public function testGetOptionalValue() { \OLOG\ConfWrapper::assignConfig(self::TEST_CONFIG_ARR); $this->assertEquals(self::TEST_VALUE, \OLOG\ConfWrapper::getOptionalValue(self::TEST_FIRST_LEVEL_STRING_KEY)); $this->assertEquals(self::TEST_DEFAULT_VALUE, \OLOG\ConfWrapper::getOptionalValue(self::TEST_FIRST_LEVEL_ARR_KEY . '.' . self::TEST_NOT_EXISTING_KEY, self::TEST_DEFAULT_VALUE)); }