added test cases
added test cases

ruppmatt/json,stanmihai4/json,whackashoe/json,silverweed/json,Newbrick/json,robertmrk/json,hunter-packages/json,daminetreg/json,emvivre/json,nlohmann/json,xdcesc/json,hunter-packages/json,Newbrick/json,whackashoe/json,stanmihai4/json,kaidokert/json,nickhen/json,theodelrieu/json,Cloudage/json,stanmihai4/json,hunter-packages/json,whoshuu/json,Newbrick/json,theodelrieu/json,nlohmann/json,kaidokert/json,AALEKH/json,xzmagic/json,erichkeane/json,nlohmann/json,kaidokert/json,bestwpw/json