1051 lines
45 KiB
EmacsLisp
1051 lines
45 KiB
EmacsLisp
;;; esh-var-tests.el --- esh-var test suite -*- lexical-binding:t -*-
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;; Copyright (C) 2022-2024 Free Software Foundation, Inc.
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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 <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Tests for Eshell's variable handling.
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;;; Code:
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(require 'tramp)
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(require 'ert)
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(require 'esh-mode)
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(require 'esh-var)
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(require 'eshell)
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(require 'eshell-tests-helpers
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(expand-file-name "eshell-tests-helpers"
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(file-name-directory (or load-file-name
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default-directory))))
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(defvar eshell-test-value nil)
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(defvar eshell-test-begin nil)
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(defvar eshell-test-end nil)
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;;; Tests:
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;; Variable interpolation
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(ert-deftest esh-var-test/interp-var ()
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"Interpolate variable"
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(eshell-command-result-equal "echo $user-login-name"
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user-login-name))
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(ert-deftest esh-var-test/interp-quoted-var ()
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"Interpolate quoted variable"
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(eshell-command-result-equal "echo $'user-login-name'"
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user-login-name)
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(eshell-command-result-equal "echo $\"user-login-name\""
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user-login-name))
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(ert-deftest esh-var-test/interp-quoted-var-concat ()
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"Interpolate and concat quoted variable"
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(eshell-command-result-equal "echo $'user-login-name'-foo"
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(concat user-login-name "-foo"))
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(eshell-command-result-equal "echo $\"user-login-name\"-foo"
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(concat user-login-name "-foo")))
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(ert-deftest esh-var-test/interp-list-var ()
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"Interpolate list variable"
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(let ((eshell-test-value '(1 2 3)))
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(eshell-command-result-equal "echo $eshell-test-value"
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'(1 2 3))))
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(ert-deftest esh-var-test/interp-list-var-concat ()
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"Interpolate and concat list variable"
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(let ((eshell-test-value '(1 2 3)))
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(eshell-command-result-equal "echo a$'eshell-test-value'z"
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'("a1" 2 "3z"))))
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(defun esh-var-test/interp-var-indices (function &optional range-function)
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"Test interpolation of an indexable value with indices.
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FUNCTION is a function that takes a list of elements and returns
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the object to test.
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RANGE-FUNCTION is a function that takes a list of elements and
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returns the expected result of an index range for the object; if
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nil, use FUNCTION instead."
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(let ((eshell-test-value
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(funcall function '("zero" "one" "two" "three" "four")))
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(range-function (or range-function function)))
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;; Positive indices
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(eshell-command-result-equal "echo $eshell-test-value[0]"
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"zero")
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(eshell-command-result-equal "echo $eshell-test-value[0 2]"
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'("zero" "two"))
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(eshell-command-result-equal "echo $eshell-test-value[0 2 4]"
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'("zero" "two" "four"))
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;; Negative indices
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(eshell-command-result-equal "echo $eshell-test-value[-1]"
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"four")
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(eshell-command-result-equal "echo $eshell-test-value[-1 -3]"
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'("four" "two"))
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;; Index ranges
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(eshell-command-result-equal
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"echo $eshell-test-value[1..4]"
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(funcall range-function '("one" "two" "three")))
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(eshell-command-result-equal
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"echo $eshell-test-value[..2]"
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(funcall range-function '("zero" "one")))
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(eshell-command-result-equal
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"echo $eshell-test-value[-2..]"
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(funcall range-function '("three" "four")))
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(eshell-command-result-equal
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"echo $eshell-test-value[..]"
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(funcall range-function '("zero" "one" "two" "three" "four")))
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(eshell-command-result-equal
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"echo $eshell-test-value[1..4 -2..]"
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(list (funcall range-function '("one" "two" "three"))
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(funcall range-function '("three" "four"))))
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(let ((eshell-test-begin 1) (eshell-test-end 4))
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(eshell-command-result-equal
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"echo $eshell-test-value[$eshell-test-begin..$eshell-test-end]"
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(funcall range-function '("one" "two" "three"))))))
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(ert-deftest esh-var-test/interp-var-indices/list ()
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"Interpolate list variable with indices."
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(esh-var-test/interp-var-indices #'identity))
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(ert-deftest esh-var-test/interp-var-indices/vector ()
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"Interpolate vector variable with indices."
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(esh-var-test/interp-var-indices #'vconcat))
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(ert-deftest esh-var-test/interp-var-indices/ring ()
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"Interpolate ring variable with indices."
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(esh-var-test/interp-var-indices #'ring-convert-sequence-to-ring))
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(ert-deftest esh-var-test/interp-var-indices/split ()
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"Interpolate string variable with indices."
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(esh-var-test/interp-var-indices
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(lambda (values) (string-join values " "))
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#'identity))
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(ert-deftest esh-var-test/interp-var-string-split-indices ()
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"Interpolate string variable with string splitter and indices."
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;; Test using punctuation as a delimiter.
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(let ((eshell-test-value "zero:one:two:three:four"))
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(eshell-command-result-equal "echo $eshell-test-value[: 0]"
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"zero")
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(eshell-command-result-equal "echo $eshell-test-value[: 0 2]"
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'("zero" "two")))
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;; Test using a letter as a delimiter.
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(let ((eshell-test-value "zeroXoneXtwoXthreeXfour"))
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(eshell-command-result-equal "echo $eshell-test-value[X 0]"
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"zero")
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(eshell-command-result-equal "echo $eshell-test-value[X 0 2]"
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'("zero" "two")))
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;; Test using a number as a delimiter.
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(let ((eshell-test-value "zero0one0two0three0four"))
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(eshell-command-result-equal "echo $eshell-test-value[\"0\" 0]"
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"zero")
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(eshell-command-result-equal "echo $eshell-test-value[\"0\" 0 2]"
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'("zero" "two"))))
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(ert-deftest esh-var-test/interp-var-regexp-split-indices ()
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"Interpolate string variable with regexp splitter and indices."
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;; Test using a regexp as a delimiter.
