Improve seq-group-by to return sequence elements in correct order

* lisp/emacs-lisp/seq.el (seq-group-by): Improves seq-group-by to
return sequence elements in correct order
* tests/automated/seq-tests.el: Update test for seq-group-by
* doc/lispref/sequences.texi (Sequence Functions): Update documentation
examples for seq-group-by

1 files changed, 6 insertions, 0 deletions

diff --git a/test/ChangeLog b/test/ChangeLog
index 74fc7cebd56..b080961f681 100644
--- a/test/ChangeLog
+++ b/test/ChangeLog
@@ -3,6 +3,12 @@
         * automated/package-test.el (package-test-signed):
         More informative failure messages.
 
+2015-02-09  Nicolas Petton <nicolas@petton.fr>
+
+        * automated/seq-tests.el (test-seq-group-by): Update test for
+        seq-group-by to check that sequence elements are returned in the
+        correct order.
+
 2015-02-07  Fabián Ezequiel Gallina  <fgallina@gnu.org>
 
         * automated/python-tests.el (python-eldoc--get-symbol-at-point-1)