Files
ent/dialect/sql/driver_test.go

94 lines
3.1 KiB
Go

// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.
package sql
import (
"context"
"testing"
"entgo.io/ent/dialect"
"github.com/DATA-DOG/go-sqlmock"
"github.com/stretchr/testify/require"
)
func TestWithVars(t *testing.T) {
db, mock, err := sqlmock.New()
require.NoError(t, err)
db.SetMaxOpenConns(1)
drv := OpenDB(dialect.Postgres, db)
mock.ExpectExec("SET foo = 'bar'").WillReturnResult(sqlmock.NewResult(0, 0))
mock.ExpectQuery("SELECT 1").WillReturnRows(sqlmock.NewRows([]string{"1"}).AddRow(1))
mock.ExpectExec("RESET foo").WillReturnResult(sqlmock.NewResult(0, 0))
rows := &Rows{}
err = drv.Query(
WithVar(context.Background(), "foo", "bar"),
"SELECT 1",
[]any{},
rows,
)
require.NoError(t, err)
require.NoError(t, rows.Close(), "rows should be closed to release the connection")
require.NoError(t, mock.ExpectationsWereMet())
mock.ExpectExec("SET foo = 'bar'").WillReturnResult(sqlmock.NewResult(0, 0))
mock.ExpectExec("SET foo = 'baz'").WillReturnResult(sqlmock.NewResult(0, 0))
mock.ExpectQuery("SELECT 1").WillReturnRows(sqlmock.NewRows([]string{"1"}).AddRow(1))
mock.ExpectExec("RESET foo").WillReturnResult(sqlmock.NewResult(0, 0))
err = drv.Query(
WithVar(WithVar(context.Background(), "foo", "bar"), "foo", "baz"),
"SELECT 1",
[]any{},
rows,
)
require.NoError(t, err)
require.NoError(t, rows.Close(), "rows should be closed to release the connection")
require.NoError(t, mock.ExpectationsWereMet())
mock.ExpectBegin()
mock.ExpectExec("SET foo = 'bar'").WillReturnResult(sqlmock.NewResult(0, 0))
mock.ExpectQuery("SELECT 1").WillReturnRows(sqlmock.NewRows([]string{"1"}).AddRow(1))
mock.ExpectCommit()
tx, err := drv.Tx(context.Background())
require.NoError(t, err)
err = tx.Query(
WithVar(context.Background(), "foo", "bar"),
"SELECT 1",
[]any{},
rows,
)
require.NoError(t, err)
require.NoError(t, tx.Commit())
require.NoError(t, mock.ExpectationsWereMet())
// Rows should not be closed to release the session,
// as a transaction is always scoped to a single connection.
mock.ExpectExec("SET foo = 'qux'").WillReturnResult(sqlmock.NewResult(0, 0))
mock.ExpectExec("INSERT INTO users DEFAULT VALUES").WillReturnResult(sqlmock.NewResult(0, 0))
mock.ExpectExec("RESET foo").WillReturnResult(sqlmock.NewResult(0, 0))
err = drv.Exec(
WithVar(context.Background(), "foo", "qux"),
"INSERT INTO users DEFAULT VALUES",
[]any{},
nil,
)
require.NoError(t, err)
require.NoError(t, mock.ExpectationsWereMet())
// No rows are returned, so no need to close them.
mock.ExpectExec("SET foo = 'foo'").WillReturnResult(sqlmock.NewResult(0, 0))
mock.ExpectExec("INSERT INTO users DEFAULT VALUES").WillReturnResult(sqlmock.NewResult(0, 0))
mock.ExpectExec("RESET foo").WillReturnResult(sqlmock.NewResult(0, 0))
err = drv.Exec(
WithVar(context.Background(), "foo", "foo"),
"INSERT INTO users DEFAULT VALUES",
[]any{},
nil,
)
require.NoError(t, err)
require.NoError(t, mock.ExpectationsWereMet())
// No rows are returned, so no need to close them.
}