From ac479364ed5913b5f0b3e8f136107e3a50b846a9 Mon Sep 17 00:00:00 2001
From: Philipp Stephani
Date: Wed, 26 Mar 2025 03:32:46 +0100
Subject: [PATCH] Use numeric time zone suffix in ERT explainer.
This is more robust since the time zone name is system-dependent.
* lisp/emacs-lisp/ert.el (ert--explain-time-equal-p): Use numeric time
zone suffix.
* test/lisp/emacs-lisp/ert-tests.el (ert-test-explain-time-equal-p):
Adapt test.
(cherry picked from commit 2d278a0f2e945eef30752550f900c1c88367fb6b)
---
lisp/emacs-lisp/ert.el | 4 ++--
test/lisp/emacs-lisp/ert-tests.el | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/lisp/emacs-lisp/ert.el b/lisp/emacs-lisp/ert.el
index f2d0a175b55..3548b3baf59 100644
--- a/lisp/emacs-lisp/ert.el
+++ b/lisp/emacs-lisp/ert.el
@@ -669,8 +669,8 @@ A and B are the time values to compare."
(side-effect-free t))
(unless (time-equal-p a b)
`(different-time-values
- ,(format-time-string "%F %T.%N %Z" a t)
- ,(format-time-string "%F %T.%N %Z" b t)
+ ,(format-time-string "%F %T.%N%z" a t)
+ ,(format-time-string "%F %T.%N%z" b t)
difference
,(format-time-string "%s.%N" (time-subtract a b) t))))
(function-put #'time-equal-p 'ert-explainer #'ert--explain-time-equal-p)
diff --git a/test/lisp/emacs-lisp/ert-tests.el b/test/lisp/emacs-lisp/ert-tests.el
index 32066d42154..3765bf5f0bb 100644
--- a/test/lisp/emacs-lisp/ert-tests.el
+++ b/test/lisp/emacs-lisp/ert-tests.el
@@ -796,8 +796,8 @@ This macro is used to test if macroexpansion in `should' works."
(should-not (ert--explain-time-equal-p 123 '(0 123 0 0)))
(should (equal (ert--explain-time-equal-p 123 '(0 120 0 0))
'(different-time-values
- "1970-01-01 00:02:03.000000000 UTC"
- "1970-01-01 00:02:00.000000000 UTC"
+ "1970-01-01 00:02:03.000000000+0000"
+ "1970-01-01 00:02:00.000000000+0000"
difference "3.000000000"))))
(ert-deftest ert-test-stats-set-test-and-result ()
--
2.39.5