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(let ((eshell-test-value "zero:one!two:three!four"))
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(eshell-command-result-equal "echo $eshell-test-value['[:!]' 0]"
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"zero")
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(eshell-command-result-equal "echo $eshell-test-value['[:!]' 0 2]"
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'("zero" "two"))
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(eshell-command-result-equal "echo $eshell-test-value[\"[:!]\" 0]"
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"zero")
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(eshell-command-result-equal "echo $eshell-test-value[\"[:!]\" 0 2]"
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'("zero" "two")))
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;; Test using a regexp that looks like range syntax as a delimiter.
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(let ((eshell-test-value "zero0..0one0..0two0..0three0..0four"))
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(eshell-command-result-equal "echo $eshell-test-value[\"0..0\" 0]"
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"zero")
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(eshell-command-result-equal "echo $eshell-test-value[\"0..0\" 0 2]"
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'("zero" "two"))))
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(ert-deftest esh-var-test/interp-var-assoc ()
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"Interpolate alist variable with index."
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(let ((eshell-test-value '(("foo" . 1) (bar . 2) ("3" . "three"))))
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(eshell-command-result-equal "echo $eshell-test-value[foo]"
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1)
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(eshell-command-result-equal "echo $eshell-test-value[#'bar]"
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2)
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(eshell-command-result-equal "echo $eshell-test-value[\"3\"]"
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"three")))
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(ert-deftest esh-var-test/interp-var-indices-subcommand ()
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"Interpolate list variable with subcommand expansion for indices."
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(skip-unless (executable-find "echo"))
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(let ((eshell-test-value '("zero" "one" "two" "three" "four")))
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(eshell-command-result-equal
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"echo $eshell-test-value[${*echo 0}]"
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"zero")
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(eshell-command-result-equal
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"echo $eshell-test-value[${*echo 0} ${*echo 2}]"
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'("zero" "two"))
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(eshell-command-result-equal
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"echo $eshell-test-value[{*echo 0} {*echo 2}]"
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'("zero" "two"))))
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(ert-deftest esh-var-test/interp-var-length-list ()
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"Interpolate length of list variable."
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(let ((eshell-test-value '((1 2) (3) (5 (6 7 8 9)))))
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(eshell-command-result-equal "echo $#eshell-test-value" 3)
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(eshell-command-result-equal "echo $#eshell-test-value[1]" 1)
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(eshell-command-result-equal "echo $#eshell-test-value[2][1]" 4)))
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(ert-deftest esh-var-test/interp-var-length-string ()
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"Interpolate length of string variable"
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(let ((eshell-test-value "foobar"))
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(eshell-command-result-equal "echo $#eshell-test-value" 6)))
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(ert-deftest esh-var-test/interp-var-length-alist ()
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"Interpolate length of alist variable."
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(let ((eshell-test-value '(("foo" . (1 2 3)))))
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(eshell-command-result-equal "echo $#eshell-test-value" 1)
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(eshell-command-result-equal "echo $#eshell-test-value[foo]" 3)))
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(ert-deftest esh-var-test/interp-var-splice ()
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"Splice-interpolate list variable."
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(let ((eshell-test-value '(1 2 3)))
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(eshell-command-result-equal "echo a $@eshell-test-value z"
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'("a" 1 2 3 "z"))
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(should (equal eshell-test-value '(1 2 3)))))
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(ert-deftest esh-var-test/interp-var-splice-concat ()
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"Splice-interpolate and concat list variable."
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(let ((eshell-test-value '(1 2 3)))
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(eshell-command-result-equal "echo it is a$@'eshell-test-value'z"
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'("it" "is" "a1" 2 "3z"))
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;; This is a tricky case. We're concatenating a spliced list and
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;; a non-spliced list. The general rule is that splicing should
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;; work as though the user typed "$X[0] $X[1] ... $X[N]". That
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;; means that the last value of our splice should get concatenated
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;; into the first value of the non-spliced list.
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(eshell-command-result-equal
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"echo it is $@'eshell-test-value'$eshell-test-value"
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'("it" "is" 1 2 ("31" 2 3)))))
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(ert-deftest esh-var-test/interp-lisp ()
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"Interpolate Lisp form evaluation."
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(eshell-command-result-equal "+ $(+ 1 2) 3" 6))
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(ert-deftest esh-var-test/interp-lisp-indices ()
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"Interpolate Lisp form evaluation with index."
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(eshell-command-result-equal "+ $(list 1 2)[1] 3" 5))
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(ert-deftest esh-var-test/interp-cmd ()
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"Interpolate command result."
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(eshell-command-result-equal "+ ${+ 1 2} 3" 6))
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(ert-deftest esh-var-test/interp-cmd-indices ()
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"Interpolate command result with index."
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(eshell-command-result-equal "+ ${listify 1 2}[1] 3" 5))
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(ert-deftest esh-var-test/interp-cmd-external ()
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"Interpolate command result from external command."
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(skip-unless (executable-find "echo"))
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(with-temp-eshell
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(eshell-match-command-output "echo ${*echo hi}"
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"hi\n")))
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(ert-deftest esh-var-test/interp-cmd-external-indices ()
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"Interpolate command result from external command with index."
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(skip-unless (executable-find "echo"))
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(with-temp-eshell
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(eshell-match-command-output "echo ${*echo \"hi\nbye\"}[1]"
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"bye\n")))
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(ert-deftest esh-var-test/interp-temp-cmd ()
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"Interpolate command result redirected to temp file."
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(eshell-command-result-equal "cat $<echo hi>" "hi"))
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(ert-deftest esh-var-test/interp-concat-lisp ()
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"Interpolate and concat Lisp form."
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(eshell-command-result-equal "+ $(+ 1 2)3 3" 36))
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(ert-deftest esh-var-test/interp-concat-lisp2 ()
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"Interpolate and concat two Lisp forms."
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(eshell-command-result-equal "+ $(+ 1 2)$(+ 1 2) 3" 36))
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(ert-deftest esh-var-test/interp-concat-cmd ()
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"Interpolate and concat command with literal."
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(eshell-command-result-equal "+ ${+ 1 2}3 3" 36)
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(eshell-command-result-equal "echo ${*echo \"foo\nbar\"}-baz"
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'("foo" "bar-baz"))
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;; Concatenating to a number in a list should produce a numeric value...
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(eshell-command-result-equal "echo ${*echo \"1\n2\"}3"
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'("1" "23"))
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(eshell-command-result-equal "echo $@{*echo \"1\n2\"}3"
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'(1 23))
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;; ... but concatenating to a string that looks like a number in a list
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;; should produce a string.
