package common

import "testing"

func TestMessageWithRequestIdAppendsRequestId(t *testing.T) {
	got := MessageWithRequestId("upstream failed", "req-123")
	want := "upstream failed (request id: req-123)"
	if got != want {
		t.Fatalf("MessageWithRequestId() = %q, want %q", got, want)
	}
}

func TestMessageWithRequestIdSkipsEmptyRequestId(t *testing.T) {
	got := MessageWithRequestId("upstream failed", " ")
	want := "upstream failed"
	if got != want {
		t.Fatalf("MessageWithRequestId() = %q, want %q", got, want)
	}
}

func TestMessageWithRequestIdDoesNotAppendTwice(t *testing.T) {
	message := "upstream failed (request id: req-123)"
	got := MessageWithRequestId(message, "req-123")
	if got != message {
		t.Fatalf("MessageWithRequestId() = %q, want %q", got, message)
	}
}