mozilla-central/testing/web-platform/tests/html/browsers/the-window-object/accessing-other-browsing-contexts/indexed-browsing-contexts-01.html

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  • This WPT test may be referenced by the following Test IDs:
<!DOCTYPE html>
<meta charset="utf-8">
<title>HTML Test: the browsing contexts must be sorted in the order that their containers were inserted into the Document</title>
<link rel="author" title="Intel" href="http://www.intel.com/" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<script>
var t1 = async_test("The window's length must return the number of child browsing contexts(in iframe)");
function on_load1(fr) {
t1.step(function () {
var doc = fr.contentDocument;
var fr3 = doc.createElement("iframe");
fr3.setAttribute("id", "fr3");
doc.body.insertBefore(fr3, doc.getElementById("tbl"));
assert_equals(fr.contentWindow.length, 3, "The window.length should be 3.");
assert_array_equals([fr.contentWindow[0].frameElement, fr.contentWindow[1].frameElement, fr.contentWindow[2].frameElement],
[fr.contentDocument.getElementById("fr4"), fr.contentDocument.getElementById("fr5"), fr.contentDocument.getElementById("fr3")],
"The child browsing contexts must be sorted in the order that their containers were inserted into the Document.");
});
t1.done();
}
var t2 = async_test("The window's length must return zero if it has no child browsing context");
function on_load2(fr) {
t2.step(function () {
assert_equals(fr.contentWindow.length, 0, "The window.length should be 0.");
});
t2.done();
}
</script>
<iframe id="fr1" src="test1.html" style="display:none" onload="on_load1(this)"></iframe>
<iframe id="fr2" src="test2.html" style="display:none" onload="on_load2(this)"></iframe>
<script>
test(function () {
assert_equals(window.length, 2, "The window.length should be 2.");
assert_array_equals([window[0].frameElement, window[1].frameElement],
[document.getElementById("fr1"), document.getElementById("fr2")],
"The child browsing contexts must be sorted in the tree order.");
}, "The window's length must return the number of child browsing contexts");
</script>