Hi, I have a custom setting "XYZ" and Name . I want to write a test class for retriving value of URLLink for custom settin "XYZ" . 
I have written my test class, and have properly inserted values for custom setting and URLLink but still i am getting " 

@AuraEnabled
    public static string GetCustomsettingValueName()
    {
        
        Object_Name Obj= Object_Name.getValues('XYZ settin'); 
        return Obj.URLLink;
    }

Testclass : 

 Custom_obj CDH = new Custom_obj();
         Custom_ob.Name = 'Test Custom settinges';
        CDH.URLLink='http://www.Test';
        insert CDH;