mozilla-central/toolkit/components/extensions/test/xpcshell/test_ext_runtime_ports.js (file symbol)

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Test Info: Warnings

"use strict";
add_task(async function test_port_disconnected_from_wrong_window() {
let extensionData = {
background() {
let num = 0;
let ports = {};
let done = false;
browser.runtime.onConnect.addListener(port => {
num++;
ports[num] = port;
port.onMessage.addListener(msg => {
browser.test.assertEq(msg, "port-2-response", "Got port 2 response");
browser.test.sendMessage(msg + "-received");
done = true;
});
port.onDisconnect.addListener(() => {
if (port === ports[1]) {
browser.test.log("Port 1 disconnected, sending message via port 2");
ports[2].postMessage("port-2-msg");
} else {
browser.test.assertTrue(
done,
"Port 2 disconnected only after a full roundtrip received"
);
}
});
browser.test.sendMessage("port-connect-" + num);
});
},
files: {
"page.html": `
<!DOCTYPE html><meta charset="utf8">
<script src="script.js"></script>
`,
"script.js"() {
let port = browser.runtime.connect();
port.onMessage.addListener(msg => {
browser.test.assertEq(msg, "port-2-msg", "Got message via port 2");
port.postMessage("port-2-response");
});
},
},
};
let extension = ExtensionTestUtils.loadExtension(extensionData);
let url = `moz-extension://${extension.uuid}/page.html`;
await extension.startup();
let page1 = await ExtensionTestUtils.loadContentPage(url, { extension });
await extension.awaitMessage("port-connect-1");
info("First page opened port 1");
let page2 = await ExtensionTestUtils.loadContentPage(url, { extension });
await extension.awaitMessage("port-connect-2");
info("Second page opened port 2");
info("Closing the first page should not close port 2");
await page1.close();
await extension.awaitMessage("port-2-response-received");
info("Roundtrip message through port 2 received");
await page2.close();
await extension.unload();
});