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(eshell-command-result-equal "echo ${*echo \"hi\n2\"}3"
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'("hi" "23"))
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(eshell-command-result-equal "echo $@{*echo \"hi\n2\"}3"
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'("hi" "23")))
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(ert-deftest esh-var-test/interp-concat-cmd2 ()
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"Interpolate and concat two commands."
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(eshell-command-result-equal "+ ${+ 1 2}${+ 1 2} 3" 36))
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(ert-deftest esh-var-test/interp-concat-cmd-external ()
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"Interpolate command result from external command with concatenation."
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(skip-unless (executable-find "echo"))
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(with-temp-eshell
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(eshell-match-command-output "echo ${echo hi}-${*echo there}"
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"hi-there\n")))
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;; Quoted variable interpolation
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(ert-deftest esh-var-test/quoted-interp-var ()
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"Interpolate variable inside double-quotes."
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(eshell-command-result-equal "echo \"$user-login-name\""
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user-login-name))
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(ert-deftest esh-var-test/quoted-interp-quoted-var ()
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"Interpolate quoted variable inside double-quotes"
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(eshell-command-result-equal "echo \"hi, $'user-login-name'\""
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(concat "hi, " user-login-name))
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(eshell-command-result-equal "echo \"hi, $\\\"user-login-name\\\"\""
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(concat "hi, " user-login-name)))
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(ert-deftest esh-var-test/quoted-interp-list-var ()
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"Interpolate list variable inside double-quotes."
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(let ((eshell-test-value '(1 2 3)))
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(eshell-command-result-equal "echo \"$eshell-test-value\""
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"(1 2 3)")))
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(ert-deftest esh-var-test/quoted-interp-list-var-concat ()
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"Interpolate and concat list variable inside double-quotes"
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(let ((eshell-test-value '(1 2 3)))
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(eshell-command-result-equal "echo \"a$'eshell-test-value'z\""
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"a(1 2 3)z")))
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(ert-deftest esh-var-test/quoted-interp-var-indices ()
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"Interpolate string variable with indices inside double-quotes."
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(let ((eshell-test-value '("zero" "one" "two" "three" "four")))
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(eshell-command-result-equal "echo \"$eshell-test-value[0]\""
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"zero")
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;; FIXME: These tests would use the 0th index like the other tests
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;; here, but evaluating the command just above adds an `escaped'
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;; property to the string "zero". This results in the output
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;; printing the string properties, which is probably the wrong
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;; behavior. See bug#54486.
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(eshell-command-result-equal "echo \"$eshell-test-value[1 2]\""
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"(\"one\" \"two\")")
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(eshell-command-result-equal "echo \"$eshell-test-value[1 2 4]\""
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"(\"one\" \"two\" \"four\")")))
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(ert-deftest esh-var-test/quote-interp-var-indices-subcommand ()
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"Interpolate list variable with subcommand expansion for indices inside double-quotes."
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(skip-unless (executable-find "echo"))
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(let ((eshell-test-value '("zero" "one" "two" "three" "four")))
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(eshell-command-result-equal
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"echo \"$eshell-test-value[${*echo 0}]\""
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"zero")
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;; FIXME: These tests would use the 0th index like the other tests
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;; here, but see above.
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(eshell-command-result-equal
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"echo \"$eshell-test-value[${*echo 1} ${*echo 2}]\""
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"(\"one\" \"two\")")))
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(ert-deftest esh-var-test/quoted-interp-var-split-indices ()
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"Interpolate string variable with indices inside double-quotes."
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(let ((eshell-test-value "zero one two three four"))
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(eshell-command-result-equal "echo \"$eshell-test-value[0]\""
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"zero")
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(eshell-command-result-equal "echo \"$eshell-test-value[0 2]\""
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"(\"zero\" \"two\")")))
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(ert-deftest esh-var-test/quoted-interp-var-string-split-indices ()
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"Interpolate string variable with string splitter and indices inside double-quotes."
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(let ((eshell-test-value "zero:one:two:three:four"))
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(eshell-command-result-equal "echo \"$eshell-test-value[: 0]\""
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"zero")
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(eshell-command-result-equal "echo \"$eshell-test-value[: 0 2]\""
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"(\"zero\" \"two\")"))
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(let ((eshell-test-value "zeroXoneXtwoXthreeXfour"))
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(eshell-command-result-equal "echo \"$eshell-test-value[X 0]\""
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"zero")
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(eshell-command-result-equal "echo \"$eshell-test-value[X 0 2]\""
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"(\"zero\" \"two\")")))
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(ert-deftest esh-var-test/quoted-interp-var-regexp-split-indices ()
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"Interpolate string variable with regexp splitter and indices."
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(let ((eshell-test-value "zero:one!two:three!four"))
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(eshell-command-result-equal "echo \"$eshell-test-value['[:!]' 0]\""
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"zero")
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(eshell-command-result-equal "echo \"$eshell-test-value['[:!]' 0 2]\""
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"(\"zero\" \"two\")")
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(eshell-command-result-equal "echo \"$eshell-test-value[\\\"[:!]\\\" 0]\""
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"zero")
|
||
(eshell-command-result-equal
|
||
"echo \"$eshell-test-value[\\\"[:!]\\\" 0 2]\""
|
||
"(\"zero\" \"two\")")))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-var-assoc ()
|
||
"Interpolate alist variable with index inside double-quotes."
|
||
(let ((eshell-test-value '(("foo" . 1) (bar . 2))))
|
||
(eshell-command-result-equal "echo \"$eshell-test-value[foo]\""
|
||
"1")
|
||
(eshell-command-result-equal "echo \"$eshell-test-value[#'bar]\""
|
||
"2")))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-var-length-list ()
|
||
"Interpolate length of list variable inside double-quotes."
|
||
(let ((eshell-test-value '((1 2) (3) (5 (6 7 8 9)))))
|
||
(eshell-command-result-equal "echo \"$#eshell-test-value\""
|
||
"3")
|
||
(eshell-command-result-equal "echo \"$#eshell-test-value[1]\""
|
||
"1")
|
||
(eshell-command-result-equal "echo \"$#eshell-test-value[2][1]\""
|
||
"4")))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-var-length-string ()
|
||
"Interpolate length of string variable inside double-quotes."
