227 lines
10 KiB
EmacsLisp
227 lines
10 KiB
EmacsLisp
;;; esh-util-tests.el --- esh-util 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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;;; Code:
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(require 'tramp)
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(require 'ert)
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(require 'esh-util)
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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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;;; Tests:
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(ert-deftest esh-util-test/eshell-stringify/string ()
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"Test that `eshell-stringify' preserves the value of strings."
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(should (equal (eshell-stringify "hello") "hello")))
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(ert-deftest esh-util-test/eshell-stringify/number ()
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"Test that `eshell-stringify' converts numbers to strings."
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(should (equal (eshell-stringify 42) "42"))
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(should (equal (eshell-stringify 4.2) "4.2")))
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(ert-deftest esh-util-test/eshell-stringify/t ()
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"Test that `eshell-stringify' treats `t' according to `eshell-stringify-t'."
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(let ((eshell-stringify-t t))
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(should (equal (eshell-stringify t) "t")))
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(let ((eshell-stringify-t nil))
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(should (equal (eshell-stringify t) nil))))
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(ert-deftest esh-util-test/eshell-stringify/nil ()
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"Test that `eshell-stringify' converts nil to a string."
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(should (equal (eshell-stringify nil) "nil")))
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(ert-deftest esh-util-test/eshell-stringify/list ()
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"Test that `eshell-stringify' correctly stringifies lists."
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;; These tests depend on the particulars of how Emacs pretty-prints
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;; lists; changes to the pretty-printer could result in different
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;; whitespace. We don't care about that, except to ensure there's
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;; no leading/trailing whitespace.
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(should (equal (eshell-stringify '(1 2 3)) "(1 2 3)"))
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(should (equal (replace-regexp-in-string
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(rx (+ (any space "\n"))) " "
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(eshell-stringify '((1 2) (3 . 4))))
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"((1 2) (3 . 4))")))
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(ert-deftest esh-util-test/eshell-stringify/complex ()
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"Test that `eshell-stringify' correctly stringifies complex objects."
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(should (equal (eshell-stringify (list 'quote 'hello)) "'hello")))
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(ert-deftest esh-util-test/eshell-convertible-to-number-p/integer ()
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"Test that `eshell-convertible-to-number-p' matches integers."
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(should (eshell-convertible-to-number-p "123"))
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(should (eshell-convertible-to-number-p "-123"))
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;; These are technially integers, since Emacs Lisp requires at least
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;; one digit after the "." to be a float:
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(should (eshell-convertible-to-number-p "123."))
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(should (eshell-convertible-to-number-p "-123.")))
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(ert-deftest esh-util-test/eshell-convertible-to-number-p/float ()
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"Test that `eshell-convertible-to-number-p' matches floats."
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(should (eshell-convertible-to-number-p "1.23"))
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(should (eshell-convertible-to-number-p "-1.23"))
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(should (eshell-convertible-to-number-p ".1"))
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(should (eshell-convertible-to-number-p "-.1")))
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(ert-deftest esh-util-test/eshell-convertible-to-number-p/float-exponent ()
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"Test that `eshell-convertible-to-number-p' matches exponent notation."
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;; Positive exponent:
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(dolist (exp '("e2" "e+2" "E2" "E+2"))
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(should (eshell-convertible-to-number-p (concat "123" exp)))
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(should (eshell-convertible-to-number-p (concat "-123" exp)))
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(should (eshell-convertible-to-number-p (concat "1.23" exp)))
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(should (eshell-convertible-to-number-p (concat "-1.23" exp)))
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(should (eshell-convertible-to-number-p (concat "1." exp)))
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(should (eshell-convertible-to-number-p (concat "-1." exp)))
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(should (eshell-convertible-to-number-p (concat ".1" exp)))
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(should (eshell-convertible-to-number-p (concat "-.1" exp))))
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;; Negative exponent:
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(dolist (exp '("e-2" "E-2"))
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(should (eshell-convertible-to-number-p (concat "123" exp)))
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(should (eshell-convertible-to-number-p (concat "-123" exp)))
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(should (eshell-convertible-to-number-p (concat "1.23" exp)))
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(should (eshell-convertible-to-number-p (concat "-1.23" exp)))
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(should (eshell-convertible-to-number-p (concat "1." exp)))
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(should (eshell-convertible-to-number-p (concat "-1." exp)))
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(should (eshell-convertible-to-number-p (concat ".1" exp)))
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(should (eshell-convertible-to-number-p (concat "-.1" exp)))))
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(ert-deftest esh-util-test/eshell-convertible-to-number-p/float/infinite ()
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"Test that `eshell-convertible-to-number-p' matches infinite floats."
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(should (eshell-convertible-to-number-p "1.0e+INF"))
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(should (eshell-convertible-to-number-p "2.e+INF"))
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(should (eshell-convertible-to-number-p "-1.0e+INF"))
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(should (eshell-convertible-to-number-p "-2.e+INF")))
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(ert-deftest esh-util-test/eshell-convertible-to-number-p/float/nan ()
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"Test that `eshell-convertible-to-number-p' matches NaNs."
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(should (eshell-convertible-to-number-p "1.0e+NaN"))
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(should (eshell-convertible-to-number-p "2.e+NaN"))
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(should (eshell-convertible-to-number-p "-1.0e+NaN"))
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(should (eshell-convertible-to-number-p "-2.e+NaN")))
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(ert-deftest esh-util-test/eshell-convertible-to-number-p/non-numeric ()
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"Test that `eshell-convertible-to-number-p' returns nil for non-numerics."
