netdev - [RFC PATCH net-next 13/16] selftests: devlink

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Message-Id: <20221025100024.1287157-14-idosch@nvidia.com>
Date:   Tue, 25 Oct 2022 13:00:21 +0300
From:   Ido Schimmel <idosch@...dia.com>
To:     netdev@...r.kernel.org, bridge@...ts.linux-foundation.org
Cc:     davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        edumazet@...gle.com, jiri@...dia.com, petrm@...dia.com,
        ivecera@...hat.com, roopa@...dia.com, razor@...ckwall.org,
        netdev@...io-technology.com, vladimir.oltean@....com,
        mlxsw@...dia.com, Ido Schimmel <idosch@...dia.com>
Subject: [RFC PATCH net-next 13/16] selftests: devlink_lib: Split out helper

Merely checking whether a trap counter incremented or not without
logging a test result is useful on its own. Split this functionality to
a helper which will be used by subsequent patches.

Signed-off-by: Ido Schimmel <idosch@...dia.com>
---
 .../selftests/net/forwarding/devlink_lib.sh   | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/tools/testing/selftests/net/forwarding/devlink_lib.sh b/tools/testing/selftests/net/forwarding/devlink_lib.sh
index 601990c6881b..f1de525cfa55 100644
--- a/tools/testing/selftests/net/forwarding/devlink_lib.sh
+++ b/tools/testing/selftests/net/forwarding/devlink_lib.sh
@@ -503,25 +503,30 @@ devlink_trap_drop_cleanup()
 	tc filter del dev $dev egress protocol $proto pref $pref handle $handle flower
 }
 
-devlink_trap_stats_test()
+devlink_trap_stats_check()
 {
-	local test_name=$1; shift
 	local trap_name=$1; shift
 	local send_one="$@"
 	local t0_packets
 	local t1_packets
 
-	RET=0
-
 	t0_packets=$(devlink_trap_rx_packets_get $trap_name)
 
 	$send_one && sleep 1
 
 	t1_packets=$(devlink_trap_rx_packets_get $trap_name)
 
-	if [[ $t1_packets -eq $t0_packets ]]; then
-		check_err 1 "Trap stats did not increase"
-	fi
+	[[ $t1_packets -ne $t0_packets ]]
+}
+
+devlink_trap_stats_test()
+{
+	local test_name=$1; shift
+
+	RET=0
+
+	devlink_trap_stats_check "$@"
+	check_err $? "Trap stats did not increase"
 
 	log_test "$test_name"
 }
-- 
2.37.3