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diff --git a/t/check_stuff.pl b/t/check_stuff.pl
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+#!/usr/local/bin/perl
+
+###  check_stuff.pl
+
+# an example Nagios plugin using the Nagios::Plugin modules.  
+
+# Originally by Nathan Vonnahme, n8v at users dot sourceforge
+# dot net, July 19 2006
+
+# Please modify to your heart's content and use as the basis for all
+# the really cool Nagios monitoring scripts you're going to create.
+# You rock.  
+
+# $Id$
+
+##############################################################################
+# prologue
+use strict;
+use warnings;
+
+use Nagios::Plugin qw(%ERRORS);
+
+use Nagios::Plugin::Getopt;
+
+
+use vars qw($VERSION $PROGNAME  $verbose $warn $critical $timeout $result);
+'$Revision$' =~ /^.*(\d+.\d+) \$$/;  # Use The Revision from RCS/CVS/Subversion
+$VERSION = $1;
+$0 =~ m!^.*/([^/]+)$!;
+$PROGNAME = $1;
+
+# shortname is the identifier this script will give to Nagios.  
+# it's set here to the uppercase program name with file extension removed,
+#  e.g.   check_stuff.pl  ->  CHECK_STUFF
+my $short_name = uc $PROGNAME;
+$short_name =~ s/\.\w+$//;
+
+
+##############################################################################
+# define and get the command line options.
+#   see the command line option guidelines at 
+#   
+
+
+# Instantiate Nagios::Plugin::Getopt object (usage and version are mandatory)
+my $nagopts = Nagios::Plugin::Getopt->new(
+    usage => "Usage: %s [ -v|--verbose ]  [-H <host>] [-t <timeout>]
+    [ -c|--critical=<critical threshold> ] 
+    [ -w|--warning=<warning threshold> ]  
+    [ -r|--result = <INTEGER> ]",
+    version => $VERSION,
+    blurb => 'This plugin is an example of a Nagios plugin written in Perl using the Nagios::Plugin modules.  It will generate a random integer between 1 and 20 (though you can specify the number with the -n option for testing), and will output OK, WARNING or CRITICAL if the resulting number is outside the specified thresholds.', 
+
+        extra => qq{
+
+THRESHOLDs for -w and -c are specified 'min:max' or 'min:' or ':max'
+(or 'max'). If specified '\@min:max', a warning status will be generated
+if the count *is* inside the specified range.
+
+See more threshold examples at
+  http://nagiosplug.sourceforge.net/developer-guidelines.html#THRESHOLDFORMAT
+
+Examples:
+
+ $PROGNAME -w 10 -c 18
+    Returns a warning if the resulting number is greater than 10, or a
+    critical error if it is greater than 18.
+
+ $PROGNAME -w 10: -c 4:
+        Returns a warning if the resulting number is less than 10, or a
+        critical error if it is less than 4.
+
+
+}
+
+);
+
+
+# Define and document the valid command line options
+# usage, help, version, timeout and verbose are defined by default.
+
+$nagopts->arg(
+        spec => 'warning|w=s',
+
+        help => 
+qq{-w, --warning=INTEGER:INTEGER
+   Minimum and maximum number of allowable result, outside of which a
+   warning will be generated.  If omitted, no warning is generated.},
+
+#       required => 1,
+#       default => 10,
+);
+
+$nagopts->arg(
+        spec => 'critical|c=s',
+        help => 
+qq{-c, --critical=INTEGER:INTEGER
+   Minimum and maximum number of the generated result, outside of
+   which a critical will be generated. If omitted, a critical is
+   generated if no processes are running.},
+
+);
+
+$nagopts->arg(
+        spec => 'result|r=f',
+        help => 
+qq{-r, --result=INTEGER
+   Specify the result on the command line rather than generating a
+   random number.  For testing.},
+);
+
+# Parse arguments and process standard ones (e.g. usage, help, version)
+$nagopts->getopts;
+
+
+my $p = Nagios::Plugin->new;
+
+$p->shortname($short_name);
+
+
+# sanity checking on command line options
+if ( (defined $nagopts->result) && ($nagopts->result < 0 || $nagopts->result > 20) )  {
+    $p->die( 
+                return_code => $ERRORS{UNKNOWN}, 
+                message => 'invalid number supplied for the -r option'
+             );
+}
+
+unless ( defined $nagopts->warning || defined $nagopts->critical ) {
+        $p->die( 
+                         return_code => $ERRORS{UNKNOWN}, 
+                         message => "you didn't supply a threshold argument" 
+                         );
+}
+
+##############################################################################
+# define a Nagios::Threshold object based on the command line options
+my $t = $p->set_thresholds( warning => $nagopts->warning, critical => $nagopts->critical );
+
+
+##############################################################################
+# check stuff.
+
+# THIS is where you'd do your actual checking to get a real value for $result
+#  don't forget to timeout after $nagopts->timeout seconds, if applicable.
+my $result;
+if (defined $nagopts->result) {
+    $result = $nagopts->result;
+    print "using supplied result $result from command line\n" if $nagopts->verbose;
+}
+else {
+    $result = int rand(20)+1;
+    print "generated random result $result\n" if $nagopts->verbose;
+}
+
+print "status of result ($result) is ", $t->get_status($result), "\n"  
+    if $nagopts->verbose;
+
+
+
+
+##############################################################################
+# output the result and exit
+$p->die( 
+         return_code => $t->get_status($result), 
+         message => "sample result was $result" 
+);
+