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[release-16.0] Fix TestGatewayBufferingWhileReparenting flakiness (#13469) #13500

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Jul 17, 2023
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[release-16.0] Fix TestGatewayBufferingWhileReparenting flakiness (#13469) #13500

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6e95dd0
Fix `TestGatewayBufferingWhileReparenting` flakiness (#13469)
GuptaManan100 Jul 13, 2023
8a9ac48
feat: fix test
GuptaManan100 Jul 14, 2023
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7 changes: 7 additions & 0 deletions go/vt/vtgate/tabletgateway_flaky_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -185,7 +185,14 @@ func TestGatewayBufferingWhileReparenting(t *testing.T) {
hc.Broadcast(primaryTablet)
// set the serving type for the primary tablet false and broadcast it so that the buffering code registers this change
hc.SetServing(primaryTablet, false)
// We call the broadcast twice to ensure that the change has been processed by the keyspace event watcher.
// The second broadcast call is blocking until the first one has been processed.
hc.Broadcast(primaryTablet)
hc.Broadcast(primaryTablet)

require.Len(t, tg.hc.GetHealthyTabletStats(target), 0, "GetHealthyTabletStats has tablets even though it shouldn't")
isNotServing := tg.kev.PrimaryIsNotServing(target)
require.True(t, isNotServing)

// add a result to the sandbox connection of the new primary
sbcReplica.SetResults([]*sqltypes.Result{sqlResult1})
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