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);
}