key', mock_response)
await cache.redirects.write('redirect-key', 'request-key')
response = await cache.get_response('redirect-key')
assert response == mock_response
async def test_get_response__cache_invalid(mock_read, mock_delete, error_type):
cache = CacheBackend()
mock_read.side_effect = error_type
mock_response = get_mock_response()
await cache.responses.write('request-key', mock_response)
response = await cache.get_response('request-key')
assert response is None
mock_delete.assert_not_called()
async def test_delete_expired_responses():
cache = CacheBackend()
await cache.responses.write('request-key-1',
get_mock_response(is_expired=False))
await cache.responses.write('request-key-2',
get_mock_response(is_expired=True))
assert await cache.responses.size() == 2
await cache.delete_expired_responses()
assert await cache.responses.size() == 1
def __init__(
self,
base_url: Optional[StrOrURL] = None,
*,
cache: CacheBackend = None,
**kwargs,
):
self.cache = cache or CacheBackend()
# Pass along any valid kwargs for ClientSession (or custom session superclass)
session_kwargs = get_valid_kwargs(super().__init__, {
**kwargs, 'base_url': base_url
})
super().__init__(**session_kwargs)
async def test_save_response__not_cacheable(mock_is_cacheable):
cache = CacheBackend()
await cache.save_response('key', MagicMock())
assert 'key' not in cache.responses
def __init__(self, *, cache: CacheBackend = None, **kwargs):
super().__init__(**kwargs) # type: ignore
self.cache = cache or CacheBackend()
async def test_get_response__cache_miss(mock_delete):
cache = CacheBackend()
response_1 = await cache.get_response('nonexistent-key')
assert response_1 is None
mock_delete.assert_not_called()