|
||
(let ((eshell-test-value "foobar"))
|
||
(eshell-command-result-equal "echo \"$#eshell-test-value\""
|
||
"6")))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-var-length-alist ()
|
||
"Interpolate length of alist variable inside double-quotes."
|
||
(let ((eshell-test-value '(("foo" . (1 2 3)))))
|
||
(eshell-command-result-equal "echo \"$#eshell-test-value\""
|
||
"1")
|
||
(eshell-command-result-equal "echo \"$#eshell-test-value[foo]\""
|
||
"3")))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-var-splice ()
|
||
"Splice-interpolate list variable inside double-quotes."
|
||
(let ((eshell-test-value '(1 2 3)))
|
||
(eshell-command-result-equal "echo a \"$@eshell-test-value\" z"
|
||
'("a" "1 2 3" "z"))
|
||
(should (equal eshell-test-value '(1 2 3)))))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-var-splice-concat ()
|
||
"Splice-interpolate and concat list variable inside double-quotes"
|
||
(let ((eshell-test-value '(1 2 3)))
|
||
(eshell-command-result-equal "echo \"a$@'eshell-test-value'z\""
|
||
"a1 2 3z")))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-lisp ()
|
||
"Interpolate Lisp form evaluation inside double-quotes."
|
||
(eshell-command-result-equal "echo \"hi $(concat \\\"the\\\" \\\"re\\\")\""
|
||
"hi there"))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-lisp-indices ()
|
||
"Interpolate Lisp form evaluation with index."
|
||
(eshell-command-result-equal "funcall concat \"$(list 1 2)[1]\" cool"
|
||
"2cool"))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-cmd ()
|
||
"Interpolate command result inside double-quotes."
|
||
(eshell-command-result-equal "echo \"hi ${echo \\\"there\\\"}\""
|
||
"hi there"))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-cmd-indices ()
|
||
"Interpolate command result with index inside double-quotes."
|
||
(eshell-command-result-equal "funcall concat \"${listify 1 2}[1]\" cool"
|
||
"2cool"))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-temp-cmd ()
|
||
"Interpolate command result redirected to temp file inside double-quotes."
|
||
(let ((temporary-file-directory
|
||
(file-name-as-directory (make-temp-file "esh-vars-tests" t))))
|
||
(unwind-protect
|
||
(eshell-command-result-equal "cat \"$<echo \\\"hi\\\">\"" "hi")
|
||
(delete-directory temporary-file-directory t))))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-concat-cmd ()
|
||
"Interpolate and concat command with literal."
|
||
(eshell-command-result-equal "echo \"${echo \\\"foo\nbar\\\"} baz\""
|
||
"foo\nbar baz"))
|
||
|
||
|
||
;; Interpolating commands
|
||
|
||
(ert-deftest esh-var-test/command-interp ()
|
||
"Interpolate a variable as a command name."
|
||
(let ((eshell-test-value "printnl"))
|
||
(eshell-command-result-equal "$eshell-test-value hello there"
|
||
"hello\nthere\n")))
|
||
|
||
(ert-deftest esh-var-test/command-interp-splice ()
|
||
"Interpolate a splice variable as a command name with arguments."
|
||
(let ((eshell-test-value '("printnl" "hello" "there")))
|
||
(eshell-command-result-equal "$@eshell-test-value"
|
||
"hello\nthere\n")))
|
||
|
||
|
||
;; Interpolated variable conversion
|
||
|
||
(ert-deftest esh-var-test/interp-convert-var-number ()
|
||
"Interpolate numeric variable."
|
||
(let ((eshell-test-value 123))
|
||
(eshell-command-result-equal "type-of $eshell-test-value"
|
||
'integer)))
|
||
|
||
(ert-deftest esh-var-test/interp-convert-var-split-indices ()
|
||
"Interpolate and convert string variable with indices."
|
||
;; Check that numeric forms are marked as numeric.
|
||
(let ((eshell-test-value "000 010 020 030 040"))
|
||
;; `eshell/echo' converts numeric strings to Lisp numbers...
|
||
(eshell-command-result-equal "echo $eshell-test-value[0]"
|
||
0)
|
||
;; ... but not lists of numeric strings...
|
||
(eshell-command-result-equal "echo $eshell-test-value[0 2]"
|
||
'("000" "020"))
|
||
;; ... unless each element is a separate argument to `eshell/echo'.
|
||
(eshell-command-result-equal "echo $@eshell-test-value[0 2]"
|
||
'(0 20)))
|
||
;; Check that multiline forms are preserved as-is.
|
||
(let ((eshell-test-value "foo\nbar:baz\n"))
|
||
(eshell-command-result-equal "echo $eshell-test-value[: 0]"
|
||
"foo\nbar")
|
||
(eshell-command-result-equal "echo $eshell-test-value[: 1]"
|
||
"baz\n")))
|
||
|
||
(ert-deftest esh-var-test/interp-convert-quoted-var-number ()
|
||
"Interpolate numeric quoted numeric variable."
|
||
(let ((eshell-test-value 123))
|
||
(eshell-command-result-equal "funcall type-of $'eshell-test-value'"
|
||
'integer)
|
||
(eshell-command-result-equal "funcall type-of $\"eshell-test-value\""
|
||
'integer)))
|
||
|
||
(ert-deftest esh-var-test/interp-convert-quoted-var-split-indices ()
|
||
"Interpolate and convert quoted string variable with indices."
|
||
(let ((eshell-test-value "000 010 020 030 040"))
|
||
;; `eshell/echo' converts numeric strings to Lisp numbers...
|
||
(eshell-command-result-equal "echo $'eshell-test-value'[0]"
|
||
0)
|
||
;; ... but not lists of numeric strings...
|
||
(eshell-command-result-equal "echo $'eshell-test-value'[0 2]"
|
||
'("000" "020"))
|
||
;; ... unless each element is a separate argument to `eshell/echo'.
|
||
(eshell-command-result-equal "echo $@'eshell-test-value'[0 2]"
|
||
'(0 20))))
|
||
|
||
(ert-deftest esh-var-test/interp-convert-cmd-string-newline ()
|
||
"Interpolate trailing-newline command result."
|
||
(eshell-command-result-equal "echo ${echo \"foo\n\"}" "foo"))
|
||
|
||
(ert-deftest esh-var-test/interp-convert-cmd-multiline ()
|
||
"Interpolate multi-line command result."
