refactor(c-add-element-directive): Clean unit tests of c-add-element directive
refactor(c-add-element-directive): Clean unit tests of c-add-element directive

diegohurtado/sparta,Stratio/Sparta,compae/sparta,fjsc/sparta,compae/sparta,fjsc/sparta,danielcsant/sparta,danielcsant/sparta,Frannie-Ludmilla/sparta,danielcsant/sparta,Stratio/Sparta,mtelloz/sparta,danielcsant/sparta,Stratio/Sparta,compae/sparta,compae/sparta,Frannie-Ludmilla/sparta,mtelloz/sparta,Frannie-Ludmilla/sparta,mtelloz/sparta,diegohurtado/sparta,Frannie-Ludmilla/sparta,mtelloz/sparta,diegohurtado/sparta,fjsc/sparta,diegohurtado/sparta,fjsc/sparta,Stratio/Sparta