public void Extract_Decimal_EmptyString_ShouldMapToDecimalZero()
{
// Assert
uint stringLength = 0;
RfcErrorInfo errorInfo;
_interopMock.Setup(x => x.GetString(It.IsAny <IntPtr>(), It.IsAny <string>(), It.IsAny <char[]>(), It.IsAny <uint>(), out stringLength, out errorInfo));
// Act
DecimalModel result = OutputMapper.Extract <DecimalModel>(_interopMock.Object, DataHandle);
// Assert
uint discard;
_interopMock.Verify(
x => x.GetString(DataHandle, "DECIMALVALUE", Array.Empty <char>(), 0, out discard, out errorInfo),
Times.Once);
result.Should().NotBeNull();
result.DecimalValue.Should().Be(0M);
}
public void Extract_Decimal_ShouldMapFromDecimalString(double val)
{
decimal value = (decimal)val;
// Assert
string stringValue = value.ToString("G", CultureInfo.InvariantCulture);
uint stringLength = (uint)stringValue.Length;
RfcErrorInfo errorInfo;
var resultCodeQueue = new Queue <RfcResultCodes>();
resultCodeQueue.Enqueue(RfcResultCodes.RFC_BUFFER_TOO_SMALL);
resultCodeQueue.Enqueue(RfcResultCodes.RFC_OK);
_interopMock
.Setup(x => x.GetString(It.IsAny <IntPtr>(), It.IsAny <string>(), It.IsAny <char[]>(), It.IsAny <uint>(), out stringLength, out errorInfo))
.Callback(new GetStringCallback((IntPtr dataHandle, string name, char[] buffer, uint bufferLength, out uint sl, out RfcErrorInfo ei) =>
{
ei = default;
sl = stringLength;
if (buffer.Length <= 0 || bufferLength <= 0)
{
return;
}
Array.Copy(stringValue.ToCharArray(), buffer, stringValue.Length);
}))
.Returns(resultCodeQueue.Dequeue);
// Act
DecimalModel result = OutputMapper.Extract <DecimalModel>(_interopMock.Object, DataHandle);
// Assert
uint discard;
_interopMock.Verify(
x => x.GetString(DataHandle, "DECIMALVALUE", Array.Empty <char>(), 0, out discard, out errorInfo),
Times.Once);
_interopMock.Verify(
x => x.GetString(DataHandle, "DECIMALVALUE", It.IsAny <char[]>(), stringLength + 1, out discard, out errorInfo),
Times.Once);
result.Should().NotBeNull();
result.DecimalValue.Should().Be(value);
}