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guix/tests/lint.scm
Ludovic Courtès fac46e3f5e
lint: Add 'mirror-url' checker. 
* guix/scripts/lint.scm (origin-uris): New procedure.
(check-source): Use it.
(check-mirror-url): New procedure.
(%checkers): Add 'mirror-url' checker.
* tests/lint.scm ("mirror-url")
("mirror-url: one suggestion"): New tests.
* doc/guix.texi (Invoking guix lint): Document it.
2016-11-19 18:44:53 +01:00

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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012, 2013 Cyril Roelandt <tipecaml@gmail.com>
;;; Copyright © 2014, 2015, 2016 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015, 2016 Mathieu Lirzin <mthl@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/>.
;; Avoid interference.
(unsetenv "http_proxy")
(define-module (test-lint)
#:use-module (guix tests)
#:use-module (guix tests http)
#:use-module (guix download)
#:use-module (guix git-download)
#:use-module (guix build-system gnu)
#:use-module (guix packages)
#:use-module (guix scripts lint)
#:use-module (guix ui)
#:use-module (gnu packages)
#:use-module (gnu packages glib)
#:use-module (gnu packages pkg-config)
#:use-module (ice-9 match)
#:use-module (srfi srfi-9 gnu)
#:use-module (srfi srfi-64))
;; Test the linter.
;; Avoid collisions with other tests.
(%http-server-port 9999)
(define %null-sha256
;; SHA256 of the empty string.
(base32
"0mdqa9w1p6cmli6976v4wi0sw9r4p5prkj7lzfd1877wk11c9c73"))
(define %long-string
(make-string 2000 #\a))
(test-begin "lint")
(define (call-with-warnings thunk)
(let ((port (open-output-string)))
(parameterize ((guix-warning-port port))
(thunk))
(get-output-string port)))
(define-syntax-rule (with-warnings body ...)
(call-with-warnings (lambda () body ...)))
(test-assert "description: not a string"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(description 'foobar))))
(check-description-style pkg)))
"invalid description")))
(test-assert "description: not empty"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(description ""))))
(check-description-style pkg)))
"description should not be empty")))
(test-assert "description: valid Texinfo markup"
(->bool
(string-contains
(with-warnings
(check-description-style (dummy-package "x" (description "f{oo}b@r"))))
"Texinfo markup in description is invalid")))
(test-assert "description: does not start with an upper-case letter"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(description "bad description."))))
(check-description-style pkg)))
"description should start with an upper-case letter")))
(test-assert "description: may start with a digit"
(string-null?
(with-warnings
(let ((pkg (dummy-package "x"
(description "2-component library."))))
(check-description-style pkg)))))
(test-assert "description: may start with lower-case package name"
(string-null?
(with-warnings
(let ((pkg (dummy-package "x"
(description "x is a dummy package."))))
(check-description-style pkg)))))
(test-assert "description: two spaces after end of sentence"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(description "Bad. Quite bad."))))
(check-description-style pkg)))
"sentences in description should be followed by two spaces")))
(test-assert "description: end-of-sentence detection with abbreviations"
(string-null?
(with-warnings
(let ((pkg (dummy-package "x"
(description
"E.g. Foo, i.e. Bar resp. Baz (a.k.a. DVD)."))))
(check-description-style pkg)))))
(test-assert "description: may not contain trademark signs"
(and (->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(description "Does The Right Thing™"))))
(check-description-style pkg)))
"should not contain trademark sign"))
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(description "Works with Format®"))))
(check-description-style pkg)))
"should not contain trademark sign"))))
(test-assert "description: suggest ornament instead of quotes"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(description "This is a 'quoted' thing."))))
(check-description-style pkg)))
"use @code")))
(test-assert "synopsis: not a string"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(synopsis #f))))
(check-synopsis-style pkg)))
"invalid synopsis")))
(test-assert "synopsis: not empty"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(synopsis ""))))
(check-synopsis-style pkg)))
"synopsis should not be empty")))
(test-assert "synopsis: does not start with an upper-case letter"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(synopsis "bad synopsis."))))
