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* lisp/progmodes/sql.el (sql-postgres-list-databases): Handle non-zero exit statuses from `psql -ltX' more gracefully by returning nil. * test/lisp/progmodes/sql-tests.el (sql-tests-postgres-list-databases-error): New test.
58 lines
1.8 KiB
EmacsLisp
58 lines
1.8 KiB
EmacsLisp
;;; sql-tests.el --- Tests for sql.el -*- lexical-binding: t; -*-
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;; Copyright (C) 2016-2017 Free Software Foundation, Inc.
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;; Author: Simen Heggestøyl <simenheg@gmail.com>
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;; Keywords:
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;;
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;;; Code:
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(require 'cl-lib)
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(require 'ert)
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(require 'sql)
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(ert-deftest sql-tests-postgres-list-databases ()
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"Test that output from `psql -ltX' is parsed correctly."
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(cl-letf
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(((symbol-function 'executable-find)
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(lambda (_command) t))
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((symbol-function 'process-lines)
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(lambda (_program &rest _args)
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'(" db-name-1 | foo-user | UTF8 | en_US.UTF-8 | en_US.UTF-8 | "
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" db_name_2 | foo-user | UTF8 | en_US.UTF-8 | en_US.UTF-8 | "
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""))))
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(should (equal (sql-postgres-list-databases)
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'("db-name-1" "db_name_2")))))
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(ert-deftest sql-tests-postgres-list-databases-error ()
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"Test that nil is returned when `psql -ltX' fails."
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(cl-letf
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(((symbol-function 'executable-find)
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(lambda (_command) t))
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((symbol-function 'process-lines)
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(lambda (_program &rest _args)
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(error))))
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(should-not (sql-postgres-list-databases))))
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(provide 'sql-tests)
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;;; sql-tests.el ends here
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