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_ipsec_spd_fp_input.py b/test/test_ipsec_spd_fp_input.py
index ec4a7c7..eb04df4 100644
--- a/test/test_ipsec_spd_fp_input.py
+++ b/test/test_ipsec_spd_fp_input.py
@@ -8,6 +8,7 @@
 from template_ipsec import IPSecIPv6Fwd
 from test_ipsec_esp import TemplateIpsecEsp
 from template_ipsec import SpdFastPathTemplate
+from config import config
 
 
 def debug_signal_handler(signal, frame):
@@ -242,6 +243,9 @@
         self.verify_policy_match(0, policy_1)
 
 
+@unittest.skipIf(
+    "ping" in config.excluded_plugins, "Exclude tests requiring Ping plugin"
+)
 class IPSec4SpdTestCaseProtect(SpdFastPathInboundProtect):
     """ IPSec/IPv4 inbound: Policy mode test case with fast path \
     (add protect)"""
@@ -830,6 +834,9 @@
         self.verify_policy_match(0, policy_22)
 
 
+@unittest.skipIf(
+    "ping" in config.excluded_plugins, "Exclude tests requiring Ping plugin"
+)
 class IPSec6SpdTestCaseProtect(SpdFastPathIPv6InboundProtect):
     """ IPSec/IPv6 inbound: Policy mode test case with fast path \
     (add protect)"""