432 lines
14 KiB
Scheme
432 lines
14 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2012, 2013 Cyril Roelandt <tipecaml@gmail.com>
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;;; Copyright © 2014 Eric Bavier <bavier@member.fsf.org>
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;;; Copyright © 2014, 2015 Ludovic Courtès <ludo@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-lint)
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#:use-module (guix tests)
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#:use-module (guix download)
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#:use-module (guix build-system gnu)
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#:use-module (guix packages)
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#:use-module (guix scripts lint)
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#:use-module (guix ui)
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#:use-module (gnu packages)
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#:use-module (gnu packages pkg-config)
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#:use-module (web server)
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#:use-module (web server http)
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#:use-module (web response)
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#:use-module (ice-9 threads)
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#:use-module (srfi srfi-9 gnu)
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#:use-module (srfi srfi-64))
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;; Test the linter.
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(define %http-server-port
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;; TCP port to use for the stub HTTP server.
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9999)
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(define %local-url
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;; URL to use for 'home-page' tests.
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(string-append "http://localhost:" (number->string %http-server-port)
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"/foo/bar"))
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(define %null-sha256
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;; SHA256 of the empty string.
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(base32
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"0mdqa9w1p6cmli6976v4wi0sw9r4p5prkj7lzfd1877wk11c9c73"))
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(define %http-server-socket
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;; Socket used by the Web server.
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(catch 'system-error
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(lambda ()
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(let ((sock (socket PF_INET SOCK_STREAM 0)))
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(setsockopt sock SOL_SOCKET SO_REUSEADDR 1)
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(bind sock
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(make-socket-address AF_INET INADDR_LOOPBACK
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%http-server-port))
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sock))
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(lambda args
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(let ((err (system-error-errno args)))
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(format (current-error-port)
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"warning: cannot run Web server for tests: ~a~%"
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(strerror err))
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#f))))
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(define (http-write server client response body)
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"Write RESPONSE."
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(let* ((response (write-response response client))
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(port (response-port response)))
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(cond
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((not body)) ;pass
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(else
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(write-response-body response body)))
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(close-port port)
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(quit #t) ;exit the server thread
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(values)))
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;; Mutex and condition variable to synchronize with the HTTP server.
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(define %http-server-lock (make-mutex))
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(define %http-server-ready (make-condition-variable))
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(define (http-open . args)
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"Start listening for HTTP requests and signal %HTTP-SERVER-READY."
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(with-mutex %http-server-lock
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(let ((result (apply (@@ (web server http) http-open) args)))
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(signal-condition-variable %http-server-ready)
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result)))
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(define-server-impl stub-http-server
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;; Stripped-down version of Guile's built-in HTTP server.
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http-open
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(@@ (web server http) http-read)
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http-write
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(@@ (web server http) http-close))
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(define (call-with-http-server code thunk)
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"Call THUNK with an HTTP server running and returning CODE on HTTP
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requests."
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(define (server-body)
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(define (handle request body)
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(values (build-response #:code code
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#:reason-phrase "Such is life")
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"Hello, world."))
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(catch 'quit
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(lambda ()
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(run-server handle stub-http-server
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`(#:socket ,%http-server-socket)))
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(const #t)))
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(with-mutex %http-server-lock
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(let ((server (make-thread server-body)))
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(wait-condition-variable %http-server-ready %http-server-lock)
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;; Normally SERVER exits automatically once it has received a request.
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(thunk))))
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(define-syntax-rule (with-http-server code body ...)
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(call-with-http-server code (lambda () body ...)))
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(test-begin "lint")
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(define (call-with-warnings thunk)
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(let ((port (open-output-string)))
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(parameterize ((guix-warning-port port))
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(thunk))
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(get-output-string port)))
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(define-syntax-rule (with-warnings body ...)
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(call-with-warnings (lambda () body ...)))
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(test-assert "description: not empty"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(description ""))))
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(check-description-style pkg)))
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"description should not be empty")))
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(test-assert "description: does not start with an upper-case letter"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(description "bad description."))))
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(check-description-style pkg)))
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"description should start with an upper-case letter")))
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(test-assert "description: may start with a digit"
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(string-null?
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(with-warnings
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(let ((pkg (dummy-package "x"
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(description "2-component library."))))
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(check-description-style pkg)))))
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(test-assert "description: may start with lower-case package name"
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(string-null?
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(with-warnings
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(let ((pkg (dummy-package "x"
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(description "x is a dummy package."))))
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(check-description-style pkg)))))
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(test-assert "description: two spaces after end of sentence"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(description "Bad. Quite bad."))))
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(check-description-style pkg)))
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"sentences in description should be followed by two spaces")))
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(test-assert "description: end-of-sentence detection with abbreviations"
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(string-null?
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(with-warnings
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(let ((pkg (dummy-package "x"
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(description
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"E.g. Foo, i.e. Bar resp. Baz (a.k.a. DVD)."))))
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(check-description-style pkg)))))
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(test-assert "synopsis: not empty"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis ""))))
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(check-synopsis-style pkg)))
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"synopsis should not be empty")))
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(test-assert "synopsis: does not start with an upper-case letter"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis "bad synopsis."))))
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(check-synopsis-style pkg)))
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"synopsis should start with an upper-case letter")))
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(test-assert "synopsis: may start with a digit"
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(string-null?
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(with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis "5-dimensional frobnicator"))))
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(check-synopsis-style pkg)))))
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(test-assert "synopsis: ends with a period"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis "Bad synopsis."))))
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(check-synopsis-style pkg)))
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"no period allowed at the end of the synopsis")))
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(test-assert "synopsis: ends with 'etc.'"
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(string-null? (with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis "Foo, bar, etc."))))
