System.Data.Tests.DataTableCollectionTest2.IndexOf_ByDataTable C# (CSharp) Метод

        public void IndexOf_ByDataTable()
        {
            var ds = new DataSet();
            DataTable dt = new DataTable("NewTable1");
            DataTable dt1 = new DataTable("NewTable2");
            ds.Tables.AddRange(new DataTable[] { dt, dt1 });

            Assert.Equal(0, ds.Tables.IndexOf(dt));
            Assert.Equal(1, ds.Tables.IndexOf(dt1));

            ds.Tables.IndexOf((DataTable)null);

            DataTable dt2 = new DataTable("NewTable2");

            Assert.Equal(-1, ds.Tables.IndexOf(dt2));
        }