public function testSaveAndLoadCustomFieldValue()
 {
     $customFieldValue = new CustomFieldValue();
     $customFieldValue->value = 'Abc';
     $saved = $customFieldValue->save();
     $this->assertTrue($saved);
     $id = $customFieldValue->id;
     $customFieldValue->forget();
     unset($customFieldValue);
     $customFieldValue = CustomFieldValue::getById($id);
     $this->assertEquals('Abc', $customFieldValue->value);
 }