c8803d89fe
* guix/ui.scm (find-available-pager): New procedure.
(call-with-paginated-output-port): Use it.
* guix/utils.scm (call-with-environment-variables): Allow clearing of
specified environment variables.
* tests/ui.scm (make-empty-file, assert-equals-find-available-pager):
New procedures.
("find-available-pager, GUIX_PAGER takes precedence")
("find-available-pager, PAGER takes precedence")
("find-available-pager, 'less' takes precedence")
("find-available-pager, 'more' takes precedence")
("find-available-pager, no pager"): New tests.
Co-authored-by: Ludovic Courtès <ludo@gnu.org>
364 lines
11 KiB
Scheme
364 lines
11 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2022 Taiju HIGASHI <higashi@taiju.info>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; 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 (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; 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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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (test-ui)
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#:use-module (guix ui)
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#:use-module (guix profiles)
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#:use-module (guix store)
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#:use-module (guix derivations)
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#:use-module ((gnu packages) #:select (specification->package))
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#:use-module (guix tests)
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#:use-module (guix utils)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-11)
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#:use-module (srfi srfi-19)
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#:use-module (srfi srfi-26)
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#:use-module (srfi srfi-64)
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#:use-module (ice-9 regex))
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;; Test the (guix ui) module.
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(define %paragraph
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"GNU Guile is an implementation of the Scheme programming language, with
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support for many SRFIs, packaged for use in a wide variety of environments.
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In addition to implementing the R5RS Scheme standard and a large subset of
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R6RS, Guile includes a module system, full access to POSIX system calls,
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networking support, multiple threads, dynamic linking, a foreign function call
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interface, and powerful string processing.")
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(define guile-1.8.8
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(manifest-entry
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(name "guile")
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(version "1.8.8")
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(item "/gnu/store/...")
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(output "out")))
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(define guile-2.0.9
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(manifest-entry
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(name "guile")
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(version "2.0.9")
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(item "/gnu/store/...")
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(output "out")))
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(test-begin "ui")
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(test-assert "fill-paragraph"
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(every (lambda (column)
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(every (lambda (width)
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(every (lambda (line)
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(<= (string-length line) width))
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(string-split (fill-paragraph %paragraph
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width column)
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#\newline)))
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'(15 30 35 40 45 50 60 70 80 90 100)))
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'(0 5)))
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(test-assert "fill-paragraph, consecutive newlines"
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(every (lambda (width)
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(any (lambda (line)
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(string-prefix? "When STR" line))
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(string-split
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(fill-paragraph (procedure-documentation fill-paragraph)
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width)
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#\newline)))
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'(15 20 25 30 40 50 60)))
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(test-equal "fill-paragraph, large unbreakable word"
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'("Here is a" "very-very-long-word"
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"and that's" "it.")
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(string-split
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(fill-paragraph "Here is a very-very-long-word and that's it."
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10)
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#\newline))
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(test-equal "fill-paragraph, two spaces after period"
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"First line. Second line"
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(fill-paragraph "First line.
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Second line" 24))
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(test-equal "package-description-string vs. Unicode"
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"b•ll•t\n\n" ;see <http://bugs.gnu.org/21536>
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(with-fluids ((%default-port-encoding "ISO-8859-1"))
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(package-description-string
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(dummy-package "foo" (description "b•ll•t")))))
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(test-equal "package-specification->name+version+output"
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'(("guile" #f "out")
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("guile" "2.0.9" "out")
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("guile" #f "debug")
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("guile" "2.0.9" "debug")
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("guile-cairo" "1.4.1" "out"))
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(map (lambda (spec)
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(call-with-values
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(lambda ()
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(package-specification->name+version+output spec))
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list))
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'("guile"
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"guile@2.0.9"
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"guile:debug"
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"guile@2.0.9:debug"
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"guile-cairo@1.4.1")))
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(test-equal "integer"
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'(1)
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(string->generations "1"))
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(test-equal "comma-separated integers"
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'(3 7 1 4 6)
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(string->generations "3,7,1,4,6"))
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(test-equal "closed range"
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'(4 5 6 7 8 9 10 11 12)
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(string->generations "4..12"))
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(test-equal "closed range, equal endpoints"
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'(3)
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(string->generations "3..3"))
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(test-equal "indefinite end range"
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'(>= 7)
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(string->generations "7.."))
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(test-equal "indefinite start range"
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'(<= 42)
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(string->generations "..42"))
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(test-equal "integer, char"
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#f
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(string->generations "a"))
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(test-equal "comma-separated integers, consecutive comma"
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#f
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(string->generations "1,,2"))
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(test-equal "comma-separated integers, trailing comma"
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#f
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(string->generations "1,2,"))
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(test-equal "comma-separated integers, chars"
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#f
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(string->generations "a,b"))
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(test-equal "closed range, start > end"
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#f
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(string->generations "9..2"))
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(test-equal "closed range, chars"
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#f
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(string->generations "a..b"))
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(test-equal "indefinite end range, char"
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#f
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(string->generations "a.."))
