+{
+ 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]';
+}
+