guix/tests/style.scm

532 lines
20 KiB
Scheme
Raw Permalink Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2021-2023 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (tests-style)
#:use-module (guix packages)
#:use-module (guix scripts style)
#:use-module ((guix utils) #:select (call-with-temporary-directory))
#:use-module ((guix build utils) #:select (substitute*))
#:use-module (guix gexp) ;for the reader extension
#:use-module (guix diagnostics)
#:use-module (gnu packages acl)
#:use-module (gnu packages multiprecision)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-64)
#:use-module (ice-9 match)
#:use-module (ice-9 rdelim)
#:use-module (ice-9 pretty-print))
(define (call-with-test-package inputs proc)
(call-with-temporary-directory
(lambda (directory)
(call-with-output-file (string-append directory "/my-packages.scm")
(lambda (port)
(pretty-print
`(begin
(define-module (my-packages)
#:use-module (guix)
#:use-module (guix licenses)
#:use-module (gnu packages acl)
#:use-module (gnu packages base)
#:use-module (gnu packages multiprecision)
#:use-module (srfi srfi-1))
(define base
(package
(inherit coreutils)
(inputs '())
(native-inputs '())
(propagated-inputs '())))
(define (sdl-union . lst)
(package
(inherit base)
(name "sdl-union")))
(define-public my-coreutils
(package
(inherit base)
,@inputs
(name "my-coreutils"))))
port)))
(proc directory))))
(define test-directory
;; Directory where the package definition lives.
(make-parameter #f))
(define-syntax-rule (with-test-package fields exp ...)
(call-with-test-package fields
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
;; Run as a separate process to make sure FILE is reloaded.
(system* "guix" "style" "-L" directory "-S" "inputs"
"my-coreutils")
(system* "cat" file)
(load file)
(parameterize ((test-directory directory))
exp ...))))
(define* (read-lines port line #:optional (count 1))
"Read COUNT lines from PORT, starting from LINE."
(let loop ((lines '())
(count count))
(cond ((< (port-line port) (- line 1))
(read-char port)
(loop lines count))
((zero? count)
(string-concatenate-reverse lines))
(else
(match (read-line port 'concat)
((? eof-object?)
(loop lines 0))
(line
(loop (cons line lines) (- count 1))))))))
(define* (read-package-field package field #:optional (count 1))
(let* ((location (package-field-location package field))
(file (location-file location))
(line (location-line location)))
(call-with-input-file (if (string-prefix? "/" file)
file
(string-append (test-directory) "/"
file))
(lambda (port)
(read-lines port line count)))))
(test-begin "style")
(test-equal "nothing to rewrite"
'()
(with-test-package '()
(package-direct-inputs (@ (my-packages) my-coreutils))))
(test-equal "input labels, mismatch"
(list `(("foo" ,gmp) ("bar" ,acl))
" (inputs `((\"foo\" ,gmp) (\"bar\" ,acl)))\n")
(with-test-package '((inputs `(("foo" ,gmp) ("bar" ,acl))))
(list (package-direct-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs))))
(test-equal "input labels, simple"
(list `(("gmp" ,gmp) ("acl" ,acl))
" (inputs (list gmp acl))\n")
(with-test-package '((inputs `(("gmp" ,gmp) ("acl" ,acl))))
(list (package-direct-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs))))
(test-equal "input labels, long list with one item per line"
(list (concatenate (make-list 4 `(("gmp" ,gmp) ("acl" ,acl))))
"\
(list gmp
acl
gmp
acl
gmp
acl
gmp
acl))\n")
(with-test-package '((inputs `(("gmp" ,gmp) ("acl" ,acl)
("gmp" ,gmp) ("acl" ,acl)
("gmp" ,gmp) ("acl" ,acl)
("gmp" ,gmp) ("acl" ,acl))))
(list (package-direct-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs 8))))
(test-equal "input labels, sdl-union"
"\
(list gmp acl
(sdl-union 1 2 3 4)))\n"
(with-test-package '((inputs `(("gmp" ,gmp) ("acl" ,acl)
("sdl-union" ,(sdl-union 1 2 3 4)))))
(read-package-field (@ (my-packages) my-coreutils) 'inputs 2)))
(test-equal "input labels, output"
(list `(("gmp" ,gmp "debug") ("acl" ,acl))
" (inputs (list `(,gmp \"debug\") acl))\n")
(with-test-package '((inputs `(("gmp" ,gmp "debug") ("acl" ,acl))))
(list (package-direct-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs))))
(test-equal "input labels, prepend"
(list `(("gmp" ,gmp) ("acl" ,acl))
"\
(modify-inputs (package-propagated-inputs coreutils)
(prepend gmp acl)))\n")
(with-test-package '((inputs `(("gmp" ,gmp) ("acl" ,acl)
