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bug#30327: 27.0.50; Failures in files-tests.el on macOS


From: Noam Postavsky
Subject: bug#30327: 27.0.50; Failures in files-tests.el on macOS
Date: Sat, 03 Feb 2018 00:47:29 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.90 (gnu/linux)

Philipp Stephani <address@hidden> writes:

> The differing element is the last access time. This isn't surprising
> given that reading the directory accesses it. Probably the test
> should simply ignore the fifth element (the access time). 

Ah, good point.  I went through all the different file handlers pretty
quickly when writing these tests, so I missed these details.  It passes
for me because I mount with 'relatime'.

Element 9 is "unspecified", so I think we shouldn't check that either.

>From 911722154298b3ee7b8328a84215210de5b8fa00 Mon Sep 17 00:00:00 2001
From: Noam Postavsky <address@hidden>
Date: Sat, 3 Feb 2018 00:44:45 -0500
Subject: [PATCH v1] ; Don't require all file-attributes to be equal
 (Bug#30327)

* test/lisp/files-tests.el (files-tests-file-attributes-equal): New
function.
(files-tests-file-name-non-special-directory-files-and-attributes)
(files-tests-file-name-non-special-file-attributes): Use it instead of
`equal'.
---
 test/lisp/files-tests.el | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/test/lisp/files-tests.el b/test/lisp/files-tests.el
index 3879ca8731..df9d3ad49b 100644
--- a/test/lisp/files-tests.el
+++ b/test/lisp/files-tests.el
@@ -408,10 +408,21 @@ files-tests--with-temp-file
     (should (equal (directory-files nospecial-dir)
                    (directory-files tmpdir)))))
 
+(defun files-tests-file-attributes-equal (attr1 attr2)
+  ;; Element 4 is access time, which may be changed by the act of
+  ;; checking the attributes.
+  (setf (nth attr-nospecial 4) nil)
+  (setf (nth attr-tmpdir 4) nil)
+  ;; Element 9 is unspecified.
+  (setf (nth attr-nospecial 9) nil)
+  (setf (nth attr-tmpdir 9) nil)
+  (equal attr1 attr2))
+
 (ert-deftest files-tests-file-name-non-special-directory-files-and-attributes 
()
   (files-tests--with-temp-non-special (tmpdir nospecial-dir t)
-    (should (equal (directory-files-and-attributes nospecial-dir)
-                   (directory-files-and-attributes tmpdir)))))
+    (should (files-tests-file-attributes-equal
+             (directory-files-and-attributes nospecial-dir)
+             (directory-files-and-attributes tmpdir)))))
 
 (ert-deftest files-tests-file-name-non-special-dired-compress-handler ()
   ;; `dired-compress-file' can get confused by filenames with ":" in
@@ -442,7 +453,8 @@ files-tests--with-temp-file
 
 (ert-deftest files-tests-file-name-non-special-file-attributes ()
   (files-tests--with-temp-non-special (tmpfile nospecial)
-    (should (equal (file-attributes nospecial) (file-attributes tmpfile)))))
+    (should (files-tests-file-attributes-equal
+             (file-attributes nospecial) (file-attributes tmpfile)))))
 
 (ert-deftest files-tests-file-name-non-special-file-directory-p ()
   (files-tests--with-temp-non-special (tmpdir nospecial-dir t)
-- 
2.11.0


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