def testMerge(self):
mergedTFR = TrackFormatReq.merge( TrackFormatReq(dense=False), TrackFormatReq(interval=True) )
self.assertFalse(mergedTFR.isDense())
self.assertTrue(mergedTFR.isInterval())
mergedTFR = TrackFormatReq.merge( TrackFormatReq(dense=False, val='tc'), TrackFormatReq(interval=True, val='number') )
self.assertEqual(None, mergedTFR)
mergedTFR = TrackFormatReq.merge( TrackFormatReq(dense=False, weights='tc'), TrackFormatReq(interval=True, weights='number') )
self.assertEqual(None, mergedTFR)
def addFormatReq(self, requestedTrackFormat):
prevFormatReq = self._trackFormatReq
self._trackFormatReq = TrackFormatReq.merge(self._trackFormatReq, requestedTrackFormat)
if self._trackFormatReq is None:
raise IncompatibleTracksError(
str(prevFormatReq) + " is incompatible with additional " + str(requestedTrackFormat)
)
