public function testJsonEncode()
{
$function = new JsFunction();
$function->setBody("alert('Hello world')");
$encodedVal = Json::encode(array('foo' => 'bar', 'number' => (int) '5', 'onclick' => $function->__toString()));
$this->assertEquals('{"foo":"bar","number":5,"onclick":"function(){alert(\'Hello world\')}"}', $encodedVal);
}
