package browser

import (
	"reflect"
	"testing"
)

func TestParseCaptchaSignals(t *testing.T) {
	tests := []struct {
		name         string
		raw          string
		wantDetected bool
		wantTypes    []string
		wantURL      string
		wantErr      bool
	}{
		{
			name:         "recaptcha detectado",
			raw:          `{"detected":true,"types":["recaptcha"],"url":"https://x.test/login"}`,
			wantDetected: true,
			wantTypes:    []string{"recaptcha"},
			wantURL:      "https://x.test/login",
		},
		{
			name:         "hcaptcha detectado",
			raw:          `{"detected":true,"types":["hcaptcha"],"url":"https://y.test/signup"}`,
			wantDetected: true,
			wantTypes:    []string{"hcaptcha"},
			wantURL:      "https://y.test/signup",
		},
		{
			name:         "turnstile detectado",
			raw:          `{"detected":true,"types":["turnstile"],"url":"https://z.test/"}`,
			wantDetected: true,
			wantTypes:    []string{"turnstile"},
			wantURL:      "https://z.test/",
		},
		{
			name:         "challenge por texto",
			raw:          `{"detected":true,"types":["challenge"],"url":"https://cf.test/"}`,
			wantDetected: true,
			wantTypes:    []string{"challenge"},
			wantURL:      "https://cf.test/",
		},
		{
			name:         "multiples senales",
			raw:          `{"detected":true,"types":["turnstile","challenge"],"url":"https://cf.test/"}`,
			wantDetected: true,
			wantTypes:    []string{"turnstile", "challenge"},
			wantURL:      "https://cf.test/",
		},
		{
			name:         "ninguno",
			raw:          `{"detected":false,"types":[],"url":"https://clean.test/"}`,
			wantDetected: false,
			wantTypes:    []string{},
			wantURL:      "https://clean.test/",
		},
		{
			name:         "campo error best-effort no rompe",
			raw:          `{"detected":false,"types":[],"url":"https://err.test/","error":"boom"}`,
			wantDetected: false,
			wantTypes:    []string{},
			wantURL:      "https://err.test/",
		},
		{
			name:         "types ausente se normaliza a slice vacio",
			raw:          `{"detected":false,"url":"https://n.test/"}`,
			wantDetected: false,
			wantTypes:    []string{},
			wantURL:      "https://n.test/",
		},
		{
			name:    "json invalido devuelve error",
			raw:     `not-json`,
			wantErr: true,
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			detected, types, url, err := parseCaptchaSignals(tt.raw)
			if tt.wantErr {
				if err == nil {
					t.Fatalf("esperaba error, got nil")
				}
				return
			}
			if err != nil {
				t.Fatalf("error inesperado: %v", err)
			}
			if detected != tt.wantDetected {
				t.Errorf("detected: got %v, want %v", detected, tt.wantDetected)
			}
			if !reflect.DeepEqual(types, tt.wantTypes) {
				t.Errorf("types: got %v, want %v", types, tt.wantTypes)
			}
			if url != tt.wantURL {
				t.Errorf("url: got %q, want %q", url, tt.wantURL)
			}
		})
	}
}