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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<link rel="help" href="https://github.com/w3c/web-share/pull/113" />
<title>WebShare Test: only one share at a time</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
</head>
<body>
<button>
<script>
setup({ allow_uncaught_exception:true });
promise_test(async t => {
const button = document.querySelector("button");
const p = new Promise(r => {
button.onclick = () => {
const promises = [];
promises.push(
navigator.share({ title: "should be pending" }),
navigator.share({ title: "should reject" }),
navigator.share({ title: "should also reject" })
);
r(promises);
};
});
test_driver.click(button);
const [, promise2, promise3] = await p;
await Promise.all([
promise_rejects_dom(t, "InvalidStateError", promise2),
promise_rejects_dom(t, "InvalidStateError", promise3)
]);
}, "Only allow one share call at a time, which is controlled by the [[sharePromise]] internal slot.");
</script>
</body>
</html>
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