fune/browser/base/content/test/newtab/browser_newtab_bug998387.js

39 lines
1.3 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
add_task(async function() {
// set max rows to 1, to avoid scroll events by clicking middle button
await pushPrefs(["browser.newtabpage.rows", 1]);
await setLinks("0");
await addNewTabPageTab();
// we need a second newtab to honor max rows
await addNewTabPageTab();
await ContentTask.spawn(gBrowser.selectedBrowser, {index: 0}, async function(args) {
let {site} = content.wrappedJSObject.gGrid.cells[args.index];
let origOnClick = site.onClick;
site.onClick = e => {
origOnClick.call(site, e);
sendAsyncMessage("test:clicked-on-cell", {});
};
});
let mm = gBrowser.selectedBrowser.messageManager;
let messagePromise = new Promise(resolve => {
mm.addMessageListener("test:clicked-on-cell", function onResponse(message) {
mm.removeMessageListener("test:clicked-on-cell", onResponse);
resolve();
});
});
// Send a middle-click and make sure it happened
await BrowserTestUtils.synthesizeMouseAtCenter(".newtab-control-block",
{button: 1}, gBrowser.selectedBrowser);
await messagePromise;
ok(true, "middle click triggered click listener");
// Make sure the cell didn't actually get blocked
await checkGrid("0");
});