/**
 * Clean up the testing environment before the next test.
 *
 * @return void
 */
protected function tearDown()
{
    if ($this->app) {
        foreach ($this->beforeApplicationDestroyedCallbacks as $callback) {
            call_user_func($callback);
        }

        $this->app->flush();

        $this->app = null;
    }

    $this->setUpHasRun = false;

    if (property_exists($this, 'serverVariables')) {
        $this->serverVariables = [];
    }

    if (property_exists($this, 'defaultHeaders')) {
        $this->defaultHeaders = [];
    }

    if (class_exists('Mockery')) {
        if ($container = Mockery::getContainer()) {
            $this->addToAssertionCount($container->mockery_getExpectationCount());
        }

        Mockery::close();
    }

    if (class_exists(Carbon::class)) {
        Carbon::setTestNow();
    }

    $this->afterApplicationCreatedCallbacks = [];
    $this->beforeApplicationDestroyedCallbacks = [];

    Artisan::forgetBootstrappers();
}