,@(package-propagated-inputs coreutils))))
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs 2))))
(test-equal "input labels, prepend + delete"
(list `(("gmp" ,gmp) ("acl" ,acl))
"\
(modify-inputs (package-propagated-inputs coreutils)
(delete \"gmp\")
(prepend gmp acl)))\n")
(with-test-package '((inputs `(("gmp" ,gmp)
("acl" ,acl)
,@(alist-delete "gmp"
(package-propagated-inputs coreutils)))))
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs 3))))
(test-equal "input labels, prepend + delete multiple"
(list `(("gmp" ,gmp) ("acl" ,acl))
"\
(modify-inputs (package-propagated-inputs coreutils)
(delete \"foo\" \"bar\" \"baz\")
(prepend gmp acl)))\n")
(with-test-package '((inputs `(("gmp" ,gmp)
("acl" ,acl)
,@(fold alist-delete
(package-propagated-inputs coreutils)
'("foo" "bar" "baz")))))
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs 3))))
(test-equal "input labels, replace"
(list '() ;there's no "gmp" input to replace
"\
(modify-inputs (package-propagated-inputs coreutils)
(replace \"gmp\" gmp)))\n")
(with-test-package '((inputs `(("gmp" ,gmp)
,@(alist-delete "gmp"
(package-propagated-inputs coreutils)))))
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs 2))))
(test-equal "input labels, 'safe' policy"
(list `(("gmp" ,gmp) ("acl" ,acl))
"\
(inputs (list gmp acl))\n")
(call-with-test-package '((inputs `(("GMP" ,gmp) ("ACL" ,acl)))
(arguments '())) ;no build system arguments
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(system* "guix" "style" "-L" directory "my-coreutils"
"-S" "inputs"
"--input-simplification=safe")
(load file)
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs)))))
(test-equal "input labels, 'safe' policy, trivial arguments"
(list `(("gmp" ,gmp) ("mpfr" ,mpfr))
"\
(inputs (list gmp mpfr))\n")
(call-with-test-package '((inputs `(("GMP" ,gmp) ("Mpfr" ,mpfr)))
(arguments ;"trivial" arguments
'(#:tests? #f
#:test-target "whatever")))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(system* "guix" "style" "-L" directory "my-coreutils"
"-S" "inputs"
"--input-simplification=safe")
(load file)
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs)))))
(test-equal "input labels, 'safe' policy, nothing changed"
(list `(("GMP" ,gmp) ("ACL" ,acl))
"\
(inputs `((\"GMP\" ,gmp) (\"ACL\" ,acl)))\n")
(call-with-test-package '((inputs `(("GMP" ,gmp) ("ACL" ,acl)))
;; Non-empty argument list, so potentially unsafe
;; input simplification.
(arguments
'(#:configure-flags
(assoc-ref %build-inputs "GMP"))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(system* "guix" "style" "-L" directory "my-coreutils"
"-S" "inputs"
"--input-simplification=safe")
(load file)
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs)))))
(test-equal "input labels, margin comment"
(list `(("gmp" ,gmp))
`(("acl" ,acl))
" (inputs (list gmp)) ;margin comment\n"
" (native-inputs (list acl)) ;another one\n")
(call-with-test-package '((inputs `(("gmp" ,gmp)))
(native-inputs `(("acl" ,acl))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(substitute* file
(("\"gmp\"(.*)$" _ rest)
(string-append "\"gmp\"" (string-trim-right rest)
" ;margin comment\n"))
(("\"acl\"(.*)$" _ rest)
(string-append "\"acl\"" (string-trim-right rest)
" ;another one\n")))
(system* "cat" file)
(system* "guix" "style" "-L" directory "-S" "inputs"
"my-coreutils")
(load file)
(list (package-inputs (@ (my-packages) my-coreutils))
(package-native-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs)
(read-package-field (@ (my-packages) my-coreutils) 'native-inputs)))))
(test-equal "input labels, margin comment on long list"
(list (concatenate (make-list 4 `(("gmp" ,gmp) ("acl" ,acl))))
"\
(list gmp ;margin comment
acl
gmp ;margin comment
acl
gmp ;margin comment
acl
gmp ;margin comment
acl))\n")
(call-with-test-package '((inputs `(("gmp" ,gmp) ("acl" ,acl)
("gmp" ,gmp) ("acl" ,acl)
("gmp" ,gmp) ("acl" ,acl)
("gmp" ,gmp) ("acl" ,acl))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(substitute* file
(("\"gmp\"(.*)$" _ rest)
(string-append "\"gmp\"" (string-trim-right rest)
" ;margin comment\n")))
(system* "cat" file)
(system* "guix" "style" "-L" directory "-S" "inputs"
"my-coreutils")
(load file)
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs 8)))))
(test-equal "input labels, line comment"
(list `(("gmp" ,gmp) ("acl" ,acl))
"\
(inputs (list gmp
;; line comment!
