Add cardano-loans Smart Contract to plutus-benchmark (#7206)

Author: zeme-wana

plutus-benchmark/cardano-loans/exe/Main.hs

@@ -0,0 +1,13 @@
+module Main (main) where
+
+import CardanoLoans.Test (validatorCodeFullyApplied)
+import Data.Text qualified as Text
+import PlutusTx.Test (displayEvalResult, evaluateCompiledCode)
+
+main :: IO ()
+main = do
+  putStrLn ""
+  putStrLn $
+    Text.unpack $
+      displayEvalResult $
+        evaluateCompiledCode validatorCodeFullyApplied

plutus-benchmark/cardano-loans/src/CardanoLoans/Test.hs

@@ -0,0 +1,104 @@
+{-# LANGUAGE BlockArguments        #-}
+{-# LANGUAGE DataKinds             #-}
+{-# LANGUAGE MultiParamTypeClasses #-}
+{-# LANGUAGE NamedFieldPuns        #-}
+{-# LANGUAGE NoImplicitPrelude     #-}
+{-# LANGUAGE OverloadedStrings     #-}
+{-# LANGUAGE Strict                #-}
+
+module CardanoLoans.Test where
+
+import PlutusTx
+import PlutusTx.Prelude
+
+import CardanoLoans.Validator (LoanDatum (..), LoanRedeemer (..), loanValidatorCode)
+import PlutusLedgerApi.V1.Address (pubKeyHashAddress)
+import PlutusLedgerApi.V1.Value qualified as Value
+import PlutusLedgerApi.V2.Tx qualified as Tx
+import PlutusLedgerApi.V3
+import PlutusTx.AssocMap qualified as Map
+
+validatorCodeFullyApplied :: CompiledCode BuiltinUnit
+validatorCodeFullyApplied =
+  loanValidatorCode `unsafeApplyCode` liftCodeDef (toBuiltinData testScriptContext)
+
+testScriptContext :: ScriptContext
+testScriptContext =
+  ScriptContext
+    { scriptContextTxInfo = txInfo
+    , scriptContextRedeemer
+    , scriptContextScriptInfo
+    }
+ where
+  txInfo =
+    TxInfo
+      { txInfoInputs =
+          [
+            TxInInfo
+              { txInInfoOutRef = txOutRef
+              , txInInfoResolved = Tx.pubKeyHashTxOut (Value.lovelaceValue 1000) testBeneficiaryPKH
+              }
+          ]
+      , txInfoReferenceInputs = mempty
+      , txInfoOutputs = [
+          TxOut
+            { txOutAddress = pubKeyHashAddress testBeneficiaryPKH
+            , txOutValue = Value.lovelaceValue 1000
+            , txOutDatum = NoOutputDatum
+            , txOutReferenceScript = Nothing
+            }
+          ]
+      , txInfoTxCerts = mempty
+      , txInfoRedeemers = Map.empty
+      , txInfoVotes = Map.empty
+      , txInfoProposalProcedures = mempty
+      , txInfoCurrentTreasuryAmount = Nothing
+      , txInfoTreasuryDonation = Nothing
+      , txInfoFee = 0
+      , txInfoMint = emptyMintValue
+      , txInfoWdrl = Map.empty
+      , txInfoValidRange =
+          Interval
+            (LowerBound (Finite 110) True)
+            (UpperBound (Finite 1100) True)
+      , txInfoSignatories = [testBeneficiaryPKH]
+      , txInfoData = Map.empty
+      , txInfoId = "058fdca70be67c74151cea3846be7f73342d92c0090b62c1052e6790ad83f145"
+      }
+
+  scriptContextRedeemer :: Redeemer
+  scriptContextRedeemer = Redeemer $ toBuiltinData CloseAsk
+
+  txOutRef :: TxOutRef
+  txOutRef = TxOutRef txOutRefId txOutRefIdx
+    where
+      txOutRefId = "058fdca70be67c74151cea3846be7f73342d92c0090b62c1052e6790ad83f145"
+      txOutRefIdx = 0
+
+  scriptContextScriptInfo :: ScriptInfo
+  scriptContextScriptInfo = SpendingScript txOutRef (Just datum)
+    where
+      datum :: Datum
+      datum = Datum (toBuiltinData testLoanDatum)
+
+testLoanDatum :: LoanDatum
+testLoanDatum = askDatum
+  where
+    testCurSym :: CurrencySymbol
+    testCurSym = CurrencySymbol "mysymbol"
+
+    testTokName :: TokenName
+    testTokName = TokenName "mytoken"
+
+    askDatum :: LoanDatum
+    askDatum = AskDatum
+      { collateral = [(testCurSym, testTokName)]
+      , askBeacon = (testCurSym, testTokName)
+      , borrowerId = (testCurSym, testTokName)
+      , loanAsset = (testCurSym, testTokName)
+      , loanPrinciple = 10
+      , loanTerm = 10
+      }
+
+testBeneficiaryPKH :: PubKeyHash
+testBeneficiaryPKH = PubKeyHash ""