public void Call_StateTransition_Success()
{
var fixture = new InternalExecutorTestFixture();
ulong amount = 100UL;
var to = "0x95D34980095380851902ccd9A1Fb4C813C2cb639".HexToAddress();
var method = "Test";
var parameters = new object[] { };
var gasLimit = (RuntimeObserver.Gas) 100_000;
fixture.SetGasMeterLimitAbove(gasLimit);
StateTransitionResult stateTransitionResult = StateTransitionResult.Ok((RuntimeObserver.Gas) 1000, uint160.One, new object());
fixture.StateProcessor
.Setup(sp => sp.Apply(It.IsAny <IState>(), It.IsAny <InternalCallMessage>()))
.Returns(stateTransitionResult);
var internalExecutor = new InternalExecutor(
fixture.GasMeter.Object,
fixture.State.Object,
fixture.StateProcessor.Object);
ITransferResult result = internalExecutor.Call(fixture.SmartContractState, to, amount, method, parameters, gasLimit);
fixture.State.Verify(s => s.Snapshot(), Times.Once);
fixture.StateProcessor.Verify(sp =>
sp.Apply(fixture.Snapshot, It.Is <InternalCallMessage>(m =>
m.Amount == amount &&
m.Method.Name == method &&
m.Method.Parameters == parameters &&
m.GasLimit == gasLimit &&
m.From == fixture.FromAddress &&
m.To == to.ToUint160()
)));
fixture.State.Verify(s => s.TransitionTo(fixture.Snapshot));
fixture.GasMeter.Verify(g => g.Spend(stateTransitionResult.GasConsumed));
Assert.True(result.Success);
Assert.Equal(stateTransitionResult.Success.ExecutionResult, result.ReturnValue);
}
public void Create_StateTransition_Success()
{
ulong amount = 100UL;
var parameters = new object[] { };
var gasLimit = (RuntimeObserver.Gas) 100_000;
var fixture = new InternalExecutorTestFixture();
fixture.SetGasMeterLimitAbove(gasLimit);
StateTransitionResult stateTransitionResult = StateTransitionResult.Ok((RuntimeObserver.Gas) 1000, uint160.One, new object());
fixture.StateProcessor
.Setup(sp => sp.Apply(It.IsAny <IState>(), It.IsAny <InternalCreateMessage>()))
.Returns(stateTransitionResult);
var internalExecutor = new InternalExecutor(
fixture.GasMeter.Object,
fixture.State.Object,
fixture.StateProcessor.Object);
ICreateResult result = internalExecutor.Create <string>(fixture.SmartContractState, amount, parameters, gasLimit);
fixture.State.Verify(s => s.Snapshot(), Times.Once);
fixture.StateProcessor.Verify(sp =>
sp.Apply(fixture.Snapshot, It.Is <InternalCreateMessage>(m =>
m.Amount == amount &&
m.Parameters == parameters &&
m.GasLimit == gasLimit &&
m.From == fixture.FromAddress &&
m.Type == typeof(string).Name
)));
fixture.State.Verify(s => s.TransitionTo(fixture.Snapshot));
fixture.GasMeter.Verify(g => g.Spend(stateTransitionResult.GasConsumed));
Assert.True(result.Success);
Assert.Equal(stateTransitionResult.Success.ContractAddress.ToAddress(), result.NewContractAddress);
}
public void Transfer_StateTransition_Error()
{
var fixture = new InternalExecutorTestFixture();
ulong amount = 100UL;
var to = "0x95D34980095380851902ccd9A1Fb4C813C2cb639".HexToAddress();
fixture.SetGasMeterLimitAbove((RuntimeObserver.Gas)InternalExecutor.DefaultGasLimit);
StateTransitionResult stateTransitionResult = StateTransitionResult.Fail((RuntimeObserver.Gas) 1000, StateTransitionErrorKind.VmError);
fixture.StateProcessor
.Setup(sp => sp.Apply(It.IsAny <IState>(), It.IsAny <ContractTransferMessage>()))
.Returns(stateTransitionResult);
var internalExecutor = new InternalExecutor(
fixture.GasMeter.Object,
fixture.State.Object,
fixture.StateProcessor.Object);
ITransferResult result = internalExecutor.Transfer(fixture.SmartContractState, to, amount);
fixture.State.Verify(s => s.Snapshot(), Times.Once);
fixture.StateProcessor.Verify(sp =>
sp.Apply(fixture.Snapshot, It.Is <ContractTransferMessage>(m =>
m.Amount == amount &&
m.GasLimit == InternalExecutor.DefaultGasLimit &&
m.From == fixture.FromAddress &&
m.To == to.ToUint160()
)));
fixture.State.Verify(s => s.TransitionTo(fixture.Snapshot), Times.Never);
fixture.GasMeter.Verify(g => g.Spend(stateTransitionResult.GasConsumed), Times.Once);
Assert.False(result.Success);
Assert.Null(result.ReturnValue);
}