|
||
(eshell-command-result-equal "echo ${echo \"foo\nbar\"}"
|
||
'("foo" "bar"))
|
||
;; Numeric output should be converted to numbers...
|
||
(eshell-command-result-equal "echo ${echo \"01\n02\n03\"}"
|
||
'("01" "02" "03"))
|
||
(eshell-command-result-equal "echo $@{echo \"01\n02\n03\"}"
|
||
'(1 2 3))
|
||
;; ... but only if every line is numeric.
|
||
(eshell-command-result-equal "echo ${echo \"01\n02\nhi\"}"
|
||
'("01" "02" "hi"))
|
||
(eshell-command-result-equal "echo $@{echo \"01\n02\nhi\"}"
|
||
'("01" "02" "hi")))
|
||
|
||
(ert-deftest esh-var-test/interp-convert-cmd-number ()
|
||
"Interpolate numeric command result."
|
||
(eshell-command-result-equal "echo ${echo \"1\"}" 1))
|
||
|
||
(ert-deftest esh-var-test/interp-convert-cmd-split-indices ()
|
||
"Interpolate command result with indices."
|
||
;; `eshell/echo' converts numeric strings to Lisp numbers...
|
||
(eshell-command-result-equal "echo ${echo \"000 010 020\"}[0]"
|
||
0)
|
||
;; ... but not lists of numeric strings...
|
||
(eshell-command-result-equal "echo ${echo \"000 010 020\"}[0 2]"
|
||
'("000" "020"))
|
||
;; ... unless each element is a separate argument to `eshell/echo'.
|
||
(eshell-command-result-equal "echo $@{echo \"000 010 020\"}[0 2]"
|
||
'(0 20)))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-convert-var-number ()
|
||
"Interpolate numeric variable inside double-quotes."
|
||
(let ((eshell-test-value 123))
|
||
(eshell-command-result-equal "funcall type-of \"$eshell-test-value\""
|
||
'string)))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-convert-var-split-indices ()
|
||
"Interpolate string variable with indices inside double-quotes."
|
||
(let ((eshell-test-value "000 010 020 030 040"))
|
||
(eshell-command-result-equal "echo \"$eshell-test-value[0]\""
|
||
"000")
|
||
(eshell-command-result-equal "echo \"$eshell-test-value[0 2]\""
|
||
"(\"000\" \"020\")")))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-convert-quoted-var-number ()
|
||
"Interpolate numeric quoted variable inside double-quotes."
|
||
(let ((eshell-test-value 123))
|
||
(eshell-command-result-equal "funcall type-of \"$'eshell-test-value'\""
|
||
'string)
|
||
(eshell-command-result-equal
|
||
"funcall type-of \"$\\\"eshell-test-value\\\"\""
|
||
'string)))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-convert-quoted-var-split-indices ()
|
||
"Interpolate quoted string variable with indices inside double-quotes."
|
||
(let ((eshell-test-value "000 010 020 030 040"))
|
||
(eshell-command-result-equal "echo \"$eshell-test-value[0]\""
|
||
"000")
|
||
(eshell-command-result-equal "echo \"$eshell-test-value[0 2]\""
|
||
"(\"000\" \"020\")")))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-convert-cmd-string-newline ()
|
||
"Interpolate trailing-newline command result inside double-quotes."
|
||
(eshell-command-result-equal "echo \"${echo \\\"foo\n\\\"}\""
|
||
"foo")
|
||
(eshell-command-result-equal "echo \"${echo \\\"foo\n\n\\\"}\""
|
||
"foo"))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-convert-cmd-multiline ()
|
||
"Interpolate multi-line command result inside double-quotes."
|
||
(eshell-command-result-equal "echo \"${echo \\\"foo\nbar\\\"}\""
|
||
"foo\nbar"))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-convert-cmd-number ()
|
||
"Interpolate numeric command result inside double-quotes."
|
||
(eshell-command-result-equal "echo \"${echo \\\"1\\\"}\"" "1"))
|
||
|
||
(ert-deftest esh-var-test/quoted-interp-convert-cmd-split-indices ()
|
||
"Interpolate command result with indices inside double-quotes."
|
||
(eshell-command-result-equal "echo \"${echo \\\"000 010 020\\\"}[0]\""
|
||
"000"))
|
||
|
||
|
||
;; Variable-related commands
|
||
|
||
(ert-deftest esh-var-test/set/env-var ()
|
||
"Test that `set' with a string variable name sets an environment variable."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "set VAR hello" "hello\n")
|
||
(should (equal (getenv "VAR") "hello")))
|
||
(should-not (equal (getenv "VAR") "hello")))
|
||
|
||
(ert-deftest esh-var-test/set/symbol ()
|
||
"Test that `set' with a symbol variable name sets a Lisp variable."
|
||
(let (eshell-test-value)
|
||
(eshell-command-result-equal "set #'eshell-test-value hello"
|
||
"hello")
|
||
(should (equal eshell-test-value "hello"))))
|
||
|
||
(ert-deftest esh-var-test/unset/env-var ()
|
||
"Test that `unset' with a string variable name unsets an env var."
|
||
(let ((process-environment (cons "VAR=value" process-environment)))
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "unset VAR" "\\`\\'")
|
||
(should (equal (getenv "VAR") nil)))
|
||
(should (equal (getenv "VAR") "value"))))
|
||
|
||
(ert-deftest esh-var-test/unset/symbol ()
|
||
"Test that `unset' with a symbol variable name unsets a Lisp variable."
|
||
(let ((eshell-test-value "value"))
|
||
(eshell-command-result-equal "unset #'eshell-test-value" nil)
|
||
(should (equal eshell-test-value nil))))
|
||
|
||
(ert-deftest esh-var-test/setq ()
|
||
"Test that `setq' sets Lisp variables."
|
||
(let (eshell-test-value)
|
||
(eshell-command-result-equal "setq eshell-test-value hello"
|
||
"hello")
|
||
(should (equal eshell-test-value "hello"))))
|
||
|
||
(ert-deftest esh-var-test/export ()
|
||
"Test that `export' sets environment variables."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "export VAR=hello" "\\`\\'")
|
||
(should (equal (getenv "VAR") "hello"))))
|
||
|
||
(ert-deftest esh-var-test/local-variables ()
|
||
"Test that \"VAR=value command\" temporarily sets variables."
