public void AddColumns()
{
Column[] columns = new Column[] {
new Column("Name", ColumnType.String),
new Column("Age", ColumnType.Integer)
};
Set set = new Set(columns);
NameValues values = new NameValues();
values.Add("Name", "Adam");
values.Add("Age", 800);
set = set.AddTuple(values);
Column[] newcolumns = new Column[] {
new Column("Height", ColumnType.Integer),
new Column("Weight", ColumnType.Integer)
};
var result = set.AddColumns(newcolumns);
Assert.AreNotEqual(result, set);
Assert.IsNotNull(result.Tuples);
Assert.AreEqual(1, result.Tuples.Count());
Assert.AreEqual(4, result.Columns.Count());
Tuple tuple = result.Tuples.First();
Assert.AreEqual("Adam", tuple[0]);
Assert.AreEqual(800, tuple[1]);
Assert.IsNull(tuple[2]);
Assert.IsNull(tuple[3]);
}
