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|
;;; map-tests.el --- Tests for map.el -*- lexical-binding:t -*-
;; Copyright (C) 2015-2016 Free Software Foundation, Inc.
;; Author: Nicolas Petton <nicolas@petton.fr>
;; Maintainer: emacs-devel@gnu.org
;; 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 <http://www.gnu.org/licenses/>.
;;; Commentary:
;; Tests for map.el
;;; Code:
(require 'ert)
(require 'map)
(defmacro with-maps-do (var &rest body)
"Successively bind VAR to an alist, vector and hash-table.
Each map is built from the following alist data:
'((0 . 3) (1 . 4) (2 . 5)).
Evaluate BODY for each created map.
\(fn (var map) body)"
(declare (indent 1) (debug t))
(let ((alist (make-symbol "alist"))
(vec (make-symbol "vec"))
(ht (make-symbol "ht")))
`(let ((,alist (list (cons 0 3)
(cons 1 4)
(cons 2 5)))
(,vec (vector 3 4 5))
(,ht (make-hash-table)))
(puthash 0 3 ,ht)
(puthash 1 4 ,ht)
(puthash 2 5 ,ht)
(dolist (,var (list ,alist ,vec ,ht))
,@body))))
(ert-deftest test-map-elt ()
(with-maps-do map
(should (= 3 (map-elt map 0)))
(should (= 4 (map-elt map 1)))
(should (= 5 (map-elt map 2)))
(should (null (map-elt map -1)))
(should (null (map-elt map 4)))))
(ert-deftest test-map-elt-default ()
(with-maps-do map
(should (= 5 (map-elt map 7 5)))))
(ert-deftest test-map-elt-with-nil-value ()
(should (null (map-elt '((a . 1)
(b))
'b
'2))))
(ert-deftest test-map-put ()
(with-maps-do map
(setf (map-elt map 2) 'hello)
(should (eq (map-elt map 2) 'hello)))
(with-maps-do map
(map-put map 2 'hello)
(should (eq (map-elt map 2) 'hello)))
(let ((ht (make-hash-table)))
(setf (map-elt ht 2) 'a)
(should (eq (map-elt ht 2)
'a)))
(let ((alist '((0 . a) (1 . b) (2 . c))))
(setf (map-elt alist 2) 'a)
(should (eq (map-elt alist 2)
'a)))
(let ((vec [3 4 5]))
(should-error (setf (map-elt vec 3) 6))))
(ert-deftest test-map-put-alist-new-key ()
"Regression test for Bug#23105."
(let ((alist '((0 . a))))
(map-put alist 2 'b)
(should (eq (map-elt alist 2)
'b))))
(ert-deftest test-map-put-return-value ()
(let ((ht (make-hash-table)))
(should (eq (map-put ht 'a 'hello) 'hello))))
(ert-deftest test-map-delete ()
(with-maps-do map
(map-delete map 1)
(should (null (map-elt map 1))))
(with-maps-do map
(map-delete map -2)
(should (null (map-elt map -2)))))
(ert-deftest test-map-delete-return-value ()
(let ((ht (make-hash-table)))
(should (eq (map-delete ht 'a) ht))))
(ert-deftest test-map-nested-elt ()
(let ((vec [a b [c d [e f]]]))
(should (eq (map-nested-elt vec '(2 2 0)) 'e)))
(let ((alist '((a . 1)
(b . ((c . 2)
(d . 3)
(e . ((f . 4)
(g . 5))))))))
(should (eq (map-nested-elt alist '(b e f))
4)))
(let ((ht (make-hash-table)))
(setf (map-elt ht 'a) 1)
(setf (map-elt ht 'b) (make-hash-table))
(setf (map-elt (map-elt ht 'b) 'c) 2)
(should (eq (map-nested-elt ht '(b c))
2))))
(ert-deftest test-map-nested-elt-default ()
(let ((vec [a b [c d]]))
(should (null (map-nested-elt vec '(2 3))))
(should (null (map-nested-elt vec '(2 1 1))))
(should (= 4 (map-nested-elt vec '(2 1 1) 4)))))
(ert-deftest test-mapp ()
(should (mapp nil))
(should (mapp '((a . b) (c . d))))
(should (mapp '(a b c d)))
(should (mapp []))
(should (mapp [1 2 3]))
(should (mapp (make-hash-table)))
(should (mapp "hello"))
(should (not (mapp 1)))
(should (not (mapp 'hello))))
(ert-deftest test-map-keys ()
(with-maps-do map
(should (equal (map-keys map) '(0 1 2))))
(should (null (map-keys nil)))
(should (null (map-keys []))))
(ert-deftest test-map-values ()
(with-maps-do map
(should (equal (map-values map) '(3 4 5)))))
(ert-deftest test-map-pairs ()
(with-maps-do map
(should (equal (map-pairs map) '((0 . 3)
(1 . 4)
(2 . 5))))))
(ert-deftest test-map-length ()
(let ((ht (make-hash-table)))
(puthash 'a 1 ht)
(puthash 'b 2 ht)
(puthash 'c 3 ht)
(puthash 'd 4 ht)
(should (= 0 (map-length nil)))
(should (= 0 (map-length [])))
(should (= 0 (map-length (make-hash-table))))
(should (= 5 (map-length [0 1 2 3 4])))
(should (= 2 (map-length '((a . 1) (b . 2)))))
(should (= 4 (map-length ht)))))
