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UT_NativeContract.cs
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// Copyright (C) 2015-2024 The Neo Project.
//
// UT_NativeContract.cs file belongs to the neo project and is free
// software distributed under the MIT software license, see the
// accompanying file LICENSE in the main directory of the
// repository or http://www.opensource.org/licenses/mit-license.php
// for more details.
//
// Redistribution and use in source and binary forms with or without
// modifications are permitted.
using FluentAssertions;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Neo.Network.P2P.Payloads;
using Neo.Persistence;
using Neo.SmartContract;
using Neo.SmartContract.Native;
using Neo.VM;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Numerics;
namespace Neo.UnitTests.SmartContract.Native
{
[TestClass]
public class UT_NativeContract
{
private DataCache _snapshot;
/// <summary>
/// _nativeStates contains a mapping from native contract name to expected native contract state
/// constructed with all hardforks enabled and marshalled in JSON.
/// </summary>
private Dictionary<string, string> _nativeStates;
[TestInitialize]
public void TestSetup()
{
_snapshot = TestBlockchain.GetTestSnapshot();
_nativeStates = new Dictionary<string, string>
{
{"ContractManagement", """{"id":-1,"updatecounter":0,"hash":"0xfffdc93764dbaddd97c48f252a53ea4643faa3fd","nef":{"magic":860243278,"compiler":"neo-core-v3.0","source":"","tokens":[],"script":"EEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0A=","checksum":1094259016},"manifest":{"name":"ContractManagement","groups":[],"features":{},"supportedstandards":[],"abi":{"methods":[{"name":"deploy","parameters":[{"name":"nefFile","type":"ByteArray"},{"name":"manifest","type":"ByteArray"}],"returntype":"Array","offset":0,"safe":false},{"name":"deploy","parameters":[{"name":"nefFile","type":"ByteArray"},{"name":"manifest","type":"ByteArray"},{"name":"data","type":"Any"}],"returntype":"Array","offset":7,"safe":false},{"name":"destroy","parameters":[],"returntype":"Void","offset":14,"safe":false},{"name":"getContract","parameters":[{"name":"hash","type":"Hash160"}],"returntype":"Array","offset":21,"safe":true},{"name":"getContractById","parameters":[{"name":"id","type":"Integer"}],"returntype":"Array","offset":28,"safe":true},{"name":"getContractHashes","parameters":[],"returntype":"InteropInterface","offset":35,"safe":true},{"name":"getMinimumDeploymentFee","parameters":[],"returntype":"Integer","offset":42,"safe":true},{"name":"hasMethod","parameters":[{"name":"hash","type":"Hash160"},{"name":"method","type":"String"},{"name":"pcount","type":"Integer"}],"returntype":"Boolean","offset":49,"safe":true},{"name":"setMinimumDeploymentFee","parameters":[{"name":"value","type":"Integer"}],"returntype":"Void","offset":56,"safe":false},{"name":"update","parameters":[{"name":"nefFile","type":"ByteArray"},{"name":"manifest","type":"ByteArray"}],"returntype":"Void","offset":63,"safe":false},{"name":"update","parameters":[{"name":"nefFile","type":"ByteArray"},{"name":"manifest","type":"ByteArray"},{"name":"data","type":"Any"}],"returntype":"Void","offset":70,"safe":false}],"events":[{"name":"Deploy","parameters":[{"name":"Hash","type":"Hash160"}]},{"name":"Update","parameters":[{"name":"Hash","type":"Hash160"}]},{"name":"Destroy","parameters":[{"name":"Hash","type":"Hash160"}]}]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}}""" },
