Added more tests for assignment.
Added more tests for assignment.

madjar/cython,roxyboy/cython,hhsprings/cython,scoder/cython,mcanthony/cython,da-woods/cython,hhsprings/cython,acrispin/cython,slonik-az/cython,slonik-az/cython,cython/cython,fperez/cython,scoder/cython,fperez/cython,scoder/cython,mrGeen/cython,fabianrost84/cython,dahebolangkuan/cython,hickford/cython,mrGeen/cython,ChristopherHogan/cython,c-blake/cython,roxyboy/cython,da-woods/cython,achernet/cython,dahebolangkuan/cython,cython/cython,mrGeen/cython,roxyboy/cython,mcanthony/cython,fabianrost84/cython,slonik-az/cython,acrispin/cython,encukou/cython,madjar/cython,c-blake/cython,c-blake/cython,c-blake/cython,achernet/cython,encukou/cython,encukou/cython,dahebolangkuan/cython,hhsprings/cython,JelleZijlstra/cython,fabianrost84/cython,hickford/cython,c-blake/cython,mcanthony/cython,achernet/cython,mcanthony/cython,slonik-az/cython,da-woods/cython,JelleZijlstra/cython,fperez/cython,achernet/cython,acrispin/cython,achernet/cython,cython/cython,JelleZijlstra/cython,JelleZijlstra/cython,da-woods/cython,ChristopherHogan/cython,scoder/cython,mcanthony/cython,madjar/cython,roxyboy/cython,acrispin/cython,acrispin/cython,madjar/cython,hhsprings/cython,fperez/cython,fperez/cython,encukou/cython,fabianrost84/cython,ChristopherHogan/cython,hickford/cython,hhsprings/cython,roxyboy/cython,encukou/cython,cython/cython,slonik-az/cython,dahebolangkuan/cython,madjar/cython,JelleZijlstra/cython,mrGeen/cython,hickford/cython,fabianrost84/cython,dahebolangkuan/cython,mrGeen/cython,hickford/cython