    public function testPortIsReturnedIfSchemeUnknown()
    {
        $uri = (new Uri('//example.com'))->withPort(80);

        $this->assertSame(80, $uri->getPort());
        $this->assertSame('example.com:80', $uri->getAuthority());
    }
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.