{"StdLib", """{"id":-2,"updatecounter":0,"hash":"0xacce6fd80d44e1796aa0c2c625e9e4e0ce39efc0","nef":{"magic":860243278,"compiler":"neo-core-v3.0","source":"","tokens":[],"script":"EEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dA","checksum":1991619121},"manifest":{"name":"StdLib","groups":[],"features":{},"supportedstandards":[],"abi":{"methods":[{"name":"atoi","parameters":[{"name":"value","type":"String"}],"returntype":"Integer","offset":0,"safe":true},{"name":"atoi","parameters":[{"name":"value","type":"String"},{"name":"base","type":"Integer"}],"returntype":"Integer","offset":7,"safe":true},{"name":"base58CheckDecode","parameters":[{"name":"s","type":"String"}],"returntype":"ByteArray","offset":14,"safe":true},{"name":"base58CheckEncode","parameters":[{"name":"data","type":"ByteArray"}],"returntype":"String","offset":21,"safe":true},{"name":"base58Decode","parameters":[{"name":"s","type":"String"}],"returntype":"ByteArray","offset":28,"safe":true},{"name":"base58Encode","parameters":[{"name":"data","type":"ByteArray"}],"returntype":"String","offset":35,"safe":true},{"name":"base64Decode","parameters":[{"name":"s","type":"String"}],"returntype":"ByteArray","offset":42,"safe":true},{"name":"base64Encode","parameters":[{"name":"data","type":"ByteArray"}],"returntype":"String","offset":49,"safe":true},{"name":"deserialize","parameters":[{"name":"data","type":"ByteArray"}],"returntype":"Any","offset":56,"safe":true},{"name":"itoa","parameters":[{"name":"value","type":"Integer"}],"returntype":"String","offset":63,"safe":true},{"name":"itoa","parameters":[{"name":"value","type":"Integer"},{"name":"base","type":"Integer"}],"returntype":"String","offset":70,"safe":true},{"name":"jsonDeserialize","parameters":[{"name":"json","type":"ByteArray"}],"returntype":"Any","offset":77,"safe":true},{"name":"jsonSerialize","parameters":[{"name":"item","type":"Any"}],"returntype":"ByteArray","offset":84,"safe":true},{"name":"memoryCompare","parameters":[{"name":"str1","type":"ByteArray"},{"name":"str2","type":"ByteArray"}],"returntype":"Integer","offset":91,"safe":true},{"name":"memorySearch","parameters":[{"name":"mem","type":"ByteArray"},{"name":"value","type":"ByteArray"}],"returntype":"Integer","offset":98,"safe":true},{"name":"memorySearch","parameters":[{"name":"mem","type":"ByteArray"},{"name":"value","type":"ByteArray"},{"name":"start","type":"Integer"}],"returntype":"Integer","offset":105,"safe":true},{"name":"memorySearch","parameters":[{"name":"mem","type":"ByteArray"},{"name":"value","type":"ByteArray"},{"name":"start","type":"Integer"},{"name":"backward","type":"Boolean"}],"returntype":"Integer","offset":112,"safe":true},{"name":"serialize","parameters":[{"name":"item","type":"Any"}],"returntype":"ByteArray","offset":119,"safe":true},{"name":"strLen","parameters":[{"name":"str","type":"String"}],"returntype":"Integer","offset":126,"safe":true},{"name":"stringSplit","parameters":[{"name":"str","type":"String"},{"name":"separator","type":"String"}],"returntype":"Array","offset":133,"safe":true},{"name":"stringSplit","parameters":[{"name":"str","type":"String"},{"name":"separator","type":"String"},{"name":"removeEmptyEntries","type":"Boolean"}],"returntype":"Array","offset":140,"safe":true}],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}}"""},
{"CryptoLib", """{"id":-3,"updatecounter":0,"hash":"0x726cb6e0cd8628a1350a611384688911ab75f51b","nef":{"magic":860243278,"compiler":"neo-core-v3.0","source":"","tokens":[],"script":"EEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0A=","checksum":1094259016},"manifest":{"name":"CryptoLib","groups":[],"features":{},"supportedstandards":[],"abi":{"methods":[{"name":"bls12381Add","parameters":[{"name":"x","type":"InteropInterface"},{"name":"y","type":"InteropInterface"}],"returntype":"InteropInterface","offset":0,"safe":true},{"name":"bls12381Deserialize","parameters":[{"name":"data","type":"ByteArray"}],"returntype":"InteropInterface","offset":7,"safe":true},{"name":"bls12381Equal","parameters":[{"name":"x","type":"InteropInterface"},{"name":"y","type":"InteropInterface"}],"returntype":"Boolean