Function test

apps/automated/src/ui/view/view-tests-common.ts:6–19

(views: Array<View>)

export function test_eachDescendant() {
	const test = function (views: Array<View>) {
		// traverse the visual tree and verify the hierarchy
		let counter = 0;
		const callback = function (child: View): boolean {
			TKUnit.assert(child === views[counter]);
			counter++;

			return true;
		};

		eachDescendant(<any>Frame.topmost(), callback);
		// Descendants: page, actionBar, button
		TKUnit.assertEqual(counter, 3, 'descendants');
	};

	helper.do_PageTest_WithButton(test);
}