Fix Phramework::getRequestUUID method

src/Phramework.php

@@ -70,7 +70,7 @@ class Phramework
      * UUID generated for this request
      * @var string
      */
-    protected $requestUUID;
+    protected static $requestUUID;
 
     /**
      * Viewer class

tests/src/PhrameworkTest.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * Copyright 2015 Xenofon Spafaridis
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+namespace Phramework;
+
+/**
+ * @license https://www.apache.org/licenses/LICENSE-2.0 Apache-2.0
+ * @author Xenofon Spafaridis <nohponex@gmail.com>
+ */
+class PhrameworkTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @var Phramework
+     */
+    protected $phramework;
+
+    /**
+     * This method is called before a test is executed.
+     */
+    public function setUp()
+    {
+        //Prepare phramework instance
+        $this->phramework = new Phramework(
+            [],
+            new \Phramework\URIStrategy\URITemplate([
+            ])
+        );
+    }
+
+    /**
+     * @covers Phramework\Phramework::getRequestUUID
+     */
+    public function testGetRequestUUID()
+    {
+        $requestUUID = Phramework::getRequestUUID();
+
+        $this->assertInternalType('string', $requestUUID);
+
+        $this->assertSame(36, strlen($requestUUID), 'Must be 36 characters');
+
+        $this->assertSame(
+            $requestUUID,
+            Phramework::getRequestUUID(),
+            'Two requests must return same UUID'
+        );
+    }
+}