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;;; epl-test.el --- EPL: Test suite -*- lexical-binding: t; -*-
;; Copyright (C) 2013-2015 Sebastian Wiesner
;; Author: Sebastian Wiesner <swiesner@lunaryorn.com>
;; Maintainer: Johan Andersson <johan.rejeep@gmail.com>
;; Sebastian Wiesner <swiesner@lunaryorn.com>
;; URL: http://github.com/cask/epl
;; This file is NOT part of GNU Emacs.
;; Author: Sebastian Wiesner <swiesner@lunaryorn.com>
;; Keywords: convenience
;; This program 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.
;; This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; Test EPL
;;; Code:
(require 'epl)
(require 'f)
(require 'ert)
;;;; Directories
(defconst epl-test-directory (f-parent (f-this-file))
"The directory of the test suite.")
(defconst epl-sandbox-directory (f-expand "sandbox" epl-test-directory)
"The sandbox directory of the test suite.")
;;;; Resource handling
(defconst epl-test-resource-directory (f-join epl-test-directory "resources")
"The directory of test resource files.")
(defun epl-test-resource-file-name (resource)
"Get the file name of a RESOURCE."
(f-join epl-test-resource-directory resource))
(defmacro epl-test/with-sandbox (&rest body)
"Run BODY in a sandbox environment.
In the sandbox, packages that are installed, are installed in the
directory `epl-sandbox-directory'. The sandbox directory never
exist when entering the sandbox environment."
`(let ((package-user-dir epl-sandbox-directory))
(when (f-dir? epl-sandbox-directory)
(f-delete epl-sandbox-directory 'force))
,@body))
;;;; Package structures
(ert-deftest epl-package-as-description/variable-must-be-a-symbol ()
;; We explicitly `eval' the expression here, to avoid eager macro expansion
;; kicking in, and triggering the error before the test gets executed
(let* ((expr '(epl-package-as-description "foo" (message "bar")))
(err-and-data (should-error (eval expr)))
(data (cdr err-and-data)))
(should (eq (car err-and-data) 'wrong-type-argument))
(should (eq (car data) #'symbolp))
(should (equal (cadr data) "foo"))))
(ert-deftest epl-package-as-description/variable-must-be-bound-to-epl-package ()
(let* ((foo "bar")
(err-and-data (should-error (epl-package-as-description foo
(message "bar"))))
(data (cdr err-and-data)))
(should (eq (car err-and-data) 'wrong-type-argument))
(should (eq (car data) #'epl-package-p))
(should (equal (cadr data) "bar"))))
(ert-deftest epl-package-from-buffer/invalid-lisp-package ()
(with-temp-buffer
(insert "
foo.el --- Foo
Version: 1
Package-Requires: ((foo
;;; foo.el ends here")
(should-error (epl-package-from-buffer) :type '(epl-invalid-package))))
(ert-deftest epl-package-from-lisp-file/invalid-lisp-package ()
(let* ((file-name (epl-test-resource-file-name "invalid-package.el"))
(err (should-error (epl-package-from-lisp-file file-name)
:type '(epl-invalid-package-file))))
(should (equal (cadr err) file-name))))
(ert-deftest epl-package-from-file/valid-lisp-package ()
(let* ((file (epl-test-resource-file-name "dummy-package.el"))
(package (epl-package-from-file file))
(summary "EPL: Dummy package for unit tests"))
(when (< emacs-major-version 24)
;; Emacs 23 package.el does not strip local variable lines from summary
(setq summary (concat summary " -*- lexical-binding: t; -*-")))
(should (epl-package-p package))
(should (string= (epl-package-name package) 'dummy-package))
(should (string= (epl-package-summary package) summary))
(should (equal (epl-package-version package) '(4 3 1 2 -3)))
(should (equal (epl-package-requirements package)
(list (epl-requirement-create :name 'foo :version '(1 2))
(epl-requirement-create :name 'bar :version '(2 2)))))))
(ert-deftest epl-package-from-file-tar/tar-file-without-package-descriptor ()
"Test a TAR package without package descriptor."
(should-error
(epl-package-from-file
(epl-test-resource-file-name "dummy-package-4.3.1.2alpha.tar"))))
(ert-deftest epl-package-from-file/valid-tar-package ()
(let* ((file (epl-test-resource-file-name "dummy-package-4.3.2.tar"))
(package (epl-package-from-file file)))
(should (epl-package-p package))
(should (string= (epl-package-name package) 'dummy-package))
(should (string= (epl-package-summary package) "EPL dummy package"))
(should (equal (epl-package-version package) '(4 3 2)))
(should (equal (epl-package-requirements package)
(list (epl-requirement-create :name 'foo :version '(0 3))
(epl-requirement-create :name 'spam :version '(0 4)))))))
(ert-deftest epl-package-from-file/tar-file-does-not-exist ()
(should-error
(epl-package-from-file
(epl-test-resource-file-name "no-such-package.tar"))))
(ert-deftest epl-package-from-file/lisp-file-does-not-exist ()
(should-error
(epl-package-from-file
(epl-test-resource-file-name "no-such-package.el"))))
(ert-deftest epl-package-from-descriptor-file/should-not-define-the-package ()
"Loading a package descriptor should not affect the database.
package.el tends to have such unfortunate side effects."
