titleCase("I'm a little tea pot") should return a string.
testString: assert(typeof titleCase("I'm a little tea pot") === "string");
- text: titleCase("I'm a little tea pot") should return I'm A Little Tea Pot.
testString: assert(titleCase("I'm a little tea pot") === "I'm A Little Tea Pot");
- text: titleCase("sHoRt AnD sToUt") should return Short And Stout.
testString: assert(titleCase("sHoRt AnD sToUt") === "Short And Stout");
- text: titleCase("HERE IS MY HANDLE HERE IS MY SPOUT") should return Here Is My Handle Here Is My Spout.
testString: assert(titleCase("HERE IS MY HANDLE HERE IS MY SPOUT") === "Here Is My Handle Here Is My Spout");
```