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| | ;;; pkg-tests.el --- tests for src/pkg.c -*- lexical-binding:t -*-
;; Copyright (C) 2022 Free Software Foundation, Inc.
;; This file is part of GNU Emacs.
;; GNU Emacs 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 Emacs 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 Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'ert)
(require 'ert-x)
(require 'cl-lib)
(defmacro with-packages (packages &rest body)
(declare (indent 1))
(let (vars shoulds makes deletions)
(dolist (p packages)
(let ((name (if (consp p) (cl-first p) p))
(options (if (consp p) (cl-rest p))))
(push `(,name nil) vars)
(push `(should (not (find-package ',name))) shoulds)
(push `(setq ,name (make-package ',name ,@options)) makes)
(push `(when (packagep ,name) (delete-package ,name)) deletions)))
`(let (,@vars)
,@(nreverse shoulds)
(unwind-protect
(progn ,@(nreverse makes) ,@body)
,@(nreverse deletions)))))
(ert-deftest pkg-tests-make-package-invalid ()
(should-error (make-package))
(should-error (make-package 1.0))
(should-error (make-package "x" :hansi 1))
(should-error (make-package "x" :nicknames))
(should-error (make-package "x" :nicknames 1))
(should-error (make-package "x" :use))
(should-error (make-package "x" :use 1)))
(ert-deftest pkg-tests-standard-packages ()
(should (packagep (find-package "emacs")))
(should (packagep (find-package "keyword")))
(should (member "" (package-nicknames (find-package "keyword")))))
(ert-deftest pkg-tests-make-package-nicknames ()
(with-packages ((x :nicknames '(x z)))
;; Package name allowed in nicknames.
(should (equal (package-nicknames x) '("x" "z"))))
(with-packages ((x :nicknames '(y y z)))
;; Duplicates removed, order-preserving.
(should (equal (package-nicknames x) '("y" "z")))))
(ert-deftest pkg-tests-package-use-list ()
(should nil))
(ert-deftest pkg-tests-package-used-by-list ()
(should nil))
(ert-deftest pkg-tests-package-shadowing-symbols ()
(should nil))
(ert-deftest pkg-tests-list-all-packages ()
(with-packages (x y z)
(let ((all (list-all-packages)))
(should (member x all))
(should (member y all))
(should (member z all)))))
(ert-deftest pkg-tests-package-find-package ()
(with-packages (x)
(should-error (find-package 1.0))
(should (eq (find-package 'x) x))
(should (eq (find-package "x") x))
(should (eq (find-package ?x) x))
(should (not (find-package "X"))))
(with-packages ((x :nicknames '("y" "z")))
(should (eq (find-package 'y) (find-package 'x)))
(should (eq (find-package 'z) (find-package 'x)))))
(ert-deftest pkg-tests-delete-package ()
(with-packages (x)
(should (delete-package x))
(should (null (delete-package x)))
(should (null (package-name x)))
(should (not (find-package 'x))))
(with-packages (x)
(should (delete-package "x"))
(should-error (delete-package "x")))
(let ((original (list-all-packages)))
(with-packages ((x :nicknames '(y)))
(should (delete-package x))
(should (null (delete-package x)))
(should (not (find-package 'x)))
(should (not (find-package 'y))))))
(ert-deftest pkg-tests-rename-package ()
(with-packages (x y)
(should (eq x (rename-package x 'a '(b))))
(should (not (find-package 'x)))
(should (eq (find-package 'a) x))
(should (eq (find-package 'b) x))
;; Can't rename to an existing name or nickname.
(should-error (rename-package y 'a))
(should-error (rename-package y 'c :nicknames '("b")))
;; Original package name and nicknames are unchanged.
(should (equal (package-name x) "a"))
(should (equal (package-nicknames x) '("b")))
;; Can't rename deleted package.
(should (delete-package x))
(should-error (rename-package x 'd))))
(ert-deftest pkg-tests-find-symbol ()
(should nil))
(ert-deftest pkg-tests-cl-intern ()
(cl-assert (not (find-symbol "foo")))
(unwind-protect
(progn
(cl-intern "foo")
(should (find-symbol "foo")))
(cl-unintern 'foo)))
(ert-deftest pkg-tests-cl-unintern ()
(cl-assert (not (find-symbol "foo")))
(unwind-protect
(progn
(cl-intern "foo")
(cl-unintern 'foo)
(should-not (find-symbol "foo")))
(cl-unintern 'foo)))
(ert-deftest pkg-tests-export ()
(should nil))
(ert-deftest pkg-tests-unexport ()
(should nil))
(ert-deftest pkg-tests-import ()
(should nil))
(ert-deftest pkg-tests-shadow ()
(should nil))
(ert-deftest pkg-tests-shadowing-import ()
(should nil))
(ert-deftest pkg-tests-shadowing-use-package ()
(should nil))
(ert-deftest pkg-tests-shadowing-unuse-package ()
(should nil))
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