Add test cases for isAllCharactersUniqueAndInASCII()#56

DatMV01 wants to merge 3 commits intorampatra:masterrampatra/Algorithms-and-Data-Structures-in-Java:masterfrom

DatMV01:test/add-unittest-isAllCharactersUniqueAndInASCIIDatMV01/Algorithms-and-Data-Structures-in-Java:test/add-unittest-isAllCharactersUniqueAndInASCIICopy head branch name to clipboard