    public function testPortIsNullIfStandardPortForScheme()
    {
        // HTTPS standard port
        $uri = new Uri('https://example.com:443');
        $this->assertNull($uri->getPort());
        $this->assertSame('example.com', $uri->getAuthority());

        $uri = (new Uri('https://example.com'))->withPort(443);
        $this->assertNull($uri->getPort());
        $this->assertSame('example.com', $uri->getAuthority());

        // HTTP standard port
        $uri = new Uri('http://example.com:80');
        $this->assertNull($uri->getPort());
        $this->assertSame('example.com', $uri->getAuthority());

        $uri = (new Uri('http://example.com'))->withPort(80);
        $this->assertNull($uri->getPort());
        $this->assertSame('example.com', $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.