Added more unit tests the ForceBlocks logic.
Added more unit tests the ForceBlocks logic.

Zimbra/tinymce,FernCreek/tinymce,danielpunkass/tinymce,howanghk/tinymce,Shopify/tinymce,rednose-public/tinymce,widgetfactory/tinymce,jashua212/tinymce,gabixdev/tinymce,gencer/tinymce,sachgits/tinymce,tinymce/tinymce,endjin/tinymce,rednose-public/tinymce,ChristophKaser/tinymce,leofeyer/tinymce,simachewh/tinymce,support-dot-com/tinymce,ice8lue/tinymce,rbecheras/tinymce,VioletLife/tinymce,Razzwan/tinymce,1099511627776/tinymce,tinymce/tinymce,gabixdev/tinymce,FernCreek/tinymce,fashionsun/tinymce,TeamupCom/tinymce,jtark/tinymce,collective/tinymce,howanghk/tinymce,jashua212/tinymce,M4R7iNP/tinymce,nbcp/tinymce,rxl194/tinymce,toxalot/tinymce,fhchina/tinymce,M4R7iNP/tinymce,bsuh/tinymce,mplank/tinymce,nbcp/tinymce,mplank/tinymce,TeamupCom/tinymce,ikuchmin/tinymce,1099511627776/tinymce,dziemian007/tinymce,bsuh/tinymce,shilpi230/tinymce,VioletLife/tinymce,sjbufton/tinymce,ikuchmin/tinymce,leofeyer/tinymce,shilpi230/tinymce,aduth/tinymce,support-dot-com/tinymce,endjin/tinymce,kencheung/tinymce,cclaerhout/tinymce,widgetfactory/tinymce,ChristophKaser/tinymce,FernCreek/tinymce,jtark/tinymce,dziemian007/tinymce,nikolas/tinymce,enfold/tinymce,ice8lue/tinymce,rxl194/tinymce,aduth/tinymce,MediehusetTek/tinymce,pmpl-5/tinymce,fhchina/tinymce,sjbufton/tinymce,toxalot/tinymce,Razzwan/tinymce,kencheung/tinymce,adaptiffdesigns/tinymce,Zimbra/tinymce,henrythewasp/tinymce,Kindling/tinymce,danchr/tinymce,simachewh/tinymce,blakewallan/tinymce,sachgits/tinymce,ETSI-CTI/TinySpecMCE,danielpunkass/tinymce,cclaerhout/tinymce,henrythewasp/tinymce,pmpl-5/tinymce,fashionsun/tinymce,MediehusetTek/tinymce,nikolas/tinymce,Kindling/tinymce,fillabs/TinySpecMCE,danchr/tinymce,tinymce/tinymce,rbecheras/tinymce,fillabs/TinySpecMCE,enfold/tinymce,blakewallan/tinymce,adaptiffdesigns/tinymce,danielpunkass/tinymce,ETSI-CTI/TinySpecMCE,gencer/tinymce,collective/tinymce