pyges : Add a text overlay test

bindings/python/testsuite/test_textoverlay.py

@@ -0,0 +1,45 @@
+import gst
+
+from common import TestCase
+from gst import ges
+
+class Timeline(TestCase):
+
+    def testTimeline(self):
+
+        tl = ges.timeline_new_audio_video()
+        lyr = ges.SimpleTimelineLayer()
+        src = ges.TimelineTestSource()
+        pip = ges.TimelinePipeline()
+        ovrl = ges.TimelineTextOverlay()
+        bus = pip.get_bus()
+
+        # Let's add the layer to the timeline, and the sources to the layer.
+
+        tl.add_layer(lyr)
+        src.set_duration(long(gst.SECOND * 10))
+        ovrl.set_duration(long(gst.SECOND * 5))
+        ovrl.set_start(long(gst.SECOND * 5))
+        ovrl.set_text("Foo")
+
+        lyr.add_object(src, -1)
+        lyr.add_object(ovrl, -1)
+
+        pip.add_timeline(tl)
+        bus.set_sync_handler(self.bus_handler)
+
+        self.pipeline = pip
+        self.layer = lyr
+
+        #Mainloop is finished, tear down.
+        self.pipeline = None
+
+
+    def bus_handler(self, unused_bus, message):
+        if message.type == gst.MESSAGE_ERROR:
+            print "ERROR"
+            self.mainloop.quit()
+        elif message.type == gst.MESSAGE_EOS:
+            print "Done"
+            self.mainloop.quit()
+        return gst.BUS_PASS