added a test for #1349
added a test for #1349

davidfraser/sqlalchemy,robin900/sqlalchemy,alex/sqlalchemy,pdufour/sqlalchemy,inspirehep/sqlalchemy,EvaSDK/sqlalchemy,sandan/sqlalchemy,halfcrazy/sqlalchemy,EvaSDK/sqlalchemy,Akrog/sqlalchemy,276361270/sqlalchemy,Cito/sqlalchemy,WinterNis/sqlalchemy,wujuguang/sqlalchemy,olemis/sqlalchemy,sqlalchemy/sqlalchemy,Cito/sqlalchemy,wfxiang08/sqlalchemy,davidjb/sqlalchemy,alex/sqlalchemy,davidfraser/sqlalchemy,halfcrazy/sqlalchemy,olemis/sqlalchemy,alex/sqlalchemy,itkovian/sqlalchemy,pdufour/sqlalchemy,elelianghh/sqlalchemy,graingert/sqlalchemy,hsum/sqlalchemy,276361270/sqlalchemy,dstufft/sqlalchemy,graingert/sqlalchemy,monetate/sqlalchemy,wujuguang/sqlalchemy,wfxiang08/sqlalchemy,j5int/sqlalchemy,ThiefMaster/sqlalchemy,bdupharm/sqlalchemy,Cito/sqlalchemy,brianv0/sqlalchemy,bootandy/sqlalchemy,inspirehep/sqlalchemy,ThiefMaster/sqlalchemy,epa/sqlalchemy,dstufft/sqlalchemy,robin900/sqlalchemy,Akrog/sqlalchemy,epa/sqlalchemy,bdupharm/sqlalchemy,elelianghh/sqlalchemy,j5int/sqlalchemy,bootandy/sqlalchemy,sandan/sqlalchemy,monetate/sqlalchemy,brianv0/sqlalchemy,zzzeek/sqlalchemy,hsum/sqlalchemy,davidjb/sqlalchemy,itkovian/sqlalchemy,WinterNis/sqlalchemy