package linknorm

import (
	"strings"
	"testing"
)

func TestLooksLikeSubscriptionURL(t *testing.T) {
	cases := []struct {
		in   string
		want bool
	}{
		{"https://api.evilfox.win/ZKszcVcC3xbWb8qj", true},
		{"http://panel.example.com/api/sub/abc", true},
		{"  https://api.evilfox.win/ZKszcVcC3xbWb8qj  ", true},
		{"https://user:pass@host:443", false}, // naive proxy link
		{"https://user@host:443", false},      // has userinfo
		{"quic://user:pass@host", false},
		{"vless://uuid@host:443", false},
		{"naive+https://user:pass@host:443", false},
		{"not a url", false},
		{"", false},
	}
	for _, c := range cases {
		if got := LooksLikeSubscriptionURL(c.in); got != c.want {
			t.Fatalf("%q: got %v want %v", c.in, got, c.want)
		}
	}
}

// Direct Normalize of a credential-less https URL must never surface the raw
// "proxy URI missing username" error — it explains this is a subscription URL.
func TestNormalizeSubscriptionURLError(t *testing.T) {
	_, _, _, err := Normalize("", "https://api.evilfox.win/ZKszcVcC3xbWb8qj")
	if err == nil {
		t.Fatal("expected error")
	}
	if strings.Contains(err.Error(), "missing username") {
		t.Fatalf("raw parser error leaked: %v", err)
	}
	if !strings.Contains(err.Error(), "подписк") {
		t.Fatalf("error should mention subscription: %v", err)
	}
}