System.Data.Tests.DataColumnCollectionTest2.TestRemove_CollectionChanged C# (CSharp) Method

        public void TestRemove_CollectionChanged()
        {
            DataTable dt = DataProvider.CreateParentDataTable();

            dt.Columns.CollectionChanged += new CollectionChangeEventHandler(Columns_CollectionChanged);
            DataColumn c = dt.Columns.Add("tempCol");
            _counter = 0;
            dt.Columns.Remove("tempCol");

            Assert.Equal(1, _counter);
            Assert.Equal(c, _change_element);
        }