private static void TestConsoleOut()
{
var mov = new MovingMemoryStream(400);
var writer = new StreamWriter(mov)
{
AutoFlush = true
};
var reader = new StreamReader(mov);
var longstring = new string('a', 1500);
writer.Write("B");
writer.WriteLine("L");
writer.WriteLine(longstring);
writer.WriteLine("Hello");
writer.WriteLine("Devedse");
writer.WriteLine("Test");
int i = 0;
string line;
while ((line = reader.ReadLine()) != null)
{
Console.WriteLine($"{i}: {line}");
i++;
}
Console.WriteLine();
}
private void MovingMemoryHelper(int streamWriterBufferSize, int streamReaderBufferSize, int movingMemoryStreamBufferSize, params string[] stringsToTest)
{
//Arrange
var mov = new MovingMemoryStream(movingMemoryStreamBufferSize);
var writer = new StreamWriter(mov, bufferSize: streamWriterBufferSize)
{
AutoFlush = true
};
var reader = new StreamReader(mov, bufferSize: streamReaderBufferSize);
//Act
foreach (var s in stringsToTest)
{
writer.WriteLine(s);
}
//Assert
foreach (var s in stringsToTest)
{
var line = reader.ReadLine();
Assert.Equal(s, line);
}
Assert.Null(reader.ReadLine());
}
private void CustomTestSet(int streamWriterBufferSize, int streamReaderBufferSize, int movingMemoryStreamBufferSize)
{
//Arrange
var mov = new MovingMemoryStream(movingMemoryStreamBufferSize);
var writer = new StreamWriter(mov, bufferSize: streamWriterBufferSize)
{
AutoFlush = true
};
var reader = new StreamReader(mov, bufferSize: streamReaderBufferSize);
//Act and Assert
writer.Write("H");
writer.WriteLine("ello");
writer.WriteLine("Bye");
Assert.Equal("Hello", reader.ReadLine());
Assert.Equal("Bye", reader.ReadLine());
Assert.Null(reader.ReadLine());
writer.Write("Mic");
writer.Write("roso");
writer.Write("ft");
writer.WriteLine(" Windows");
Assert.Equal("Microsoft Windows", reader.ReadLine());
}
public void RedirectsConsoleOutput()
{
var originalOutWriter = Console.Out;
try
{
var originalOut = Console.OpenStandardOutput();
var movingMemoryStream = new MovingMemoryStream();
var multiOut = new MultiStream(originalOut, movingMemoryStream);
var writer = new StreamWriter(multiOut)
{
AutoFlush = true
};
Console.SetOut(writer);
Console.WriteLine("Test");
var reader = new StreamReader(movingMemoryStream);
var line1 = reader.ReadLine();
Assert.Equal("Test", line1);
}
finally
{
Console.SetOut(originalOutWriter);
}
}
