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"use strict";
/**
* Verify that loading an invalid URI does not clobber a previously-loaded page's history
* entry, but that the invalid URI gets its own history entry instead. We're checking this
* using nsIWebNavigation's canGoBack, as well as actually going back and then checking
* canGoForward.
*/
add_task(function* checkBackFromInvalidURI() {
yield pushPrefs(["keyword.enabled", false]);
let tab = yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:robots", true);
gURLBar.value = "::2600";
gURLBar.focus();
let promiseErrorPageLoaded = new Promise(resolve => {
tab.linkedBrowser.addEventListener("DOMContentLoaded", function onLoad() {
tab.linkedBrowser.removeEventListener("DOMContentLoaded", onLoad, false, true);
resolve();
}, false, true);
});
EventUtils.synthesizeKey("VK_RETURN", {});
yield promiseErrorPageLoaded;
ok(gBrowser.webNavigation.canGoBack, "Should be able to go back");
if (gBrowser.webNavigation.canGoBack) {
// Can't use DOMContentLoaded here because the page is bfcached. Can't use pageshow for
// the error page because it doesn't seem to fire for those.
let promiseOtherPageLoaded = BrowserTestUtils.waitForEvent(tab.linkedBrowser, "pageshow", false,
// Be paranoid we *are* actually seeing this other page load, not some kind of race
// for if/when we do start firing pageshow for the error page...
function(e) { return gBrowser.currentURI.spec == "about:robots" }
);
gBrowser.goBack();
yield promiseOtherPageLoaded;
ok(gBrowser.webNavigation.canGoForward, "Should be able to go forward from previous page.");
}
yield BrowserTestUtils.removeTab(tab);
});
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