* guix/utils.scm (version-prefix?): New procedure.
* tests/utils.scm ("version-prefix?"): New test.
		
	
			
		
			
				
	
	
		
			230 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
			
		
		
	
	
			230 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2014 Eric Bavier <bavier@member.fsf.org>
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;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
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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-utils)
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  #:use-module ((guix config) #:select (%gzip))
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  #:use-module (guix utils)
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  #:use-module ((guix store) #:select (%store-prefix store-path-package-name))
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  #:use-module ((guix search-paths) #:select (string-tokenize*))
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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-64)
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  #:use-module (rnrs bytevectors)
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  #:use-module (rnrs io ports)
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  #:use-module (ice-9 match)
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  #:use-module (ice-9 vlist))
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(define temp-file
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  (string-append "t-utils-" (number->string (getpid))))
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(test-begin "utils")
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(test-assert "gnu-triplet->nix-system"
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  (let ((samples '(("i586-gnu0.3" "i686-gnu")
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                   ("x86_64-unknown-linux-gnu" "x86_64-linux")
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                   ("i386-pc-linux-gnu" "i686-linux")
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                   ("x86_64-unknown-freebsd8.2" "x86_64-freebsd")
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                   ("x86_64-apple-darwin10.8.0" "x86_64-darwin")
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                   ("i686-pc-cygwin" "i686-cygwin"))))
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    (let-values (((gnu nix) (unzip2 samples)))
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      (every (lambda (gnu nix)
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               (equal? nix (gnu-triplet->nix-system gnu)))
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             gnu nix))))
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(test-assert "package-name->name+version"
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  (every (match-lambda
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          ((name version)
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           (let*-values (((full-name)
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                          (if version
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                              (string-append name "@" version)
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                              name))
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                         ((name* version*)
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                          (package-name->name+version full-name)))
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             (and (equal? name* name)
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                  (equal? version* version)))))
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         '(("foo" "0.9.1b")
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           ("foo-14-bar" "320")
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           ("foo-bar2" #f)
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           ("guile" "2.0.6.65-134c9") ; as produced by `git-version-gen'
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           ("nixpkgs" "1.0pre22125_a28fe19")
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           ("gtk2" "2.38.0"))))
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(test-assert "guile-version>? 1.8"
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  (guile-version>? "1.8"))
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(test-assert "guile-version>? 10.5"
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  (not (guile-version>? "10.5")))
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(test-assert "version-prefix?"
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  (and (version-prefix? "4.1" "4.1.2")
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       (version-prefix? "4.1" "4.1")
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       (not (version-prefix? "4.1" "4.16.2"))
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       (not (version-prefix? "4.1" "4"))))
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(test-equal "string-tokenize*"
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  '(("foo")
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    ("foo" "bar" "baz")
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    ("foo" "bar" "")
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    ("foo" "bar" "baz"))
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  (list (string-tokenize* "foo" ":")
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        (string-tokenize* "foo;bar;baz" ";")
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        (string-tokenize* "foo!bar!" "!")
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        (string-tokenize* "foo+-+bar+-+baz" "+-+")))
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(test-equal "string-replace-substring"
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  '("foo BAR! baz"
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    "/gnu/store/chbouib"
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    "")
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  (list (string-replace-substring "foo bar baz" "bar" "BAR!")
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        (string-replace-substring "/nix/store/chbouib" "/nix/" "/gnu/")
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        (string-replace-substring "" "foo" "bar")))
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(test-equal "strip-keyword-arguments"
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  '(a #:b b #:c c)
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  (strip-keyword-arguments '(#:foo #:bar #:baz)
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                           '(a #:foo 42 #:b b #:baz 3
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                               #:c c #:bar 4)))
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(test-equal "ensure-keyword-arguments"
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  '((#:foo 2)
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    (#:foo 2 #:bar 3)
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    (#:foo 42 #:bar 3))
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  (list (ensure-keyword-arguments '(#:foo 2) '(#:foo 2))
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        (ensure-keyword-arguments '(#:foo 2) '(#:bar 3))
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        (ensure-keyword-arguments '(#:foo 2) '(#:bar 3 #:foo 42))))
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(test-equal "default-keyword-arguments"
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  '((#:foo 2)
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    (#:foo 2)
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    (#:foo 2 #:bar 3)
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    (#:foo 2 #:bar 3)
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    (#:foo 2 #:bar 3))
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  (list (default-keyword-arguments '() '(#:foo 2))
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        (default-keyword-arguments '(#:foo 2) '(#:foo 4))
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        (default-keyword-arguments '() '(#:bar 3 #:foo 2))
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        (default-keyword-arguments '(#:bar 3) '(#:foo 2))
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        (default-keyword-arguments '(#:foo 2 #:bar 3) '(#:bar 6))))
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(test-equal "substitute-keyword-arguments"
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  '((#:foo 3)
