Add test for Icinga\User\Preferences

refs #6011

library/Icinga/User/Preferences.php

@@ -44,8 +44,6 @@ use Countable;
  *
  * $preferences = new Preferences(array('aPreference' => 'value')); // Start with initial preferences
  *
- * $prefrences = $user->getPreferences(); // Retrieve preferences from a \Icinga\User instance
- *
  * $preferences->aNewPreference = 'value'; // Set a preference
  *
  * unset($preferences->aPreference); // Unset a preference
@@ -60,7 +58,7 @@ class Preferences implements Countable
      *
      * @var array
      */
-    private $preferences = array();
+    protected $preferences = array();
 
     /**
      * Constructor
@@ -118,6 +116,7 @@ class Preferences implements Countable
         if (array_key_exists($name, $this->preferences)) {
             return $this->preferences[$name];
         }
+
         return $default;
     }
 
@@ -147,6 +146,7 @@ class Preferences implements Countable
      * Determine if a preference is set and is not NULL
      *
      * @param   string      $name   Preference name
+     *
      * @return  bool
      */
     public function __isset($name)

test/php/library/Icinga/User/PreferencesTest.php

@@ -0,0 +1,47 @@
+<?php
+// {{{ICINGA_LICENSE_HEADER}}}
+// {{{ICINGA_LICENSE_HEADER}}}
+
+namespace Tests\Icinga\User;
+
+use Icinga\User\Preferences;
+use Icinga\Test\BaseTestCase;
+
+class PreferfencesTest extends BaseTestCase
+{
+    public function testWhetherPreferencesCanBeSet()
+    {
+        $prefs = new Preferences();
+
+        $prefs->key = 'value';
+        $this->assertTrue(isset($prefs->key));
+        $this->assertEquals('value', $prefs->key);
+    }
+
+    public function testWhetherPreferencesCanBeAccessed()
+    {
+        $prefs = new Preferences(array('key' => 'value'));
+
+        $this->assertTrue($prefs->has('key'));
+        $this->assertEquals('value', $prefs->get('key'));
+    }
+
+    public function testWhetherPreferencesCanBeRemoved()
+    {
+        $prefs = new Preferences(array('key' => 'value'));
+
+        unset($prefs->key);
+        $this->assertFalse(isset($prefs->key));
+
+        $prefs->key = 'value';
+        $prefs->remove('key');
+        $this->assertFalse($prefs->has('key'));
+    }
+
+    public function testWhetherPreferencesAreCountable()
+    {
+        $prefs = new Preferences(array('key1' => '1', 'key2' => '2'));
+
+        $this->assertEquals(2, count($prefs));
+    }
+}