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<!doctype html>
<meta charset="utf-8">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<script>
promise_test(t => {
const blob_contents = 'test blob contents';
const blob = new Blob([blob_contents]);
const worker = new Worker('resources/create-helper.js');
let url;
return new Promise(resolve => {
worker.onmessage = e => resolve(e.data);
worker.postMessage({blob: blob});
}).then(data => {
url = data.url;
let result = fetch(url);
worker.terminate();
return result;
}).then(response => response.text()).then(text => {
assert_equals(text, blob_contents);
return new Promise(resolve => t.step_timeout(resolve, 100));
}).then(() => promise_rejects_js(t, TypeError, fetch(url)));
}, 'Terminating worker revokes its URLs');
promise_test(t => {
const blob_contents = 'test blob contents';
const blob = new Blob([blob_contents]);
const frame = document.createElement('iframe');
frame.setAttribute('style', 'display:none;');
frame.src = 'resources/create-helper.html';
document.body.appendChild(frame);
let url;
return new Promise(resolve => {
frame.onload = t.step_func(e => {
resolve(e);
});
}).then(e => {
frame.contentWindow.postMessage({blob: blob}, '*');
return new Promise(resolve => {
self.addEventListener('message', t.step_func(e => {
if (e.source === frame.contentWindow) resolve(e);
}));
});
}).then(e => {
url = e.data.url;
let fetch_result = fetch(url);
document.body.removeChild(frame);
return fetch_result;
}).then(response => response.text()).then(text => {
assert_equals(text, blob_contents);
return new Promise(resolve => t.step_timeout(resolve, 100));
}).then(() => promise_rejects_js(t, TypeError, fetch(url)));
}, 'Removing an iframe revokes its URLs');
</script>
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