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authorPádraig Brady <P@draigBrady.com>2015-12-16 02:07:56 +0000
committerPádraig Brady <P@draigBrady.com>2015-12-17 00:25:49 +0000
commitcd6e49ced86a1aa2a03de7f698426311e2767e76 (patch)
treed9cd896ecbe86ca043035e345dcafd0e459bdb9f /tests/misc/cut-huge-range.sh
parent896006bf7620c81435fd67cc3765e85a9f480fe7 (diff)
downloadcoreutils-cd6e49ced86a1aa2a03de7f698426311e2767e76.tar.xz
tests: avoid intermittent ulimit -v failures
* init.cfg (get_min_ulimit_v_): Increase the determined virtual memory limit for the command by a page size to avoid alignment issues causing false failures for subsequent runs. * tests/misc/cut-huge-range.sh: Be defensive and match the cut invocations under test, more closely with the form used to determine the VM memory limit. This was noticed on i686 linux at: http://hydra.nixos.org/build/28990456
Diffstat (limited to 'tests/misc/cut-huge-range.sh')
-rwxr-xr-xtests/misc/cut-huge-range.sh8
1 files changed, 4 insertions, 4 deletions
diff --git a/tests/misc/cut-huge-range.sh b/tests/misc/cut-huge-range.sh
index 633ca8572..001bcde30 100755
--- a/tests/misc/cut-huge-range.sh
+++ b/tests/misc/cut-huge-range.sh
@@ -51,15 +51,15 @@ CUT_MAX=$(echo $SIZE_MAX | sed "$subtract_one")
# From coreutils-8.10 through 8.20, this would make cut try to allocate
# a 256MiB bit vector.
-(ulimit -v $vm && : | cut -b$CUT_MAX- > err 2>&1) || fail=1
+(ulimit -v $vm && cut -b$CUT_MAX- /dev/null > err 2>&1) || fail=1
# Up to and including coreutils-8.21, cut would allocate possibly needed
# memory upfront. Subsequently extra memory is no longer needed.
-(ulimit -v $vm && : | cut -b1-$CUT_MAX >> err 2>&1) || fail=1
+(ulimit -v $vm && cut -b1-$CUT_MAX /dev/null >> err 2>&1) || fail=1
# Explicitly disallow values above CUT_MAX
-(ulimit -v $vm && : | returns_ 1 cut -b$SIZE_MAX 2>/dev/null) || fail=1
-(ulimit -v $vm && : | returns_ 1 cut -b$SIZE_OFLOW 2>/dev/null) || fail=1
+(ulimit -v $vm && returns_ 1 cut -b$SIZE_MAX /dev/null 2>/dev/null) || fail=1
+(ulimit -v $vm && returns_ 1 cut -b$SIZE_OFLOW /dev/null 2>/dev/null) || fail=1
compare /dev/null err || fail=1