Add sleep 1 to prevent mininet packet storms in l2switch test

[integration/test.git] / csit / suites / l2switch / Loop_Removal_OF13 / 010__loop_of_3.robot

diff --git a/csit/suites/l2switch/Loop_Removal_OF13/010__loop_of_3.robot b/csit/suites/l2switch/Loop_Removal_OF13/010__loop_of_3.robot
index ce466788d03e645d5e764b0f5515ff03124af2ee..760f218663c92fcc08c6cc7cc22a34dfcbc9f55e 100644 (file)
--- a/csit/suites/l2switch/Loop_Removal_OF13/010__loop_of_3.robot
+++ b/csit/suites/l2switch/Loop_Removal_OF13/010__loop_of_3.robot
@@ -57,6 +57,9 @@ Link Up
     Read Until    mininet>
     Wait Until Keyword Succeeds    10s    2s    Check For Specific Number Of Elements At URI    ${OPERATIONAL_NODES_API}    ${FORWARD}    4
     Wait Until Keyword Succeeds    10s    2s    Check For Specific Number Of Elements At URI    ${OPERATIONAL_NODES_API}    ${DISCARD}    2
+    # This sleep is needed because if the ping in the below WUKS is launched before the STP effectively removes the link,
+    # it produces a packet storm in mininet that makes the test unresponsive.
+    Sleep    1
     Wait Until Keyword Succeeds    10s    2s    Ping Works Good
 
 Remove Port
@@ -71,6 +74,9 @@ Add Port
     Read Until    mininet>
     Wait Until Keyword Succeeds    10s    2s    Check For Specific Number Of Elements At URI    ${OPERATIONAL_NODES_API}    ${FORWARD}    4
     Wait Until Keyword Succeeds    10s    2s    Check For Specific Number Of Elements At URI    ${OPERATIONAL_NODES_API}    ${DISCARD}    2
+    # This sleep is needed because if the ping in the below WUKS is launched before the STP effectively removes the link,
+    # it produces a packet storm in mininet that makes the test unresponsive.
+    Sleep    1
     Wait Until Keyword Succeeds    10s    2s    Ping Works Good
 
 *** Keywords ***