System.Data.Tests.DataViewTest2.AllowNew C# (CSharp) Method

        public void AllowNew()
        {
            DataTable dt = DataProvider.CreateParentDataTable();
            DataView dv = new DataView(dt);

            // AllowNew - default value
            Assert.Equal(true, dv.AllowNew);

            // AllowNew - true
            dv.AllowNew = true;
            Assert.Equal(true, dv.AllowNew);

            // AllowNew - false
            dv.AllowNew = false;
            Assert.Equal(false, dv.AllowNew);

            // AllowNew - exception
            Assert.Throws<DataException>(() =>
            {
                dv.AddNew();
            });

            dv.AllowNew = true;
            int RowsCount = dv.Count;

            // AllowNew - exception
            dv.AddNew();
            Assert.Equal(RowsCount + 1, dv.Count);
        }