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41 lines
1.6 KiB
JavaScript
41 lines
1.6 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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const PRELOAD_PREF = "browser.newtab.preload";
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function runTests() {
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// turn off preload to ensure that a newtab page loads
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Services.prefs.setBoolPref(PRELOAD_PREF, false);
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// add a test provider that waits for load
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let afterLoadProvider = {
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getLinks: function(callback) {
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this.callback = callback;
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},
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addObserver: function() {},
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};
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NewTabUtils.links.addProvider(afterLoadProvider);
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// wait until about:newtab loads before calling provider callback
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addNewTabPageTab();
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let browser = gWindow.gBrowser.selectedBrowser;
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yield browser.addEventListener("load", function onLoad() {
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browser.removeEventListener("load", onLoad, true);
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// afterLoadProvider.callback has to be called asynchronously to make grid
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// initilize after "load" event was handled
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executeSoon(() => afterLoadProvider.callback([]));
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}, true);
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let {_cellMargin, _cellHeight, _cellWidth, node} = getGrid();
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isnot(_cellMargin, null, "grid has a computed cell margin");
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isnot(_cellHeight, null, "grid has a computed cell height");
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isnot(_cellWidth, null, "grid has a computed cell width");
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let {height, maxHeight, maxWidth} = node.style;
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isnot(height, "", "grid has a computed grid height");
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isnot(maxHeight, "", "grid has a computed grid max-height");
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isnot(maxWidth, "", "grid has a computed grid max-width");
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// restore original state
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NewTabUtils.links.removeProvider(afterLoadProvider);
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Services.prefs.clearUserPref(PRELOAD_PREF);
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}
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