[Security] Added tests for the SessionAuthenticationStrategy.

src/Symfony/Component/Security/Tests/Http/Session/SessionAuthenticationStrategyTest.php

@@ -0,0 +1,80 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Security\Tests\Http\Session;
+
+use Symfony\Component\Security\Http\Session\SessionAuthenticationStrategy;
+
+class SessionAuthenticationStrategyTest extends \PHPUnit_Framework_TestCase
+{
+    protected function setUp()
+    {
+        if (!class_exists('Symfony\Component\HttpFoundation\Request')) {
+            $this->markTestSkipped('The "HttpFoundation" component is not available');
+        }
+    }
+
+    public function testSessionIsNotChanged()
+    {
+        $request = $this->getRequest();
+        $request->expects($this->never())->method('getSession');
+
+        $strategy = new SessionAuthenticationStrategy(SessionAuthenticationStrategy::NONE);
+        $strategy->onAuthentication($request, $this->getToken());
+    }
+
+    /**
+     * @expectedException \RuntimeException
+     * @expectedExceptionMessage Invalid session authentication strategy "foo"
+     */
+    public function testUnsupportedStrategy()
+    {
+        $request = $this->getRequest();
+        $request->expects($this->never())->method('getSession');
+
+        $strategy = new SessionAuthenticationStrategy('foo');
+        $strategy->onAuthentication($request, $this->getToken());
+    }
+
+    public function testSessionIsMigrated()
+    {
+        $session = $this->getMock('Symfony\Component\HttpFoundation\Session\SessionInterface');
+        $session->expects($this->once())->method('migrate');
+
+        $strategy = new SessionAuthenticationStrategy(SessionAuthenticationStrategy::MIGRATE);
+        $strategy->onAuthentication($this->getRequest($session), $this->getToken());
+    }
+
+    public function testSessionIsInvalidated()
+    {
+        $session = $this->getMock('Symfony\Component\HttpFoundation\Session\SessionInterface');
+        $session->expects($this->once())->method('invalidate');
+
+        $strategy = new SessionAuthenticationStrategy(SessionAuthenticationStrategy::INVALIDATE);
+        $strategy->onAuthentication($this->getRequest($session), $this->getToken());
+    }
+
+    private function getRequest($session = null)
+    {
+        $request = $this->getMock('Symfony\Component\HttpFoundation\Request');
+
+        if (!is_null($session)) {
+            $request->expects($this->any())->method('getSession')->will($this->returnValue($session));
+        }
+
+        return $request;
+    }
+
+    private function getToken()
+    {
+        return $this->getMock('Symfony\Component\Security\Core\Authentication\Token\TokenInterface');
+    }
+}