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<!DOCTYPE html>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script src="../resources/utils.js"></script>
<script src="resources/utils.js"></script>
<body>
<script>
setup(() => assertSpeculationRulesIsSupported());
// ResizeTo and ResizeBy operations should be ignored.
// See https://github.com/jeremyroman/alternate-loading-modes/issues/73.
['resizeTo', 'resizeBy'].forEach(resizeFunc => {
promise_test(
async t => {
const uid = token();
const bc = new PrerenderChannel('test-channel', uid);
t.add_cleanup(_ => bc.close());
const gotMessage = new Promise(resolve => {
bc.addEventListener('message', e => {
resolve(e.data);
}, {once: true});
});
const url = `resources/window-resize.html?resize=${resizeFunc}&uid=${uid}`;
// We have to open a new window to run the test, since a window that was
// not created by window.open() cannot be resized.
window.open(
url, '_blank',
`width=${window.screen.availWidth / 2},height=${
window.screen.availHeight / 2},noopener`);
const result = await gotMessage;
assert_equals(result.status, 'PASS');
assert_equals(
result.prevRect.width, result.newRect.width,
'width for prerendering');
assert_equals(
result.prevRect.height, result.newRect.height,
'height for prerendering');
},
`a prerendering page cannot resize its window by executing ${
resizeFunc}.`);
});
</script>
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