public void Format()
{
FormatterContext formatterContext = new FormatterContext(
FormatterContext.DefaultBufferSize);
Message value = new Message();
value.Formatter = GetFormatter(_fixedMessageFormatter);
value.Fields.Add(1, "HE");
value.Fields.Add(2, "LLO");
InnerMessageField field = new InnerMessageField(37, value);
InnerMessageFieldFormatter formatter;
string formattedData;
// Test fixed length formatting.
formatter = new InnerMessageFieldFormatter(37,
new FixedLengthManager(5), BinaryEncoder.GetInstance(),
GetFormatter(_fixedMessageFormatter));
formatter.Format(field, ref formatterContext);
formattedData = formatterContext.GetDataAsString();
Assert.IsTrue(formattedData.Equals("HELLO"));
formatterContext.Clear();
formatter = new InnerMessageFieldFormatter(37,
new FixedLengthManager(4), BinaryEncoder.GetInstance(),
GetFormatter(_fixedMessageFormatter));
try {
formatter.Format(field, ref formatterContext);
Assert.Fail();
}
catch (ArgumentOutOfRangeException e) {
Assert.IsTrue(e.ParamName.Equals("dataLength"));
}
// Test variable length formatting.
formatterContext.Clear();
formatter = new InnerMessageFieldFormatter(48, new VariableLengthManager(0,
999, StringLengthEncoder.GetInstance(999)),
BinaryEncoder.GetInstance(), GetFormatter(_fixedMessageFormatter));
formatter.Format(field, ref formatterContext);
formattedData = formatterContext.GetDataAsString();
Assert.IsTrue(formattedData.Equals("005HELLO"));
formatterContext.Clear();
formatter.Format(new InnerMessageField(35, null), ref formatterContext);
formattedData = formatterContext.GetDataAsString();
Assert.IsTrue(formattedData.Equals("000"));
}
public void NewComponent()
{
Message value = new Message();
value.Formatter = GetFormatter(_fixedMessageFormatter);
value.Fields.Add(1, "12");
value.Fields.Add(2, "345");
InnerMessageField field = new InnerMessageField(18, value);
MessagingComponent component = field.NewComponent();
Assert.IsTrue(component is InnerMessageField);
Assert.IsTrue(field.FieldNumber ==
(( InnerMessageField )component).FieldNumber);
Assert.IsNull((( InnerMessageField )component).Value);
}
public void GetBytes()
{
Message value = new Message();
InnerMessageField field = new InnerMessageField(19, value);
Assert.IsNull(field.GetBytes());
value.Formatter = GetFormatter(_fixedMessageFormatter);
value.Fields.Add(1, "HE");
value.Fields.Add(2, "LLO");
Assert.IsTrue(
FrameworkEncoding.GetInstance().Encoding.GetString(field.GetBytes()) == "HELLO");
}
public void TestToString()
{
Message value = new Message();
value.Formatter = GetFormatter(_fixedMessageFormatter);
value.Fields.Add(1, "98");
value.Fields.Add(2, "345");
InnerMessageField field = new InnerMessageField(12);
Assert.IsTrue(string.Empty == field.ToString());
field.Value = value;
Assert.IsTrue(field.ToString() == "1:98,2:345");
}
public void Instantiation()
{
Message value = new Message();
InnerMessageField field = new InnerMessageField(30);
Assert.IsTrue(field.FieldNumber == 30);
Assert.IsNull(field.Value);
field = new InnerMessageField(15, value);
Assert.IsTrue(field.FieldNumber == 15);
Assert.IsTrue(field.Value is Message);
Message fieldValue = field.Value as Message;
Assert.IsTrue(value == fieldValue);
}
public void Value()
{
Message value = new Message();
InnerMessageField field = new InnerMessageField(18);
Assert.IsNull(field.Value);
field.Value = value;
Assert.IsTrue(field.Value is Message);
Message fieldValue = field.Value as Message;
Assert.IsTrue(value == fieldValue);
try {
field.Value = field.FieldNumber;
Assert.Fail();
}
catch (ArgumentException e) {
Assert.IsTrue(e.ParamName == "value");
}
}
public void TestClone()
{
Message value = new Message();
value.Formatter = GetFormatter(_fixedMessageFormatter);
value.Fields.Add(1, "12");
value.Fields.Add(2, "345");
InnerMessageField field = new InnerMessageField(14);
InnerMessageField clonedField = ( InnerMessageField )(field.Clone());
Assert.IsNull(clonedField.Value);
Assert.IsTrue(field.FieldNumber == clonedField.FieldNumber);
field.Value = value;
clonedField = ( InnerMessageField )(field.Clone());
Assert.IsTrue(field.ToString() == clonedField.ToString());
Assert.IsTrue(field.Value != clonedField.Value);
}
/// <summary>
/// It returns the inner message located in a field (pointed by
/// _fieldNumber) of a given message.
/// </summary>
/// <param name="message">
/// The given message.
/// </param>
/// <returns>
/// The inner message located in a field (pointed by _fieldNumber)
/// of a given message.
/// </returns>
private Message GetInnerMessage(Message message)
{
if (message == null)
{
throw new ExpressionEvaluationException(string.Format(
"Can't get inner message in field {0} because the message is null.",
_fieldNumber));
}
if (!message.Fields.Contains(_fieldNumber))
{
throw new ExpressionEvaluationException(string.Format(
"Can't get inner message in {0} because isn't present in the message.",
_fieldNumber));
}
InnerMessageField innerMessageField = message[_fieldNumber] as InnerMessageField;
if (innerMessageField == null)
{
throw new ExpressionEvaluationException(string.Format(
"Can't get inner message in {0} because isn't an inner message.",
_fieldNumber));
}
Message innerMessage = innerMessageField.Value as Message;
if (innerMessage == null)
{
throw new ExpressionEvaluationException(string.Format(
"Can't get inner message in {0} because it doesn't contain a message.",
_fieldNumber));
}
return(innerMessage);
}
