| <!DOCTYPE html> |
| <meta charset="utf-8" > |
| <meta name="author" title="Di Zhang" href="mailto:dizhangg@chromium.org"> |
| <meta name="assert" content="Remove assigned light nodes of a slot, when dynamically created."> |
| <title>Shadow DOM: Slots and fallback contents</title> |
| <link rel="match" href="slot-fallback-content-004-ref.html"> |
| |
| <p>Test passes if there is one line of text "SLOT1" below.</p> |
| |
| <div id="host1"> |
| <slot id="slot1" name="slot1">SLOT1</slot> |
| <div id="A" slot="slot1">FAIL</div> |
| </div> |
| |
| <p>Test passes if empty.</p> |
| |
| <div id="host2"> |
| <slot id="slot2" name="slot2"></slot> |
| <div id="B" slot="slot2">FAIL</div> |
| </div> |
| |
| <p>Test passes if there is one line of text "SLOT3" below.</p> |
| |
| <div id="host3"> |
| <slot id="slot3" name="slot3">SLOT3</slot> |
| <div id="C" slot="slot3">FAIL</div> |
| </div> |
| |
| <p>Test passes if there is one line of text "SLOT4" below.</p> |
| |
| <div id="host4"> |
| <slot id="slot4" name="slot4">SLOT4</slot> |
| <div id="D" slot="slot4">FAIL</div> |
| </div> |
| |
| <script> |
| // Remove a slot's assigned node should show fallback content |
| const shadowRoot1 = host1.attachShadow({ mode: "open" }); |
| shadowRoot1.appendChild(slot1); |
| A.remove(); |
| |
| // Remove a slot's assigned node with no fallback should show nothing |
| const shadowRoot2 = host2.attachShadow({ mode: "open" }); |
| shadowRoot2.appendChild(slot2); |
| B.remove(); |
| |
| // Remove the slot attribute to an assigned node should show fallback content |
| const shadowRoot3 = host3.attachShadow({ mode: "open" }); |
| shadowRoot3.appendChild(slot3); |
| C.removeAttribute('slot'); |
| |
| // Change the slot attribute to an assigned node to an unknown slot |
| // should show fallback content |
| const shadowRoot4 = host4.attachShadow({ mode: "open" }); |
| shadowRoot4.appendChild(slot4); |
| D.setAttribute('slot', 'invalid'); |
| |
| </script> |