public bool streamTests(
DbSystem dbSystem)
{
IStream bufferStream;
IStream encoderStream;
IStream decoderStream;
OStream fileOStream;
Stream s;
StreamReader sr;
string sFileData;
beginTest("Creating IStream from buffer");
try
{
bufferStream = dbSystem.openBufferIStream(TEST_STREAM_STRING);
}
catch (XFlaimException ex)
{
endTest(false, ex, "calling openBufferIStream");
return(false);
}
endTest(false, true);
beginTest("Creating base 64 encoder stream");
try
{
encoderStream = dbSystem.openBase64Encoder(bufferStream, true);
}
catch (XFlaimException ex)
{
endTest(false, ex, "calling openBase64Encoder");
return(false);
}
endTest(false, true);
beginTest("Creating base 64 decoder stream");
try
{
decoderStream = dbSystem.openBase64Decoder(encoderStream);
}
catch (XFlaimException ex)
{
endTest(false, ex, "calling openBase64Decoder");
return(false);
}
endTest(false, true);
beginTest("Creating file output stream");
try
{
fileOStream = dbSystem.openFileOStream("Output_Stream", true);
}
catch (XFlaimException ex)
{
endTest(false, ex, "calling openFileOStream");
return(false);
}
endTest(false, true);
beginTest("Writing from input stream to output stream");
try
{
dbSystem.writeToOStream(decoderStream, fileOStream);
}
catch (XFlaimException ex)
{
endTest(false, ex, "calling writeToOStream");
return(false);
}
fileOStream.close();
endTest(false, true);
beginTest("Comparing output stream data to original data");
s = File.OpenRead("Output_Stream");
sr = new StreamReader(s);
sFileData = sr.ReadLine();
if (sFileData != TEST_STREAM_STRING)
{
endTest(false, false);
System.Console.WriteLine("Stream data does not match original string");
System.Console.WriteLine("File Data:\n[{0}]", sFileData);
System.Console.WriteLine("Original String:\n[{0}]", TEST_STREAM_STRING);
return(false);
}
endTest(false, true);
return(true);
}