| This tests viewport datagrid. |
| Nodes attached to dom: |
| a0 |
| a1 |
| a2 |
| a3 |
| a4 |
| a5 |
| a6 |
| |
| Scrolled down to 133px |
| Nodes attached to dom: |
| a6 |
| a7 |
| a8 |
| a9 |
| a10 |
| a11 |
| a12 |
| |
| Scrolled down to 312px |
| Nodes attached to dom: |
| a15 |
| a16 |
| a17 |
| a18 |
| a19 |
| a20 |
| a21 |
| |
| Scrolled down to 1000px - should be at bottom |
| Nodes attached to dom: |
| a23 |
| a24 |
| a25 |
| a26 |
| a27 |
| a28 |
| a29 |
| |
| Scrolled up to 0px |
| Nodes attached to dom: |
| a0 |
| a1 |
| a2 |
| a3 |
| a4 |
| a5 |
| a6 |
| |
| Testing removal of some nodes in viewport |
| Should be missing node 0, 1, 3, 5 from dom: |
| Nodes attached to dom: |
| a2 |
| a4 |
| a6 |
| a7 |
| a8 |
| a9 |
| a10 |
| |
| Testing adding of some nodes back into viewport |
| Nodes should be the same as previous dump because of throttling: |
| Nodes attached to dom: |
| a2 |
| a4 |
| a6 |
| a7 |
| a8 |
| a9 |
| a10 |
| |
| Should have nodes 0, 1, 3, 5 back in dom and previously added nodes removed: |
| Nodes attached to dom: |
| a0 |
| a1 |
| a2 |
| a3 |
| a4 |
| a5 |
| a6 |
| |
| |
