Approx. 2-1/2 months,nncs said:Thanks for the reply. How long after the test did your wife get an oath invite? Thanks!
I believe there are also 3 Applicants registered in May sheet did the test in Ottawa on same day 3rd of Dec.showing same status like you (No DM) ,
Relax since no documents requested or FP requested for approx. one month , it should be good signs.