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

84 lines
3.1 KiB
EmacsLisp

;;; em-unix-tests.el --- em-unix test suite -*- lexical-binding:t -*-
;; Copyright (C) 2023-2024 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 implementation of various UNIX commands.
;;; Code:
(require 'ert)
(require 'em-unix)
(eval-and-compile
(defvar this-directory (file-name-directory
(or load-file-name default-directory))))
(require 'eshell-tests-helpers
(expand-file-name "eshell-tests-helpers" this-directory))
;;; Tests:
(ert-deftest em-unix-test/compile/interactive ()
"Check that `eshell/compile' opens a compilation buffer interactively."
(skip-unless (executable-find "echo"))
(with-temp-eshell
(eshell-match-command-output "compile echo hello"
"#<buffer \\*compilation\\*>")
(with-current-buffer "*compilation*"
(forward-line 3)
(should (looking-at (regexp-quote
(mapconcat #'shell-quote-argument
'("echo" "hello") " ")))))))
(ert-deftest em-unix-test/compile/noninteractive ()
"Check that `eshell/compile' writes to stdout noninteractively."
(skip-unless (executable-find "echo"))
(eshell-command-result-equal "compile echo hello"
"hello\n"))
(ert-deftest em-unix-test/compile/pipeline ()
"Check that `eshell/compile' writes to stdout from a pipeline."
(skip-unless (and (executable-find "echo")
(executable-find "cat")))
(with-temp-eshell
(eshell-match-command-output "compile echo hello | *cat"
"\\`hello\n")))
(ert-deftest em-unix-test/compile/subcommand ()
"Check that `eshell/compile' writes to stdout from a subcommand."
(skip-unless (and (executable-find "echo")
(executable-find "cat")))
(with-temp-eshell
(eshell-match-command-output "echo ${compile echo hello}"
"\\`hello\n")))
(ert-deftest em-unix-test/cat/file-output ()
"Check that `eshell/cat' can print a file's contents."
(with-temp-eshell
(let* ((this-file (expand-file-name "em-unix-tests.el" this-directory))
(contents (save-current-buffer
(find-file this-file)
(buffer-string))))
(eshell-match-command-output
(format "cat '%s'" (string-replace "'" "''" this-file))
(concat (regexp-quote contents))))))
;; em-unix-tests.el ends here