inspect-headers.py (1599B)
1 from wptserve.utils import isomorphic_encode 2 3 def get_response(raw_headers, filter_value, filter_name): 4 result = b"" 5 # raw_headers.raw_items() returns the (name, value) header pairs as 6 # tuples of strings. Convert them to bytes before comparing. 7 # TODO: Get access to the raw headers, so that whitespace between 8 # name, ":" and value can also be checked: 9 # https://github.com/web-platform-tests/wpt/issues/28756 10 for field in raw_headers.raw_items(): 11 name = isomorphic_encode(field[0]) 12 value = isomorphic_encode(field[1]) 13 if filter_value: 14 if value == filter_value: 15 result += name + b"," 16 elif name.lower() == filter_name: 17 result += name + b": " + value + b"\n" 18 return result 19 20 def main(request, response): 21 headers = [] 22 if b"cors" in request.GET: 23 headers.append((b"Access-Control-Allow-Origin", b"*")) 24 headers.append((b"Access-Control-Allow-Credentials", b"true")) 25 headers.append((b"Access-Control-Allow-Methods", b"GET, POST, PUT, FOO")) 26 headers.append((b"Access-Control-Allow-Headers", b"x-test, x-foo")) 27 headers.append(( 28 b"Access-Control-Expose-Headers", 29 b"x-request-method, x-request-content-type, x-request-query, x-request-content-length")) 30 headers.append((b"content-type", b"text/plain")) 31 32 filter_value = request.GET.first(b"filter_value", b"") 33 filter_name = request.GET.first(b"filter_name", b"").lower() 34 result = get_response(request.raw_headers, filter_value, filter_name) 35 36 return headers, result