public async Task get_code_should_invoke_blockchain_bridge_get_code() { var code = new byte[] { 0, 1, 2 }; var address = TestItem.AddressA; _stateReader.GetCode(Arg.Any <Keccak>(), address).Returns(code); _blockFinder.Head.Returns(_anyBlock); var result = await _ndmBridge.GetCodeAsync(address); _stateReader.Received().GetCode(_anyBlock.StateRoot, address); result.Should().BeSameAs(code); }