def test_httpRequest(self):
clock = Clock()
rco = ResponseCacheOptions(
cacheTime=3600, httpCachePublic=False, httpsCachePublic=True)
request = DummyRequest([])
setCachingHeadersOnRequest(request, rco, getTime=lambda: clock.seconds())
self.assertEqual({
'Cache-Control': ['max-age=3600, private'],
'Date': ['Thu, 01 Jan 1970 00:00:00 GMT'],
'Expires': ['Thu, 01 Jan 1970 01:00:00 GMT']},
dict(request.responseHeaders.getAllRawHeaders()))
def test_noCache(self):
"""
If C{cacheTime} is 0, appropriate headers are set.
"""
clock = Clock()
# Even though these are both public=True, it correctly sets ", private".
rco = ResponseCacheOptions(
cacheTime=0, httpCachePublic=True, httpsCachePublic=True)
request = DummyRequest([])
setCachingHeadersOnRequest(request, rco, getTime=lambda: clock.seconds())
self.assertEqual({
'Cache-Control': ['max-age=0, private'],
# A Date header is set even in this case.
'Date': ['Thu, 01 Jan 1970 00:00:00 GMT'],
'Expires': ['-1']},
dict(request.responseHeaders.getAllRawHeaders()))
def test_requestAlreadyHasHeaders(self):
"""
If the request passed to L{setCachingHeadersOnRequest} already has headers,
existing Date/Expires/Cache-Control headers are replaced, and
irrelevant ones are kept.
"""
clock = Clock()
rco = ResponseCacheOptions(
cacheTime=3600, httpCachePublic=False, httpsCachePublic=True)
request = DummyRequest([])
request.responseHeaders.setRawHeaders('cache-control', ['X', 'Y'])
request.responseHeaders.setRawHeaders('date', ['whenever'])
request.responseHeaders.setRawHeaders('expires', ['sometime'])
request.responseHeaders.setRawHeaders('extra', ['one', 'two'])
setCachingHeadersOnRequest(request, rco, getTime=lambda: clock.seconds())
self.assertEqual({
'Cache-Control': ['max-age=3600, private'],
'Date': ['Thu, 01 Jan 1970 00:00:00 GMT'],
'Expires': ['Thu, 01 Jan 1970 01:00:00 GMT'],
'Extra': ['one', 'two']},
dict(request.responseHeaders.getAllRawHeaders()))
