\nKeywords supported: :test :test-not :key
\n(fn LIST1 LIST2 [KEYWORD VALUE]...)"
(cond ((null cl-list1) cl-list2) ((null cl-list2) cl-list1)
- ((equal cl-list1 cl-list2) cl-list1)
+ ((and (not cl-keys) (equal cl-list1 cl-list2)) cl-list1)
(t
(or (>= (length cl-list1) (length cl-list2))
(setq cl-list1 (prog1 cl-list2 (setq cl-list2 cl-list1))))
--- /dev/null
+;;; cl-seq-tests.el --- Tests for cl-seq.el functionality -*- lexical-binding: t; -*-
+
+;; Copyright (C) 2015-2016 Free Software Foundation, Inc.
+
+;; Author: Nicolas Richard <youngfrog@members.fsf.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:
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-seq)
+
+(ert-deftest cl-union-test-00 ()
+ (let ((str1 "foo")
+ (str2 (make-string 3 ?o)))
+ ;; Emacs may make two string literals eql when reading.
+ (aset str2 0 ?f)
+ (should (not (eql str1 str2)))
+ (should (equal str1 str2))
+ (should (equal (cl-union (list str1) (list str2))
+ (list str2)))
+ (should (equal (cl-union (list str1) (list str2) :test 'eql)
+ (list str1 str2)))))
+
+(provide 'cl-seq-tests)
+;;; cl-seq-tests.el ends here