Unit tests: word gap - space condensing (#4036)
Unit tests: word gap - space condensing (#4036)


Frenzie/koreader,koreader/koreader,NiLuJe/koreader,poire-z/koreader,NiLuJe/koreader,Markismus/koreader,mwoz123/koreader,Hzj-jie/koreader,koreader/koreader,mihailim/koreader,pazos/koreader,Frenzie/koreader,houqp/koreader,poire-z/koreader