|
||
(with-temp-eshell
|
||
(push "VAR=value" process-environment)
|
||
(eshell-match-command-output "VAR=hello env" "VAR=hello\n")
|
||
(should (equal (getenv "VAR") "value"))))
|
||
|
||
(ert-deftest esh-var-test/local-variables/skip-nil ()
|
||
"Test that Eshell skips leading nil arguments after local variable setting."
|
||
(with-temp-eshell
|
||
(push "VAR=value" process-environment)
|
||
(eshell-match-command-output "VAR=hello $eshell-test-value env"
|
||
"VAR=hello\n")
|
||
(should (equal (getenv "VAR") "value"))))
|
||
|
||
(ert-deftest esh-var-test/local-variables/cd ()
|
||
"Test that \"VAR=value cd DIR\" properly changes the directory."
|
||
(let ((parent-directory (file-name-directory
|
||
(directory-file-name default-directory))))
|
||
(with-temp-eshell
|
||
(eshell-insert-command "VAR=hello cd ..")
|
||
(should (equal default-directory parent-directory)))))
|
||
|
||
(ert-deftest esh-var-test/local-variables/env ()
|
||
"Test that \"env VAR=value command\" temporarily sets variables."
|
||
(with-temp-eshell
|
||
(push "VAR=value" process-environment)
|
||
(eshell-match-command-output "env VAR=hello env" "VAR=hello\n")
|
||
(should (equal (getenv "VAR") "value"))))
|
||
|
||
(ert-deftest esh-var-test/local-variables/env/no-locals ()
|
||
"Test that \"env command\" works like \"command\"."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "env echo hi" "\\`hi\n")))
|
||
|
||
|
||
;; Variable aliases
|
||
|
||
(ert-deftest esh-var-test/alias/function ()
|
||
"Test using a variable alias defined as a function."
|
||
(let ((text-quoting-style 'grave))
|
||
(with-temp-eshell
|
||
(push `("ALIAS" ,(lambda () "value") nil t) eshell-variable-aliases-list)
|
||
(eshell-match-command-output "echo $ALIAS" "value\n")
|
||
(eshell-match-command-output "set ALIAS hello"
|
||
"Variable `ALIAS' is not settable\n"
|
||
nil t))))
|
||
|
||
(ert-deftest esh-var-test/alias/function-pair ()
|
||
"Test using a variable alias defined as a pair of getter/setter functions."
|
||
(with-temp-eshell
|
||
(let ((eshell-test-value "value"))
|
||
(push `("ALIAS" (,(lambda () eshell-test-value)
|
||
. (lambda (_ value)
|
||
(setq eshell-test-value (upcase value))))
|
||
nil t)
|
||
eshell-variable-aliases-list)
|
||
(eshell-match-command-output "echo $ALIAS" "value\n")
|
||
(eshell-match-command-output "set ALIAS hello" "HELLO\n")
|
||
(should (equal eshell-test-value "HELLO")))))
|
||
|
||
(ert-deftest esh-var-test/alias/string ()
|
||
"Test using a variable alias defined as a string.
|
||
This should get/set the aliased environment variable."
|
||
(with-temp-eshell
|
||
(let ((eshell-test-value "lisp-value"))
|
||
(push "eshell-test-value=env-value" process-environment)
|
||
(push `("ALIAS" "eshell-test-value") eshell-variable-aliases-list)
|
||
(eshell-match-command-output "echo $ALIAS" "env-value\n")
|
||
(eshell-match-command-output "set ALIAS hello" "hello\n")
|
||
(should (equal (getenv "eshell-test-value") "hello"))
|
||
(should (equal eshell-test-value "lisp-value")))))
|
||
|
||
(ert-deftest esh-var-test/alias/string/prefer-lisp ()
|
||
"Test using a variable alias defined as a string.
|
||
This sets `eshell-prefer-lisp-variables' to t and should get/set
|
||
the aliased Lisp variable."
|
||
(with-temp-eshell
|
||
(let ((eshell-test-value "lisp-value")
|
||
(eshell-prefer-lisp-variables t))
|
||
(push "eshell-test-value=env-value" process-environment)
|
||
(push `("ALIAS" "eshell-test-value") eshell-variable-aliases-list)
|
||
(eshell-match-command-output "echo $ALIAS" "lisp-value\n")
|
||
(eshell-match-command-output "set ALIAS hello" "hello\n")
|
||
(should (equal (car process-environment) "eshell-test-value=env-value"))
|
||
(should (equal eshell-test-value "hello")))))
|
||
|
||
(ert-deftest esh-var-test/alias/symbol ()
|
||
"Test using a variable alias defined as a symbol.
|
||
This should get/set the value bound to the symbol."
|
||
(with-temp-eshell
|
||
(let ((eshell-test-value "value"))
|
||
(push '("ALIAS" eshell-test-value) eshell-variable-aliases-list)
|
||
(eshell-match-command-output "echo $ALIAS" "value\n")
|
||
(eshell-match-command-output "set ALIAS hello" "hello\n")
|
||
(should (equal eshell-test-value "hello")))))
|
||
|
||
(ert-deftest esh-var-test/alias/symbol-pair ()
|
||
"Test using a variable alias defined as a pair of symbols.
|
||
This should get the value bound to the symbol, but fail to set
|
||
it, since the setter is nil."
|
||
(with-temp-eshell
|
||
(let ((eshell-test-value "value")
|
||
(text-quoting-style 'grave))
|
||
(push '("ALIAS" (eshell-test-value . nil)) eshell-variable-aliases-list)
|
||
(eshell-match-command-output "echo $ALIAS" "value\n")
|
||
(eshell-match-command-output "set ALIAS hello"
|
||
"Variable `ALIAS' is not settable\n"
|
||
nil t))))
|
||
|
||
(ert-deftest esh-var-test/alias/export ()
|
||
"Test that `export' properly sets variable aliases."
|
||
(with-temp-eshell
|
||
(let ((eshell-test-value "value"))
|
||
(push `("ALIAS" (,(lambda () eshell-test-value)
|
||
. (lambda (_ value) (setq eshell-test-value value)))
|
||
nil t)
|
||
eshell-variable-aliases-list)
|
||
(eshell-match-command-output "export ALIAS=hello" "\\`\\'")
|
||
(should (equal eshell-test-value "hello")))))
|
||
|
||
(ert-deftest esh-var-test/alias/local-variables ()
|
||
"Test that \"VAR=value cmd\" temporarily sets read-only variable aliases."
