master - tests: Die on bad argument

[Marian Csontos]

Gitweb:        https://sourceware.org/git/?p=lvm2.git;a=commitdiff;h=7665304604bad894afed5e...
Commit:        7665304604bad894afed5e372263e48b309927d7
Parent:        591ac0828af73ac9a134660a643ef234ff57c02e
Author:        Marian Csontos 
AuthorDate:    Tue Nov 28 09:05:02 2017 +0100
Committer:     Marian Csontos 
CommitterDate: Tue Nov 28 09:21:05 2017 +0100

tests: Die on bad argument

---
 test/lib/aux.sh |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/test/lib/aux.sh b/test/lib/aux.sh
index b8a0cc0..97111c7 100644
--- a/test/lib/aux.sh
+++ b/test/lib/aux.sh
@@ -911,6 +911,7 @@ common_dev_() {

for fromlen in "${@-0:}"; do
    	from=${fromlen%%:*}
+		test "$from" = "$fromlen" || die "Bad argument: Missing ':' in FROM:[LEN] argument"
    	len=${fromlen##*:}
    	test -n "$len" || len=$(( size - from ))
    	diff=$(( from - pos ))