","offset":14,"safe":true},{"name":"bls12381Mul","parameters":[{"name":"x","type":"InteropInterface"},{"name":"mul","type":"ByteArray"},{"name":"neg","type":"Boolean"}],"returntype":"InteropInterface","offset":21,"safe":true},{"name":"bls12381Pairing","parameters":[{"name":"g1","type":"InteropInterface"},{"name":"g2","type":"InteropInterface"}],"returntype":"InteropInterface","offset":28,"safe":true},{"name":"bls12381Serialize","parameters":[{"name":"g","type":"InteropInterface"}],"returntype":"ByteArray","offset":35,"safe":true},{"name":"keccak256","parameters":[{"name":"data","type":"ByteArray"}],"returntype":"ByteArray","offset":42,"safe":true},{"name":"murmur32","parameters":[{"name":"data","type":"ByteArray"},{"name":"seed","type":"Integer"}],"returntype":"ByteArray","offset":49,"safe":true},{"name":"ripemd160","parameters":[{"name":"data","type":"ByteArray"}],"returntype":"ByteArray","offset":56,"safe":true},{"name":"sha256","parameters":[{"name":"data","type":"ByteArray"}],"returntype":"ByteArray","offset":63,"safe":true},{"name":"verifyWithECDsa","parameters":[{"name":"message","type":"ByteArray"},{"name":"pubkey","type":"ByteArray"},{"name":"signature","type":"ByteArray"},{"name":"curveHash","type":"Integer"}],"returntype":"Boolean","offset":70,"safe":true}],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}}"""},
{"LedgerContract", """{"id":-4,"updatecounter":0,"hash":"0xda65b600f7124ce6c79950c1772a36403104f2be","nef":{"magic":860243278,"compiler":"neo-core-v3.0","source":"","tokens":[],"script":"EEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0A=","checksum":1110259869},"manifest":{"name":"LedgerContract","groups":[],"features":{},"supportedstandards":[],"abi":{"methods":[{"name":"currentHash","parameters":[],"returntype":"Hash256","offset":0,"safe":true},{"name":"currentIndex","parameters":[],"returntype":"Integer","offset":7,"safe":true},{"name":"getBlock","parameters":[{"name":"indexOrHash","type":"ByteArray"}],"returntype":"Array","offset":14,"safe":true},{"name":"getTransaction","parameters":[{"name":"hash","type":"Hash256"}],"returntype":"Array","offset":21,"safe":true},{"name":"getTransactionFromBlock","parameters":[{"name":"blockIndexOrHash","type":"ByteArray"},{"name":"txIndex","type":"Integer"}],"returntype":"Array","offset":28,"safe":true},{"name":"getTransactionHeight","parameters":[{"name":"hash","type":"Hash256"}],"returntype":"Integer","offset":35,"safe":true},{"name":"getTransactionSigners","parameters":[{"name":"hash","type":"Hash256"}],"returntype":"Array","offset":42,"safe":true},{"name":"getTransactionVMState","parameters":[{"name":"hash","type":"Hash256"}],"returntype":"Integer","offset":49,"safe":true}],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}}"""},
{"NeoToken", """{"id":-5,"updatecounter":0,"hash":"0xef4073a0f2b305a38ec4050e4d3d28bc40ea63f5","nef":{"magic":860243278,"compiler":"neo-core-v3.0","source":"","tokens":[],"script":"EEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0A=","checksum":1325686241},"manifest":{"name":"NeoToken","groups":[],"features":{},"supportedstandards":["NEP-17"],"abi":{"methods":[{"name":"balanceOf","parameters":[{"name":"account","type":"Hash160"}],"returntype":"Integer","offset":0,"safe":true},{"name":"decimals","parameters":[],"returntype":"Integer","offset":7,"safe":true},{"name":"getAccountState","parameters":[{"name":"account","type":"Hash160"}],"returntype":"Array","offset":14,"safe":true},{"name":"getAllCandidates","parameters":[],"returntype":"InteropInterface","offset":21,"safe":true},{"name":"getCandidateVote","parameters":[{"name":"pubKey","type":"PublicKey"}],"returntype":"Integer","offset":28,"safe":true},{"name":"getCandidates","parameters":[],"returntype":"Array","offset":35,"safe":true},{"name":"getCommittee","parameters":