Fixed #9, now create empty unwritable folder in test

t/pcapCli.t

@@ -2,8 +2,9 @@ use strict;
 use Test::More;
 use Test::Fatal;
 use File::Spec;
-use File::Path qw(remove_tree);
+use File::Path qw(make_path remove_tree);
 use Try::Tiny qw(try catch finally);
+use Fcntl qw( :mode );
 
 use constant MODULE => 'PCAP::Cli';
 
@@ -12,6 +13,7 @@ use_ok(MODULE);
 use FindBin qw($Bin);
 my $test_data = "$Bin/../testData";
 
+
 subtest 'file_for_reading' => sub {
   is(exception{ PCAP::Cli::file_for_reading('test', undef) }
       , qq{Option 'test' has not been defined.\n}
@@ -35,16 +37,19 @@ subtest 'out_dir_check' => sub {
   is(exception{ PCAP::Cli::out_dir_check('test', undef) }
       , qq{Option 'test' has not been defined.\n}
       , 'Fail when no path provided');
-  like(exception{ PCAP::Cli::out_dir_check('test', File::Spec->catfile($test_data, 'nonWritableDir')) }
-      , qr/Option 'test' points to an existing WRITE PROTECTED directory:/m
-      , 'Fail when pointed to non-writable area');
   like(exception{ PCAP::Cli::out_dir_check('test', File::Spec->catfile($test_data, 'data.file')) }
       , qr/Option 'test' points to an existing entity \(not a directory\):/m
       , 'Fail when pointed to file');
 
   my $tmp_dir = File::Spec->catdir($test_data, 'test_folder');
+  my $non_write = File::Spec->catfile($test_data, 'nonWritableDir');
   # need to ensure folder is removed
   try {
+    make_path($non_write);
+    chmod S_IRUSR, $non_write;
+    like(exception{ PCAP::Cli::out_dir_check('test', $non_write) }
+        , qr/Option 'test' points to an existing WRITE PROTECTED directory:/m
+        , 'Fail when pointed to non-writable area');
     is(PCAP::Cli::out_dir_check('test', $tmp_dir), $tmp_dir, 'Success when able to create directory');
     is(PCAP::Cli::out_dir_check('test', $tmp_dir), $tmp_dir, 'Success when directory exists and writable');
     ok((chmod 0400, $tmp_dir), 'make test folder readonly for next test');
@@ -58,8 +63,14 @@ subtest 'out_dir_check' => sub {
 
   } catch{ }
   finally {
-    chmod 0700, $tmp_dir; # if it don't work it's knackered anyway
-    remove_tree($tmp_dir) if(-e $tmp_dir);
+    if(-e $tmp_dir) {
+      chmod S_IRWXU, $tmp_dir; # if it don't work it's knackered anyway
+      remove_tree($tmp_dir);
+    }
+    if(-e $non_write) {
+      chmod S_IRWXU, $non_write;
+      remove_tree($non_write);
+    }
   };
 };