Files
UXP-Fixed/devtools/client/responsive.html/test/browser/browser_frame_script_active.js
2018-02-02 04:16:08 -05:00

47 lines
1.5 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Verify frame script is active when expected.
const e10s = require("devtools/client/responsive.html/utils/e10s");
const TEST_URL = "http://example.com/";
add_task(function* () {
let tab = yield addTab(TEST_URL);
let { ui } = yield openRDM(tab);
let mm = ui.getViewportBrowser().messageManager;
let { active } = yield e10s.request(mm, "IsActive");
is(active, true, "Frame script is active");
yield closeRDM(tab);
// Must re-get the messageManager on each run since it changes when RDM opens
// or closes due to the design of swapFrameLoaders. Also, we only have access
// to a valid `ui` instance while RDM is open.
mm = tab.linkedBrowser.messageManager;
({ active } = yield e10s.request(mm, "IsActive"));
is(active, false, "Frame script is active");
// Try another round as well to be sure there is no state saved anywhere
({ ui } = yield openRDM(tab));
mm = ui.getViewportBrowser().messageManager;
({ active } = yield e10s.request(mm, "IsActive"));
is(active, true, "Frame script is active");
yield closeRDM(tab);
// Must re-get the messageManager on each run since it changes when RDM opens
// or closes due to the design of swapFrameLoaders. Also, we only have access
// to a valid `ui` instance while RDM is open.
mm = tab.linkedBrowser.messageManager;
({ active } = yield e10s.request(mm, "IsActive"));
is(active, false, "Frame script is active");
yield removeTab(tab);
});