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Test Info:
/* Any copyright is dedicated to the Public Domain.
*/
add_task(async function testToggleToolbarButton() {
await PrintHelper.withTestPage(async helper => {
CustomizableUI.addWidgetToArea("print-button", CustomizableUI.AREA_NAVBAR);
helper.assertDialogClosed();
// get the button from the toolbar
let button = document.getElementById("print-button");
// click the toolbar button
EventUtils.synthesizeMouseAtCenter(button, {});
await helper.waitForDialog();
// ensure dialog box is open
helper.assertDialogOpen();
// click toolbar button again to close dialog box
EventUtils.synthesizeMouseAtCenter(button, {});
helper.assertDialogClosed();
});
});