Merge branch 'develop' into roster

Conflicts:
	sleekxmpp/clientxmpp.py
	tests/test_stream_roster.py

3 files changed, 134 insertions, 9 deletions

diff --git a/sleekxmpp/clientxmpp.py b/sleekxmpp/clientxmpp.py
index 93277a8c..34d8008b 100644
--- a/sleekxmpp/clientxmpp.py
+++ b/sleekxmpp/clientxmpp.py
@@ -206,7 +206,8 @@ class ClientXMPP(BaseXMPP):
                                          pointer,
                                          breaker))
 
-    def update_roster(self, jid, name=None, subscription=None, groups=[]):
+    def update_roster(self, jid, name=None, subscription=None, groups=[],
+                            block=True, timeout=None, callback=None):
         """
         Add or change a roster item.
 
@@ -217,12 +218,24 @@ class ClientXMPP(BaseXMPP):
                             'to', 'from', 'both', or 'none'. If set
                             to 'remove', the entry will be deleted.
             groups       -- The roster groups that contain this item.
+            block        -- Specify if the roster request will block
+                            until a response is received, or a timeout
+                            occurs. Defaults to True.
+            timeout      -- The length of time (in seconds) to wait
+                            for a response before continuing if blocking
+                            is used. Defaults to self.response_timeout.
+            callback     -- Optional reference to a stream handler function.
+                            Will be executed when the roster is received.
+                            Implies block=False.
         """
-        iq = self.Iq()._set_stanza_values({'type': 'set'})
+        iq = self.Iq()
+        iq['type'] = 'set'
         iq['roster']['items'] = {jid: {'name': name,
                                        'subscription': subscription,
                                        'groups': groups}}
-        response = iq.send()
+        response = iq.send(block, timeout, callback)
+        if response in [False, None]:
+            return response
         return response['type'] == 'result'
 
     def del_roster_item(self, jid):
@@ -235,11 +248,33 @@ class ClientXMPP(BaseXMPP):
         """
         return self.update_roster(jid, subscription='remove')
 
-    def get_roster(self):
-        """Request the roster from the server."""
-        iq = self.Iq()._set_stanza_values({'type': 'get'}).enable('roster')
-        response = iq.send()
-        self._handle_roster(response, request=True)
+    def get_roster(self, block=True, timeout=None, callback=None):
+        """
+        Request the roster from the server.
+
+        Arguments:
+            block    -- Specify if the roster request will block until a
+                        response is received, or a timeout occurs.
+                        Defaults to True.
+            timeout  -- The length of time (in seconds) to wait for a response
+                        before continuing if blocking is used.
+                        Defaults to self.response_timeout.
+            callback -- Optional reference to a stream handler function. Will
+                        be executed when the roster is received.
+                        Implies block=False.
+        """
+        iq = self.Iq()
+        iq['type'] = 'get'
+        iq.enable('roster')
+        response = iq.send(block, timeout, callback)
+
+        if response == False:
+            self.event('roster_timeout')
+
+        if response in [False, None] or not isinstance(response, Iq):
+            return response
+        else:
+            return self._handle_roster(response, request=True)
 
     def _handle_stream_features(self, features):
         """
@@ -431,12 +466,14 @@ class ClientXMPP(BaseXMPP):
                 roster[jid]['from'] = item['subscription'] in ['from', 'both']
                 roster[jid]['to'] = item['subscription'] in ['to', 'both']
                 roster[jid]['pending_out'] = (item['ask'] == 'subscribe')
+            self.event('roster_received', iq)
 
         self.event("roster_update", iq)
         if iq['type'] == 'set':
             iq.reply()
             iq.enable('roster')
             iq.send()
+        return True
 
 
 # To comply with PEP8, method names now use underscores.
diff --git a/tests/test_stanza_error.py b/tests/test_stanza_error.py
index 5eecfee9..a41bf4bf 100644
--- a/tests/test_stanza_error.py
+++ b/tests/test_stanza_error.py
@@ -3,6 +3,11 @@ from sleekxmpp.test import *
 
 class TestErrorStanzas(SleekTest):
 
