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function LocationChangeListener(browser) {
this.browser = browser;
browser.addProgressListener(this);
}
LocationChangeListener.prototype = {
wasSynthetic: false,
browser: null,
destroy: function() {
this.browser.removeProgressListener(this);
},
onLocationChange: function(webProgress, request, location, flags) {
this.wasSynthetic = this.browser.isSyntheticDocument;
},
QueryInterface: XPCOMUtils.generateQI([Ci.nsIWebProgressListener,
Ci.nsISupportsWeakReference])
}
const FILES = gTestPath.replace("browser_isSynthetic.js", "")
.replace("chrome://mochitests/content/", "http://example.com/");
function waitForPageShow(browser) {
return ContentTask.spawn(browser, null, function*() {
Cu.import("resource://gre/modules/PromiseUtils.jsm");
yield new Promise(resolve => {
let listener = () => {
removeEventListener("pageshow", listener, true);
resolve();
}
addEventListener("pageshow", listener, true);
});
});
}
add_task(function*() {
let tab = gBrowser.addTab("about:blank");
let browser = tab.linkedBrowser;
yield BrowserTestUtils.browserLoaded(browser);
let listener = new LocationChangeListener(browser);
is(browser.isSyntheticDocument, false, "Should not be synthetic");
let loadPromise = waitForPageShow(browser);
browser.loadURI("data:text/html;charset=utf-8,<html/>");
yield loadPromise;
is(listener.wasSynthetic, false, "Should not be synthetic");
is(browser.isSyntheticDocument, false, "Should not be synthetic");
loadPromise = waitForPageShow(browser);
browser.loadURI(FILES + "empty.png");
yield loadPromise;
is(listener.wasSynthetic, true, "Should be synthetic");
is(browser.isSyntheticDocument, true, "Should be synthetic");
loadPromise = waitForPageShow(browser);
browser.goBack();
yield loadPromise;
is(listener.wasSynthetic, false, "Should not be synthetic");
is(browser.isSyntheticDocument, false, "Should not be synthetic");
loadPromise = waitForPageShow(browser);
browser.goForward();
yield loadPromise;
is(listener.wasSynthetic, true, "Should be synthetic");
is(browser.isSyntheticDocument, true, "Should be synthetic");
listener.destroy();
gBrowser.removeTab(tab);
});
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