public void Contains_NonExistantStringAndIndex_ReturnsFalse()
 {
     SafeExecuteTest(
         RandomDataSheetSpath,
         (spreadsheet) =>
         {
             var target = new SharedStringTableIndexer(spreadsheet.WorkbookPart.SharedStringTablePart);
             Assert.IsFalse(target.Contains(Guid.NewGuid().ToString()));
             Assert.IsFalse(target.Contains(target.UniqueCount + 1));
         });
 }
        public void Contains_ExistingStringAndIndex_ReturnsFalse()
        {
            SafeExecuteTest(
                RandomDataSheetSpath,
                (spreadsheet) =>
                {
                    var target = new SharedStringTableIndexer(spreadsheet.WorkbookPart.SharedStringTablePart);
                    var item = Guid.NewGuid().ToString();
                    var index = target.Add(item);

                    Assert.IsTrue(target.Contains(item));
                    Assert.IsTrue(target.Contains(index));
                });
        }