| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <!-- Conceptually this is just a crashtest, but we need testharness.js so that testdriver works as expected, see https://github.com/web-platform-tests/wpt/issues/31739 --> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-actions.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <link rel=help href="https://bugzilla.mozilla.org/show_bug.cgi?id=1739079"> |
| <span id="outer"></span> |
| <script> |
| const t = async_test("Shouldn't crash when dragging disabled textarea in shadow dom"); |
| const outer = document.getElementById("outer"); |
| outer.attachShadow({ mode: "open" }).innerHTML = ` |
| <span id="inner" style="pointer-events: none"> |
| <textarea disabled></textarea> |
| </span> |
| `; |
| const inner = outer.shadowRoot.getElementById("inner"); |
| inner.attachShadow({ mode: "open" }).innerHTML = ` |
| <div style="display: flex"> |
| <slot></slot> |
| </div> |
| `; |
| const textarea = outer.shadowRoot.querySelector("textarea"); |
| window.addEventListener("load", t.step_func(function() { |
| const rect = textarea.getBoundingClientRect(); |
| new test_driver.Actions() |
| .pointerMove(rect.left + 5, rect.top + 5) |
| .pointerDown() |
| .pointerMove(rect.left, + 50, rect.top + 50) |
| .pointerMove(0, 0) |
| .pointerUp() |
| .send() |
| .then(t.step_func_done(function() { |
| assert_true(true, "Didn't crash nor hang"); |
| })); |
| })); |
| </script> |
