improved error reporting for Cest examples. Fixes #2970
improved error reporting for Cest examples. Fixes #2970

Vreasy/Codeception,tiger-seo/Codeception,sergeyklay/Codeception,hubbyist/Codeception,Codeception/base,tasselchof/Codeception,pitpit/Codeception,Codeception/Codeception,janhenkgerritsen/Codeception,tasselchof/Codeception,hubbyist/Codeception,Codeception/base,Naktibalda/Codeception,tasselchof/Codeception,Naktibalda/Codeception,TehJoE/Codeception,Codeception/base,Codeception/Codeception,Naktibalda/Codeception,sergeyklay/Codeception,janhenkgerritsen/Codeception,pitpit/Codeception,Vreasy/Codeception,tiger-seo/Codeception,kt81/Codeception,kt81/Codeception,TehJoE/Codeception