emacs/test/lisp/eshell/em-alias-tests.el

97 lines
3.7 KiB
EmacsLisp

;;; em-alias-tests.el --- em-alias test suite -*- lexical-binding:t -*-
;; Copyright (C) 2022-2024 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:
;; Tests for Eshell's alias module.
;;; Code:
(require 'ert)
(require 'esh-mode)
(require 'eshell)
(require 'em-alias)
(require 'eshell-tests-helpers
(expand-file-name "eshell-tests-helpers"
(file-name-directory (or load-file-name
default-directory))))
;;; Tests:
(ert-deftest em-alias-test/simple-alias ()
"Test a simple alias with no arguments"
(with-temp-eshell
(eshell-insert-command "alias say-hi 'echo hi'")
(eshell-match-command-output "say-hi" "hi\n")
(eshell-match-command-output "say-hi bye" "hi\n")))
(ert-deftest em-alias-test/alias-arg-vars ()
"Test alias with $0, $1, ... variables"
(with-temp-eshell
(eshell-insert-command "alias show-args 'printnl $0 \"$1 $2\"'")
(eshell-match-command-output "show-args one two" "show-args\none two\n")))
(ert-deftest em-alias-test/alias-arg-vars-indices ()
"Test alias with $1, $2, ... variables using indices"
(with-temp-eshell
(eshell-insert-command "alias funny-sum '+ $1[0] $2[1]'")
(eshell-match-command-output "funny-sum (list 1 2) (list 3 4)"
"5\n")))
(ert-deftest em-alias-test/alias-arg-vars-split-indices ()
"Test alias with $0, $1, ... variables using split indices"
(with-temp-eshell
(eshell-insert-command "alias my-prefix 'echo $0[- 0]'")
(eshell-match-command-output "my-prefix"
"my\n")
(eshell-insert-command "alias funny-sum '+ $1[: 0] $2[: 1]'")
(eshell-match-command-output "funny-sum 1:2 3:4"
"5\n")))
(ert-deftest em-alias-test/alias-all-args-var ()
"Test alias with the $* variable"
(with-temp-eshell
(eshell-insert-command "alias show-all-args 'printnl $*'")
(eshell-match-command-output "show-all-args" "\\`\\'")
(eshell-match-command-output "show-all-args a" "a\n")
(eshell-match-command-output "show-all-args a b c" "a\nb\nc\n")))
(ert-deftest em-alias-test/alias-all-args-var-splice ()
"Test alias with splicing the $* variable"
(with-temp-eshell
(eshell-insert-command "alias show-all-args 'echo args: $@*'")
(eshell-match-command-output "show-all-args" "args:\n")
(eshell-match-command-output "show-all-args a" "(\"args:\" \"a\")\n")
(eshell-match-command-output "show-all-args a b c"
"(\"args:\" \"a\" \"b\" \"c\")\n")))
(ert-deftest em-alias-test/alias-all-args-var-indices ()
"Test alias with the $* variable using indices"
(with-temp-eshell
(eshell-insert-command "alias add-pair '+ $*[0] $*[1]'")
(eshell-match-command-output "add-pair 1 2" "3\n")))
(ert-deftest em-alias-test/alias-all-args-var-split-indices ()
"Test alias with the $* variable using split indices"
(with-temp-eshell
(eshell-insert-command "alias add-funny-pair '+ $*[0][: 0] $*[1][: 1]'")
(eshell-match-command-output "add-funny-pair 1:2 3:4" "5\n")))
;; em-alias-tests.el ends here