+    def setUp(self):
+        # Ensure that the XEP-0086 plugin has been loaded.
+        self.stream_start()
+        self.stream_close()
+
     def testSetup(self):
         """Test setting initial values in error stanza."""
         msg = self.Message()
diff --git a/tests/test_stream_roster.py b/tests/test_stream_roster.py
index dffd6713..28d07b51 100644
--- a/tests/test_stream_roster.py
+++ b/tests/test_stream_roster.py
@@ -15,6 +15,13 @@ class TestStreamRoster(SleekTest):
         """Test handling roster requests."""
         self.stream_start(mode='client', jid='tester@localhost')
 
+        events = []
+
+        def roster_received(iq):
+            events.append('roster_received')
+
+        self.xmpp.add_event_handler('roster_received', roster_received)
+
         # Since get_roster blocks, we need to run it in a thread.
         t = threading.Thread(name='get_roster', target=self.xmpp.get_roster)
         t.start()
@@ -48,9 +55,21 @@ class TestStreamRoster(SleekTest):
                           pending_out=True,
                           groups=['Friends', 'Examples'])
 
+        # Give the event queue time to process.
+        time.sleep(.1)
+
+        self.failUnless('roster_received' in events,
+                "Roster received event not triggered: %s" % events)
+
     def testRosterSet(self):
         """Test handling pushed roster updates."""
-        self.stream_start(mode='client', jid='tester@localhost')
+        self.stream_start(mode='client')
+        events = []
+
+        def roster_update(e):
+            events.append('roster_update')
+
+        self.xmpp.add_event_handler('roster_update', roster_update)
 
         self.recv("""
           <iq to='tester@localhost' type="set" id="1">
@@ -75,5 +94,69 @@ class TestStreamRoster(SleekTest):
                           subscription='both',
                           groups=['Friends', 'Examples'])
 
+        # Give the event queue time to process.
+        time.sleep(.1)
+
+        self.failUnless('roster_update' in events,
+                "Roster updated event not triggered: %s" % events)
+
+    def testRosterTimeout(self):
+        """Test handling a timed out roster request."""
+        self.stream_start()
+        events = []
+
+        def roster_timeout(event):
+            events.append('roster_timeout')
+
+        self.xmpp.add_event_handler('roster_timeout', roster_timeout)
+        self.xmpp.get_roster(timeout=0)
+
+        # Give the event queue time to process.
+        time.sleep(.1)
+
+        self.failUnless(events == ['roster_timeout'],
+                 "Roster timeout event not triggered: %s." % events)
+
+    def testRosterCallback(self):
+        """Test handling a roster request callback."""
+        self.stream_start()
+        events = []
+
+        def roster_callback(iq):
+            events.append('roster_callback')
+
+        # Since get_roster blocks, we need to run it in a thread.
+        t = threading.Thread(name='get_roster',
+                             target=self.xmpp.get_roster,
+                             kwargs={'callback': roster_callback})
+        t.start()
+
+        self.send("""
+          <iq type="get" id="1">
+            <query xmlns="jabber:iq:roster" />
+          </iq>
+        """)
+        self.recv("""
+          <iq type="result" id="1">
+            <query xmlns="jabber:iq:roster">
+              <item jid="user@localhost"
+                    name="User"
+                    subscription="both">
+                <group>Friends</group>
+                <group>Examples</group>
+              </item>
+            </query>
+          </iq>
+        """)
+
+        # Wait for get_roster to return.
+        t.join()
+
+        # Give the event queue time to process.
+        time.sleep(.1)
+
+        self.failUnless(events == ['roster_callback'],
+                 "Roster timeout event not triggered: %s." % events)
+
 
 suite = unittest.TestLoader().loadTestsFromTestCase(TestStreamRoster)