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(should-not (eshell-convertible-to-number-p "foo"))
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(should-not (eshell-convertible-to-number-p ""))
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(should-not (eshell-convertible-to-number-p "123foo")))
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(ert-deftest esh-util-test/eshell-convertible-to-number-p/no-convert ()
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"Test that `eshell-convertible-to-number-p' returns nil when disabled."
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(let ((eshell-convert-numeric-arguments nil))
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(should-not (eshell-convertible-to-number-p "123"))
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(should-not (eshell-convertible-to-number-p "1.23"))))
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(ert-deftest esh-util-test/eshell-printable-size ()
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(should (equal (eshell-printable-size (expt 2 16)) "65536"))
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(should (equal (eshell-printable-size (expt 2 32)) "4294967296")))
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(ert-deftest esh-util-test/eshell-printable-size/zero ()
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(should (equal (eshell-printable-size 0 1000 nil t) "0")))
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(ert-deftest esh-util-test/eshell-printable-size/terabyte ()
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(should (equal (eshell-printable-size (1- (expt 2 40)) 1024 nil t) "1024G"))
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(should (equal (eshell-printable-size (expt 2 40) 1024 nil t) "1T"))
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(should (equal (eshell-printable-size (1- (expt 10 12)) 1000 nil t) "1000G"))
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(should (equal (eshell-printable-size (expt 10 12) 1000 nil t) "1T")))
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(ert-deftest esh-util-test/eshell-printable-size/use-colors ()
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(should (equal-including-properties
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(eshell-printable-size (1- (expt 2 20)) 1024 nil t)
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"1024k"))
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(should (equal-including-properties
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(eshell-printable-size (1- (expt 2 30)) 1024 nil t)
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(propertize "1024M" 'face 'bold)))
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(should (equal-including-properties
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(eshell-printable-size (1- (expt 2 40)) 1024 nil t)
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(propertize "1024G" 'face 'bold-italic))))
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(ert-deftest esh-util-test/eshell-printable-size/block-size ()
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(should (equal (eshell-printable-size (1- (expt 2 20)) nil 4096) "256"))
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(should (equal (eshell-printable-size (1- (expt 2 30)) nil 4096) "262144")))
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(ert-deftest esh-util-test/eshell-printable-size/human-readable-arg ()
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(should-error (eshell-printable-size 0 999 nil t)))
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(ert-deftest esh-util-test/path/get ()
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"Test that getting the Eshell path returns the expected results."
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(let ((expected-path (butlast (exec-path))))
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(should (equal (eshell-get-path) expected-path))
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(should (equal (eshell-get-path 'literal)
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expected-path))))
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(ert-deftest esh-util-test/path/get-remote ()
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"Test that getting the remote Eshell path returns the expected results."
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(let* ((default-directory ert-remote-temporary-file-directory)
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(expected-path (butlast (exec-path))))
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;; Make sure we don't have a doubled directory separator.
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(should (seq-every-p (lambda (i) (not (string-match-p "//" i)))
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(eshell-get-path)))
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(should (equal (eshell-get-path)
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(mapcar (lambda (i)
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(concat (file-remote-p default-directory) i))
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expected-path)))
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(should (equal (eshell-get-path 'literal)
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expected-path))))
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(ert-deftest esh-util-test/split-filename/absolute ()
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"Test splitting an absolute filename."
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(should (equal (eshell-split-filename "/foo/bar/file.txt")
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'("/" "foo/" "bar/" "file.txt"))))
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(ert-deftest esh-util-test/split-filename/relative ()
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"Test splitting a relative filename."
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(should (equal (eshell-split-filename "foo/bar/file.txt")
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'("foo/" "bar/" "file.txt"))))
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(ert-deftest esh-util-test/split-filename/user ()
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"Test splitting a user filename."
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(should (equal (eshell-split-filename "~/file.txt")
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'("~/" "file.txt")))
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(should (equal (eshell-split-filename "~user/file.txt")
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'("~user/" "file.txt"))))
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(ert-deftest esh-util-test/split-filename/remote-absolute ()
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"Test splitting a remote absolute filename."
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(skip-unless (eshell-tests-remote-accessible-p))
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(let ((remote (file-remote-p ert-remote-temporary-file-directory)))
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(should (equal (eshell-split-filename (format "%s/foo/bar/file.txt" remote))
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`(,remote "/" "foo/" "bar/" "file.txt")))))
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(ert-deftest esh-util-test/split-filename/remote-relative ()
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"Test splitting a remote relative filename."
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(skip-unless (eshell-tests-remote-accessible-p))
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(let ((remote (file-remote-p ert-remote-temporary-file-directory)))
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(should (equal (eshell-split-filename (format "%sfoo/bar/file.txt" remote))
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`(,remote "foo/" "bar/" "file.txt")))))
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(ert-deftest esh-util-test/split-filename/remote-user ()
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"Test splitting a remote user filename."
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(skip-unless (eshell-tests-remote-accessible-p))
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(let ((remote (file-remote-p ert-remote-temporary-file-directory)))
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(should (equal (eshell-split-filename (format "%s~/file.txt" remote))
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`(,remote "~/" "file.txt")))
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(should (equal (eshell-split-filename (format "%s~user/file.txt" remote))
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`(,remote "~user/" "file.txt")))))
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;;; esh-util-tests.el ends here
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