public void DmTable_GetChanges()
{
tbl.AcceptChanges();
tbl.Rows[0]["CustomerID"] = 100;
tbl.Rows[1]["Title"] = "trololoo";
tbl.Rows[4].SetAdded();
tbl.Rows[5].SetModified();
tbl.Rows[6].Delete();
var changes = tbl.GetChanges();
Assert.NotSame(tbl, changes);
Assert.Equal(5, changes.Rows.Count);
var changes2 = tbl.GetChanges(DmRowState.Added);
Assert.NotSame(tbl, changes2);
Assert.Single(changes2.Rows);
var changes3 = tbl.GetChanges(DmRowState.Added | DmRowState.Modified);
Assert.NotSame(tbl, changes3);
Assert.Equal(4, changes3.Rows.Count);
var changes4 = tbl.GetChanges(DmRowState.Deleted);
Assert.NotSame(tbl, changes4);
Assert.Single(changes4.Rows);
}