// DESCRIPTION:
// * Tests the numMixer object with the passed state.
// * Pings the numMixer and prints returned values, if it succeeds.
//
// PRECONDITIONS:
// * numMixerObj must not be null.
// * numMixerObj must have a dataset containing the requested parity.
//
// POSTCONDITIONS:
// * numMixer may no longer be active.
static void testParity(numMixer numMixerObj,
numMixer.OutputController parity,
ref StreamWriter sw)
{
if (parity == numMixerObj.getControllerState())
{
writeHeader("PING " + numMixerObj.getControllerStateName(), ref sw);
sw.WriteLine("State change failed (already set).");
}
else
{
numMixerObj.setControllerState(parity);
writeHeader("PING " + numMixerObj.getControllerStateName(), ref sw);
sw.WriteLine("State set to {0}.", numMixerObj.getControllerStateName());
}
}
// DESCRIPTION:
// * Lets the client know how the state of the seerObj has changed.
//
// PRECONDITIONS:
// * seerObj must not be null.
static void pingMixer(numMixer numMixerObj,
numMixer.OutputController parity,
ref StreamWriter sw)
{
testParity(numMixerObj, parity, ref sw);
const int SIZE = 10;
int[] pingedData = new int[SIZE];
if (numMixerObj.ping(ref pingedData))
{
sw.WriteLine("Ping successful ({0} elements requested):", SIZE);
for (int i = 0; i < pingedData.Length; i++)
{
sw.WriteLine(pingedData[i]);
}
}
else
{
sw.WriteLine("Ping failed.");
}
sw.WriteLine("\r\n");
}