|
||
(with-temp-eshell
|
||
(let ((eshell-test-value "value"))
|
||
(push `("ALIAS" ,(lambda () eshell-test-value) t t)
|
||
eshell-variable-aliases-list)
|
||
(eshell-match-command-output "ALIAS=hello env" "ALIAS=hello\n")
|
||
(should (equal eshell-test-value "value")))))
|
||
|
||
|
||
;; Built-in variables
|
||
|
||
(ert-deftest esh-var-test/lines-var ()
|
||
"$LINES should equal (window-body-height nil 'remap)"
|
||
(eshell-command-result-equal "echo $LINES"
|
||
(window-body-height nil 'remap)))
|
||
|
||
(ert-deftest esh-var-test/columns-var ()
|
||
"$COLUMNS should equal (window-body-width nil 'remap)."
|
||
(eshell-command-result-equal "echo $COLUMNS"
|
||
(window-body-width nil 'remap)))
|
||
|
||
(ert-deftest esh-var-test/inside-emacs-var ()
|
||
"Test presence of \"INSIDE_EMACS\" in subprocesses."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "env"
|
||
(format "INSIDE_EMACS=%s,eshell"
|
||
emacs-version))))
|
||
|
||
(ert-deftest esh-var-test/inside-emacs-var-split-indices ()
|
||
"Test using \"INSIDE_EMACS\" with split indices."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "echo $INSIDE_EMACS[, 1]"
|
||
"eshell")))
|
||
|
||
(ert-deftest esh-var-test/pager-var/default ()
|
||
"Test that retrieving the default value of $PAGER works.
|
||
This should be the value of `comint-pager' if non-nil, otherwise
|
||
the value of the $PAGER env var."
|
||
(let ((comint-pager nil)
|
||
(process-environment (cons "PAGER=cat" process-environment)))
|
||
(eshell-command-result-equal "echo $PAGER" "cat")
|
||
(setq comint-pager "less")
|
||
(eshell-command-result-equal "echo $PAGER" "less")))
|
||
|
||
(ert-deftest esh-var-test/pager-var/set ()
|
||
"Test that setting $PAGER in Eshell overrides the default value."
|
||
(let ((comint-pager nil)
|
||
(process-environment (cons "PAGER=cat" process-environment)))
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "set PAGER bat" "bat")
|
||
(eshell-match-command-output "echo $PAGER" "bat"))
|
||
(setq comint-pager "less")
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "set PAGER bat" "bat")
|
||
(eshell-match-command-output "echo $PAGER" "bat"))))
|
||
|
||
(ert-deftest esh-var-test/pager-var/unset ()
|
||
"Test that unsetting $PAGER in Eshell overrides the default value."
|
||
(let ((comint-pager nil)
|
||
(process-environment (cons "PAGER=cat" process-environment)))
|
||
(with-temp-eshell
|
||
(eshell-insert-command "unset PAGER")
|
||
(eshell-match-command-output "echo $PAGER" "\\`\\'"))
|
||
(setq comint-pager "less")
|
||
(with-temp-eshell
|
||
(eshell-insert-command "unset PAGER")
|
||
(eshell-match-command-output "echo $PAGER" "\\`\\'"))))
|
||
|
||
(ert-deftest esh-var-test/pager-var/set-locally ()
|
||
"Test setting $PAGER temporarily for a single command."
|
||
(let ((comint-pager nil)
|
||
(process-environment (cons "PAGER=cat" process-environment)))
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "PAGER=bat env" "PAGER=bat\n")
|
||
(eshell-match-command-output "echo $PAGER" "cat"))
|
||
(setq comint-pager "less")
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "PAGER=bat env" "PAGER=bat\n")
|
||
(eshell-match-command-output "echo $PAGER" "less"))))
|
||
|
||
(ert-deftest esh-var-test/path-var/local-directory ()
|
||
"Test using $PATH in a local directory."
|
||
(let ((expected-path (string-join (eshell-get-path t) (path-separator))))
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "echo $PATH" (regexp-quote expected-path)))))
|
||
|
||
(ert-deftest esh-var-test/path-var/remote-directory ()
|
||
"Test using $PATH in a remote directory."
|
||
(skip-unless (eshell-tests-remote-accessible-p))
|
||
(let* ((default-directory ert-remote-temporary-file-directory)
|
||
(expected-path (string-join (eshell-get-path t) (path-separator))))
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "echo $PATH" (regexp-quote expected-path)))))
|
||
|
||
(ert-deftest esh-var-test/path-var/set ()
|
||
"Test setting $PATH."
|
||
(let* ((path-to-set-list '("/some/path" "/other/path"))
|
||
(path-to-set (string-join path-to-set-list (path-separator))))
|
||
(with-temp-eshell
|
||
;; Quote PATH value, because on Windows path-separator is ';'.
|
||
(eshell-match-command-output
|
||
(concat "set PATH " (eshell-quote-argument path-to-set) "")
|
||
(concat path-to-set "\n"))
|
||
(eshell-match-command-output "echo $PATH" (concat path-to-set "\n"))
|
||
(should (equal (eshell-get-path t) path-to-set-list)))))
|
||
|
||
(ert-deftest esh-var-test/path-var/set-locally ()
|
||
"Test setting $PATH temporarily for a single command."
|
||
(let* ((path-to-set-list '("/some/path" "/other/path"))
|
||
(path-to-set (string-join path-to-set-list (path-separator))))
|
||
(with-temp-eshell
|
||
;; As above, quote PATH value.
|
||
(eshell-match-command-output
|
||
(concat "set PATH " (eshell-quote-argument path-to-set) "")
|
||
(concat path-to-set "\n"))
|
||
(eshell-match-command-output "PATH=/local/path env"
|
||
"PATH=/local/path\n")
|
||
;; After the last command, the previous $PATH value should be restored.
|
||
(eshell-match-command-output "echo $PATH" (concat path-to-set "\n"))
|
||
(should (equal (eshell-get-path t) path-to-set-list)))))
|
||
|
||
(ert-deftest esh-var-test/path-var/preserve-across-hosts ()
|
||
"Test that $PATH can be set independently on multiple hosts."
