tmpfs: Improve file time tests.

* The empty test case no longer fails because 89f1dcb3eb causes empty
  files to bypass the bug.
* The bug still exists, so add a test case which exercises it.
* While here, tighten up some of the checks.

A similar patch has been submitted upstream.

PR:		274615
X-MFC-With:	89f1dcb3eb
Sponsored by:	Juniper Networks, Inc.
Sponsored by:	Klara, Inc.
Reviewed by:	markj
Differential Revision:	https://reviews.freebsd.org/D44609
This commit is contained in:
Dag-Erling Smørgrav 2024-04-04 15:40:47 +02:00
parent 4848eb3af2
commit 8311bc5f17

View file

@ -36,10 +36,6 @@ empty_head() {
atf_set "require.user" "root"
}
empty_body() {
# Begin FreeBSD
atf_expect_fail "Incorrect atime on FreeBSD: PR274615"
# End FreeBSD
test_mount
atf_check -s eq:0 -o empty -e empty touch a
@ -48,6 +44,42 @@ empty_body() {
[ ${ost_birthtime} -eq ${ost_ctime} ] || atf_fail "Incorrect ctime"
[ ${ost_birthtime} -eq ${ost_mtime} ] || atf_fail "Incorrect mtime"
sleep 1
atf_check -s eq:0 -o empty -e empty cat a
eval $(stat -s a) || atf_fail "stat failed"
[ ${st_atime} -gt ${ost_atime} ] || atf_fail "Incorrect atime"
[ ${st_ctime} -eq ${ost_ctime} ] || atf_fail "Incorrect ctime"
[ ${st_mtime} -eq ${ost_mtime} ] || atf_fail "Incorrect mtime"
sleep 1
ost_atime=${st_atime}
echo foo >a || atf_fail "Write failed"
eval $(stat -s a) || atf_fail "stat failed"
[ ${st_atime} -gt ${ost_atime} ] || atf_fail "Incorrect atime"
[ ${st_ctime} -gt ${ost_ctime} ] || atf_fail "Incorrect ctime"
[ ${st_mtime} -gt ${ost_mtime} ] || atf_fail "Incorrect mtime"
test_unmount
}
atf_test_case holey
holey_head() {
atf_set "descr" "Tests that creating a file consisting entirely" \
"of a hole and later" \
"manipulating it updates times correctly"
atf_set "require.user" "root"
}
holey_body() {
atf_expect_fail "https://bugs.freebsd.org/274615"
test_mount
atf_check -s eq:0 -o empty -e empty truncate -s 8k a
eval $(stat -s a | sed -e 's|st_|ost_|g') || atf_fail "stat failed"
[ ${ost_birthtime} -eq ${ost_atime} ] || atf_fail "Incorrect atime"
[ ${ost_birthtime} -eq ${ost_ctime} ] || atf_fail "Incorrect ctime"
[ ${ost_birthtime} -eq ${ost_mtime} ] || atf_fail "Incorrect mtime"
sleep 1
atf_check -s eq:0 -o ignore -e empty cat a
eval $(stat -s a) || atf_fail "stat failed"
@ -55,13 +87,6 @@ empty_body() {
[ ${st_ctime} -eq ${ost_ctime} ] || atf_fail "Incorrect ctime"
[ ${st_mtime} -eq ${ost_mtime} ] || atf_fail "Incorrect mtime"
sleep 1
echo foo >a || atf_fail "Write failed"
eval $(stat -s a) || atf_fail "stat failed"
[ ${st_atime} -gt ${ost_atime} ] || atf_fail "Incorrect atime"
[ ${st_ctime} -gt ${ost_ctime} ] || atf_fail "Incorrect ctime"
[ ${st_mtime} -gt ${ost_mtime} ] || atf_fail "Incorrect mtime"
test_unmount
}
@ -78,7 +103,7 @@ non_empty_body() {
eval $(stat -s b | sed -e 's|st_|ost_|g') || atf_fail "stat failed"
sleep 1
atf_check -s eq:0 -o ignore -e empty cat b
atf_check -s eq:0 -o inline:"foo\n" -e empty cat b
eval $(stat -s b) || atf_fail "stat failed"
[ ${st_atime} -gt ${ost_atime} ] || atf_fail "Incorrect atime"
[ ${st_ctime} -eq ${ost_ctime} ] || atf_fail "Incorrect ctime"
@ -139,6 +164,7 @@ atf_init_test_cases() {
. $(atf_get_srcdir)/h_funcs.subr
atf_add_test_case empty
atf_add_test_case holey
atf_add_test_case non_empty
atf_add_test_case link
atf_add_test_case rename