+=head2 num_messages_sent
+
+ $SD_SIZE = num_messages_sent($SD_SIZE,2,$sendmail_dir,'2 messages have been sent properly');
+
+Tests to make sure that at least a certain number of messages have
+been sent since the last time this command was run. Usefull to test to
+make sure that mail has been sent.
+
+=cut
+
+sub num_messages_sent {
+ my ($prev_size,$num_messages,$sendmail_dir,$test_name) = @_;
+ my $cur_size = dirsize($sendmail_dir);
+ ## print STDERR "sendmail: $sendmail_dir, want: $num_messages,
+ ## size: $cur_size, prev_size: $prev_size\n";
+ ok($cur_size-$prev_size >= $num_messages, $test_name);
+ return $cur_size;
+}
+