Add test for config with bad format

Author: glensc

src/Config.php

@@ -35,6 +35,9 @@ public function load($filename)
             throw new ProfilerException("File does not exist: $filename");
         }
         $config = require $filename;
+        if ($config === 1) {
+            throw new ProfilerException("Config did not return an array: $filename");
+        }
         $this->merge($config);
     }
 

tests/ConfigTest.php

@@ -19,4 +19,14 @@ public function testLoadConfig()
         $config->load(__DIR__ . '/Resources/config_saver.php');
         $this->assertEquals(Profiler::SAVER_UPLOAD, $config['save.handler']);
     }
+
+    /**
+     * @expectedException \Xhgui\Profiler\Exception\ProfilerException
+     * @expectedExceptionMessage Config did not return an array
+     */
+    public function testBadConfig()
+    {
+        $config = new Config();
+        $config->load(__DIR__ . '/Resources/config_bad_return.php');
+    }
 }

tests/Resources/config_bad_return.php

@@ -0,0 +1,7 @@
+<?php
+
+use Xhgui\Profiler\Profiler;
+
+$config = array(
+    'save.handler' => Profiler::SAVER_UPLOAD,
+);