(let ((file (epl-test-resource-file-name "dummy-package-pkg.el")))
(epl-package-from-descriptor-file file)
(should-not (assq 'dummy-package package-alist))))
(ert-deftest epl-package-from-descriptor-file/valid-descriptor ()
(let* ((file (epl-test-resource-file-name "dummy-package-pkg.el"))
(package (epl-package-from-descriptor-file file)))
(should (epl-package-p package))
(should (string= (epl-package-name package) 'dummy-package))
(should (string= (epl-package-summary package) "EPL dummy package"))
(should (equal (epl-package-version package) '(4 3 6)))
(should (equal (epl-package-requirements package)
(list (epl-requirement-create :name 'bar :version '(8 1 -3))
(epl-requirement-create :name 'spam :version '(0 4)))))))
(ert-deftest epl-package-from-descriptor/descriptor-file-does-not-exist ()
(should-error
(epl-package-from-file
(epl-test-resource-file-name "no-such-descriptor-pkg.el"))))
(ert-deftest epl-package-from-descriptor/package-file-is-invalid ()
(should-error
(epl-package-from-file
(epl-test-resource-file-name "invalid-package-pkg.el"))))
(ert-deftest epl-package-directory/should-work ()
(epl-test/with-sandbox
(epl-install-file (epl-test-resource-file-name "smartie-package.el"))
(let ((package (epl-find-installed-package 'smartie-package)))
(should (equal (file-name-nondirectory (epl-package-directory package))
"smartie-package-1.2.3"))
(epl-package-delete package))))
;;; Package database
(ert-deftest epl-built-in-packages/catches-all ()
;; Make sure that `package--builtins' is filled for our test
(package-built-in-p 'foo)
(should package--builtins)
(should (equal (length (epl-built-in-packages)) (length package--builtins))))
;;; Package operations
(ert-deftest epl-package-delete/should-not-be-installed ()
(epl-test/with-sandbox
(let ((smartie-package (epl-test-resource-file-name "smartie-package.el")))
(epl-install-file smartie-package)
(let ((package (car (epl-find-installed-packages 'smartie-package))))
(should (epl-package-installed-p package))
(epl-package-delete package)
(should-not (epl-package-installed-p package))))))
(ert-deftest epl-package-installed-p/min-version ()
(epl-test/with-sandbox
(let ((package-file (epl-test-resource-file-name "versioned-package.el"))
(new-package-file (epl-test-resource-file-name "versioned-package-new.el")))
(epl-install-file package-file)
(let ((package (car (epl-find-installed-packages 'versioned-package))))
(should (epl-package-installed-p package))
(should (epl-package-installed-p package (version-to-list "8.2.10")))
(should (epl-package-installed-p package (version-to-list "8.2.9")))
(should (epl-package-installed-p package (version-to-list "8.2")))
(should (epl-package-installed-p package (version-to-list "8")))
(should-not (epl-package-installed-p package (version-to-list "8.2.11")))
(should-not (epl-package-installed-p package (version-to-list "8.3.10")))
(should-not (epl-package-installed-p package (version-to-list "9.1.6")))
(should-not (epl-package-installed-p package (version-to-list "999999")))))))
(ert-deftest epl-package-installed-p/min-version-upgrade ()
(epl-test/with-sandbox
(let ((package-file (epl-test-resource-file-name "versioned-package.el"))
(new-package-file (epl-test-resource-file-name "versioned-package-new.el")))
(epl-install-file package-file)
(let ((package (car (epl-find-installed-packages 'versioned-package))))
(should (epl-package-installed-p package))
(should-not (epl-package-installed-p package (version-to-list "9.1.6")))
(epl-install-file new-package-file)
(let ((package (car (epl-find-installed-packages 'versioned-package))))
(should (epl-package-installed-p package))
(should (epl-package-installed-p package (version-to-list "8.2.10")))
(should (epl-package-installed-p package (version-to-list "8.2.9")))
(should (epl-package-installed-p package (version-to-list "8.2")))
(should (epl-package-installed-p package (version-to-list "8")))
(should (epl-package-installed-p package (version-to-list "8.2.11")))
(should (epl-package-installed-p package (version-to-list "8.3.10")))
(should (epl-package-installed-p package (version-to-list "9.1.6")))
(should-not (epl-package-installed-p package (version-to-list "999999"))))))))
(provide 'epl-test)
;;; epl-test.el ends here
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