X-Git-Url: http://git.vpit.fr/?a=blobdiff_plain;f=t%2F20-localize-target.t;h=40d8f65b160c171afe5cf0d0bcd32e66f32af482;hb=f1d34eeb61ec676615d9aafe69110af9b0dc302a;hp=726a588d156763797c0f3523ae2556b305dcb14f;hpb=df7ce62096b3b482fc1a0064d6466ddc8907bd66;p=perl%2Fmodules%2FScope-Upper.git

diff --git a/t/20-localize-target.t b/t/20-localize-target.t
index 726a588..40d8f65 100644
--- a/t/20-localize-target.t
+++ b/t/20-localize-target.t
@@ -3,7 +3,7 @@
 use strict;
 use warnings;
 
-use Test::More tests => 50;
+use Test::More tests => 61 + 4;
 
 use Scope::Upper qw/localize UP HERE/;
 
@@ -66,7 +66,7 @@ undef *x;
 
 SKIP:
 {
- skip 'Can\'t localize through a reference in 5.6' => 2 if $] < 5.008;
+ skip 'Can\'t localize through a reference before 5.8.1' => 2 if $] < 5.008001;
  eval q{
   no strict 'refs';
   local ${''} = 9;
@@ -80,7 +80,7 @@ SKIP:
 
 SKIP:
 {
- skip 'Can\'t localize through a reference in 5.6' => 2 if $] < 5.008;
+ skip 'Can\'t localize through a reference before 5.8.1' => 2 if $] < 5.008001;
  eval q{
   no strict 'refs';
   local ${''} = 10;
@@ -254,3 +254,66 @@ my $xh = { a => 5, c => 7 };
  }
  is foo(), 8, 'localize "&foo", sub { 8 } => UP [ok]';
 }
+
+{
+ local *foo = sub { 'a' };
+ {
+  {
+   localize *foo, sub { 'b' } => UP;
+   is foo(), 'a', 'localize *foo, sub { "b" } => UP [not yet 1]';
+   {
+    no warnings 'redefine';
+    local *foo = sub { 'c' };
+    is foo(), 'c', 'localize *foo, sub { "b" } => UP [localized 1]';
+   }
+   is foo(), 'a', 'localize *foo, sub { "b" } => UP [not yet 2]';
+  }
+  is foo(), 'b', 'localize *foo, sub { "b" } => UP [ok 1]';
+  {
+   no warnings 'redefine';
+   local *foo = sub { 'd' };
+   is foo(), 'd', 'localize *foo, sub { "b" } => UP [localized 2]';
+  }
+  is foo(), 'b', 'localize *foo, sub { "b" } => UP [ok 2]';
+ }
+ is foo(), 'a', 'localize *foo, sub { "b" } => UP [end]';
+}
+
+{
+ local *foo = sub { 'x' };
+ {
+  {
+   localize *foo, sub { 'y' } => UP;
+   is foo(), 'x', 'localize *foo, sub { "y" } => UP [not yet]';
+  }
+  is foo(), 'y', 'localize *foo, sub { "y" } => UP [ok]';
+  no warnings 'redefine';
+  *foo = sub { 'z' };
+  is foo(), 'z', 'localize *foo, sub { "y" } => UP [replaced]';
+ }
+ is foo(), 'x', 'localize *foo, sub { "y" } => UP [end]';
+}
+
+# Invalid
+
+sub invalid_ref { qr/^Invalid \Q$_[0]\E reference as the localization target/ }
+
+{
+ eval { localize \1, 0 => HERE };
+ like $@, invalid_ref('SCALAR'), 'invalid localize \1, 0 => HERE';
+}
+
+{
+ eval { localize [ ], 0 => HERE };
+ like $@, invalid_ref('ARRAY'),  'invalid localize [ ], 0 => HERE';
+}
+
+{
+ eval { localize { }, 0 => HERE };
+ like $@, invalid_ref('HASH'),   'invalid localize { }, 0 => HERE';
+}
+
+{
+ eval { localize sub { }, 0 => HERE };
+ like $@, invalid_ref('CODE'),   'invalid localize sub { }, 0 => HERE';
+}