package handlers

import (
	"io"
	"net/http"
	"strings"
	"testing"

	"github.com/gofiber/fiber/v2"
)

func TestNewHealthHandler(t *testing.T) {
	h := NewHealthHandler()
	if h == nil {
		t.Fatalf("expected health handler instance")
	}
}

func TestHealthHandler_Handle(t *testing.T) {
	h := NewHealthHandler()
	app := fiber.New()
	app.Get("/health", h.Handle)

	req, _ := http.NewRequest(http.MethodGet, "/health", nil)
	resp, err := app.Test(req)
	if err != nil {
		t.Fatalf("app.Test: %v", err)
	}
	if resp.StatusCode != http.StatusOK {
		t.Fatalf("expected 200, got %d", resp.StatusCode)
	}

	body, _ := io.ReadAll(resp.Body)
	if !strings.Contains(string(body), `"type":"health"`) {
		t.Fatalf("expected health type in body, got %s", string(body))
	}
	if !strings.Contains(string(body), `"status":"ok"`) {
		t.Fatalf("expected status ok in body, got %s", string(body))
	}
}