acl))\n")
(call-with-test-package '((inputs `(("gmp" ,gmp) ("acl" ,acl))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(substitute* file
((",gmp\\)(.*)$" _ rest)
(string-append ",gmp)\n ;; line comment!\n" rest)))
(system* "guix" "style" "-L" directory "-S" "inputs"
"my-coreutils")
(load file)
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs 3)))))
(test-equal "input labels, modify-inputs and margin comment"
(list `(("gmp" ,gmp) ("acl" ,acl) ("mpfr" ,mpfr))
"\
(modify-inputs (package-propagated-inputs coreutils)
(prepend gmp ;margin comment
acl ;another one
mpfr)))\n")
(call-with-test-package '((inputs
`(("gmp" ,gmp) ("acl" ,acl) ("mpfr" ,mpfr)
,@(package-propagated-inputs coreutils))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(substitute* file
((",gmp\\)(.*)$" _ rest)
(string-append ",gmp) ;margin comment" rest))
((",acl\\)(.*)$" _ rest)
(string-append ",acl) ;another one" rest)))
(system* "guix" "style" "-L" directory "-S" "inputs"
"my-coreutils")
(load file)
(list (package-inputs (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'inputs 4)))))
(test-assert "gexpify arguments, already gexpified"
(call-with-test-package '((arguments
(list #:configure-flags #~'("--help"))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(define (fingerprint file)
(let ((stat (stat file)))
(list (stat:mtime stat) (stat:size stat))))
(define before
(fingerprint file))
(system* "guix" "style" "-L" directory "my-coreutils"
"-S" "arguments")
(equal? (fingerprint file) before))))
(test-equal "gexpify arguments, non-gexp arguments, margin comment"
(list (list #:tests? #f #:test-target "check")
"\
(arguments (list #:tests? #f ;no tests
#:test-target \"check\"))\n")
(call-with-test-package '((arguments
'(#:tests? #f
#:test-target "check")))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(substitute* file
(("#:tests\\? #f" all)
(string-append all " ;no tests\n")))
(system* "guix" "style" "-L" directory "my-coreutils"
"-S" "arguments")
(load file)
(list (package-arguments (@ (my-packages) my-coreutils))
(read-package-field (@ (my-packages) my-coreutils) 'arguments 2)))))
(test-equal "gexpify arguments, phases and flags"
"\
(list #:tests? #f
#:configure-flags #~'(\"--fast\")
#:make-flags #~(list (string-append \"CC=\"
#$(cc-for-target)))
#:phases #~(modify-phases %standard-phases
;; Line comment.
whatever)))\n"
(call-with-test-package '((arguments
`(#:tests? #f
#:configure-flags '("--fast")
#:make-flags
(list (string-append "CC=" ,(cc-for-target)))
#:phases (modify-phases %standard-phases
whatever))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(substitute* file
(("whatever")
"\n;; Line comment.
whatever"))
(system* "guix" "style" "-L" directory "my-coreutils"
"-S" "arguments")
(load file)
(read-package-field (@ (my-packages) my-coreutils) 'arguments 7))))
(test-equal "gexpify arguments, append arguments"
"\
(append (list #:tests? #f
#:configure-flags #~'(\"--fast\"))
(package-arguments coreutils)))\n"
(call-with-test-package '((arguments
`(#:tests? #f
#:configure-flags '("--fast")
,@(package-arguments coreutils))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(system* "guix" "style" "-L" directory "my-coreutils"
"-S" "arguments")
(load file)
(read-package-field (@ (my-packages) my-coreutils) 'arguments 3))))
(test-equal "gexpify arguments, substitute-keyword-arguments"
"\
(substitute-keyword-arguments (package-arguments coreutils)
((#:tests? _ #f)
#t)
((#:make-flags flags
#~'())
#~(cons \"-DXYZ=yes\"
#$flags))))\n"
(call-with-test-package '((arguments
(substitute-keyword-arguments
(package-arguments coreutils)
((#:tests? _ #f) #t)
((#:make-flags flags ''())
`(cons "-DXYZ=yes" ,flags)))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(system* "guix" "style" "-L" directory "my-coreutils"
"-S" "arguments")
(load file)
(read-package-field (@ (my-packages) my-coreutils) 'arguments 7))))
(test-equal "gexpify arguments, append substitute-keyword-arguments"
"\
(append (list #:tests? #f)
(substitute-keyword-arguments (package-arguments coreutils)
((#:make-flags flags)
#~(append `(\"-n\" ,%output)
#$flags)))))\n"
(call-with-test-package '((arguments
`(#:tests? #f
,@(substitute-keyword-arguments
(package-arguments coreutils)
((#:make-flags flags)
`(append `("-n" ,%output) ,flags))))))
(lambda (directory)
(define file
(string-append directory "/my-packages.scm"))
(system* "guix" "style" "-L" directory "my-coreutils"
"-S" "arguments")
(load file)
(read-package-field (@ (my-packages) my-coreutils) 'arguments 5))))
(test-end)
;; Local Variables:
;; eval: (put 'with-test-package 'scheme-indent-function 1)
;; eval: (put 'call-with-test-package 'scheme-indent-function 1)
;; End: