[Cluster-devel] [PATCH] gfs2-utils tests: Add a script to exercise the utils

[Steven Whitehouse]

Hi,

On Fri, 2012-12-14 at 13:44 +0000, Andrew Price wrote:
> On 14/12/12 13:33, Steven Whitehouse wrote:
> > Hi,
> >
> > On Fri, 2012-12-14 at 13:21 +0000, Andrew Price wrote:
> >> Add a test script to make it easy to run gfs2 utils with various options
> >> and check their exit codes in sequence. The script is plugged into the
> >> test suite and is run with 'make check'.
> >>
> >> Signed-off-by: Andrew Price <anprice at redhat.com>
> >> ---
> >>   tests/Makefile.am   |  4 +++-
> >>   tests/tool_tests.sh | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++
> >>   2 files changed, 65 insertions(+), 1 deletion(-)
> >>   create mode 100755 tests/tool_tests.sh
> >>
> >> diff --git a/tests/Makefile.am b/tests/Makefile.am
> >> index 71c1e08..d8aa8f2 100644
> >> --- a/tests/Makefile.am
> >> +++ b/tests/Makefile.am
> >> @@ -1,4 +1,6 @@
> >> -TESTS			= check_libgfs2
> >> +TESTS_ENVIRONMENT	= TOPBUILDDIR=$(top_builddir)
> >> +TESTS			= check_libgfs2 tool_tests.sh
> >> +EXTRA_DIST		= tool_tests.sh
> >>   check_PROGRAMS		= check_libgfs2
> >>   check_libgfs2_SOURCES	= check_meta.c \
> >>   			  $(top_srcdir)/gfs2/libgfs2/libgfs2.h
> >> diff --git a/tests/tool_tests.sh b/tests/tool_tests.sh
> >> new file mode 100755
> >> index 0000000..791b071
> >> --- /dev/null
> >> +++ b/tests/tool_tests.sh
> >> @@ -0,0 +1,62 @@
> >> +#!/bin/sh
> >> +
> >> +# This script runs gfs2 utils with various options, checking exit codes against
> >> +# expected values. If any test fails to exit with an expected code, the exit code
> >> +# of the whole script will be non-zero but the tests will continue to be run. The
> >> +# sparse file which is used as the target of the tests can be configured by
> >> +# setting the environment variables TEST_TARGET (the filename) and TEST_TARGET_SZ
> >> +# (its apparent size in gigabytes). Defaults to "test_sparse" and 10GB.
> >> +
> >> +MKFS="${TOPBUILDDIR}/gfs2/mkfs/mkfs.gfs2 -qO"
> >> +FSCK="${TOPBUILDDIR}/gfs2/fsck/fsck.gfs2 -qn"
> >> +
> >> +# Name of the sparse file we'll use for testing
> >> +TEST_TARGET=${TEST_TARGET:-test_sparse}
> >> +# Size, in GB, of the sparse file we'll create to run the tests
> >> +TEST_TARGET_SZ=${TEST_TARGET_SZ:-10}
> >> +[ $TEST_TARGET_SZ -gt 0 ] || { echo "Target size (in GB) must be greater than 0" >&2; exit 1; }
> >> +# Overall success (so we can keep going if one test fails)
> >> +TEST_RET=0
> >> +
> >> +fn_test()
> >> +{
> >> +	local expected="$1"
> >> +	local cmd="$2"
> >> +	echo -n "Running '$cmd' - (Exp: $expected Got: "
> >> +	$cmd &> /dev/null;
> >> +	local ret=$?
> >> +	echo -n "$ret) "
> >> +	if [ "$ret" != "$expected" ];
> >> +	then
> >> +		echo "FAIL"
> >> +		TEST_RET=1
> >> +		TEST_GRP_RET=1
> >> +	else
> >> +		echo "PASS"
> >> +	fi
> >> +}
> >> +
> >> +fn_rm_target()
> >> +{
> >> +	fn_test 0 "rm -f $TEST_TARGET"
> >> +}
> >> +
> >> +fn_recreate_target()
> >> +{
> >> +	fn_rm_target
> >> +	fn_test 0 "dd if=/dev/null of=$TEST_TARGET bs=1 count=0 seek=${TEST_TARGET_SZ}G"
> >
> > This doesn't look very sparse, shouldn't we be creating it with truncate
> > rather than dd?
> 
> Looks sparse to me:
> 
> $ dd if=/dev/null of=test_sparse bs=1 count=0 seek=10G
> 0+0 records in
> 0+0 records out
> 0 bytes (0 B) copied, 1.4466e-05 s, 0.0 kB/s
> $ du test_sparse
> 0	test_sparse
> $ du --apparent-size test_sparse
> 10485760	test_sparse
> 
> Truncate would work too but unless there's a hidden problem with the 
> above I'll need more convincing to change it :)
> 
> Andy
> 
Ah, sorry. I missed the seek= the first time. Yes, that should be ok,

Steve.

> >
> > Steve.
> >
> >
> >> +}
> >> +
> >> +
> >> +# Tests start here
> >> +fn_recreate_target
> >> +fn_test 0 "$MKFS -p lock_nolock $TEST_TARGET"
> >> +fn_test 0 "$MKFS -p lock_dlm -t foo:bar $TEST_TARGET"
> >> +fn_test 255 "$MKFS -p badprotocol $TEST_TARGET"
> >> +fn_test 0 "$FSCK $TEST_TARGET"
> >> +
> >> +# Tests end here
> >> +
> >> +# Clean up
> >> +fn_test 0 "rm -f $TEST_TARGET"
> >> +exit $TEST_RET
> >
> >
>