|
||
(skip-unless (not (eq system-type 'windows-nt)))
|
||
(let ((local-directory default-directory)
|
||
local-path remote-path)
|
||
(with-temp-eshell
|
||
;; Set the $PATH on localhost.
|
||
(eshell-insert-command "set PATH /local/path")
|
||
(setq local-path (eshell-last-output))
|
||
;; `cd' to a remote host and set the $PATH there too.
|
||
(eshell-insert-command
|
||
(format "cd %s" ert-remote-temporary-file-directory))
|
||
(eshell-insert-command "set PATH /remote/path")
|
||
(setq remote-path (eshell-last-output))
|
||
;; Return to localhost and check that $PATH is the value we set
|
||
;; originally.
|
||
(eshell-insert-command (format "cd %s" local-directory))
|
||
(eshell-match-command-output "echo $PATH" (regexp-quote local-path))
|
||
;; ... and do the same for the remote host.
|
||
(eshell-insert-command
|
||
(format "cd %s" ert-remote-temporary-file-directory))
|
||
(eshell-match-command-output "echo $PATH" (regexp-quote remote-path)))))
|
||
|
||
(ert-deftest esh-var-test/uid-var ()
|
||
"Test that $UID is equivalent to (user-uid) for local directories."
|
||
(eshell-command-result-equal "echo $UID" (user-uid)))
|
||
|
||
(ert-deftest esh-var-test/gid-var ()
|
||
"Test that $GID is equivalent to (group-gid) for local directories."
|
||
(eshell-command-result-equal "echo $GID" (group-gid)))
|
||
|
||
(ert-deftest esh-var-test/last-status-var-lisp-command ()
|
||
"Test using the \"last exit status\" ($?) variable with a Lisp command."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "funcall zerop 0; echo $?"
|
||
"t\n0\n")
|
||
(eshell-match-command-output "funcall zerop 1; echo $?"
|
||
"0\n")
|
||
(eshell-match-command-output "funcall zerop foo; echo $?"
|
||
"1\n" nil t)))
|
||
|
||
(ert-deftest esh-var-test/last-status-var-lisp-form ()
|
||
"Test using the \"last exit status\" ($?) variable with a Lisp form."
|
||
(let ((eshell-lisp-form-nil-is-failure t))
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "(zerop 0); echo $?"
|
||
"t\n0\n")
|
||
(eshell-match-command-output "(zerop 1); echo $?"
|
||
"2\n")
|
||
(eshell-match-command-output "(zerop \"foo\"); echo $?"
|
||
"1\n" nil t))))
|
||
|
||
(ert-deftest esh-var-test/last-status-var-lisp-form-2 ()
|
||
"Test using the \"last exit status\" ($?) variable with a Lisp form.
|
||
This tests when `eshell-lisp-form-nil-is-failure' is nil."
|
||
(let ((eshell-lisp-form-nil-is-failure nil))
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "(zerop 0); echo $?"
|
||
"0\n")
|
||
(eshell-match-command-output "(zerop 0); echo $?"
|
||
"0\n")
|
||
(eshell-match-command-output "(zerop \"foo\"); echo $?"
|
||
"1\n" nil t))))
|
||
|
||
(ert-deftest esh-var-test/last-status-var-ext-cmd ()
|
||
"Test using the \"last exit status\" ($?) variable with an external command."
|
||
(skip-unless (executable-find "["))
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "[ foo = foo ]; echo $?"
|
||
"0\n")
|
||
(eshell-match-command-output "[ foo = bar ]; echo $?"
|
||
"1\n")))
|
||
|
||
(ert-deftest esh-var-test/last-result-var ()
|
||
"Test using the \"last result\" ($$) variable."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "+ 1 2; + $$ 2"
|
||
"3\n5\n")))
|
||
|
||
(ert-deftest esh-var-test/last-result-var-twice ()
|
||
"Test using the \"last result\" ($$) variable twice."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "+ 1 2; + $$ $$"
|
||
"3\n6\n")))
|
||
|
||
(ert-deftest esh-var-test/last-result-var-ext-cmd ()
|
||
"Test using the \"last result\" ($$) variable with an external command."
|
||
(skip-unless (executable-find "["))
|
||
(with-temp-eshell
|
||
;; MS-DOS/MS-Windows have an external command 'format', which we
|
||
;; don't want here.
|
||
(let ((eshell-prefer-lisp-functions t))
|
||
(eshell-match-command-output "[ foo = foo ]; format \"%s\" $$"
|
||
"t\n")
|
||
(eshell-match-command-output "[ foo = bar ]; format \"%s\" $$"
|
||
"nil\n"))))
|
||
|
||
(ert-deftest esh-var-test/last-result-var-split-indices ()
|
||
"Test using the \"last result\" ($$) variable with split indices."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output
|
||
"funcall string-join (list \"01\" \"02\") :; + $$[: 1] 3"
|
||
"01:02\n5\n")
|
||
(eshell-match-command-output
|
||
"funcall string-join (list \"01\" \"02\") :; echo \"$$[: 1]\""
|
||
"01:02\n02\n")))
|
||
|
||
(ert-deftest esh-var-test/last-arg-var ()
|
||
"Test using the \"last arg\" ($_) variable."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "+ 1 2; + $_ 4"
|
||
"3\n6\n")))
|
||
|
||
(ert-deftest esh-var-test/last-arg-var-indices ()
|
||
"Test using the \"last arg\" ($_) variable with indices."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output "+ 1 2; + $_[0] 4"
|
||
"3\n5\n")
|
||
(eshell-match-command-output "+ 1 2; + $_[1] 4"
|
||
"3\n6\n")))
|
||
|
||
(ert-deftest esh-var-test/last-arg-var-split-indices ()
|
||
"Test using the \"last arg\" ($_) variable with split indices."
|
||
(with-temp-eshell
|
||
(eshell-match-command-output
|
||
"funcall concat 01:02 03:04; + $_[1][: 1] 5"
|
||
"01:0203:04\n7\n")
|
||
(eshell-match-command-output
|
||
"funcall concat 01:02 03:04; echo \"$_[1][: 1]\""
|
||
"01:0203:04\n02\n")))
|
||
|
||
;; esh-var-tests.el ends here
|