[],"returntype":"Array","offset":42,"safe":true},{"name":"getCommitteeAddress","parameters":[],"returntype":"Hash160","offset":49,"safe":true},{"name":"getGasPerBlock","parameters":[],"returntype":"Integer","offset":56,"safe":true},{"name":"getNextBlockValidators","parameters":[],"returntype":"Array","offset":63,"safe":true},{"name":"getRegisterPrice","parameters":[],"returntype":"Integer","offset":70,"safe":true},{"name":"registerCandidate","parameters":[{"name":"pubkey","type":"PublicKey"}],"returntype":"Boolean","offset":77,"safe":false},{"name":"setGasPerBlock","parameters":[{"name":"gasPerBlock","type":"Integer"}],"returntype":"Void","offset":84,"safe":false},{"name":"setRegisterPrice","parameters":[{"name":"registerPrice","type":"Integer"}],"returntype":"Void","offset":91,"safe":false},{"name":"symbol","parameters":[],"returntype":"String","offset":98,"safe":true},{"name":"totalSupply","parameters":[],"returntype":"Integer","offset":105,"safe":true},{"name":"transfer","parameters":[{"name":"from","type":"Hash160"},{"name":"to","type":"Hash160"},{"name":"amount","type":"Integer"},{"name":"data","type":"Any"}],"returntype":"Boolean","offset":112,"safe":false},{"name":"unclaimedGas","parameters":[{"name":"account","type":"Hash160"},{"name":"end","type":"Integer"}],"returntype":"Integer","offset":119,"safe":true},{"name":"unregisterCandidate","parameters":[{"name":"pubkey","type":"PublicKey"}],"returntype":"Boolean","offset":126,"safe":false},{"name":"vote","parameters":[{"name":"account","type":"Hash160"},{"name":"voteTo","type":"PublicKey"}],"returntype":"Boolean","offset":133,"safe":false}],"events":[{"name":"Transfer","parameters":[{"name":"from","type":"Hash160"},{"name":"to","type":"Hash160"},{"name":"amount","type":"Integer"}]},{"name":"CandidateStateChanged","parameters":[{"name":"pubkey","type":"PublicKey"},{"name":"registered","type":"Boolean"},{"name":"votes","type":"Integer"}]},{"name":"Vote","parameters":[{"name":"account","type":"Hash160"},{"name":"from","type":"PublicKey"},{"name":"to","type":"PublicKey"},{"name":"amount","type":"Integer"}]},{"name":"CommitteeChanged","parameters":[{"name":"old","type":"Array"},{"name":"new","type":"Array"}]}]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}}"""},
{"GasToken", """{"id":-6,"updatecounter":0,"hash":"0xd2a4cff31913016155e38e474a2c06d08be276cf","nef":{"magic":860243278,"compiler":"neo-core-v3.0","source":"","tokens":[],"script":"EEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0A=","checksum":2663858513},"manifest":{"name":"GasToken","groups":[],"features":{},"supportedstandards":["NEP-17"],"abi":{"methods":[{"name":"balanceOf","parameters":[{"name":"account","type":"Hash160"}],"returntype":"Integer","offset":0,"safe":true},{"name":"decimals","parameters":[],"returntype":"Integer","offset":7,"safe":true},{"name":"symbol","parameters":[],"returntype":"String","offset":14,"safe":true},{"name":"totalSupply","parameters":[],"returntype":"Integer","offset":21,"safe":true},{"name":"transfer","parameters":[{"name":"from","type":"Hash160"},{"name":"to","type":"Hash160"},{"name":"amount","type":"Integer"},{"name":"data","type":"Any"}],"returntype":"Boolean","offset":28,"safe":false}],"events":[{"name":"Transfer","parameters":[{"name":"from","type":"Hash160"},{"name":"to","type":"Hash160"},{"name":"amount","type":"Integer"}]}]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}}"""},
