add tests

demo/framework.php

@@ -0,0 +1,36 @@
+<?php
+
+include_once dirname(__DIR__) . '/vendor/autoload.php';
+
+class Framework extends \Deimos\DI\DI
+{
+
+    protected function configure()
+    {
+        $this->value('project', 'Deimos');
+        $this->value('version', 0.1);
+
+        $this->callback('info', function ()
+        {
+            return implode(' ', [
+                $this->project(),
+                $this->version()
+            ]);
+        });
+
+    }
+
+}
+
+$framework = new Framework();
+
+echo Framework::info();
+
+try
+{
+    echo \Deimos\DI\ContainerEmpty::info();
+}
+catch (Error $error) // php 7+
+{
+    var_dump($error);
+}

tests/Test/DITest.php

@@ -5,6 +5,7 @@
 use Deimos\DI\Argument;
 use Deimos\DI\ContainerEmpty;
 use Deimos\DI\Group;
+use DeimosTest\DI;
 use DeimosTest\Person;
 use DeimosTest\TestSetUp;
 
@@ -99,4 +100,9 @@ public function testTree()
         $this->assertNotEquals($nine, $this->di->get('nine'));
     }
 
+    public function testStatic()
+    {
+        $this->assertInstanceOf(Group::class, DI::l1());
+    }
+
 }