[RFC PATCH v2 05/17] tests: enable strictness for perl scripts

[Christian Göttsche <cgoettsche@xxxxxxxxxxxxx>]

From: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>

Signed-off-by: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
---
 tests/loop.pl        |  9 ++++++---
 tests/nfsruntests.pl |  6 +++++-
 tests/runtests.pl    | 16 ++++++++++------
 3 files changed, 21 insertions(+), 10 deletions(-)

diff --git a/tests/loop.pl b/tests/loop.pl
index f5bf6ba..2c97b77 100644
--- a/tests/loop.pl
+++ b/tests/loop.pl
@@ -1,12 +1,15 @@
 #!/usr/bin/perl
 
-$count = shift || 1;
+use strict;
+use warnings;
+
+my $count = shift || 1;
 
 print "Running all tests $count times\n";
 
-for ( $i = 0 ; $i < $count ; $i++ ) {
+for ( my $i = 0 ; $i < $count ; $i++ ) {
     print "$i: ";
-    $foo = `./runtests.pl`;
+    my $foo = `./runtests.pl`;
     if ( $foo =~ m|All tests successful.\n| ) {
         print $';
     }
diff --git a/tests/nfsruntests.pl b/tests/nfsruntests.pl
index c3f0626..fa4e23a 100755
--- a/tests/nfsruntests.pl
+++ b/tests/nfsruntests.pl
@@ -1,5 +1,9 @@
 #!/usr/bin/perl
+
+use strict;
+use warnings;
+
 use Test::Harness;
 
-@test = "$ARGV[0]";
+my @test = "$ARGV[0]";
 runtests(@test);
diff --git a/tests/runtests.pl b/tests/runtests.pl
index a2ed7ea..7654a82 100755
--- a/tests/runtests.pl
+++ b/tests/runtests.pl
@@ -1,20 +1,24 @@
 #!/usr/bin/perl
 
+use strict;
+use warnings;
+
 use Test::Harness;
 
-@dirs = split( / /, $ENV{SUBDIRS} );
+my @dirs    = split( / /, $ENV{SUBDIRS} );
+my @scripts = ();
 
 for (@dirs) {
     push @scripts, "$_/test";
 }
 
-$output = `id`;
+my $output = `id`;
 $output =~ /uid=\d+\((\w+)\).*context=(\w+):(\w+):(\w+)/
   || die("Can't determine user's id\n");
-$unixuser = $1;
-$user     = $2;
-$role     = $3;
-$type     = $4;
+my $unixuser = $1;
+my $user     = $2;
+my $role     = $3;
+my $type     = $4;
 
 print "Running as user $unixuser with context $2:$3:$4\n\n";
 
-- 
2.47.1