(ert-deftest test-map-copy ()
(with-maps-do map
(let ((copy (map-copy map)))
(should (equal (map-keys map) (map-keys copy)))
(should (equal (map-values map) (map-values copy)))
(should (not (eq map copy))))))
(ert-deftest test-map-apply ()
(with-maps-do map
(should (equal (map-apply (lambda (k v) (cons (int-to-string k) v))
map)
'(("0" . 3) ("1" . 4) ("2" . 5)))))
(let ((vec [a b c]))
(should (equal (map-apply (lambda (k v) (cons (1+ k) v))
vec)
'((1 . a)
(2 . b)
(3 . c))))))
(ert-deftest test-map-do ()
(with-maps-do map
(let ((result nil))
(map-do (lambda (k v)
(add-to-list 'result (list (int-to-string k) v)))
map)
(should (equal result '(("2" 5) ("1" 4) ("0" 3)))))))
(ert-deftest test-map-keys-apply ()
(with-maps-do map
(should (equal (map-keys-apply (lambda (k) (int-to-string k))
map)
'("0" "1" "2"))))
(let ((vec [a b c]))
(should (equal (map-keys-apply (lambda (k) (1+ k))
vec)
'(1 2 3)))))
(ert-deftest test-map-values-apply ()
(with-maps-do map
(should (equal (map-values-apply (lambda (v) (1+ v))
map)
'(4 5 6))))
(let ((vec [a b c]))
(should (equal (map-values-apply (lambda (v) (symbol-name v))
vec)
'("a" "b" "c")))))
(ert-deftest test-map-filter ()
(with-maps-do map
(should (equal (map-keys (map-filter (lambda (_k v)
(<= 4 v))
map))
'(1 2)))
(should (null (map-filter (lambda (k _v)
(eq 'd k))
map))))
(should (null (map-filter (lambda (_k v)
(eq 3 v))
[1 2 4 5])))
(should (equal (map-filter (lambda (k _v)
(eq 3 k))
[1 2 4 5])
'((3 . 5)))))
(ert-deftest test-map-remove ()
(with-maps-do map
(should (equal (map-keys (map-remove (lambda (_k v)
(>= v 4))
map))
'(0)))
(should (equal (map-keys (map-remove (lambda (k _v)
(eq 'd k))
map))
(map-keys map))))
(should (equal (map-remove (lambda (_k v)
(eq 3 v))
[1 2 4 5])
'((0 . 1)
(1 . 2)
(2 . 4)
(3 . 5))))
(should (null (map-remove (lambda (k _v)
(>= k 0))
[1 2 4 5]))))
(ert-deftest test-map-empty-p ()
(should (map-empty-p nil))
(should (not (map-empty-p '((a . b) (c . d)))))
(should (map-empty-p []))
(should (not (map-empty-p [1 2 3])))
(should (map-empty-p (make-hash-table)))
(should (not (map-empty-p "hello")))
(should (map-empty-p "")))
(ert-deftest test-map-contains-key ()
(should (map-contains-key '((a . 1) (b . 2)) 'a))
(should (not (map-contains-key '((a . 1) (b . 2)) 'c)))
(should (map-contains-key '(("a" . 1)) "a"))
(should (not (map-contains-key '(("a" . 1)) "a" #'eq)))
(should (map-contains-key [a b c] 2))
(should (not (map-contains-key [a b c] 3))))
(ert-deftest test-map-some ()
(with-maps-do map
(should (map-some (lambda (k _v)
(eq 1 k))
map))
(should-not (map-some (lambda (k _v)
(eq 'd k))
map)))
(let ((vec [a b c]))
(should (map-some (lambda (k _v)
(> k 1))
vec))
(should-not (map-some (lambda (k _v)
(> k 3))
vec))))
(ert-deftest test-map-every-p ()
(with-maps-do map
(should (map-every-p (lambda (k _v)
k)
map))
(should (not (map-every-p (lambda (_k _v)
nil)
map))))
(let ((vec [a b c]))
(should (map-every-p (lambda (k _v)
(>= k 0))
vec))
(should (not (map-every-p (lambda (k _v)
(> k 3))
vec)))))
(ert-deftest test-map-into ()
(let* ((alist '((a . 1) (b . 2)))
(ht (map-into alist 'hash-table)))
(should (hash-table-p ht))
(should (equal (map-into (map-into alist 'hash-table) 'list)
alist))
(should (listp (map-into ht 'list)))
(should (equal (map-keys (map-into (map-into ht 'list) 'hash-table))
(map-keys ht)))
(should (equal (map-values (map-into (map-into ht 'list) 'hash-table))
(map-values ht)))
(should (null (map-into nil 'list)))
(should (map-empty-p (map-into nil 'hash-table)))
(should-error (map-into [1 2 3] 'string))))
(ert-deftest test-map-let ()
(map-let (foo bar baz) '((foo . 1) (bar . 2))
(should (= foo 1))
(should (= bar 2))
(should (null baz)))
(map-let (('foo a)
('bar b)
('baz c))
'((foo . 1) (bar . 2))
(should (= a 1))
(should (= b 2))
(should (null c))))
(ert-deftest test-map-merge-with ()
(should (equal (map-merge-with 'list #'+
'((1 . 2))
'((1 . 3) (2 . 4))
'((1 . 1) (2 . 5) (3 . 0)))
'((3 . 0) (2 . 9) (1 . 6)))))
(provide 'map-tests)
;;; map-tests.el ends here
|
