System.Data.Tests.DataColumnCollectionTest2.RemoveAt_Integer C# (CSharp) Метод

        public void RemoveAt_Integer()
        {
            DataTable dt = DataProvider.CreateParentDataTable();
            dt.Columns.CollectionChanged += new CollectionChangeEventHandler(Columns_CollectionChanged1);
            int originalColumnCount = dt.Columns.Count;
            dt.Columns.RemoveAt(0);
            Assert.Equal(originalColumnCount - 1, dt.Columns.Count);
            Assert.Equal(true, _eventOccured);

            Assert.Throws<IndexOutOfRangeException>(() =>
            {
                dt.Columns.RemoveAt(-1);
            });
        }