public function testCanChangePort()
{
$r = new Request('GET', 'http://www.foo.com:222');
$this->assertSame(222, $r->getPort());
$this->assertEquals('www.foo.com', $r->getHost());
$this->assertEquals('www.foo.com:222', $r->getHeader('host'));
$r->setPort(80);
$this->assertSame(80, $r->getPort());
$this->assertEquals('www.foo.com', $r->getHost());
$this->assertEquals('www.foo.com', $r->getHeader('host'));
}