public function testMain()
{
$cf = new Configuration('test');
$cf->write('hoge', 'fuga');
$this->assertEquals($cf->read('hoge'), 'fuga');
$cf->write('a.b.c', 'aaaa');
$this->assertTrue(is_array($cf->read('a.b')));
$this->assertEquals($cf->read('a.b.c'), 'aaaa');
$cf->loadFile(TEST_DIR . '/config/load_test.php');
$cf->loadDir(TEST_DIR . '/config/test', null, ['all', 'dev']);
$spec = $cf->read('service.logger');
$logger = call_user_func($spec['class'] . '::' . $spec['method'], $spec['config']);
$logger->info('ちゃんとロガーが起動できました');
$cf->save();
}
