The in-form forward knows it will not be easy to beat the Bluebirds, who have only tasted defeat at home to Wolves and Birmingham.
"It will be another tough test for us," he told fansite doncasterrovers-mad. "Cardiff are going well and if they win their games in hand they could be up there challenging for an automatic promotion spot.
"They've got players who can cause teams problems and they don't tend to give much away at the back.
"But I feel confident of scoring in every game I play."