tests: skip more excluded plugin tests

Check and skip VPP_EXCLUDED_PLUGINS tests for most of plugins.

Type: improvement
Signed-off-by: Dmitry Valter <d-valter@yandex-team.com>
Change-Id: I23fd3666729251c639aa8da72a676058e3f5bb4e
diff --git a/test/test_vxlan.py b/test/test_vxlan.py
index 284e135..939a57f 100644
--- a/test/test_vxlan.py
+++ b/test/test_vxlan.py
@@ -20,8 +20,10 @@
 from vpp_vxlan_tunnel import VppVxlanTunnel
 from vpp_ip import INVALID_INDEX
 from vpp_neighbor import VppNeighbor
+from config import config
 
 
+@unittest.skipIf("vxlan" in config.excluded_plugins, "Exclude VXLAN plugin tests")
 class TestVxlan(BridgeDomain, VppTestCase):
     """VXLAN Test Case"""
 
@@ -480,6 +482,7 @@
         self.logger.info(self.vapi.cli("show vxlan tunnel"))
 
 
+@unittest.skipIf("vxlan" in config.excluded_plugins, "Exclude VXLAN plugin tests")
 class TestVxlan2(VppTestCase):
     """VXLAN Test Case"""
 
@@ -527,6 +530,7 @@
         rx = self.send_and_assert_no_replies(self.pg1, [p])
 
 
+@unittest.skipIf("vxlan" in config.excluded_plugins, "Exclude VXLAN plugin tests")
 class TestVxlanL2Mode(VppTestCase):
     """VXLAN Test Case"""