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diff --git a/tests/topotests/example_topojson_test/test_topo_json_single_link/test_example_topojson.py b/tests/topotests/example_topojson_test/test_topo_json_single_link/test_example_topojson.py
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+#!/usr/bin/env python
+
+#
+# Copyright (c) 2019 by VMware, Inc. ("VMware")
+# Used Copyright (c) 2018 by Network Device Education Foundation, Inc. ("NetDEF")
+# in this file.
+#
+# Permission to use, copy, modify, and/or distribute this software
+# for any purpose with or without fee is hereby granted, provided
+# that the above copyright notice and this permission notice appear
+# in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND VMWARE DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL VMWARE BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY
+# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+# OF THIS SOFTWARE.
+#
+
+"""
+<example>.py: Test <example tests>.
+"""
+
+import os
+import sys
+import time
+import json
+import pytest
+
+# Save the Current Working Directory to find configuration files.
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+sys.path.append(os.path.join(CWD, "../../"))
+
+# pylint: disable=C0413
+from lib.topogen import Topogen, get_topogen
+
+# Required to instantiate the topology builder class.
+
+# Import topoJson from lib, to create topology and initial configuration
+from lib.common_config import (
+ start_topology,
+ write_test_header,
+ write_test_footer,
+ verify_rib,
+)
+from lib.topolog import logger
+from lib.bgp import verify_bgp_convergence
+from lib.topojson import build_topo_from_json, build_config_from_json
+
+
+# TODO: select markers based on daemons used during test
+# pytest module level markers
+"""
+pytestmark = pytest.mark.bfdd # single marker
+pytestmark = [
+ pytest.mark.bgpd,
+ pytest.mark.ospfd,
+ pytest.mark.ospf6d
+] # multiple markers
+"""
+
+
+# Reading the data from JSON File for topology and configuration creation
+jsonFile = "{}/example_topojson.json".format(CWD)
+
+try:
+ with open(jsonFile, "r") as topoJson:
+ topo = json.load(topoJson)
+except IOError:
+ assert False, "Could not read file {}".format(jsonFile)
+
+# Global variables
+bgp_convergence = False
+input_dict = {}
+
+
+def build_topo(tgen):
+ "Build function"
+
+ # This function only purpose is to create topology
+ # as defined in input json file.
+ #
+ # Example
+ #
+ # Creating 2 routers having single links in between,
+ # which is used to establised BGP neighborship
+
+ # Building topology from json file
+ build_topo_from_json(tgen, topo)
+
+
+def setup_module(mod):
+ """
+ Sets up the pytest environment
+
+ * `mod`: module name
+ """
+
+ testsuite_run_time = time.asctime(time.localtime(time.time()))
+ logger.info("Testsuite start time: {}".format(testsuite_run_time))
+ logger.info("=" * 40)
+
+ logger.info("Running setup_module to create topology")
+
+ # This function initiates the topology build with Topogen...
+ tgen = Topogen(build_topo, mod.__name__)
+ # ... and here it calls Mininet initialization functions.
+
+ # Starting topology, create tmp files which are loaded to routers
+ # to start daemons and then start routers
+ start_topology(tgen)
+
+ # This function only purpose is to create configuration
+ # as defined in input json file.
+ #
+ # Example
+ #
+ # Creating configuration defined in input JSON
+ # file, example, BGP config, interface config, static routes
+ # config, prefix list config
+
+ # Creating configuration from JSON
+ build_config_from_json(tgen, topo)
+
+ logger.info("Running setup_module() done")
+
+
+def teardown_module(mod):
+ """
+ Teardown the pytest environment
+
+ * `mod`: module name
+ """
+
+ logger.info("Running teardown_module to delete topology")
+
+ tgen = get_topogen()
+
+ # Stop toplogy and Remove tmp files
+ tgen.stop_topology()
+
+
+def test_bgp_convergence(request):
+ "Test BGP daemon convergence"
+
+ tgen = get_topogen()
+ global bgp_convergence
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+
+ # Don't run this test if we have any failure.
+ if tgen.routers_have_failure():
+ pytest.skip(tgen.errors)
+
+ # Api call verify whether BGP is converged
+ bgp_convergence = verify_bgp_convergence(tgen, topo)
+ assert (
+ bgp_convergence is True
+ ), "test_bgp_convergence failed.. \n" " Error: {}".format(bgp_convergence)
+
+ logger.info("BGP is converged successfully \n")
+ write_test_footer(tc_name)
+
+
+def test_static_routes(request):
+ "Test to create and verify static routes."
+
+ tgen = get_topogen()
+ if bgp_convergence is not True:
+ pytest.skip("skipped because of BGP Convergence failure")
+
+ # test case name
+ tc_name = request.node.name
+ write_test_header(tc_name)
+
+ # Static routes are created as part of initial configuration,
+ # verifying RIB
+ dut = "r3"
+ next_hop = "10.0.0.1"
+ input_dict = {"r1": topo["routers"]["r1"]}
+
+ # Uncomment below to debug
+ # tgen.mininet_cli()
+ result = verify_rib(tgen, "ipv4", dut, input_dict, next_hop=next_hop)
+ assert result is True, "Testcase {} :Failed \n Error: {}".format(tc_name, result)
+
+ write_test_footer(tc_name)
+
+
+if __name__ == "__main__":
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))