package mocks import ( "snippetbox.alexedwards.net/internal/models" ) type UserModel struct{} func (m *UserModel) Insert(name, email, password string) error { switch email { case "dupe@example.com": return models.ErrDuplicateEmail default: return nil } } func (m *UserModel) Authenticate(email, password string) (int, error) { if email == "alice@example.com" && password == "pa$$word" { return 1, nil } } func (m *UserModel) Exists(id int) (bool, error) { switch id { case 1: return true, nil default: return false, nil } }