Added version

Author: Raül Pérez

src/Connection.php

@@ -23,6 +23,11 @@
  */
 class Connection
 {
+    /**
+     * Version number
+     */
+    const VERSION = "0.0.3";
+
     /**
      * Number of PINGS
      *
@@ -198,7 +203,8 @@ private function _getStream($address)
      *
      * @return bool
      */
-    public function isConnected() {
+    public function isConnected() 
+    {
         return isset($this->_streamSocket);
     }
 

tests/Unit/ConnectionTest.php

@@ -119,9 +119,11 @@ public function testSubscription()
     {
         $callback = function ($message) {
             $this->assertNotNull($message);
+            $this->assertEquals($message, "bar");
         };
         $this->_c->subscribe("foo", $callback);
         $this->assertGreaterThan(0, $this->_c->subscriptionsCount());
+
         $subscriptions = $this->_c->getSubscriptions();
         $this->assertInternalType("array", $subscriptions);