Unit tests for Settings getValue/setValue

- fixed typo in Shortcodes
- changed for -> foreach

lib/Models/Setting.php

@@ -51,7 +51,6 @@ class Setting extends Model {
     $keys = explode('.', $key);
 
     if(count($keys) === 1) {
-
       if(is_array($value)) {
         $value = serialize($value);
       }
@@ -67,17 +66,15 @@ class Setting extends Model {
       $current_value = &$setting_value;
       $last_key = array_pop($keys);
 
-      for($i = 0, $count = count($keys); $i < $count; $i++) {
+      foreach($keys as $key) {
-        if($i < $count) {
         if(!is_array($current_value)) {
           $current_value = array();
         }
 
-          if(!array_key_exists($keys[$i], $current_value)) {
+        if(!array_key_exists($key, $current_value)) {
-            $current_value = array($keys[$i] => array());
+          $current_value = array($key => array());
-          }
-          $current_value =& $current_value[$keys[$i]];
         }
+        $current_value =& $current_value[$key];
       }
       if(is_scalar($current_value)) {
         $current_value = array();

tests/unit/Models/SettingCest.php

@@ -79,6 +79,31 @@ class SettingCest {
     expect($record->value)->equals('new data');
   }
 
+  function itCanGetAndSetValue() {
+    expect(Setting::setValue('test', '123'))->true();
+    expect(Setting::getValue('test'))->equals('123');
+  }
+
+  function itCanGetAndSetNestedValue() {
+    expect(Setting::setValue('test.key', '123'))->true();
+    expect(Setting::getValue('test.key'))->equals('123');
+
+    expect(Setting::setValue('test.key.subkey', '123'))->true();
+    expect(Setting::setValue('test.key.subkey2', '456'))->true();
+
+    expect(Setting::getValue('test.key'))->notEmpty();
+    expect(Setting::getValue('test.key.subkey'))->equals('123');
+    expect(Setting::getValue('test.key.subkey2'))->equals('456');
+  }
+
+  function itCanSetValueToNull() {
+    expect(Setting::setValue('test.key', true))->true();
+    expect(Setting::getValue('test.key'))->equals(true);
+
+    expect(Setting::setValue('test.key', null))->true();
+    expect(Setting::getValue('test.key'))->null();
+  }
+
   function _after() {
     ORM::forTable(Setting::$_table)
       ->deleteMany();