Apr. 10—A day after losing Oneil Cruz to an injury expected to keep the shortstop out four months, the Pittsburgh Pirates knew their resolve would be tested by a visit from the World Series champions. The Houston Astros took advantage of Cruz’s absence and Roansy Contreras’ control issues to beat the Pirates, 8-2, on Monday night before 10,222 at PNC Park. “We’re definitely going to miss Oneil,…