However, there are reports of cases with an incubation period of up to 27 days.
https://www.worldometers.info/coronavirus/coronavirus-incuba...
I sure know what I'd be placing a large amount of money on if I was a betting man.
There is only one report based on one case of a 70 year old man in Hubei province, based on contact testing, and did not rule out that he contacted it later.
But that' isn't a policy the company follows. Also they let him work during the 2 weeks he was most likely to be contagious.