public function testClone()
{
$env = 'test_env';
$debug = true;
$app = new AppForTest(array('environment' => $env, 'debug' => $debug));
$clone = clone $app;
$this->assertEquals($env, $clone->getEnvironment());
$this->assertEquals($debug, $clone->isDebug());
$this->assertFalse($clone->isBooted());
$this->assertLessThanOrEqual(microtime(true), $clone->getStartTime());
$this->assertNull($clone->getContainer());
}