[Nostromo] Improve tests and coverage

src/Mage/Tests/Task/TaskFactoryTest.php

@@ -0,0 +1,46 @@
+<?php
+/*
+ * This file is part of the Magallanes package.
+ *
+ * (c) Andrés Montañez <andres@andresmontanez.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Mage\Tests\Task;
+
+use Mage\Task\TaskFactory;
+use Mage\Runtime\Runtime;
+use Mage\Runtime\Exception\RuntimeException;
+use Exception;
+use PHPUnit_Framework_TestCase as TestCase;
+
+class TaskFactoryTest extends TestCase
+{
+    public function testNonInstantiable()
+    {
+        $runtime = new Runtime();
+        $factory = new TaskFactory($runtime);
+
+        try {
+            $factory->get('Traversable');
+        } catch (Exception $exception) {
+            $this->assertTrue($exception instanceof RuntimeException);
+            $this->assertEquals('Invalid task name "Traversable"', $exception->getMessage());
+        }
+    }
+
+    public function testNotExtendingAbstractTask()
+    {
+        $runtime = new Runtime();
+        $factory = new TaskFactory($runtime);
+
+        try {
+            $factory->get('stdClass');
+        } catch (Exception $exception) {
+            $this->assertTrue($exception instanceof RuntimeException);
+            $this->assertEquals('Invalid task name "stdClass"', $exception->getMessage());
+        }
+    }
+}