;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2014 Sree Harsha Totakura ;;; Copyright © 2018, 2019 Tobias Geerinckx-Rice ;;; ;;; 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 . (define-module (gnu packages dc) #:use-module (gnu packages) #:use-module (gnu packages compression) #:use-module (gnu packages glib) #:use-module (gnu packages ncurses) #:use-module (gnu packages pkg-config) #:use-module (gnu packages sqlite) #:use-module (gnu packages tls) #:use-module (guix packages) #:use-module (guix download) #:use-module (guix build-system gnu) #:use-module ((guix licenses) #:prefix license:)) (define-public ncdc (package (name "ncdc") (version "1.22.1") (source (origin (method url-fetch) (uri (string-append "http://dev.yorhel.nl/download/ncdc-" version ".tar.gz")) (sha256 (base32 "1bdgqd07f026qk6vpbxqsin536znd33931m3b4z44prlm9wd6pyi")))) (build-system gnu-build-system) (inputs `(("bzip2" ,bzip2) ("glib" ,glib) ("gnutls" ,gnutls) ("ncurses" ,ncurses) ("sqlite" ,sqlite) ("zlib" ,zlib))) (native-inputs `(("pkg-config" ,pkg-config))) (home-page "https://dev.yorhel.nl/ncdc") (synopsis "Lightweight direct connect client with a friendly ncurses interface") (description "Ncdc is a client for the Direct Connect peer-to-peer protocol implemented using ncurses. It is known for its smaller footprint and ease of use.") (license license:x11))) ix 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 (test-combinators) #:use-module (guix combinators) #:use-module (srfi srfi-1) #:use-module (srfi srfi-64) #:use-module (ice-9 vlist)) (test-begin "combinators") (test-equal "fold2, 1 list" (list (reverse (iota 5)) (map - (reverse (iota 5)))) (call-with-values (lambda () (fold2 (lambda (i r1 r2) (values (cons i r1) (cons (- i) r2))) '() '() (iota 5))) list)) (test-equal "fold2, 2 lists" (list (reverse '((a . 0) (b . 1) (c . 2) (d . 3))) (reverse '((a . 0) (b . -1) (c . -2) (d . -3)))) (call-with-values (lambda () (fold2 (lambda (k v r1 r2) (values (alist-cons k v r1) (alist-cons k (- v) r2))) '() '() '(a b c d) '(0 1 2 3))) list)) (let* ((tree (alist->vhash '((0 2 3) (1 3 4) (2) (3 5 6) (4 6) (5) (6)) hashq)) (add-one (lambda (_ r) (1+ r))) (tree-lookup (lambda (n) (cdr (vhash-assq n tree))))) (test-equal "fold-tree, single root" 5 (fold-tree add-one 0 tree-lookup '(0))) (test-equal "fold-tree, two roots" 7 (fold-tree add-one 0 tree-lookup '(0 1))) (test-equal "fold-tree, sum" 16 (fold-tree + 0 tree-lookup '(0))) (test-equal "fold-tree, internal" 18 (fold-tree + 0 tree-lookup '(3 4))) (test-equal "fold-tree, cons" '(1 3 4 5 6) (sort (fold-tree cons '() tree-lookup '(1)) <)) (test-equal "fold-tree, overlapping paths" '(1 3 4 5 6) (sort (fold-tree cons '() tree-lookup '(1 4)) <)) (test-equal "fold-tree, cons, two roots" '(0 2 3 4 5 6) (sort (fold-tree cons '() tree-lookup '(0 4)) <)) (test-equal "fold-tree-leaves, single root" 2 (fold-tree-leaves add-one 0 tree-lookup '(1))) (test-equal "fold-tree-leaves, single root, sum" 11 (fold-tree-leaves + 0 tree-lookup '(1))) (test-equal "fold-tree-leaves, two roots" 3 (fold-tree-leaves add-one 0 tree-lookup '(0 1))) (test-equal "fold-tree-leaves, two roots, sum" 13 (fold-tree-leaves + 0 tree-lookup '(0 1)))) (test-end)
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