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import thread
import time
import BaseHTTPServer
from rdflib import Graph
"""
Test that correct content negoation headers are passed
by graph.parse
"""
xmltestdoc="""<?xml version="1.0" encoding="UTF-8"?>
<rdf:RDF
xmlns="http://example.org/"
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
>
<rdf:Description rdf:about="http://example.org/a">
<b rdf:resource="http://example.org/c"/>
</rdf:Description>
</rdf:RDF>
"""
n3testdoc="""@prefix : <http://example.org/> .
:a :b :c .
"""
nttestdoc="<http://example.org/a> <http://example.org/b> <http://example.org/c> .\n"
class TestHTTPHandler(BaseHTTPServer.BaseHTTPRequestHandler):
def do_GET(self):
self.send_response(200, "OK")
# fun fun fun parsing accept header.
acs=self.headers["Accept"].split(",")
acq=[x.split(";") for x in acs if ";" in x]
acn=[(x,"q=1") for x in acs if ";" not in x]
acs=[(x[0], float(x[1].strip()[2:])) for x in acq+acn]
ac=sorted(acs, key=lambda x: x[1])
ct=ac[-1]
if "application/rdf+xml" in ct:
rct="application/rdf+xml"
content=xmltestdoc
elif "text/n3" in ct:
rct="text/n3"
content=n3testdoc
elif "text/plain" in ct:
rct="text/plain"
content=nttestdoc
self.send_header("Content-type",rct)
self.end_headers()
self.wfile.write(content.encode('utf-8'))
def log_message(self, *args):
pass
def runHttpServer(server_class=BaseHTTPServer.HTTPServer,
handler_class=TestHTTPHandler):
"""Start a server than can handle 3 requests :)"""
server_address = ('localhost', 12345)
httpd = server_class(server_address, handler_class)
httpd.handle_request()
httpd.handle_request()
httpd.handle_request()
def testConNeg():
thread.start_new_thread(runHttpServer, tuple())
# hang on a second while server starts
time.sleep(1)
graph=Graph()
graph.parse("http://localhost:12345/foo", format="xml")
graph.parse("http://localhost:12345/foo", format="n3")
graph.parse("http://localhost:12345/foo", format="nt")
if __name__ == "__main__":
import sys
import nose
if len(sys.argv)==1:
nose.main(defaultTest=sys.argv[0])
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