public void Throw_operation_canceled_after_given_timeout()
{
var timeout = TimeSpan.FromSeconds(1);
CancellationToken cancellationToken = new CancellationTokenSource(timeout).Token;
GethTraceOptions optionsMock = Substitute.For <GethTraceOptions>();
var tracer = new GethLikeTxTracer(optionsMock, cancellationToken);
Thread.Sleep(TimeSpan.FromSeconds(2));
Assert.Throws <OperationCanceledException>(() => tracer.ReportOperationRemainingGas(0));
Assert.Throws <OperationCanceledException>(() => tracer.SetOperationMemorySize(0));
Assert.Throws <OperationCanceledException>(() => tracer.StartOperation(0, 0, Instruction.ADD, 0));
}
