package seoser

import (
	"strings"
	"testing"
)

func TestBuildRobotsTXTUsesSingleCrawlerGroup(t *testing.T) {
	body := BuildRobotsTXT("https://www.example.com")
	if got := strings.Count(body, "User-agent:"); got != 1 {
		t.Fatalf("User-agent group count = %d, want 1\n%s", got, body)
	}
	for _, want := range []string{
		"Disallow: /api/",
		"Disallow: /ui/",
		"Disallow: /healthz",
		"Sitemap: https://www.example.com/sitemap.xml",
		"Host: www.example.com",
	} {
		if !strings.Contains(body, want) {
			t.Fatalf("robots.txt missing %q\n%s", want, body)
		}
	}
	for _, unwanted := range []string{"Disallow: /login", "Disallow: /search", "Disallow: /user-center"} {
		if strings.Contains(body, unwanted) {
			t.Fatalf("robots.txt should allow HTML page for noindex discovery: %q", unwanted)
		}
	}
}