package main

import "testing"

// Forwarding is off unless CARLOS_DB_FORWARD is exactly 1: the condition for
// answering byte-identically to main (db region forward spec §9.2).
func TestDBForwardIsOffUnlessSet(t *testing.T) {
	t.Setenv("CARLOS_DB_FORWARD", "")
	if dbForward() {
		t.Fatal("forwarding is on with CARLOS_DB_FORWARD unset")
	}
	t.Setenv("CARLOS_DB_FORWARD", "1")
	if !dbForward() {
		t.Fatal("forwarding is off with CARLOS_DB_FORWARD=1")
	}
}