public void Constructors()
{
// Test fixed length properties.
BinaryFieldFormatter formatter = new BinaryFieldFormatter(37,
new FixedLengthManager(12), BinaryEncoder.GetInstance(),
"My formatter");
Assert.IsTrue(formatter.FieldNumber == 37);
Assert.IsTrue(formatter.LengthManager.MaximumLength == 12);
Assert.IsTrue(formatter.Description.Equals("My formatter"));
Assert.IsTrue(formatter.Encoder == BinaryEncoder.GetInstance());
// Test variable length properties.
formatter = new BinaryFieldFormatter(63, new VariableLengthManager(1, 800,
StringLengthEncoder.GetInstance(5)), BinaryEncoder.GetInstance());
Assert.IsTrue(formatter.FieldNumber == 63);
Assert.IsTrue(formatter.LengthManager.MaximumLength == 800);
Assert.IsTrue(formatter.Description.Equals(string.Empty));
Assert.IsTrue(formatter.Encoder == BinaryEncoder.GetInstance());
}
public void Format()
{
FormatterContext formatterContext = new FormatterContext(
FormatterContext.DefaultBufferSize);
BinaryField field = new BinaryField(1);
field.Value = "DATA";
BinaryFieldFormatter formatter;
string formattedData;
// Test fixed length formatting.
formatter = new BinaryFieldFormatter(37,
new FixedLengthManager(4), BinaryEncoder.GetInstance());
formatter.Format(field, ref formatterContext);
formattedData = formatterContext.GetDataAsString();
Assert.IsTrue(formattedData.Equals("DATA"));
formatterContext.Clear();
field.Value = "MORE DATA";
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 BinaryFieldFormatter(48, new VariableLengthManager(0,
999, StringLengthEncoder.GetInstance(999)),
BinaryEncoder.GetInstance());
formatter.Format(field, ref formatterContext);
formattedData = formatterContext.GetDataAsString();
Assert.IsTrue(formattedData.Equals("009MORE DATA"));
formatterContext.Clear();
formatter.Format(new BinaryField(5, null), ref formatterContext);
formattedData = formatterContext.GetDataAsString();
Assert.IsTrue(formattedData.Equals("000"));
}
public void Parse()
{
ParserContext parseContext = new ParserContext(
ParserContext.DefaultBufferSize);
BinaryField field;
BinaryFieldFormatter formatter;
// Setup data for three complete fields an one with partial data.
parseContext.Write("DATA17DATA TO BE PARSED009SOME DATA00");
// Test fixed length parse.
formatter = new BinaryFieldFormatter(37, new FixedLengthManager(4),
BinaryEncoder.GetInstance());
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNotNull(field);
parseContext.ResetDecodedLength();
Assert.IsTrue(field.ToString().Equals("DATA"));
// Test variable length parse.
formatter = new BinaryFieldFormatter(48, new VariableLengthManager(1, 20,
StringLengthEncoder.GetInstance(99)), BinaryEncoder.GetInstance(),
string.Empty);
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNotNull(field);
parseContext.ResetDecodedLength();
Assert.IsTrue(field.ToString().Equals("DATA TO BE PARSED"));
formatter = new BinaryFieldFormatter(48, new VariableLengthManager(1,
999, StringLengthEncoder.GetInstance(999)), BinaryEncoder.GetInstance());
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNotNull(field);
parseContext.ResetDecodedLength();
Assert.IsTrue(field.ToString().Equals("SOME DATA"));
// Test partial variable length parse.
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNull(field);
parseContext.Write("9MORE D");
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNull(field);
parseContext.Write("ATA");
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNotNull(field);
parseContext.ResetDecodedLength();
Assert.IsTrue(field.ToString().Equals("MORE DATA"));
// Test partial fixed.
formatter = new BinaryFieldFormatter(37, new FixedLengthManager(8),
BinaryEncoder.GetInstance());
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNull(field);
parseContext.Write("ONE ");
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNull(field);
parseContext.Write("MORE");
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNotNull(field);
parseContext.ResetDecodedLength();
Assert.IsTrue(field.ToString().Equals("ONE MORE"));
// Test variable length header with zero length.
formatter = new BinaryFieldFormatter(48, new VariableLengthManager(0,
999, StringLengthEncoder.GetInstance(999)), BinaryEncoder.GetInstance());
parseContext.Write("000");
field = ( BinaryField)formatter.Parse(ref parseContext);
Assert.IsNotNull(field);
parseContext.ResetDecodedLength();
Assert.IsNull(field.Value);
}
