fune/browser/base/content/test/newtab/browser_newtab_bug991210.js

34 lines
1.3 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
add_task(async function() {
// turn off preload to ensure that a newtab page loads
await pushPrefs(["browser.newtab.preload", false]);
// add a test provider that waits for load
let afterLoadProvider = {
getLinks(callback) {
this.callback = callback;
},
addObserver() {},
};
NewTabUtils.links.addProvider(afterLoadProvider);
// wait until about:newtab loads before calling provider callback
await BrowserTestUtils.openNewForegroundTab(gBrowser, "about:newtab");
afterLoadProvider.callback([]);
await ContentTask.spawn(gBrowser.selectedBrowser, {}, async function() {
let {_cellHeight, _cellWidth, node} = content.gGrid;
Assert.notEqual(_cellHeight, null, "grid has a computed cell height");
Assert.notEqual(_cellWidth, null, "grid has a computed cell width");
let {height, maxHeight, maxWidth} = node.style;
Assert.notEqual(height, "", "grid has a computed grid height");
Assert.notEqual(maxHeight, "", "grid has a computed grid max-height");
Assert.notEqual(maxWidth, "", "grid has a computed grid max-width");
});
// restore original state
NewTabUtils.links.removeProvider(afterLoadProvider);
});