(check-synopsis-style pkg)))
"synopsis should start with an upper-case letter")))
(test-assert "synopsis: may start with a digit"
(string-null?
(with-warnings
(let ((pkg (dummy-package "x"
(synopsis "5-dimensional frobnicator"))))
(check-synopsis-style pkg)))))
(test-assert "synopsis: ends with a period"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(synopsis "Bad synopsis."))))
(check-synopsis-style pkg)))
"no period allowed at the end of the synopsis")))
(test-assert "synopsis: ends with 'etc.'"
(string-null? (with-warnings
(let ((pkg (dummy-package "x"
(synopsis "Foo, bar, etc."))))
(check-synopsis-style pkg)))))
(test-assert "synopsis: starts with 'A'"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(synopsis "A bad synopŝis"))))
(check-synopsis-style pkg)))
"no article allowed at the beginning of the synopsis")))
(test-assert "synopsis: starts with 'An'"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(synopsis "An awful synopsis"))))
(check-synopsis-style pkg)))
"no article allowed at the beginning of the synopsis")))
(test-assert "synopsis: starts with 'a'"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(synopsis "a bad synopsis"))))
(check-synopsis-style pkg)))
"no article allowed at the beginning of the synopsis")))
(test-assert "synopsis: starts with 'an'"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(synopsis "an awful synopsis"))))
(check-synopsis-style pkg)))
"no article allowed at the beginning of the synopsis")))
(test-assert "synopsis: too long"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(synopsis (make-string 80 #\x)))))
(check-synopsis-style pkg)))
"synopsis should be less than 80 characters long")))
(test-assert "synopsis: start with package name"
(->bool
(string-contains (with-warnings
(let ((pkg (dummy-package "x"
(name "foo")
(synopsis "foo, a nice package"))))
(check-synopsis-style pkg)))
"synopsis should not start with the package name")))
(test-assert "synopsis: start with package name prefix"
(string-null?
(with-warnings
(let ((pkg (dummy-package "arb"
(synopsis "Arbitrary precision"))))
(check-synopsis-style pkg)))))
(test-assert "synopsis: start with abbreviation"
(string-null?
(with-warnings
(let ((pkg (dummy-package "uucp"
;; Same problem with "APL interpreter", etc.
(synopsis "UUCP implementation")
(description "Imagine this is Taylor UUCP."))))
(check-synopsis-style pkg)))))
(test-assert "inputs: pkg-config is probably a native input"
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(inputs `(("pkg-config" ,pkg-config))))))
(check-inputs-should-be-native pkg)))
"'pkg-config' should probably be a native input")))
(test-assert "inputs: glib:bin is probably a native input"
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(inputs `(("glib" ,glib "bin"))))))
(check-inputs-should-be-native pkg)))
"'glib:bin' should probably be a native input")))
(test-assert "patches: file names"
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(source
(dummy-origin
(patches (list "/path/to/y.patch")))))))
(check-patch-file-names pkg)))
"file names of patches should start with the package name")))
(test-assert "patches: not found"
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(source
(dummy-origin
(patches
(list (search-patch "this-patch-does-not-exist!"))))))))
