package edge

import (
	"net/http/httptest"
	"testing"
)

func TestAnswerFlagRoundTrip(t *testing.T) {
	r := httptest.NewRequest("GET", "http://h/", nil)
	MarkAnswered(r) // no flag: a no-op, never a panic
	r, flag := WithAnswerFlag(r)
	if *flag {
		t.Fatal("flag must start false")
	}
	MarkAnswered(r)
	if !*flag {
		t.Fatal("MarkAnswered must set the flag the edge holds")
	}
}