package db

import (
	"context"
	"os"
	"testing"
	"time"
)

// TestPool_Connects is an integration test that requires a live Postgres
// reachable via DATABASE_URL. Skipped in unit-test runs without the env var
// set. DSN value itself is never logged (info-disclosure T-01-06).
func TestPool_Connects(t *testing.T) {
	dsn := os.Getenv("DATABASE_URL")
	if dsn == "" {
		t.Skip("DATABASE_URL not set — integration test skipped")
	}

	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
	defer cancel()

	pool, err := NewPool(ctx, dsn)
	if err != nil {
		t.Fatalf("NewPool: unexpected error: %v", err)
	}
	defer pool.Close()

	if err := pool.Ping(ctx); err != nil {
		t.Fatalf("pool.Ping: unexpected error: %v", err)
	}
}