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(check-synopsis-style pkg)))))
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(test-assert "synopsis: starts with 'A'"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis "A bad synopŝis"))))
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(check-synopsis-style pkg)))
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"no article allowed at the beginning of the synopsis")))
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(test-assert "synopsis: starts with 'An'"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis "An awful synopsis"))))
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(check-synopsis-style pkg)))
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"no article allowed at the beginning of the synopsis")))
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(test-assert "synopsis: starts with 'a'"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis "a bad synopsis"))))
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(check-synopsis-style pkg)))
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"no article allowed at the beginning of the synopsis")))
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(test-assert "synopsis: starts with 'an'"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis "an awful synopsis"))))
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(check-synopsis-style pkg)))
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"no article allowed at the beginning of the synopsis")))
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(test-assert "synopsis: too long"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(synopsis (make-string 80 #\x)))))
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(check-synopsis-style pkg)))
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"synopsis should be less than 80 characters long")))
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(test-assert "synopsis: start with package name"
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(->bool
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(string-contains (with-warnings
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(let ((pkg (dummy-package "x"
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(name "foo")
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(synopsis "foo, a nice package"))))
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(check-synopsis-style pkg)))
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"synopsis should not start with the package name")))
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(test-assert "synopsis: start with package name prefix"
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(string-null?
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(with-warnings
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(let ((pkg (dummy-package "arb"
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(synopsis "Arbitrary precision"))))
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(check-synopsis-style pkg)))))
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(test-assert "synopsis: start with abbreviation"
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(string-null?
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(with-warnings
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(let ((pkg (dummy-package "uucp"
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;; Same problem with "APL interpreter", etc.
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(synopsis "UUCP implementation")
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(description "Imagine this is Taylor UUCP."))))
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(check-synopsis-style pkg)))))
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(test-assert "inputs: pkg-config is probably a native input"
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(->bool
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(string-contains
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(with-warnings
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(let ((pkg (dummy-package "x"
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(inputs `(("pkg-config" ,pkg-config))))))
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(check-inputs-should-be-native pkg)))
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"pkg-config should probably be a native input")))
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(test-assert "patches: file names"
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(->bool
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(string-contains
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(with-warnings
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(let ((pkg (dummy-package "x"
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(source
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(origin
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(method url-fetch)
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(uri "someurl")
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(sha256 "somesha")
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(patches (list "/path/to/y.patch")))))))
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(check-patch-file-names pkg)))
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"file names of patches should start with the package name")))
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(test-assert "patches: not found"
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(->bool
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(string-contains
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(with-warnings
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(let ((pkg (dummy-package "x"
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(source
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(origin
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(method url-fetch)
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(uri "someurl")
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(sha256 "somesha")
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(patches
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(list (search-patch "this-patch-does-not-exist!"))))))))
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(check-patch-file-names pkg)))
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"patch not found")))
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(test-assert "derivation: invalid arguments"
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(->bool
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(string-contains
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(with-warnings
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(let ((pkg (dummy-package "x"
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(arguments
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'(#:imported-modules (invalid-module))))))
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(check-derivation pkg)))
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"failed to create derivation")))
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(test-assert "home-page: wrong home-page"
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(->bool
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(string-contains
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(with-warnings
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(let ((pkg (package
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(inherit (dummy-package "x"))
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(home-page #f))))
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(check-home-page pkg)))
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"invalid")))
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(test-assert "home-page: invalid URI"
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(->bool
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(string-contains
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(with-warnings
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(let ((pkg (package
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(inherit (dummy-package "x"))
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(home-page "foobar"))))
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(check-home-page pkg)))
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"invalid home page URL")))
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(test-assert "home-page: host not found"
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(->bool
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(string-contains
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(with-warnings
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(let ((pkg (package
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(inherit (dummy-package "x"))
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(home-page "http://does-not-exist"))))
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(check-home-page pkg)))
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"domain not found")))
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(test-skip (if %http-server-socket 0 1))
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(test-assert "home-page: Connection refused"
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(->bool
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(string-contains
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(with-warnings
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(let ((pkg (package
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(inherit (dummy-package "x"))
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(home-page %local-url))))
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(check-home-page pkg)))
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"Connection refused")))
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(test-skip (if %http-server-socket 0 1))
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(test-equal "home-page: 200"
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""
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(with-warnings
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(with-http-server 200
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(let ((pkg (package
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(inherit (dummy-package "x"))
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(home-page %local-url))))
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(check-home-page pkg)))))
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(test-skip (if %http-server-socket 0 1))
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(test-assert "home-page: 404"
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(->bool
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(string-contains
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(with-warnings
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(with-http-server 404
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(let ((pkg (package
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(inherit (dummy-package "x"))
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(home-page %local-url))))
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(check-home-page pkg))))
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"not reachable: 404")))
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(test-skip (if %http-server-socket 0 1))
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(test-equal "source: 200"
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""
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(with-warnings
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(with-http-server 200
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(let ((pkg (package
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(inherit (dummy-package "x"))
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(source (origin
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(method url-fetch)
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(uri %local-url)
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(sha256 %null-sha256))))))
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(check-source pkg)))))
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(test-skip (if %http-server-socket 0 1))
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(test-assert "source: 404"
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(->bool
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(string-contains
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(with-warnings
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(with-http-server 404
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(let ((pkg (package
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(inherit (dummy-package "x"))
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(source (origin
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(method url-fetch)
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(uri %local-url)
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(sha256 %null-sha256))))))
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(check-source pkg))))
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"not reachable: 404")))
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(test-end "lint")
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(exit (= (test-runner-fail-count (test-runner-current)) 0))
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;; Local Variables:
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;; eval: (put 'with-http-server 'scheme-indent-function 1)
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;; eval: (put 'with-warnings 'scheme-indent-function 0)
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;; End:
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