package postgres

// Tests for PostgreSQL config defaults and connection string generation.

import (
	"context"
	"testing"

	"github.com/stretchr/testify/require"
)

// TestDefaultConfig verifies default configuration values for the client.
func TestDefaultConfig(t *testing.T) {
	cfg := DefaultConfig()
	require.Equal(t, "localhost", cfg.Host)
	require.Equal(t, 5432, cfg.Port)
}

// TestConfigDSNAndURL verifies DSN and URL formatting include expected parts.
func TestConfigDSNAndURL(t *testing.T) {
	cfg := DefaultConfig()
	require.Contains(t, cfg.DSN(), "host=localhost")
	require.Contains(t, cfg.URL(), "postgresql://")
}

// TestHealthCheck verifies health checks delegate to Ping without error.
func TestHealthCheck(t *testing.T) {
	client, err := NewClient(DefaultConfig())
	require.NoError(t, err)
	require.NoError(t, client.HealthCheck(context.Background()))
}