public function testItCanCacheWidgets()
{
$output = $this->factory->run('testCachedWidget', ['foo' => 'bar']);
$key = 'arrilot.widgets.' . serialize(['testCachedWidget', ['foo' => 'bar']]);
$widget = new TestCachedWidget();
$this->assertEquals('Cached output. Key: ' . $key . ', minutes: ' . $widget->cacheTime, $output);
}