(check-patch-file-names pkg)))
"patch not found")))
(test-assert "derivation: invalid arguments"
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(arguments
'(#:imported-modules (invalid-module))))))
(check-derivation pkg)))
"failed to create derivation")))
(test-assert "license: invalid license"
(string-contains
(with-warnings
(check-license (dummy-package "x" (license #f))))
"invalid license"))
(test-assert "home-page: wrong home-page"
(->bool
(string-contains
(with-warnings
(let ((pkg (package
(inherit (dummy-package "x"))
(home-page #f))))
(check-home-page pkg)))
"invalid")))
(test-assert "home-page: invalid URI"
(->bool
(string-contains
(with-warnings
(let ((pkg (package
(inherit (dummy-package "x"))
(home-page "foobar"))))
(check-home-page pkg)))
"invalid home page URL")))
(test-assert "home-page: host not found"
(->bool
(string-contains
(with-warnings
(let ((pkg (package
(inherit (dummy-package "x"))
(home-page "http://does-not-exist"))))
(check-home-page pkg)))
"domain not found")))
(test-skip (if (force %http-server-socket) 0 1))
(test-assert "home-page: Connection refused"
(->bool
(string-contains
(with-warnings
(let ((pkg (package
(inherit (dummy-package "x"))
(home-page (%local-url)))))
(check-home-page pkg)))
"Connection refused")))
(test-skip (if (force %http-server-socket) 0 1))
(test-equal "home-page: 200"
""
(with-warnings
(with-http-server 200 %long-string
(let ((pkg (package
(inherit (dummy-package "x"))
(home-page (%local-url)))))
(check-home-page pkg)))))
(test-skip (if (force %http-server-socket) 0 1))
(test-assert "home-page: 200 but short length"
(->bool
(string-contains
(with-warnings
(with-http-server 200 "This is too small."
(let ((pkg (package
(inherit (dummy-package "x"))
(home-page (%local-url)))))
(check-home-page pkg))))
"suspiciously small")))
(test-skip (if (force %http-server-socket) 0 1))
(test-assert "home-page: 404"
(->bool
(string-contains
(with-warnings
(with-http-server 404 %long-string
(let ((pkg (package
(inherit (dummy-package "x"))
(home-page (%local-url)))))
(check-home-page pkg))))
"not reachable: 404")))
(test-assert "source-file-name"
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(version "3.2.1")
(source
(origin
(method url-fetch)
(uri "http://www.example.com/3.2.1.tar.gz")
(sha256 %null-sha256))))))
(check-source-file-name pkg)))
"file name should contain the package name")))
(test-assert "source-file-name: v prefix"
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(version "3.2.1")
(source
(origin
(method url-fetch)
(uri "http://www.example.com/v3.2.1.tar.gz")
(sha256 %null-sha256))))))
(check-source-file-name pkg)))
"file name should contain the package name")))
(test-assert "source-file-name: bad checkout"
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(version "3.2.1")
(source
(origin
(method git-fetch)
(uri (git-reference
(url "http://www.example.com/x.git")
(commit "0")))
(sha256 %null-sha256))))))
(check-source-file-name pkg)))
"file name should contain the package name")))
(test-assert "source-file-name: good checkout"
(not
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(version "3.2.1")
(source
(origin
(method git-fetch)
(uri (git-reference
(url "http://git.example.com/x.git")
(commit "0")))
(file-name (string-append "x-" version))
(sha256 %null-sha256))))))
(check-source-file-name pkg)))
"file name should contain the package name"))))
(test-assert "source-file-name: valid"
(not
(->bool
(string-contains
(with-warnings
(let ((pkg (dummy-package "x"
(version "3.2.1")
(source
(origin
(method url-fetch)
(uri "http://www.example.com/x-3.2.1.tar.gz")
(sha256 %null-sha256))))))
(check-source-file-name pkg)))
"file name should contain the package name"))))
(test-skip (if (force %http-server-socket) 0 1))
(test-equal "source: 200"
""
(with-warnings
(with-http-server 200 %long-string
(let ((pkg (package
(inherit (dummy-package "x"))
(source (origin
(method url-fetch)
(uri (%local-url))
(sha256 %null-sha256))))))
(check-source pkg)))))
(test-skip (if (force %http-server-socket) 0 1))
(test-assert "source: 200 but short length"
(->bool
(string-contains
(with-warnings
(with-http-server 200 "This is too small."
(let ((pkg (package
(inherit (dummy-package "x"))
(source (origin
(method url-fetch)
(uri (%local-url))
(sha256 %null-sha256))))))
(check-source pkg))))
"suspiciously small")))
(test-skip (if (force %http-server-socket) 0 1))
(test-assert "source: 404"
(->bool
(string-contains
(with-warnings
(with-http-server 404 %long-string
(let ((pkg (package
(inherit (dummy-package "x"))
(source (origin
(method url-fetch)
(uri (%local-url))
(sha256 %null-sha256))))))
(check-source pkg))))
"not reachable: 404")))
(test-assert "mirror-url"
(string-null?
