iframe-load-event.html

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This WPT test may be referenced by the following Test IDs:
- /html/semantics/embedded-content/the-iframe-element/iframe-load-event.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>Test some sanity behavior around iframe load/error events</title>

<script src=/resources/testharness.js></script>

<script src=/resources/testharnessreport.js></script>

<body>

<script>

async_test(function(t) {

  var obj = document.createElement("iframe");

  obj.onload = t.step_func_done(function(e){

    assert_not_equals(obj.contentWindow, null, "The iframe element should represent a nested browsing context.")

    assert_equals(Object.getPrototypeOf(e).constructor, Event, "The load event should use the Event interface.");

    assert_true(e.isTrusted, "The load event should be a trusted event.");

    assert_false(e.cancelable, "The load event should not be a cancelable event.");

    assert_false(e.bubbles, "The load event should not be a bubble event.");

    assert_equals(e.target, obj, "The load event target should be the corresponding object element.");

});

  obj.onerror = t.unreached_func("The error event should not be fired.");

  var url = URL.createObjectURL(new Blob([""], { type: "text/html" }));

  obj.src = url;

  document.body.appendChild(obj);

}, "load event of blob URL");

async_test(function(t) {

  var obj = document.createElement("iframe");

  obj.onload = t.step_func_done(function(e){

    assert_not_equals(obj.contentWindow, null, "The object element should represent a nested browsing context.")

    assert_equals(Object.getPrototypeOf(e).constructor, Event, "The load event should use the Event interface.");

    assert_true(e.isTrusted, "The load event should be a trusted event.");

    assert_false(e.cancelable, "The load event should not be a cancelable event.");

    assert_false(e.bubbles, "The load event should not be a bubble event.");

    assert_equals(e.target, obj, "The load event target should be the corresponding object element.");

});

  obj.onerror = t.unreached_func("The error event should not be fired.");

  document.body.appendChild(obj);

}, "load event of initial about:blank");

</script>

</body>