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#!/usr/bin/python -u
# -*- coding: UTF-8 -*-
import unittest
import libxml2
from pyxmpp import xmlextra
from pyxmpp.jid import JID,JIDError
from pyxmpp import xmppstringprep
def xml_elements_equal(a, b, ignore_level1_cdata = False):
if a.name!=b.name:
print "Name mismatch: %r, %r" % (a.name, b.name)
return False
try:
ns1 = a.ns()
except libxml2.treeError:
ns1 = None
try:
ns2 = b.ns()
except libxml2.treeError:
ns2 = None
if ns1 or ns2:
if None in (ns1,ns2):
print "Ns mismatch: %r, %r" % (ns1, ns2)
return False
if ns1.content != ns2.content:
print "Ns mismatch: %r, %r on %r, %r" % (ns1.content, ns2.content, a, b)
return False
ap = a.properties
bp = b.properties
while 1:
if (ap, bp) == (None, None):
break
if None in (ap, bp):
return False
if ap.name != bp.name:
return False
if ap.content != bp.content:
return False
ap = ap.next
bp = bp.next
ac = a.children
bc = b.children
while ac != None or bc != None:
if ignore_level1_cdata:
if ac and ac.type!='element':
ac=ac.next
continue
if bc and bc.type!='element':
bc=bc.next
continue
if None in (ac, bc):
return False
if ac.type != bc.type:
return False
if ac.type == 'element':
if not xml_elements_equal(ac, bc):
return False
elif ac.content != bc.content:
return False
ac = ac.next
bc = bc.next
return True
class EventTemplate:
def __init__(self, template):
self.event, offset, xml = template.split(None,2)
self.offset = int(offset)
self.xml = libxml2.parseDoc(eval(xml))
def __del__(self):
self.xml.freeDoc()
def match(self, event, node):
if self.event!=event:
return False
if event=="end":
return True
if node.type!='element':
return False
if not xml_elements_equal(self.xml.getRootElement(),node):
return False
return True
def __repr__(self):
return "<EventTemplate %r at %r: %r>" % (self.event, self.offset, self.xml.getRootElement().serialize())
class StreamHandler(xmlextra.StreamHandler):
def __init__(self, test_case):
self.test_case = test_case
def stream_start(self, doc):
self.test_case.event("start", doc.getRootElement())
def stream_end(self, doc):
self.test_case.event("end", None)
def stanza(self, doc, node):
self.test_case.event("node", node)
expected_events = []
whole_stream = None
def load_expected_events():
for l in file("data/stream_info.txt"):
if l.startswith("#"):
continue
l=l.strip()
expected_events.append(EventTemplate(l))
def load_whole_stream():
global whole_stream
whole_stream = libxml2.parseFile("data/stream.xml")
class TestStreamReader(unittest.TestCase):
def setUp(self):
self.expected_events = list(expected_events)
self.handler = StreamHandler(self)
self.reader = xmlextra.StreamReader(self.handler)
self.file = file("data/stream.xml")
self.chunk_start = 0
self.chunk_end = 0
self.whole_stream = libxml2.newDoc("1.0")
def tearDown(self):
del self.handler
del self.reader
self.whole_stream.freeDoc()
def test_1(self):
self.do_test(1)
def test_2(self):
self.do_test(2)
def test_10(self):
self.do_test(10)
def test_100(self):
self.do_test(100)
def test_1000(self):
self.do_test(1000)
def do_test(self, chunk_length):
while 1:
data=self.file.read(chunk_length)
if not data:
break
self.chunk_end += len(data)
r=self.reader.feed(data)
while r:
r=self.reader.feed()
if r is None:
self.event("end", None)
break
self.chunk_start = self.chunk_end
r1 = self.whole_stream.getRootElement()
r2 = whole_stream.getRootElement()
if not xml_elements_equal(r1, r2, True):
self.fail("Whole stream invalid. Got: %r, Expected: %r"
% (self.whole_stream.serialize(), whole_stream.serialize()))
def event(self, event, node):
expected = self.expected_events.pop(0)
self.failUnless(event==expected.event, "Got %r, expected %r" % (event, expected.event))
if expected.offset < self.chunk_start:
self.fail("Delayed event: %r. Expected at: %i, found at %i:%i"
% (event, expected.offset, self.chunk_start, self.chunk_end))
if expected.offset > self.chunk_end:
self.fail("Early event: %r. Expected at: %i, found at %i:%i"
% (event, expected.offset, self.chunk_start, self.chunk_end))
if not expected.match(event,node):
self.fail("Unmatched event. Expected: %r, got: %r;%r"
% (expected, event, node.serialize()))
if event == "start":
n = node.docCopyNode(self.whole_stream,1)
self.whole_stream.addChild(n)
self.whole_stream.setRootElement(n)
elif event == "node":
n = node.docCopyNode(self.whole_stream,1)
r = self.whole_stream.getRootElement()
r.addChild(n)
def suite():
load_expected_events()
load_whole_stream()
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(TestStreamReader))
return suite
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())
# vi: sts=4 et sw=4
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