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;;; sqlite-tests.el --- Tests for sqlite.el -*- lexical-binding: t; -*-
;; Copyright (C) 2024 Free Software Foundation, Inc.
;; This file is part of GNU Emacs.
;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'sqlite)
(ert-deftest with-sqlite-transaction ()
(skip-unless (sqlite-available-p))
(let ((db (sqlite-open)))
(sqlite-execute db "create table test (a)")
(should
(eql 42 (with-sqlite-transaction db
(sqlite-execute db "insert into test values (1)")
(should (equal '((1)) (sqlite-select db "select * from test")))
42)))
;; Body runs exactly once.
(should (equal '((1)) (sqlite-select db "select * from test")))))
(ert-deftest with-sqlite-transaction/rollback ()
(skip-unless (sqlite-available-p))
(let ((db (sqlite-open)))
(sqlite-execute db "create table test (a)")
(should (equal '(sqlite-error
("SQL logic error" "no such function: fake" 1 1))
(should-error
(with-sqlite-transaction db
(sqlite-execute db "insert into test values (1)")
(sqlite-execute db "insert into test values (fake(2))")
42))))
;; First insertion (a=1) rolled back.
(should-not (sqlite-select db "select * from test"))))
;;; sqlite-tests.el ends here
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