minor symfony#11655 Failing test for non-trusted proxies (ged15)

This PR was submitted for the master branch but it was merged into the 2.3 branch instead (closes symfony#11655).

Discussion
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Failing test for non-trusted proxies

Discussion in symfony#11583
@fabpot, should this test fail?

Commits
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e0e82bb added tests for non-trusted proxies

Author: fabpot

src/Symfony/Component/HttpFoundation/Tests/RequestTest.php

@@ -1477,6 +1477,13 @@ public function testTrustedProxies()
         $this->assertEquals(80, $request->getPort());
         $this->assertFalse($request->isSecure());
 
+        // request is forwarded by a non-trusted proxy
+        Request::setTrustedProxies(array('2.2.2.2'));
+        $this->assertEquals('3.3.3.3', $request->getClientIp());
+        $this->assertEquals('example.com', $request->getHost());
+        $this->assertEquals(80, $request->getPort());
+        $this->assertFalse($request->isSecure());
+
         // trusted proxy via setTrustedProxies()
         Request::setTrustedProxies(array('3.3.3.3', '2.2.2.2'));
         $this->assertEquals('1.1.1.1', $request->getClientIp());