package allowlist

import (
	"net/netip"
	"testing"
)

func TestParseCommaList(t *testing.T) {
	list, err := ParseCommaList("  ")
	if err != nil || list != nil {
		t.Fatalf("empty: list=%v err=%v", list, err)
	}
	list, err = ParseCommaList("192.168.1.1, 10.0.0.0/8")
	if err != nil {
		t.Fatal(err)
	}
	if len(list) != 2 {
		t.Fatalf("want 2 prefixes, got %d", len(list))
	}
	a := netip.MustParseAddr("10.5.5.5")
	if !Contains(list, a) {
		t.Fatal("10.5.5.5 should match 10.0.0.0/8")
	}
	b := netip.MustParseAddr("192.168.1.1")
	if !Contains(list, b) {
		t.Fatal("192.168.1.1 should match host /32")
	}
	c := netip.MustParseAddr("8.8.8.8")
	if Contains(list, c) {
		t.Fatal("8.8.8.8 should not match")
	}
}