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Test Info:
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
"use strict";
// Test that the browser remembers the previous scroll position after reload, even with
// NOTE: Using a real file instead data: URL since the bug won't happen on data: URL
const TEST_URI = URL_ROOT + "doc_inspector_highlighter_scroll.html";
add_task(async function () {
const { inspector } = await openInspectorForURL(TEST_URI);
await scrollContentPageNodeIntoView(gBrowser.selectedBrowser, "a");
await selectAndHighlightNode("a", inspector);
const markupLoaded = inspector.once("markuploaded");
const y = await getPageYOffset();
isnot(y, 0, "window scrolled vertically.");
info("Reloading page.");
await reloadBrowser();
info("Waiting for markupview to load after reload.");
await markupLoaded;
const newY = await getPageYOffset();
is(y, newY, "window remember the previous scroll position.");
});
async function getPageYOffset() {
return SpecialPowers.spawn(
gBrowser.selectedBrowser,
[],
() => content.pageYOffset
);
}