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// Note: Following utility functions are expected to be used from
// session-history-* test files.
async function waitChannelMessage(testName, uid) {
const result = new Promise((resolve) => {
const testChannel = new PrerenderChannel(testName, uid);
testChannel.addEventListener(
"message",
(e) => {
testChannel.close();
resolve(e.data);
},
{ once: true },
);
});
return result;
}
async function runTestInPrerender(testName, uid) {
const result = waitChannelMessage(`test-channel-${testName}`, uid);
// Run test in a new window for test isolation.
const prerender = "session-history-prerender.https.html";
window.open(
`./resources/session-history-initiator.https.html?prerender=${prerender}&testName=${testName}&uid=${uid}`,
"_blank",
"noopener",
);
return result;
}
// This will activate the prerendered context created in runTestInPrerender
// and then run the post-activation variation of `testName`.
async function runTestInActivatedPage(testName, uid) {
const testChannel = new PrerenderChannel(`test-channel-${testName}`, uid);
testChannel.postMessage("activate");
testChannel.close();
return waitChannelMessage(`test-channel-${testName}`, uid);
}
|
