package response

import (
	"testing"

	"git.devices.local/mawas/golang-api-skeleton/lib/apperrors"
)

func TestAppendError(t *testing.T) {
	var envelope Envelope
	err := apperrors.NewError(apperrors.DBError, "expected error")
	e := envelope.AppendError(err)
	if e.Success {
		t.Error("error response Success must be false")
	}
	if e.Result != nil {
		t.Error("error response Result must be nil")
	}
	if len(e.Errors) != 1 {
		t.Error("error response Errors must be set")
	} else if e.Errors[0] != err {
		t.Errorf("error response error message must be \"%s\" but is \"%s\"", err, e.Errors[0])
	}
}

func TestSetSuccess(t *testing.T) {
	const result = "expected result"
	envelope := Envelope{}
	e := envelope.SetSuccess(result)
	if !e.Success {
		t.Error("success response Success must be true")
	}
	if e.Result == nil {
		t.Error("success response Result must be set")
	}
	if msg, ok := e.Result.(string); ok {
		if msg != result {
			t.Errorf("success response result must be \"%s\" but is \"%s\"", result, msg)
		}
	}
	if len(e.Errors) > 0 {
		t.Error("success response Errors must be empty")
	}
}