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;;; sql-tests.el --- Tests for sql.el -*- lexical-binding: t; -*-
;; Copyright (C) 2016-2019 Free Software Foundation, Inc.
;; Author: Simen Heggestøyl <simenheg@gmail.com>
;; Keywords:
;; 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 'cl-lib)
(require 'ert)
(require 'sql)
(ert-deftest sql-tests-postgres-list-databases ()
"Test that output from `psql -ltX' is parsed correctly."
(cl-letf
(((symbol-function 'executable-find)
(lambda (_command) t))
((symbol-function 'process-lines)
(lambda (_program &rest _args)
'(" db-name-1 | foo-user | UTF8 | en_US.UTF-8 | en_US.UTF-8 | "
" db_name_2 | foo-user | UTF8 | en_US.UTF-8 | en_US.UTF-8 | "
""))))
(should (equal (sql-postgres-list-databases)
'("db-name-1" "db_name_2")))))
(ert-deftest sql-tests-postgres-list-databases-error ()
"Test that nil is returned when `psql -ltX' fails."
(cl-letf
(((symbol-function 'executable-find)
(lambda (_command) t))
((symbol-function 'process-lines)
(lambda (_program &rest _args)
(error "some error"))))
(should-not (sql-postgres-list-databases))))
(provide 'sql-tests)
;;; sql-tests.el ends here
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