The 26-year-old played his first game since rupturing ankle ligaments eight weeks ago in a 5-1 second-string win over Bristol Rovers on Tuesday.
Chopra, who scored 21 goals last term, may come into contention when Bristol City visit Cardiff at noon on Saturday.
On-loan Craig Bellamy (knee) also faces a late fitness test for Cardiff.
So boss Jones' striker crisis could be eased as two of his star forwards are set to return as the Championship's second-placed team welcome the bottom club in the division.
Former England under-21 international Chopra was forced off after 30 minutes in Cardiff's 4-0 win over Doncaster on 21 August after a heavy challenge from Doncaster's Wayne Thomas.
Source: BBC Sport
Source: BBC Sport