public void Parser_UnrecognizedArguments()
{
CommandLineParser parser;
IEnumerable <ArgumentInstance> instances;
TestLogger logger;
var args = new string[] { "/a:XXX", "/unrecognized" };
var d1 = new ArgumentDescriptor("id1", new string[] { "/a:" }, true, "desc1", false);
// 1. Don't allow unrecognized
parser = new CommandLineParser(new ArgumentDescriptor[] { d1 }, false);
logger = CheckProcessingFails(parser, args);
logger.AssertSingleErrorExists("/unrecognized");
logger.AssertErrorsLogged(1);
// 2. Allow unrecognized
parser = new CommandLineParser(new ArgumentDescriptor[] { d1 }, true);
logger = new TestLogger();
instances = CheckProcessingSucceeds(parser, logger, args);
AssertExpectedValue("id1", "XXX", instances);
AssertExpectedInstancesCount(1, instances);
logger.AssertMessagesLogged(0); // expecting unrecognized arguments to be ignored silently
}