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Add genChainPoint and genChainPointAt generators #877

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Merged
merged 1 commit into from
Jun 17, 2025
Merged

Add genChainPoint and genChainPointAt generators #877

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15 changes: 15 additions & 0 deletions cardano-api/gen/Test/Gen/Cardano/Api/Typed.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -141,6 +141,8 @@ module Test.Gen.Cardano.Api.Typed
, genBlockHeader
, genBlockHeaderAt
, genBlockHeaderHash
, genChainPointAt
, genChainPoint
)
where

Expand Down Expand Up @@ -1520,3 +1522,16 @@ genBlockHeaderHash =
<> " with error "
<> show e
Right h -> h

-- | Generate a chain point with a likely invalid block header hash.
genChainPoint :: Gen ChainPoint
genChainPoint =
Gen.frequency
[ (1, pure ChainPointAtGenesis)
, (5, Q.arbitrary >>= genChainPointAt . SlotNo)
]

-- | Generate a chain point at given slot with a likely invalid block header hash.
genChainPointAt :: SlotNo -> Gen ChainPoint
genChainPointAt s =
ChainPoint s <$> genBlockHeaderHash
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