public void SendNextLine_NonExistingTarget_ThrowsOutOfRangeException()
{
//arrange
int target1 = 1;
int target2 = 2;
int target3 = 3;
int badTarget = 4; //non-existing
var dispenser = LineDispenserCreator.CreateLineDispenser(new StringWriter[] { _writers[0], _writers[1], _writers[2] }, KindOfTextData.Raw, false, null, null);
//act
dispenser.SendNextLine("first line to #1".ToExternalTuple(target1));
Action a = () => { dispenser.SendNextLine(string.Empty.ToExternalTuple(badTarget)); };
//assert
a.Should().Throw <ArgumentOutOfRangeException>();
var writtenLines = WrittenLines(target1).ToList(); //first target
writtenLines.Count().Should().Be(1);
writtenLines[0].Should().Be("first line to #1");
writtenLines = WrittenLines(target2).ToList(); //second target
writtenLines.Count().Should().Be(0);
writtenLines = WrittenLines(target3).ToList(); //third target
writtenLines.Count().Should().Be(0);
}
public void Dispose_Call_MakesDispenserDisposed()
{
//arrange
int target1 = 1;
int target2 = 2;
int target3 = 3;
var dispenser = LineDispenserCreator.CreateLineDispenser(new StringWriter[] { _writers[0], _writers[1], _writers[2] }, KindOfTextData.Raw, false, null, null);
//act
dispenser.SendNextLine("first line to #1".ToExternalTuple(target1));
dispenser.SendNextLine(string.Empty.ToExternalTuple(target3));
dispenser.Dispose();
Action a = () => { dispenser.SendNextLine("second line to #1".ToExternalTuple(target1)); };
//assert
a.Should().Throw <ObjectDisposedException>().WithMessage("Cannot write to a closed TextWriter.");
a = () => { dispenser.SendNextLine(Tuple.Create <ExternalLine, int>(null, target2)); };
a.Should().Throw <ObjectDisposedException>().WithMessage("Cannot write to a closed TextWriter.");
a = () => { dispenser.SendNextLine("second line to #3".ToExternalTuple(target3)); };
a.Should().Throw <ObjectDisposedException>().WithMessage("Cannot write to a closed TextWriter.");
var writtenLines = WrittenLines(target1).ToList(); //first target
writtenLines.Count().Should().Be(1);
writtenLines[0].Should().Be("first line to #1");
writtenLines = WrittenLines(target2).ToList(); //second target
writtenLines.Count().Should().Be(0);
writtenLines = WrittenLines(target3).ToList(); //third target
writtenLines.Count().Should().Be(1);
writtenLines[0].Should().Be(string.Empty);
}
public void SendNextLine_NotAllTargetsUsed_CorrectDataWritten()
{
//arrange
int target1 = 1;
int target2 = 2;
int target3 = 3;
var dispenser = LineDispenserCreator.CreateLineDispenser(new StringWriter[] { _writers[0], _writers[1], _writers[2] }, KindOfTextData.Raw, false, null, null);
//act
dispenser.SendNextLine("first line to #1".ToExternalTuple(target1));
dispenser.SendNextLine(string.Empty.ToExternalTuple(target1));
dispenser.SendNextLine("third line to #1".ToExternalTuple(target1));
dispenser.SendNextLine(Tuple.Create <ExternalLine, int>(null, target2));
dispenser.SendNextLine(Tuple.Create <ExternalLine, int>(null, target1));
//assert
var writtenLines = WrittenLines(target1).ToList(); //first target
writtenLines.Count().Should().Be(4);
writtenLines[0].Should().Be("first line to #1");
writtenLines[1].Should().Be(string.Empty);
writtenLines[2].Should().Be("third line to #1");
writtenLines[3].Should().Be(string.Empty);
writtenLines = WrittenLines(target2).ToList(); //second target
writtenLines.Count().Should().Be(1);
writtenLines[0].Should().Be(string.Empty);
writtenLines = WrittenLines(target3).ToList(); //third target
writtenLines.Count().Should().Be(0);
}
public void SendNextLine_SegmentsTo2X12Targets_CorrectDataWritten()
{
//arrange
int target1 = 1;
int target2 = 2;
var dispenser = LineDispenserCreator.CreateLineDispenser(new StringWriter[] { _writers[0], _writers[1], _writers[2] }, KindOfTextData.X12, false, new Lazy <string>(() => "~"), null);
//act
dispenser.SendNextLine("first segment to #2".ToExternalTuple(target2));
dispenser.SendNextLine("first segment to #1".ToExternalTuple(target1));
dispenser.SendNextLine(string.Empty.ToExternalTuple(target1));
dispenser.SendNextLine("third segment to #1".ToExternalTuple(target1));
dispenser.SendNextLine("second segment to #2".ToExternalTuple(target2));
dispenser.SendNextLine("third segment to #2".ToExternalTuple(target2));
