| This is a testharness.js-based test. | |
| PASS onchange adds listener | |
| FAIL onchange removes listener assert_equals: expected 1 but got 0 | |
| FAIL listeners for "change" type are called assert_equals: expected 1 but got 0 | |
| PASS listeners with different type are not called | |
| FAIL addEventListener "once" option is respected assert_equals: expected 1 but got 0 | |
| PASS removeEventListener removes listener | |
| PASS dispatchEvent works as expected | |
| Harness: the test ran to completion. | |