{"PolicyContract", """{"id":-7,"updatecounter":0,"hash":"0xcc5e4edd9f5f8dba8bb65734541df7a1c081c67b","nef":{"magic":860243278,"compiler":"neo-core-v3.0","source":"","tokens":[],"script":"EEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0A=","checksum":1094259016},"manifest":{"name":"PolicyContract","groups":[],"features":{},"supportedstandards":[],"abi":{"methods":[{"name":"blockAccount","parameters":[{"name":"account","type":"Hash160"}],"returntype":"Boolean","offset":0,"safe":false},{"name":"getAttributeFee","parameters":[{"name":"attributeType","type":"Integer"}],"returntype":"Integer","offset":7,"safe":true},{"name":"getExecFeeFactor","parameters":[],"returntype":"Integer","offset":14,"safe":true},{"name":"getFeePerByte","parameters":[],"returntype":"Integer","offset":21,"safe":true},{"name":"getStoragePrice","parameters":[],"returntype":"Integer","offset":28,"safe":true},{"name":"isBlocked","parameters":[{"name":"account","type":"Hash160"}],"returntype":"Boolean","offset":35,"safe":true},{"name":"setAttributeFee","parameters":[{"name":"attributeType","type":"Integer"},{"name":"value","type":"Integer"}],"returntype":"Void","offset":42,"safe":false},{"name":"setExecFeeFactor","parameters":[{"name":"value","type":"Integer"}],"returntype":"Void","offset":49,"safe":false},{"name":"setFeePerByte","parameters":[{"name":"value","type":"Integer"}],"returntype":"Void","offset":56,"safe":false},{"name":"setStoragePrice","parameters":[{"name":"value","type":"Integer"}],"returntype":"Void","offset":63,"safe":false},{"name":"unblockAccount","parameters":[{"name":"account","type":"Hash160"}],"returntype":"Boolean","offset":70,"safe":false}],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}}"""},
{"RoleManagement", """{"id":-8,"updatecounter":0,"hash":"0x49cf4e5378ffcd4dec034fd98a174c5491e395e2","nef":{"magic":860243278,"compiler":"neo-core-v3.0","source":"","tokens":[],"script":"EEEa93tnQBBBGvd7Z0A=","checksum":983638438},"manifest":{"name":"RoleManagement","groups":[],"features":{},"supportedstandards":[],"abi":{"methods":[{"name":"designateAsRole","parameters":[{"name":"role","type":"Integer"},{"name":"nodes","type":"Array"}],"returntype":"Void","offset":0,"safe":false},{"name":"getDesignatedByRole","parameters":[{"name":"role","type":"Integer"},{"name":"index","type":"Integer"}],"returntype":"Array","offset":7,"safe":true}],"events":[{"name":"Designation","parameters":[{"name":"Role","type":"Integer"},{"name":"BlockIndex","type":"Integer"}]}]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}}"""},
{"OracleContract", """{"id":-9,"updatecounter":0,"hash":"0xfe924b7cfe89ddd271abaf7210a80a7e11178758","nef":{"magic":860243278,"compiler":"neo-core-v3.0","source":"","tokens":[],"script":"EEEa93tnQBBBGvd7Z0AQQRr3e2dAEEEa93tnQBBBGvd7Z0A=","checksum":2663858513},"manifest":{"name":"OracleContract","groups":[],"features":{},"supportedstandards":[],"abi":{"methods":[{"name":"finish","parameters":[],"returntype":"Void","offset":0,"safe":false},{"name":"getPrice","parameters":[],"returntype":"Integer","offset":7,"safe":true},{"name":"request","parameters":[{"name":"url","type":"String"},{"name":"filter","type":"String"},{"name":"callback","type":"String"},{"name":"userData","type":"Any"},{"name":"gasForResponse","type":"Integer"}],"returntype":"Void","offset":14,"safe":false},{"name":"setPrice","parameters":[{"name":"price","type":"Integer"}],"returntype":"Void","offset":21,"safe":false},{"name":"verify","parameters":[],"returntype":"Boolean","offset":28,"safe":true}],"events":[{"name":"OracleRequest","parameters":[{"name":"Id","type":"Integer"},{"name":"RequestContract","type":"Hash160"},{"name":"Url","type":"String"},{"name":"Filter","type":"String"}]},{"name":"OracleResponse","parameters":[{"name":"Id","type":"Integer"},{"name":"OriginalTx","type":"Hash256"}]}]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}}"""},
};
}
[TestCleanup]
public void Clean()
{
TestBlockchain.ResetStore();
}
class active : IHardforkActivable
{
public Hardfork? ActiveIn { get; init; }
public Hardfork? DeprecatedIn { get; init; }
}
[TestMethod]
public void TestActiveDeprecatedIn()
{
string json = UT_ProtocolSettings.CreateHFSettings("\"HF_Cockatrice\": 20");
