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test: fix bind mount test to work without /dev/shm mounted #139

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Merged
KrzysztofMolon merged 1 commit into from
Jul 20, 2026
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test: fix bind mount test to work without /dev/shm mounted #139

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7 changes: 2 additions & 5 deletions test/bst.t
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Original file line number Diff line number Diff line change
Expand Up @@ -55,12 +55,9 @@ Testing mount semantics
$ bst --mount tmp,/tmp,tmpfs,defaults sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s/,seclabel//" -e "s/,inode64//"'
tmp /tmp tmpfs rw,relatime 0 0

$ [ "$(bst --mount /dev/shm,/mnt,none,bind sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s|/mnt|/dev/shm|"')" = "$(grep /dev/shm /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//")" ]
$ bst --mount /dev/shm,/mnt,none,bind sh -c 'test "$(stat -c %d /dev/shm)" = "$(stat -c %d /mnt)"'


$ act=$(bst --mount /dev/shm,/mnt,none,bind sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s|/mnt|/dev/shm|"')
> exp=$(grep /dev/shm /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//")
> [ "$exp" = "$act" ] || echo -e "-$exp\n+$act"
$ bst --mount tmp,/mnt,tmpfs,defaults sh -c 'test "$(stat -c %d /dev/shm)" != "$(stat -c %d /mnt)"'

$ bst --mount tmp,/tmp,tmpfs,dirsync,noatime,nodev,nodiratime,noexec,nosuid,relatime,ro,silent,strictatime,sync sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s/,seclabel//" -e "s/,inode64//"'
tmp /tmp tmpfs ro,sync,dirsync,nosuid,nodev,noexec,nodiratime 0 0
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