public void TitleReturn_CorrectStr_CorrectTitle()
{
string str = "Id: 6 Title: RPG Category: Card RPG";
string firstStr = "Title";
string secStr = "Category";
string expected = "RPG";
SubString subString = GetSubString();
string actual = subString.TitleReturn(str, firstStr, secStr);
Assert.AreEqual(expected, actual);
}