| PASS: Initial value of datagrid.columns is defined. |
| PASS: Initial length of datagrid.columns is 0. |
| PASS: Column returned from add. |
| PASS: We have one column in the list. |
| PASS: The column at item(0) is the column we got back from add. |
| PASS: The column at index 0 is the column we got back from add. |
| PASS: The column when referenced by name is the one we got back from add. |
| PASS: The column's ID is fromcol as expected. |
| PASS: The column's label is From as expected. |
| PASS: The column's type is text as expected. |
| PASS: The column's primary property is true as expected. |
| PASS: The column's sortable property is 2 as expected. |
| PASS: The column returned from add is now the primary column. |
| |
