X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_ip6.py;h=36ef577720730475028d62dee7ef43e64e8ad6c6;hb=refs%2Fchanges%2F79%2F28679%2F2;hp=87346c2964f98c2a2e434ec839089f8c627fa4f2;hpb=f5d38e05ac6c9c56311eb4d75ca2644d592ae535;p=vpp.git

diff --git a/test/test_ip6.py b/test/test_ip6.py
index 87346c2964f..36ef5777207 100644
--- a/test/test_ip6.py
+++ b/test/test_ip6.py
@@ -164,6 +164,10 @@ class TestIPv6ND(VppTestCase):
 class TestIPv6(TestIPv6ND):
     """ IPv6 Test Case """
 
+    @classmethod
+    def force_solo(cls):
+        return True
+
     @classmethod
     def setUpClass(cls):
         super(TestIPv6, cls).setUpClass()
@@ -1125,6 +1129,24 @@ class TestIPv6IfAddrRoute(VppTestCase):
         self.assertFalse(find_route(self, addr1, 128))
         self.assertFalse(find_route(self, addr2, 128))
 
+    def test_ipv6_ifaddr_del(self):
+        """ Delete an interface address that does not exist """
+
+        loopbacks = self.create_loopback_interfaces(1)
+        lo = self.lo_interfaces[0]
+
+        lo.config_ip6()
+        lo.admin_up()
+
+        #
+        # try and remove pg0's subnet from lo
+        #
+        with self.vapi.assert_negative_api_retval():
+            self.vapi.sw_interface_add_del_address(
+                sw_if_index=lo.sw_if_index,
+                prefix=self.pg0.local_ip6_prefix,
+                is_add=0)
+
 
 class TestICMPv6Echo(VppTestCase):
     """ ICMPv6 Echo Test Case """