TST: Add test to validate complex operations on mixed dtype arrays
TST: Add test to validate complex operations on mixed dtype arrays

grlee77/numpy,rgommers/numpy,anntzer/numpy,mhvk/numpy,jakirkham/numpy,madphysicist/numpy,charris/numpy,madphysicist/numpy,madphysicist/numpy,rgommers/numpy,numpy/numpy,endolith/numpy,mattip/numpy,mattip/numpy,seberg/numpy,grlee77/numpy,simongibbons/numpy,rgommers/numpy,rgommers/numpy,grlee77/numpy,endolith/numpy,anntzer/numpy,pbrod/numpy,numpy/numpy,numpy/numpy,mhvk/numpy,jakirkham/numpy,seberg/numpy,charris/numpy,mhvk/numpy,madphysicist/numpy,simongibbons/numpy,pdebuyl/numpy,seberg/numpy,mhvk/numpy,mhvk/numpy,anntzer/numpy,endolith/numpy,pbrod/numpy,pdebuyl/numpy,pbrod/numpy,simongibbons/numpy,pdebuyl/numpy,pbrod/numpy,jakirkham/numpy,simongibbons/numpy,simongibbons/numpy,endolith/numpy,numpy/numpy,mattip/numpy,grlee77/numpy,seberg/numpy,charris/numpy,madphysicist/numpy,pdebuyl/numpy,pbrod/numpy,anntzer/numpy,grlee77/numpy,mattip/numpy,jakirkham/numpy,charris/numpy,jakirkham/numpy