Add tests for complex
Add tests for complex

andrewcorrigan/thrust-multi-permutation-iterator,andrewcorrigan/thrust-multi-permutation-iterator,xiongzhanblake/thrust,thvasilo/thrust,mohamed-ali/thrust,sarvex/thrust,egaburov/thrust,Ricardo666666/thrust,thvasilo/thrust,zeryx/thrust,thrust/thrust,xiongzhanblake/thrust,zeryx/thrust,raygit/thrust,GrimDerp/thrust,sdalton1/thrust,zhenglaizhang/thrust,jaredhoberock/thrust,jaredhoberock/thrust,arnabgho/thrust,raygit/thrust,marksantos/thrust,sarvex/thrust,xiongzhanblake/thrust_src,xiongzhanblake/thrust,thrust/thrust,Ricardo666666/thrust,dachziegel/thrust,jaredhoberock/thrust,jaredhoberock/thrust,raygit/thrust,thvasilo/thrust,jaredhoberock/thrust,Ricardo666666/thrust,sdalton1/thrust,mohamed-ali/thrust,egaburov/thrust,dachziegel/thrust,sarvex/thrust,egaburov/thrust,arnabgho/thrust,mohamed-ali/thrust,thrust/thrust,andrewcorrigan/thrust-multi-permutation-iterator,marksantos/thrust,sdalton1/thrust,GrimDerp/thrust,arnabgho/thrust,thrust/thrust,zhenglaizhang/thrust,zhenglaizhang/thrust,GrimDerp/thrust,zeryx/thrust,xiongzhanblake/thrust_src,dachziegel/thrust,marksantos/thrust,thrust/thrust,xiongzhanblake/thrust_src