ready-state-destroyed-execution-context.html

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This WPT test may be referenced by the following Test IDs:
- /IndexedDB/ready-state-destroyed-execution-context.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset=utf-8>

<title>readyState is valid when the execution context is destroyed</title>

<link rel="help" href="https://w3c.github.io/IndexedDB/#dom-idbrequest-readystate">

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

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

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

<script>

function load_iframe() {

    return new Promise(resolve => {

        const iframe = document.createElement('iframe');

        iframe.onload = () => { resolve(iframe); };

        document.documentElement.appendChild(iframe);

});

promise_test(async t => {

    const iframe = await load_iframe();

    const dbname = location + '-' + t.name;

    const openRequest = iframe.contentWindow.indexedDB.open(dbname);

    assert_equals(openRequest.readyState, 'pending');

    iframe.remove();

    assert_equals(typeof openRequest.readyState, 'string');

}, 'readyState accessor is valid after execution context is destroyed');

</script>