public void EnoughData()
{
ParserContext parserContext = new ParserContext(
ParserContext.DefaultBufferSize);
VariableLengthManager lengthManager = new VariableLengthManager(1,
480, StringLengthEncoder.GetInstance(480));
parserContext.Write("0");
Assert.IsFalse(lengthManager.EnoughData(ref parserContext));
parserContext.Write("0");
Assert.IsFalse(lengthManager.EnoughData(ref parserContext));
parserContext.Write("9Some data");
Assert.IsTrue(lengthManager.EnoughData(ref parserContext));
}
public void Constructor()
{
VariableLengthManager lengthManager = new VariableLengthManager(5,
40, StringLengthEncoder.GetInstance(2));
Assert.IsTrue(lengthManager.MinimumLength == 5);
Assert.IsTrue(lengthManager.MaximumLength == 40);
Assert.IsTrue(lengthManager.LengthEncoder ==
StringLengthEncoder.GetInstance(2));
lengthManager = new VariableLengthManager(20,
20, StringLengthEncoder.GetInstance(3));
Assert.IsTrue(lengthManager.MinimumLength == 20);
Assert.IsTrue(lengthManager.MaximumLength == 20);
Assert.IsTrue(lengthManager.LengthEncoder ==
StringLengthEncoder.GetInstance(3));
try {
lengthManager = new VariableLengthManager(-1,
40, StringLengthEncoder.GetInstance(2));
Assert.Fail();
} catch (ArgumentOutOfRangeException e) {
Assert.IsTrue(e.ParamName.Equals("minimumLength"));
}
try {
lengthManager = new VariableLengthManager(50,
40, StringLengthEncoder.GetInstance(2));
Assert.Fail();
} catch (ArgumentOutOfRangeException e) {
Assert.IsTrue(e.ParamName.Equals("minimumLength"));
}
try {
lengthManager = new VariableLengthManager(10,
20, null);
Assert.Fail();
} catch (ArgumentNullException e) {
Assert.IsTrue(e.ParamName.Equals("lengthEncoder"));
}
}
public void WriteLength()
{
FormatterContext formatterContext = new FormatterContext(
FormatterContext.DefaultBufferSize);
VariableLengthManager lengthManager = new VariableLengthManager(8,
24, StringLengthEncoder.GetInstance(999));
lengthManager.WriteLength(null, 8, 8, ref formatterContext);
string length = formatterContext.GetDataAsString();
Assert.IsTrue(length.Equals("008"));
formatterContext.Clear();
lengthManager.WriteLength(null, 15, 15, ref formatterContext);
length = formatterContext.GetDataAsString();
Assert.IsTrue(length.Equals("015"));
formatterContext.Clear();
lengthManager.WriteLength(null, 24, 24, ref formatterContext);
length = formatterContext.GetDataAsString();
Assert.IsTrue(length.Equals("024"));
try {
lengthManager.WriteLength(null, 1, 1, ref formatterContext);
Assert.Fail();
} catch (ArgumentOutOfRangeException e) {
Assert.IsTrue(e.ParamName.Equals("dataLength"));
}
try {
lengthManager.WriteLength(null, 90, 90, ref formatterContext);
Assert.Fail();
} catch (ArgumentOutOfRangeException e) {
Assert.IsTrue(e.ParamName.Equals("dataLength"));
}
}
public void ReadLength()
{
ParserContext parserContext = new ParserContext(
ParserContext.DefaultBufferSize);
VariableLengthManager lengthManager = new VariableLengthManager(120,
180, StringLengthEncoder.GetInstance(999));
parserContext.Write("120");
int length = lengthManager.ReadLength(ref parserContext);
Assert.IsTrue(length == 120);
parserContext.Write("150");
length = lengthManager.ReadLength(ref parserContext);
Assert.IsTrue(length == 150);
parserContext.Write("180");
length = lengthManager.ReadLength(ref parserContext);
Assert.IsTrue(length == 180);
parserContext.Write("005");
try {
lengthManager.ReadLength(ref parserContext);
Assert.Fail();
} catch (MessagingException) {
}
parserContext.Clear();
parserContext.Write("999");
try {
lengthManager.ReadLength(ref parserContext);
Assert.Fail();
} catch (MessagingException) {
}
}
