Merge from origin/emacs-25

[gnu-emacs] / test / lisp / emacs-lisp / seq-tests.el

diff --git a/test/lisp/emacs-lisp/seq-tests.el b/test/lisp/emacs-lisp/seq-tests.el
index a8ca48b1328268a568277fc11d0e06152eca0296..50543de8ada93817a93d69a0c36ad190cb36b4ec 100644 (file)
--- a/test/lisp/emacs-lisp/seq-tests.el
+++ b/test/lisp/emacs-lisp/seq-tests.el
@@ -97,6 +97,16 @@ Evaluate BODY for each created sequence.
   (with-test-sequences (seq '())
     (should (seq-empty-p (seq-take-while #'test-sequences-oddp seq)))))
 
+(ert-deftest test-seq-map-indexed ()
+  (should (equal (seq-map-indexed (lambda (elt i)
+                                    (list elt i))
+                                  nil)
+                 nil))
+  (should (equal (seq-map-indexed (lambda (elt i)
+                                    (list elt i))
+                                  '(a b c d))
+                 '((a 0) (b 1) (c 2) (d 3)))))
+
 (ert-deftest test-seq-filter ()
   (with-test-sequences (seq '(6 7 8 9 10))
     (should (equal (seq-filter #'test-sequences-evenp seq) '(6 8 10)))
@@ -337,5 +347,10 @@ Evaluate BODY for each created sequence.
     (should (= (seq-position seq 'a #'eq) 0))
     (should (null (seq-position seq (make-symbol "a") #'eq)))))
 
+(ert-deftest test-seq-sort-by ()
+  (let ((seq ["x" "xx" "xxx"]))
+    (should (equal (seq-sort-by #'seq-length #'> seq)
+                   ["xxx" "xx" "x"]))))
+
 (provide 'seq-tests)
 ;;; seq-tests.el ends here