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    (#:foo 3)
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    (#:foo 3 #:bar (1 2))
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    (#:bar (1 2) #:foo 3)
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    (#:foo 3))
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  (list (substitute-keyword-arguments '(#:foo 2)
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          ((#:foo f) (1+ f)))
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        (substitute-keyword-arguments '()
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          ((#:foo f 2) (1+ f)))
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        (substitute-keyword-arguments '(#:foo 2 #:bar (2))
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          ((#:foo f) (1+ f))
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          ((#:bar b) (cons 1 b)))
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        (substitute-keyword-arguments '(#:foo 2)
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          ((#:foo _) 3)
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          ((#:bar b '(2)) (cons 1 b)))
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        (substitute-keyword-arguments '(#:foo 2)
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          ((#:foo f 1) (1+ f))
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          ((#:bar b) (cons 42 b)))))
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(test-assert "filtered-port, file"
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  (let* ((file  (search-path %load-path "guix.scm"))
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         (input (open-file file "r0b")))
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    (let*-values (((compressed pids1)
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                   (filtered-port `(,%gzip "-c" "--fast") input))
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                  ((decompressed pids2)
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                   (filtered-port `(,%gzip "-d") compressed)))
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      (and (every (compose zero? cdr waitpid)
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                  (append pids1 pids2))
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           (equal? (get-bytevector-all decompressed)
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                   (call-with-input-file file get-bytevector-all))))))
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(test-assert "filtered-port, non-file"
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  (let ((data (call-with-input-file (search-path %load-path "guix.scm")
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                get-bytevector-all)))
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    (let*-values (((compressed pids1)
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                   (filtered-port `(,%gzip "-c" "--fast")
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                                  (open-bytevector-input-port data)))
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                  ((decompressed pids2)
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                   (filtered-port `(,%gzip "-d") compressed)))
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      (and (pk (every (compose zero? cdr waitpid)
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                   (append pids1 pids2)))
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           (equal? (get-bytevector-all decompressed) data)))))
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(test-assert "filtered-port, does not exist"
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  (let* ((file  (search-path %load-path "guix.scm"))
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         (input (open-file file "r0b")))
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    (let-values (((port pids)
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                  (filtered-port '("/does/not/exist") input)))
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      (any (compose (negate zero?) cdr waitpid)
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           pids))))
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(test-assert "compressed-port, decompressed-port, non-file"
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  (let ((data (call-with-input-file (search-path %load-path "guix.scm")
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                get-bytevector-all)))
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    (let*-values (((compressed pids1)
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                   (compressed-port 'xz (open-bytevector-input-port data)))
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                  ((decompressed pids2)
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                   (decompressed-port 'xz compressed)))
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      (and (every (compose zero? cdr waitpid)
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                  (append pids1 pids2))
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           (equal? (get-bytevector-all decompressed) data)))))
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(false-if-exception (delete-file temp-file))
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(test-assert "compressed-output-port + decompressed-port"
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  (let* ((file (search-path %load-path "guix/derivations.scm"))
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         (data (call-with-input-file file get-bytevector-all))
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         (port (open-file temp-file "w0b")))
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    (call-with-compressed-output-port 'xz port
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      (lambda (compressed)
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        (put-bytevector compressed data)))
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    (close-port port)
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    (bytevector=? data
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                  (call-with-decompressed-port 'xz (open-file temp-file "r0b")
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                    get-bytevector-all))))
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;; This is actually in (guix store).
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(test-equal "store-path-package-name"
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  "bash-4.2-p24"
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  (store-path-package-name
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   (string-append (%store-prefix)
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                  "/qvs2rj2ia5vci3wsdb7qvydrmacig4pg-bash-4.2-p24")))
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(test-equal "canonical-newline-port"
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  "This is a journey\nInto the sound\nA journey ...\n"
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  (let ((port (open-string-input-port
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               "This is a journey\r\nInto the sound\r\nA journey ...\n")))
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    (get-string-all (canonical-newline-port port))))
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(test-equal "edit-expression"
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  "(display \"GNU Guix\")\n(newline)\n"
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  (begin
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    (call-with-output-file temp-file
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      (lambda (port)
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        (display "(display \"xiuG UNG\")\n(newline)\n" port)))
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    (edit-expression `((filename . ,temp-file)
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                       (line     . 0)
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                       (column   . 9))
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                     string-reverse)
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    (call-with-input-file temp-file get-string-all)))
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(test-end)
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(false-if-exception (delete-file temp-file))
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