/* Any copyright is dedicated to the Public Domain. * http://creativecommons.org/publicdomain/zero/1.0/ */ add_task(async function () { let firstLocation = // eslint-disable-next-line @microsoft/sdl/no-insecure-url "http://example.org/browser/browser/base/content/test/general/dummy_page.html"; await BrowserTestUtils.openNewForegroundTab(gBrowser, firstLocation); await ContentTask.spawn(gBrowser.selectedBrowser, {}, async function () { // Push the state before maximizing the window and clicking below. content.history.pushState("page2", "page2", "page2"); }); window.maximize(); // Find where the nav-bar is vertically. var navBar = document.getElementById("nav-bar"); var boundingRect = navBar.getBoundingClientRect(); var yPixel = boundingRect.top + Math.floor(boundingRect.height / 2); var xPixel = 0; // Use the first pixel of the screen since it is maximized. let popStatePromise = BrowserTestUtils.waitForContentEvent( gBrowser.selectedBrowser, "popstate", true ); EventUtils.synthesizeMouseAtPoint(xPixel, yPixel, {}, window); await popStatePromise; is( gBrowser.selectedBrowser.currentURI.spec, firstLocation, "Clicking the first pixel should have navigated back." ); window.restore(); gBrowser.removeCurrentTab(); });