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(test-equal "indefinite start range, char"
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#f
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(string->generations "..a"))
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(test-equal "duration, 1 day"
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(make-time time-duration 0 (* 3600 24))
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(string->duration "1d"))
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(test-equal "duration, 1 week"
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(make-time time-duration 0 (* 3600 24 7))
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(string->duration "1w"))
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(test-equal "duration, 1 month"
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(make-time time-duration 0 (* 3600 24 30))
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(string->duration "1m"))
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(test-equal "duration, 1 week == 7 days"
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(string->duration "1w")
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(string->duration "7d"))
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(test-equal "duration, 1 month == 30 days"
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(string->duration "1m")
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(string->duration "30d"))
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(test-equal "duration, 2 hours"
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7200
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(time-second (string->duration "2h")))
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(test-equal "duration, 1 second"
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(make-time time-duration 0 1)
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(string->duration "1s"))
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(test-equal "duration, integer"
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#f
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(string->duration "1"))
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(test-equal "duration, char"
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#f
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(string->duration "d"))
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(test-equal "size->number, bytes"
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42
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(size->number "42"))
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(test-equal "size->number, MiB"
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(* 42 (expt 2 20))
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(size->number "42MiB"))
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(test-equal "size->number, GiB"
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(* 3 (expt 2 30))
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(size->number "3GiB"))
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(test-equal "size->number, 1.2GiB"
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(inexact->exact (round (* 1.2 (expt 2 30))))
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(size->number "1.2GiB"))
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(test-equal "size->number, 1T"
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(expt 2 40)
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(size->number "1T"))
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(test-equal "size->number, 1.M"
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(expt 2 20)
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(size->number "1.M"))
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(test-assert "size->number, invalid unit"
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(catch 'quit
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(lambda ()
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(size->number "9X"))
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(lambda args
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#t)))
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(test-equal "show-what-to-build, zero outputs"
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""
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(with-store store
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(let ((drv (derivation store "zero" "/bin/sh" '()
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#:outputs '())))
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(with-error-to-string
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(lambda ()
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;; This should print nothing.
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(show-what-to-build store (list drv)))))))
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(test-assert "show-manifest-transaction"
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(let* ((m (manifest (list guile-1.8.8)))
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(t (manifest-transaction (install (list guile-2.0.9)))))
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(with-store store
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(and (string-match "guile +1.8.8 → 2.0.9"
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(with-fluids ((%default-port-encoding "UTF-8"))
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(with-error-to-string
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(lambda ()
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(show-manifest-transaction store m t)))))
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(string-match "guile +1.8.8 -> 2.0.9"
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(with-error-to-string
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(lambda ()
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;; In Guile 2.2, %DEFAULT-PORT-ENCODING doesn't
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;; influence the encoding of string ports.
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(set-port-encoding! (current-error-port)
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"ISO-8859-1")
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(show-manifest-transaction store m t))))))))
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(test-assert "package-relevance"
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(let ((guile (specification->package "guile"))
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(gcrypt (specification->package "guile-gcrypt"))
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(go (specification->package "go"))
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(gnugo (specification->package "gnugo"))
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(libb2 (specification->package "libb2"))
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(rx (cut make-regexp <> regexp/icase))
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(>0 (cut > <> 0))
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(=0 zero?))
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(and (>0 (package-relevance guile
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(map rx '("scheme"))))
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(>0 (package-relevance guile
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(map rx '("scheme" "implementation"))))
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(>0 (package-relevance gcrypt
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(map rx '("guile" "crypto"))))
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(=0 (package-relevance guile
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(map rx '("guile" "crypto"))))
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(>0 (package-relevance go
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(map rx '("go"))))
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(=0 (package-relevance go
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(map rx '("go" "game"))))
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(>0 (package-relevance gnugo
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(map rx '("go" "game"))))
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(>0 (package-relevance libb2
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(map rx '("crypto" "library")))))))
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(define (make-empty-file directory file)
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;; Create FILE in DIRECTORY.
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(close-port (open-output-file (in-vicinity directory file))))
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(define (assert-equals-find-available-pager expected)
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;; Use 'with-paginated-output-port' and return true if it invoked EXPECTED.
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(define used-command "")
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(mock ((ice-9 popen) open-pipe*
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(lambda (mode command . args)
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(unless (string-null? used-command)
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(error "open-pipe* should only be called once"))
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(set! used-command command)
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(%make-void-port "")))
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(mock ((ice-9 popen) close-pipe (const 'ok))
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(mock ((guix colors) isatty?* (const #t))
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(with-paginated-output-port port 'ok)
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(string=? expected used-command)))))
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(test-assert "find-available-pager, GUIX_PAGER takes precedence"
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(call-with-temporary-directory
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(lambda (dir)
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(with-environment-variables `(("PATH" ,dir)
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("GUIX_PAGER" "guix-pager")
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("PAGER" "pager"))
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(make-empty-file dir "less")
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(make-empty-file dir "more")
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(assert-equals-find-available-pager "guix-pager")))))
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(test-assert "find-available-pager, PAGER takes precedence"
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(call-with-temporary-directory
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(lambda (dir)
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(with-environment-variables `(("PATH" ,dir)
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("GUIX_PAGER" #false)
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("PAGER" "pager"))
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(make-empty-file dir "less")
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(make-empty-file dir "more")
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(assert-equals-find-available-pager "pager")))))
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(test-assert "find-available-pager, 'less' takes precedence"
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(call-with-temporary-directory
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(lambda (dir)
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(with-environment-variables `(("PATH" ,dir)
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("GUIX_PAGER" #false)
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("PAGER" #false))
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(make-empty-file dir "less")
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(make-empty-file dir "more")
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(assert-equals-find-available-pager (in-vicinity dir "less"))))))
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(test-assert "find-available-pager, 'more' takes precedence"
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(call-with-temporary-directory
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(lambda (dir)
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(with-environment-variables `(("PATH" ,dir)
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("GUIX_PAGER" #false)
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("PAGER" #false))
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(make-empty-file dir "more")
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(assert-equals-find-available-pager (in-vicinity dir "more"))))))
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(test-assert "find-available-pager, no pager"
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(call-with-temporary-directory
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(lambda (dir)
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(with-environment-variables `(("PATH" ,dir)
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("GUIX_PAGER" #false)
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("PAGER" #false))
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(assert-equals-find-available-pager "")))))
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(test-end "ui")
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