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