const DUMMY_1 = // eslint-disable-next-line @microsoft/sdl/no-insecure-url "http://example.org/browser/docshell/test/browser/dummy_page.html"; const DUMMY_2 = // eslint-disable-next-line @microsoft/sdl/no-insecure-url "http://example.com/browser/docshell/test/browser/dummy_page.html"; add_task(async function test_backAndReload() { await BrowserTestUtils.withNewTab( { gBrowser, url: DUMMY_1 }, async function (browser) { await BrowserTestUtils.crashFrame(browser); info("Start second load."); BrowserTestUtils.startLoadingURIString(browser, DUMMY_2); await BrowserTestUtils.waitForLocationChange(gBrowser, DUMMY_2); browser.goBack(); await BrowserTestUtils.waitForLocationChange(gBrowser); is( browser.browsingContext.childSessionHistory.index, 0, "We should have gone back to the first page" ); is( browser.browsingContext.childSessionHistory.count, 2, "If a tab crashes after a load has finished we shouldn't have an entry for about:tabcrashed" ); is( browser.documentURI.spec, DUMMY_1, "If a tab crashes after a load has finished we shouldn't have an entry for about:tabcrashed" ); } ); });