package health

import (
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"testing"
)

func TestHealthHandler(t *testing.T) {
	server := httptest.NewServer(Handler())
	defer server.Close()

	response, err := http.Get(server.URL + "/health")
	if err != nil {
		t.Fatalf("get health: %v", err)
	}
	defer response.Body.Close()

	if response.StatusCode != http.StatusOK {
		t.Fatalf("unexpected status: %d", response.StatusCode)
	}

	var payload Status
	if err := json.NewDecoder(response.Body).Decode(&payload); err != nil {
		t.Fatalf("decode health payload: %v", err)
	}
	if payload.Status != "ok" || payload.Service != "cmpp-gateway" {
		t.Fatalf("unexpected payload: %+v", payload)
	}
}