package routing

import "testing"

func TestValidate(t *testing.T) {
	ok := Default()
	ok.Rules = []Rule{{Type: "domain_suffix", Value: "example.com", Action: "direct", Enabled: true}}
	if e := ok.Validate(); len(e) != 0 {
		t.Fatalf("valid profile got errors %v", e)
	}

	bad := Default()
	bad.Mode = "weird"   // 非法 mode
	bad.Final = "reject" // final 只能 proxy|direct
	bad.Rules = []Rule{
		{Type: "ip_cidr", Value: "not-a-cidr", Action: "proxy", Enabled: true}, // CIDR 非法
		{Type: "geosite", Value: "netflix", Action: "direct", Enabled: true},   // 不在白名单(仅 cn)
		{Type: "bogus", Value: "x", Action: "direct", Enabled: true},           // type 非法
	}
	errs := bad.Validate()
	if len(errs) < 5 {
		t.Fatalf("want >=5 field errors, got %d: %v", len(errs), errs)
	}
}

func TestValidateCountLimit(t *testing.T) {
	p := Default()
	for i := 0; i < 201; i++ {
		p.Rules = append(p.Rules, Rule{Type: "domain", Value: "a.com", Action: "proxy", Enabled: true})
	}
	if e := p.Validate(); len(e) == 0 {
		t.Fatal("want count-limit error")
	}
}

func TestNormalizeDedupAndTrim(t *testing.T) {
	p := Default()
	p.Rules = []Rule{
		{Type: "domain", Value: "  a.com  ", Action: "proxy", Enabled: true},
		{Type: "domain", Value: "a.com", Action: "proxy", Enabled: false},
		{Type: "domain", Value: "b.com", Action: "proxy", Enabled: true},
	}
	p.Normalize()
	if len(p.Rules) != 2 {
		t.Fatalf("want 2 rules after dedup, got %d: %v", len(p.Rules), p.Rules)
	}
	if p.Rules[0].Value != "a.com" || p.Rules[1].Value != "b.com" {
		t.Fatalf("want first-occurrence order preserved, got %v", p.Rules)
	}
}