add test for custom tag adding
add test for custom tag adding

Thunf/swiger,benpptung/swig,benpptung/swig,zongkelong/swig,jrvldam/swig,Lochlan/swig,gogobook/swig,mahdaen/swig,xiaoyang2022/swig,gold3bear/swig,Thunf/swiger,Lochlan/swig,benpptung/swig,jerrylin1002/swig,mahdaen/swig,xiaoyang2022/swig,cgvarela/swig,zongkelong/swig,CuteSephiroth/swig,notthetup/swig,notthetup/swig,gold3bear/swig,DragWeb/swig,cwhatley/swig,cwhatley/swig,CuteSephiroth/swig,mrazvan92/swig-async,mahdaen/swig,genify/swig,zetlen/swig,xiaoyang2022/swig,mrazvan92/swig-template-callback,mrazvan92/swig-template-callback,cwhatley/swig,gogobook/swig,mrazvan92/swig-async,jrvldam/swig,CuteSephiroth/swig,gitoneman/swig,genify/swig,gogobook/swig,zetlen/swig,paularmstrong/swig,DragWeb/swig,cgvarela/swig,jerrylin1002/swig,gold3bear/swig,jrvldam/swig,Lochlan/swig,zetlen/swig,paularmstrong/swig,mrazvan92/swig-template-callback,paularmstrong/swig,zongkelong/swig,gitoneman/swig,mrazvan92/swig-async,gitoneman/swig,Thunf/swiger,jerrylin1002/swig,cgvarela/swig,notthetup/swig,DragWeb/swig,genify/swig