var file = Path.GetTempFileName();
File.WriteAllText(file, json);
ProtocolSettings settings = ProtocolSettings.Load(file, false);
File.Delete(file);
Assert.IsFalse(NativeContract.IsActive(new active() { ActiveIn = Hardfork.HF_Cockatrice, DeprecatedIn = null }, settings.IsHardforkEnabled, 1));
Assert.IsTrue(NativeContract.IsActive(new active() { ActiveIn = Hardfork.HF_Cockatrice, DeprecatedIn = null }, settings.IsHardforkEnabled, 20));
Assert.IsTrue(NativeContract.IsActive(new active() { ActiveIn = null, DeprecatedIn = Hardfork.HF_Cockatrice }, settings.IsHardforkEnabled, 1));
Assert.IsFalse(NativeContract.IsActive(new active() { ActiveIn = null, DeprecatedIn = Hardfork.HF_Cockatrice }, settings.IsHardforkEnabled, 20));
}
[TestMethod]
public void TestGetContract()
{
Assert.IsTrue(NativeContract.NEO == NativeContract.GetContract(NativeContract.NEO.Hash));
}
[TestMethod]
public void TestIsInitializeBlock()
{
string json = UT_ProtocolSettings.CreateHFSettings("\"HF_Cockatrice\": 20");
var file = Path.GetTempFileName();
File.WriteAllText(file, json);
ProtocolSettings settings = ProtocolSettings.Load(file, false);
File.Delete(file);
Assert.IsTrue(NativeContract.CryptoLib.IsInitializeBlock(settings, 0, out var hf));
Assert.IsNotNull(hf);
Assert.AreEqual(0, hf.Length);
Assert.IsFalse(NativeContract.CryptoLib.IsInitializeBlock(settings, 1, out hf));
Assert.IsNull(hf);
Assert.IsTrue(NativeContract.CryptoLib.IsInitializeBlock(settings, 20, out hf));
Assert.AreEqual(1, hf.Length);
Assert.AreEqual(Hardfork.HF_Cockatrice, hf[0]);
}
[TestMethod]
public void TestGenesisNEP17Manifest()
{
var persistingBlock = new Block
{
Header = new Header
{
Index = 1,
MerkleRoot = UInt256.Zero,
NextConsensus = UInt160.Zero,
PrevHash = UInt256.Zero,
Witness = new Witness() { InvocationScript = Array.Empty<byte>(), VerificationScript = Array.Empty<byte>() }
},
Transactions = []
};
var snapshot = _snapshot.CreateSnapshot();
// Ensure that native NEP17 contracts contain proper supported standards and events declared
// in the manifest constructed for all hardforks enabled. Ref. https://github.com/neo-project/neo/pull/3195.
foreach (var h in new List<UInt160>() { NativeContract.GAS.Hash, NativeContract.NEO.Hash })
{
var state = Call_GetContract(snapshot, h, persistingBlock);
Assert.IsTrue(state.Manifest.SupportedStandards.Contains("NEP-17"));
Assert.AreEqual(1, state.Manifest.Abi.Events.Where(e => e.Name == "Transfer").Count());
}
}
[TestMethod]
public void TestGenesisNativeState()
{
var persistingBlock = new Block
{
Header = new Header
{
Index = 1,
MerkleRoot = UInt256.Zero,
NextConsensus = UInt160.Zero,
PrevHash = UInt256.Zero,
Witness = new Witness() { InvocationScript = Array.Empty<byte>(), VerificationScript = Array.Empty<byte>() }
},
Transactions = []
};
var snapshot = _snapshot.CreateSnapshot();
// Ensure that all native contracts have proper state generated with an assumption that
// all hardforks enabled.
foreach (var ctr in NativeContract.Contracts)
{
var state = Call_GetContract(snapshot, ctr.Hash, persistingBlock);
Assert.AreEqual(_nativeStates[ctr.Name], state.ToJson().ToString());
}
}
internal static ContractState Call_GetContract(DataCache snapshot, UInt160 address, Block persistingBlock)
{
using var engine = ApplicationEngine.Create(TriggerType.Application, null, snapshot, persistingBlock, settings: TestBlockchain.TheNeoSystem.Settings);
using var script = new ScriptBuilder();
script.EmitDynamicCall(NativeContract.ContractManagement.Hash, "getContract", address);
engine.LoadScript(script.ToArray());
engine.Execute().Should().Be(VMState.HALT);
var result = engine.ResultStack.Pop();
result.Should().BeOfType(typeof(VM.Types.Array));
var cs = new ContractState();
((IInteroperable)cs).FromStackItem(result);
return cs;
}
}
}