| <!DOCTYPE html> |
| <title>synthetic clipboard events should not be composed</title> |
| <link rel="help" href="https://w3c.github.io/clipboard-apis/#clipboard-event-copy"> |
| <link rel="help" href="https://w3c.github.io/clipboard-apis/#clipboard-event-cut"> |
| <link rel="help" href="https://w3c.github.io/clipboard-apis/#clipboard-event-paste"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <div id=log></div> |
| <script> |
| const EVENTS = [ 'copy', 'cut', 'paste' ]; |
| |
| EVENTS.forEach(name => { |
| function testEvent(name, init, composed_flag_expectation, name) { |
| async_test(function(test) { |
| document.addEventListener(name, test.step_func_done((e) => { |
| assert_false(e.isTrusted, `synthetic ${name} event is untrusted`); |
| assert_equals(e.composed, composed_flag_expectation, |
| `composed flag should be ${composed_flag_expectation}`); |
| })); |
| let event = new ClipboardEvent(name, init); |
| document.dispatchEvent(event); |
| }, name); |
| } |
| |
| testEvent(name, { bubbles: true, cancellable: true}, false, |
| `Unspecified synthetic ${name} event should not be composed.`); |
| testEvent(name, { bubbles: true, cancelable: true, composed: true }, true, |
| `Synthetic ${name} event can be explicitly composed.`); |
| testEvent(name, { bubbles: true, cancelable: true, composed: false }, false, |
| `Synthetic ${name} event can be explicitly uncomposed.`); |
| }); |
| </script> |
