add 2 tests for user inject values
add 2 tests for user inject values

btsimonh/node-red,node-red/node-red,btsimonh/node-red,mw75/node-red,namgk/node-red,btsimonh/node-red,namgk/node-red,mw75/node-red,node-red/node-red,mw75/node-red,mw75/node-red,node-red/node-red