isis-topo1: skip test on FRR 2.0

It was noticed that this topology doesn't converge when there are IPv6
configurations, so this commit makes the tests to be skipped when the
version is 2.X.Y.

Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org

diff --git a/tests/topotests/isis-topo1/test_isis_topo1.py b/tests/topotests/isis-topo1/test_isis_topo1.py
index 01d019a31cd99ea1cf7e718cd6019a423c5f86d8..f3685ab2a67ce00c47d3205e885b07d0f58bbd6e 100644 (file)
--- a/tests/topotests/isis-topo1/test_isis_topo1.py
+++ b/tests/topotests/isis-topo1/test_isis_topo1.py
@@ -101,6 +101,15 @@ def setup_module(mod):
     # After loading the configurations, this function loads configured daemons.
     tgen.start_router()
 
+    has_version_20 = False
+    for router in tgen.routers().values():
+        if router.has_version('<', '3'):
+            has_version_20 = True
+
+    if has_version_20:
+        logger.info('Skipping ISIS tests for FRR 2.0')
+        tgen.set_error('ISIS has convergence problems with IPv6')
+
 
 def teardown_module(mod):
     "Teardown the pytest environment"