check duplicate props (#286)

* check duplicate props

* remove useless code

* add test case

* fix error

* check duplicate column name

* little change

* address comment

* del useless code

* fix test error

* rebase

* address comment

* add comment

* add test case

Co-authored-by: cpw <13495049+CPWstatic@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>