public function testSettingAlgorithm() { $this->assertNotEquals('sha256', self::$config->getAlgorithm()); Config::setAlgorithm('sha256'); $this->assertEquals('sha256', self::$config->getAlgorithm()); $set = Config::setAlgorithm('nonexistent'); $this->assertFalse($set); $this->assertEquals('sha256', self::$config->getAlgorithm()); }