Fix requested changes on PR

.travis.yml

@@ -17,4 +17,4 @@ before_script:
     - sh tests/ab/run_ab_tests.sh
 
 script:
-    - phpunit
+    - vendor/bin/phpunit

src/Handshake/ServerNegotiator.php

@@ -62,13 +62,7 @@ class ServerNegotiator implements NegotiatorInterface {
             'Sec-WebSocket-Protocol' => implode(', ', $this->_supportedSubProtocols)
         ];
         if (true !== $this->verifier->verifyUpgradeRequest($request->getHeader('Upgrade'))) {
-            return new Response(
-                426,
-                $upgradeSuggestion,
-                null,
-                '1.1',
-                'Upgrade header MUST be provided'
-            );
+            return new Response(426, $upgradeSuggestion, null, '1.1', 'Upgrade header MUST be provided');
         }
 
         if (true !== $this->verifier->verifyConnection($request->getHeader('Connection'))) {
@@ -80,12 +74,6 @@ class ServerNegotiator implements NegotiatorInterface {
         }
 
         if (true !== $this->verifier->verifyVersion($request->getHeader('Sec-WebSocket-Version'))) {
-            /*
-             * https://tools.ietf.org/html/rfc7230#section-6.7
-             * A server that sends a 426 (Upgrade Required) response MUST send an
-             * Upgrade header field to indicate the acceptable protocols, in order
-             * of descending preference
-             */
             return new Response(426, $upgradeSuggestion);
         }
 
@@ -99,7 +87,7 @@ class ServerNegotiator implements NegotiatorInterface {
             }, null);
 
             if ($this->_strictSubProtocols && null === $match) {
-                return new Response(426, $upgradeSuggestion);
+                return new Response(426, $upgradeSuggestion, null, '1.1', 'No Sec-WebSocket-Protocols requested supported');
             }
 
             if (null !== $match) {

tests/unit/Handshake/ServerNegotiatorTest.php

@@ -136,7 +136,7 @@ Accept-Language: en-US,en;q=0.8';
 
         $this->assertEquals('1.1', $response->getProtocolVersion());
         $this->assertEquals(426, $response->getStatusCode());
-        $this->assertEquals('Upgrade Required', $response->getReasonPhrase());
+        $this->assertEquals('No Sec-WebSocket-Protocols requested supported', $response->getReasonPhrase());
         $this->assertEquals('Upgrade', $response->getHeaderLine('Connection'));
         $this->assertEquals('websocket', $response->getHeaderLine('Upgrade'));
         $this->assertEquals('13', $response->getHeaderLine('Sec-WebSocket-Version'));