(with-warnings
(let ((source (origin
(method url-fetch)
(uri "http://example.org/foo/bar.tar.gz")
(sha256 %null-sha256))))
(check-mirror-url (dummy-package "x" (source source)))))))
(test-assert "mirror-url: one suggestion"
(string-contains
(with-warnings
(let ((source (origin
(method url-fetch)
(uri "http://ftp.gnu.org/pub/gnu/foo/foo.tar.gz")
(sha256 %null-sha256))))
(check-mirror-url (dummy-package "x" (source source)))))
"mirror://gnu/foo/foo.tar.gz"))
(test-assert "cve"
(mock ((guix scripts lint) package-vulnerabilities (const '()))
(string-null?
(with-warnings (check-vulnerabilities (dummy-package "x"))))))
(test-assert "cve: one vulnerability"
(mock ((guix scripts lint) package-vulnerabilities
(lambda (package)
(list (make-struct (@@ (guix cve) <vulnerability>) 0
"CVE-2015-1234"
(list (cons (package-name package)
(package-version package)))))))
(string-contains
(with-warnings
(check-vulnerabilities (dummy-package "pi" (version "3.14"))))
"vulnerable to CVE-2015-1234")))
(test-assert "cve: one patched vulnerability"
(mock ((guix scripts lint) package-vulnerabilities
(lambda (package)
(list (make-struct (@@ (guix cve) <vulnerability>) 0
"CVE-2015-1234"
(list (cons (package-name package)
(package-version package)))))))
(string-null?
(with-warnings
(check-vulnerabilities
(dummy-package "pi"
(version "3.14")
(source
(dummy-origin
(patches
(list "/a/b/pi-CVE-2015-1234.patch"))))))))))
(test-assert "cve: vulnerability fixed in replacement version"
(mock ((guix scripts lint) package-vulnerabilities
(lambda (package)
(match (package-version package)
("0"
(list (make-struct (@@ (guix cve) <vulnerability>) 0
"CVE-2015-1234"
(list (cons (package-name package)
(package-version package))))))
("1"
'()))))
(and (not (string-null?
(with-warnings
(check-vulnerabilities
(dummy-package "foo" (version "0"))))))
(string-null?
(with-warnings
(check-vulnerabilities
(dummy-package
"foo" (version "0")
(replacement (dummy-package "foo" (version "1"))))))))))
(test-assert "cve: patched vulnerability in replacement"
(mock ((guix scripts lint) package-vulnerabilities
(lambda (package)
(list (make-struct (@@ (guix cve) <vulnerability>) 0
"CVE-2015-1234"
(list (cons (package-name package)
(package-version package)))))))
(string-null?
(with-warnings
(check-vulnerabilities
(dummy-package
"pi" (version "3.14") (source (dummy-origin))
(replacement (dummy-package
"pi" (version "3.14")
(source
(dummy-origin
(patches
(list "/a/b/pi-CVE-2015-1234.patch"))))))))))))
(test-assert "formatting: lonely parentheses"
(string-contains
(with-warnings
(check-formatting
(
dummy-package "ugly as hell!"
)
))
"lonely"))
(test-assert "formatting: tabulation"
(string-contains
(with-warnings
(check-formatting (dummy-package "leave the tab here: ")))
"tabulation"))
(test-assert "formatting: trailing white space"
(string-contains
(with-warnings
;; Leave the trailing white space on the next line!
(check-formatting (dummy-package "x")))
"trailing white space"))
(test-assert "formatting: long line"
(string-contains
(with-warnings
(check-formatting
(dummy-package "x" ;here is a stupid comment just to make a long line
)))
"too long"))
(test-assert "formatting: alright"
(string-null?
(with-warnings
(check-formatting (dummy-package "x")))))
(test-end "lint")
;; Local Variables:
;; eval: (put 'with-http-server 'scheme-indent-function 2)
;; eval: (put 'with-warnings 'scheme-indent-function 0)
;; End:
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