| <!doctype html> |
| <meta charset="utf-8"> |
| <title>Loading a non-parsing URL as an image should silently fail; triggering appropriate events</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <img id=brokenurl /> |
| <img id=emptysrc /> |
| <script> |
| async_test(function(t) { |
| var img = document.getElementById("brokenurl"); |
| img.src = "http://["; |
| var errorevent = false; |
| var loadendevent = false; |
| |
| // The errors should be queued in the event loop, so they should only trigger |
| // after this block of code finishes, not during the img.src setter itself |
| img.addEventListener('error', t.step_func(function() { |
| assert_false(loadendevent, "loadend should fire after error"); |
| errorevent = true; |
| t.step_timeout(t.step_func_done(function() { |
| assert_true(loadendevent, "loadend event fired"); |
| }), 0); |
| })); |
| img.addEventListener('loadend', t.step_func(function() { |
| assert_true(errorevent, "error event fired"); |
| loadendevent = true; |
| })); |
| }, 'src="http://["'); |
| |
| async_test(function(t) { |
| var img = document.getElementById("emptysrc"); |
| img.src = ""; |
| var loadendevent = false; |
| |
| // Setting src to empty string triggers only error event. |
| // The errors should be queued in the event loop, so they should only trigger |
| // after this block of code finishes, not during the img.src setter itself |
| img.addEventListener('error', t.step_func(function() { |
| // Queue this check in the event loop to check there is no loadend event |
| // fired. |
| t.step_timeout(t.step_func_done(function() { |
| assert_false(loadendevent, "loadend event should not be fired"); |
| }), 0); |
| })); |
| img.addEventListener('loadend', t.step_func(function() { |
| loadendevent = true; |
| })); |
| }, 'src=""'); |
| |
| </script> |