dispenser.SendNextLine(Tuple.Create <ExternalLine, int>(null, target1));
dispenser.SendNextLine("fourth segment to #2".ToExternalTuple(target2));
dispenser.SendNextLine(null); //end-of-data - this null is not forwarded to any target
//assert
var writtenLines = WrittenLines(target1).ToList(); //first target
writtenLines.Count().Should().Be(1); //all segments in a single line
writtenLines[0].Should().Be("first segment to #1~~third segment to #1~~");
writtenLines = WrittenLines(target2).ToList(); //second target
writtenLines.Count().Should().Be(1); //all segments in a single line
writtenLines[0].Should().Be("first segment to #2~second segment to #2~third segment to #2~fourth segment to #2~");
}
public void SendNextLine_2LinesToSingleTarget_CorrectDataWritten()
{
//arrange
int target1 = 1;
var dispenser = LineDispenserCreator.CreateLineDispenser(Enumerable.Repeat(_writers[0], 1), KindOfTextData.Raw, false, null, null); //only the first of the 3 writers is used in this test
//act
dispenser.SendNextLine("first line".ToExternalTuple(target1));
dispenser.SendNextLine("second line".ToExternalTuple(target1));
//assert
var writtenLines = WrittenLines(target1).ToList();
writtenLines.Count().Should().Be(2);
writtenLines[0].Should().Be("first line");
writtenLines[1].Should().Be("second line");
}
public void SendNextLine_VariousLinesToManyTargets_CorrectDataWritten()
{
//arrange
int target1 = 1;
int target2 = 2;
int target3 = 3;
var dispenser = LineDispenserCreator.CreateLineDispenser(new StringWriter[] { _writers[0], _writers[1], _writers[2] }, KindOfTextData.Raw, false, null, null);
//act
dispenser.SendNextLine("first line to #3".ToExternalTuple(target3));
dispenser.SendNextLine("first line to #1".ToExternalTuple(target1));
dispenser.SendNextLine(string.Empty.ToExternalTuple(target1));
dispenser.SendNextLine("third line to #1".ToExternalTuple(target1));
dispenser.SendNextLine(Tuple.Create <ExternalLine, int>(null, target2));
dispenser.SendNextLine("second line to #2".ToExternalTuple(target2));
dispenser.SendNextLine("third line to #2".ToExternalTuple(target2));
dispenser.SendNextLine(Tuple.Create <ExternalLine, int>(null, target1));
dispenser.SendNextLine("fourth line to #2".ToExternalTuple(target2));
dispenser.SendNextLine(Tuple.Create <ExternalLine, int>(null, target2));
dispenser.SendNextLine("sixth line to #2".ToExternalTuple(target2));
dispenser.SendNextLine(null); //end-of-data - this null is not forwarded to any target
//assert
var writtenLines = WrittenLines(target1).ToList(); //first target
writtenLines.Count().Should().Be(4);
writtenLines[0].Should().Be("first line to #1");
writtenLines[1].Should().Be(string.Empty);
writtenLines[2].Should().Be("third line to #1");
writtenLines[3].Should().Be(string.Empty);
writtenLines = WrittenLines(target2).ToList(); //second target
writtenLines.Count().Should().Be(6);
writtenLines[0].Should().Be(string.Empty);
writtenLines[1].Should().Be("second line to #2");
writtenLines[2].Should().Be("third line to #2");
writtenLines[3].Should().Be("fourth line to #2");
writtenLines[4].Should().Be(string.Empty);
writtenLines[5].Should().Be("sixth line to #2");
writtenLines = WrittenLines(target3).ToList(); //third target
writtenLines.Count().Should().Be(1);
writtenLines[0].Should().Be("first line to #3");
}
public void SendNextLine_2LinesPlusNullsToSingleTarget_CorrectDataWritten()
{
//arrange
int target1 = 1;
var dispenser = LineDispenserCreator.CreateLineDispenser(Enumerable.Repeat(_writers[0], 1), KindOfTextData.Raw, false, null, null); //only the first of the 3 writers is used in this test
//act
dispenser.SendNextLine("first line".ToExternalTuple(target1));
dispenser.SendNextLine("second line".ToExternalTuple(target1));
dispenser.SendNextLine(string.Empty.ToExternalTuple(target1));
dispenser.SendNextLine(Tuple.Create <ExternalLine, int>(null, target1)); //null string sent is indistinguishable from empty string
dispenser.SendNextLine(null); //end-of-data - this null is not forwarded to any target
//assert
var writtenLines = WrittenLines(target1).ToList();
writtenLines.Count().Should().Be(4);
writtenLines[0].Should().Be("first line");
writtenLines[1].Should().Be("second line");
writtenLines[2].Should().Be(string.Empty);
writtenLines[3].Should().Be(string.Empty);
}
