def testThreadBusiness(self):
raw_events = [
{u'args': {},
u'cat': u'toplevel',
u'dur': 200 * 1000,
u'name': u'MessageLoop::RunTask',
u'ph': u'X',
u'pid': 123,
u'tid': 123,
u'ts': 0,
u'tts': 56485},
{u'args': {},
u'cat': u'toplevel',
u'dur': 8 * 200,
u'name': u'MessageLoop::NestedSomething',
u'ph': u'X',
u'pid': 123,
u'tid': 123,
u'ts': 0,
u'tts': 0}]
events = self._EventsFromRawEvents(raw_events)
self.assertEquals(200, ActivityLens._ThreadBusiness(events, 0, 1000))
# Clamping duration.
self.assertEquals(100, ActivityLens._ThreadBusiness(events, 0, 100))
self.assertEquals(50, ActivityLens._ThreadBusiness(events, 25, 75))
