[monitoring-plugins] Fix previous check_swap tests

[Lorenz Kästle]

 Module: monitoring-plugins
 Branch: master
 Commit: d27e0862a9e514149d81622a82622d31ab3bee9b
 Author: Lorenz Kästle <12514511+RincewindsHat at users.noreply.github.com>
   Date: Wed Feb 19 11:57:25 2025 +0100
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=d27e0862

Fix previous check_swap tests

---

 plugins/t/check_swap.t | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/plugins/t/check_swap.t b/plugins/t/check_swap.t
index eaa81083..6ef2323d 100644
--- a/plugins/t/check_swap.t
+++ b/plugins/t/check_swap.t
@@ -5,39 +5,41 @@
 #
 
 use strict;
+use warnings;
 use Test::More tests => 14;
 use NPTest;
 
-my $successOutput = '/^SWAP OK - [0-9]+\% free \([0-9]+MiB out of [0-9]+MiB\)/';
-my $failureOutput = '/^SWAP CRITICAL - [0-9]+\% free \([0-9]+MiB out of [0-9]+MiB\)/';
-my $warnOutput    = '/^SWAP WARNING - [0-9]+\% free \([0-9]+MiB out of [0-9]+MiB\)/';
+my $successOutput = '/^OK.* - [0-9]+\% free \([0-9]+MiB out of [0-9]+MiB\)/';
+my $failureOutput = '/^CRITICAL: .*- [0-9]+\% free \([0-9]+MiB out of [0-9]+MiB\)/';
+my $warnOutput    = '/^WARNING: .*- [0-9]+\% free \([0-9]+MiB out of [0-9]+MiB\)/';
 
+my $outputFormat = '--output-format one-line';
 my $result;
 
-$result = NPTest->testCmd( "./check_swap" );					# Always OK
+$result = NPTest->testCmd( "./check_swap $outputFormat" );					# Always OK
 cmp_ok( $result->return_code, "==", 0, "Always OK" );
 like( $result->output, $successOutput, "Right output" );
 
-$result = NPTest->testCmd( "./check_swap -w 1048576 -c 1048576" );		# 1 MB free
+$result = NPTest->testCmd( "./check_swap -w 1048576 -c 1048576 $outputFormat" );		# 1 MB free
 cmp_ok( $result->return_code, "==", 0, "At least 1MB free" );
 like( $result->output, $successOutput, "Right output" );
 
-$result = NPTest->testCmd( "./check_swap -w 1% -c 1%" );			# 1% free
+$result = NPTest->testCmd( "./check_swap -w 1% -c 1% $outputFormat" );			# 1% free
 cmp_ok( $result->return_code, "==", 0, 'At least 1% free' );
 like( $result->output, $successOutput, "Right output" );
 
-$result = NPTest->testCmd( "./check_swap -w 100% -c 100%" );			# 100% (always critical)
+$result = NPTest->testCmd( "./check_swap -w 100% -c 100% $outputFormat" );			# 100% (always critical)
 cmp_ok( $result->return_code, "==", 2, 'Get critical because not 100% free' );
 like( $result->output, $failureOutput, "Right output" );
 
-$result = NPTest->testCmd( "./check_swap -w 100% -c 1%" );			# 100% (always warn)
+$result = NPTest->testCmd( "./check_swap -w 100% -c 1% $outputFormat" );			# 100% (always warn)
 cmp_ok( $result->return_code, "==", 1, 'Get warning because not 100% free' );
 like( $result->output, $warnOutput, "Right output" );
 
-$result = NPTest->testCmd( "./check_swap -w 100%" );				# 100% (single threshold, always warn)
+$result = NPTest->testCmd( "./check_swap -w 100% $outputFormat" );				# 100% (single threshold, always warn)
 cmp_ok( $result->return_code, "==", 1, 'Get warning because not 100% free' );
 like( $result->output, $warnOutput, "Right output" );
 
-$result = NPTest->testCmd( "./check_swap -c 100%" );				# 100% (single threshold, always critical)
+$result = NPTest->testCmd( "./check_swap -c 100% $outputFormat" );				# 100% (single threshold, always critical)
 cmp_ok( $result->return_code, "==", 2, 'Get critical because not 100% free' );
 like( $result->output, $failureOutput, "Right output" );