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<!doctype html>
<meta charset="utf-8">
Testing browser.test.* events from a page hosted on web-platform.test.
<script>
"use strict";
function send(detail) {
dispatchEvent(new CustomEvent("testEvent", { detail }));
}
let handlers = {
onTestStarted: data => send({ event: "onTestStarted", data }),
onTestFinished: data => send({ event: "onTestFinished", data }),
onAssertEquality: data => send({ event: "onAssertEquality", data }),
onAssert: data => send({ event: "onAssert", data }),
};
window.subscribe = () => {
if (!window.browser) {
send({ error: "Missing browser namespace." });
return;
}
if (!browser.test?.onTestFinished?.addListener) {
send({ error: "Missing browser.test.onTestFinished.addListener." });
return;
}
for (let [event, handler] of Object.entries(handlers)) {
browser.test[event].addListener(handler);
}
// If other things don't resolve collection of events, explicit timeout.
setTimeout(() => send({ error: "timeout" }), 5_000);
}
window.unsubscribe = () => {
for (let [event, handler] of Object.entries(handlers)) {
browser.test[event].removeListener(handler);
}
send({ done: "unsubscribed" });
}
</script>