package database import ( "context" "github.com/stretchr/testify/assert" "testing" ) func TestConnectionPool(t *testing.T) { // Test với connection pool mock t.Run("Get connection pool", func(t *testing.T) { pool := GetConnectionPool() assert.Nil(t, pool) // Pool chưa được khởi tạo }) t.Run("Initialize pool", func(t *testing.T) { err := InitPool(context.Background(), "invalid_connection_string") assert.Error(t, err, "Expected error with invalid connection string") }) }