System.Data.Tests.DataColumnCollectionTest2.AddRange_DataColumn1 C# (CSharp) Method

        public void AddRange_DataColumn1()
        {
            DataTable dt = new DataTable();
            dt.Columns.AddRange(GetDataColumArray());
            Assert.Equal(2, dt.Columns.Count);
            Assert.Equal("col1", dt.Columns[0].ColumnName);
            Assert.Equal("col2", dt.Columns[1].ColumnName);
            Assert.Equal(typeof(int), dt.Columns[0].DataType);
            Assert.Equal(typeof(string), dt.Columns[1].DataType);
        }