1 files changed, 74 insertions, 0 deletions
diff --git a/test/test_udp.py b/test/test_udp.py
index 322d8133b0d..aabbbd3cdcf 100644
--- a/test/test_udp.py
+++ b/test/test_udp.py
@@ -223,5 +223,79 @@ class TestUdpEncap(VppTestCase):
             self.validate_inner4(p, p_4omo4, ttl=63)
 
 
+class TestUDP(VppTestCase):
+    """ UDP Test Case """
+
+    @classmethod
+    def setUpClass(cls):
+        super(TestUDP, cls).setUpClass()
+
+    def setUp(self):
+        super(TestUDP, self).setUp()
+        self.vapi.session_enable_disable(is_enabled=1)
+        self.create_loopback_interfaces(range(2))
+
+        table_id = 0
+
+        for i in self.lo_interfaces:
+            i.admin_up()
+
+            if table_id != 0:
+                tbl = VppIpTable(self, table_id)
+                tbl.add_vpp_config()
+
+            i.set_table_ip4(table_id)
+            i.config_ip4()
+            table_id += 1
+
+        # Configure namespaces
+        self.vapi.app_namespace_add(namespace_id="0",
+                                    sw_if_index=self.loop0.sw_if_index)
+        self.vapi.app_namespace_add(namespace_id="1",
+                                    sw_if_index=self.loop1.sw_if_index)
+
+    def tearDown(self):
+        for i in self.lo_interfaces:
+            i.unconfig_ip4()
+            i.set_table_ip4(0)
+            i.admin_down()
+        self.vapi.session_enable_disable(is_enabled=0)
+        super(TestUDP, self).tearDown()
+
+    def test_udp_transfer(self):
+        """ UDP echo client/server transfer """
+
+        # Add inter-table routes
+        ip_t01 = VppIpRoute(self, self.loop1.local_ip4, 32,
+                            [VppRoutePath("0.0.0.0",
+                                          0xffffffff,
+                                          nh_table_id=1)])
+        ip_t10 = VppIpRoute(self, self.loop0.local_ip4, 32,
+                            [VppRoutePath("0.0.0.0",
+                                          0xffffffff,
+                                          nh_table_id=0)], table_id=1)
+        ip_t01.add_vpp_config()
+        ip_t10.add_vpp_config()
+
+        # Start builtin server and client
+        uri = "udp://" + self.loop0.local_ip4 + "/1234"
+        error = self.vapi.cli("test echo server appns 0 fifo-size 4 no-echo" +
+                              "uri " + uri)
+        if error:
+            self.logger.critical(error)
+            self.assertEqual(error.find("failed"), -1)
+
+        error = self.vapi.cli("test echo client mbytes 10 appns 1 " +
+                              "fifo-size 4 no-output test-bytes " +
+                              "syn-timeout 2 no-return uri " + uri)
+        if error:
+            self.logger.critical(error)
+            self.assertEqual(error.find("failed"), -1)
+
+        # Delete inter-table routes
+        ip_t01.remove_vpp_config()
+        ip_t10.remove_vpp_config()
+
+
 if __name__ == '__main__':
     unittest.main(testRunner=VppTestRunner)