Make sure warn is called in test_parameterset_extractfrom
Make sure warn is called in test_parameterset_extractfrom

txomon/pytest,RonnyPfannschmidt/pytest,nicoddemus/pytest,pfctdayelise/pytest,davidszotten/pytest,nicoddemus/pytest,alfredodeza/pytest,Akasurde/pytest,tomviner/pytest,hackebrot/pytest,tomviner/pytest,The-Compiler/pytest,ddboline/pytest,The-Compiler/pytest,markshao/pytest,pytest-dev/pytest