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Fix no self in root peers in Diffusion tests #3761

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May 23, 2022
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Fix no self in root peers in Diffusion tests #3761

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9 changes: 5 additions & 4 deletions ouroboros-network/test/Test/Ouroboros/Network/Testnet/Simulation/Node.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -128,14 +128,14 @@ data Command = JoinNetwork DiffTime (Maybe NtNAddr)
deriving (Show, Eq)

-- | Generate DNS table
genDomainMap :: [RelayAccessPoint] -> Gen (Map Domain [IP])
genDomainMap raps = do
genDomainMap :: [RelayAccessPoint] -> IP -> Gen (Map Domain [IP])
genDomainMap raps selfIP = do
let domains = [ d | RelayAccessDomain d _ <- raps ]
ips = [ ip | RelayAccessAddress ip _ <- raps ]
m <- mapM (\d -> do
size <- chooseInt (1, 5)
ips' <- nub <$> vectorOf size (genIP ips)
return (d, ips')) domains
return (d, delete selfIP ips')) domains

return (Map.fromList m)

Expand Down Expand Up @@ -256,9 +256,10 @@ instance Arbitrary DiffusionScript where
bgaSlotDuration = secondsToDiffTime 1
numberOfNodes = length [ r | r@(RelayAccessAddress _ _) <- raps ]
quota = 20 `div` numberOfNodes
(RelayAccessAddress rapIP _) = rap
bgaSeed <- mkStdGen <$> arbitrary

dMap <- genDomainMap rapsWithoutSelf
dMap <- genDomainMap rapsWithoutSelf rapIP

-- These values approximately correspond to false positive
-- thresholds for streaks of empty slots with 99% probability,
Expand Down