2 files changed, 93 insertions, 0 deletions
diff --git a/src/Controller.php b/src/Controller.php
new file mode 100644
index 0000000..8dfa176
--- /dev/null
+++ b/src/Controller.php
@@ -0,0 +1,67 @@
+<?php
+
+namespace Jasny;
+
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Message\ResponseInterface;
+
+/**
+ * Controller
+ */
+abstract class Controller
+{
+    /**
+     * Server request
+     * @var ServerRequestInterface
+     **/
+    protected $request = null;
+
+    /**
+     * Response
+     * @var ResponseInterface
+     **/
+    protected $response = null;
+
+    /**
+     * Run the controller
+     *
+     * @return ResponseInterface
+     */
+    abstract public function run();
+
+    /**
+     * Get request, set for controller
+     *
+     * @return ServerRequestInterface
+     */
+    public function getRequest()
+    {
+        return $this->request;
+    }
+
+    /**
+     * Get response. set for controller
+     *
+     * @return ResponseInterface
+     */
+    public function getResponse()
+    {
+        return $this->response;
+    }
+
+    /**
+     * Run the controller as function
+     *
+     * @param ServerRequestInterface $request
+     * @param ResponseInterface      $response
+     * @return ResponseInterface
+     */
+    public function __invoke(ServerRequestInterface $request, ResponseInterface $response)
+    {
+        $this->request = $request;
+        $this->response = $response;
+
+        return $this->run();
+    }
+}
+
diff --git a/tests/ControllerTest.php b/tests/ControllerTest.php
new file mode 100644
index 0000000..9a4caef
--- /dev/null
+++ b/tests/ControllerTest.php
@@ -0,0 +1,26 @@
+<?php
+
+use Jasny\Controller;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Message\ResponseInterface;
+
+class ControllerTest extends PHPUnit_Framework_TestCase
+{
+    /**
+     * Test running controller
+     */
+    public function testInvoke()
+    {
+        $controller = $this->getMockBuilder(Controller::class)->disableOriginalConstructor()->getMockForAbstractClass();
+        $request = $this->createMock(ServerRequestInterface::class);
+        $response = $this->createMock(ResponseInterface::class);
+
+        $controller->expects($this->once())->method('run')->will($this->returnValue($response));
+
+        $result = $controller($request, $response);
+
+        $this->assertEquals($response, $result, "Invoking controller should return 'ResponseInterface' instance");
+        $this->assertEquals($response, $controller->getResponse(), "Can not get 'ResponseInterface' instance from controller");
+        $this->assertEquals($request, $controller->getRequest(), "Can not get 'ServerRequestInterface' instance from controller");
+    }
+}