use strict;
use warnings;
-use Test::More tests => 50;
+use Test::More tests => 70 + 2 * 5 + 4;
-use Scope::Upper qw/localize/;
+use Scope::Upper qw<localize UP HERE>;
# Scalars
{
local $x = 2;
{
- localize *x, \1, 0;
- is $x, 1, 'localize *x, \1, 0 [ok]';
+ localize *x, \1 => HERE;
+ is $x, 1, 'localize *x, \1 => HERE [ok]';
}
- is $x, 2, 'localize *x, \1, 0 [end]';
+ is $x, 2, 'localize *x, \1 => HERE [end]';
}
sub _t { shift->{t} }
{
local $x;
{
- localize *x, \bless({ t => 1 }, 'main'), 0;
- is ref($x), 'main', 'localize *x, obj, 0 [ref]';
- is $x->_t, 1, 'localize *x, obj, 0 [meth]';
+ localize *x, \bless({ t => 1 }, 'main') => HERE;
+ is ref($x), 'main', 'localize *x, obj => HERE [ref]';
+ is $x->_t, 1, 'localize *x, obj => HERE [meth]';
}
- is $x, undef, 'localize *x, obj, 0 [end]';
+ is $x, undef, 'localize *x, obj => HERE [end]';
}
+our $y;
+
{
- local $x = 2;
+ local $x = 1;
+ local $y = 2;
{
- local $x = 3;
- localize *x, 1, 0;
- is $x, undef, 'localize *x, 1, 0 [ok]';
+ local $y = 3;
+ localize *x, 'y' => HERE;
+ is $x, 3, "localize *x, 'y' => HERE [ok]";
}
- is $x, $] < 5.008009 ? undef : 2, 'localize *x, 1, 0 [end]';
+ is $x, 1, "localize *x, 'y' => HERE [end]";
}
undef *x;
{
local $x = 7;
{
- localize '$x', 2, 0;
- is $x, 2, 'localize "$x", 2, 0 [ok]';
+ localize '$x', 2 => HERE;
+ is $x, 2, 'localize "$x", 2 => HERE [ok]';
}
- is $x, 7, 'localize "$x", 2, 0 [end]';
+ is $x, 7, 'localize "$x", 2 => HERE [end]';
}
{
local $x = 8;
{
- localize ' $x', 3, 0;
- is $x, 3, 'localize " $x", 3, 0 [ok]';
+ localize ' $x', 3 => HERE;
+ is $x, 3, 'localize " $x", 3 => HERE [ok]';
}
- is $x, 8, 'localize " $x", 3, 0 [end]';
+ is $x, 8, 'localize " $x", 3 => HERE [end]';
}
SKIP:
{
- skip 'Can\'t localize through a reference in 5.6' => 2 if $] < 5.008;
+ skip 'Can\'t localize through a reference before 5.8.1' => 2
+ if "$]" < 5.008_001;
eval q{
no strict 'refs';
local ${''} = 9;
{
- localize '$', 4, 0;
- is ${''}, 4, 'localize "$", 4, 0 [ok]';
+ localize '$', 4 => HERE;
+ is ${''}, 4, 'localize "$", 4 => HERE [ok]';
}
- is ${''}, 9, 'localize "$", 4, 0 [end]';
+ is ${''}, 9, 'localize "$", 4 => HERE [end]';
};
}
SKIP:
{
- skip 'Can\'t localize through a reference in 5.6' => 2 if $] < 5.008;
+ skip 'Can\'t localize through a reference before 5.8.1' => 2
+ if "$]" < 5.008_001;
eval q{
no strict 'refs';
local ${''} = 10;
{
- localize '', 5, 0;
- is ${''}, 5, 'localize "", 4, 0 [ok]';
+ localize '', 5 => HERE;
+ is ${''}, 5, 'localize "", 4 => HERE [ok]';
}
- is ${''}, 10, 'localize "", 4, 0 [end]';
+ is ${''}, 10, 'localize "", 4 => HERE [end]';
};
}
{
local $x = 2;
{
- localize 'x', \1, 0;
- is $x, 1, 'localize "x", \1, 0 [ok]';
+ localize 'x', \1 => HERE;
+ is $x, 1, 'localize "x", \1 => HERE [ok]';
}
- is $x, 2, 'localize "x", \1, 0 [end]';
+ is $x, 2, 'localize "x", \1 => HERE [end]';
}
{
local $x = 4;
{
- localize 'x', 3, 0;
- is $x, 3, 'localize "x", 3, 0 [ok]';
+ localize 'x', 3 => HERE;
+ is $x, 3, 'localize "x", 3 => HERE [ok]';
}
- is $x, 4, 'localize "x", 3, 0 [end]';
+ is $x, 4, 'localize "x", 3 => HERE [end]';
}
{
local $x;
{
- localize 'x', bless({ t => 2 }, 'main'), 0;
- is ref($x), 'main', 'localize "x", obj, 0 [ref]';
- is $x->_t, 2, 'localize "x", obj, 0 [meth]';
+ localize 'x', bless({ t => 2 }, 'main') => HERE;
+ is ref($x), 'main', 'localize "x", obj => HERE [ref]';
+ is $x->_t, 2, 'localize "x", obj => HERE [meth]';
}
- is $x, undef, 'localize "x", obj, 0 [end]';
+ is $x, undef, 'localize "x", obj => HERE [end]';
}
sub callthrough (*$) {
$val = eval "\\$val";
}
local $x = 'x';
- localize $what, $val, 1;
+ localize $what, $val => UP;
is $x, 'x', 'localize callthrough [not yet]';
}
{
local @a = (4 .. 6);
{
- localize *a, $xa, 0;
- is_deeply \@a, $xa, 'localize *a, [ ], 0 [ok]';
+ localize *a, $xa => HERE;
+ is_deeply \@a, $xa, 'localize *a, [ ] => HERE [ok]';
}
- is_deeply \@a, [ 4 .. 6 ], 'localize *a, [ ], 0 [end]';
+ is_deeply \@a, [ 4 .. 6 ], 'localize *a, [ ] => HERE [end]';
}
{
{
local @a = (5 .. 7);
{
- localize *a, $xa, 1;
- is_deeply \@a, [ 5 .. 7 ], 'localize *a, [ ], 1 [not yet]';
+ localize *a, $xa => UP;
+ is_deeply \@a, [ 5 .. 7 ], 'localize *a, [ ] => UP [not yet]';
}
- is_deeply \@a, $xa, 'localize *a, [ ], 1 [ok]';
+ is_deeply \@a, $xa, 'localize *a, [ ] => UP [ok]';
}
- is_deeply \@a, [ 4 .. 6 ], 'localize *a, [ ], 1 [end]';
+ is_deeply \@a, [ 4 .. 6 ], 'localize *a, [ ] => UP [end]';
}
# Hashes
{
local %h = (a => 1, b => 2);
{
- localize *h, $xh, 0;
- is_deeply \%h, $xh, 'localize *h, { }, 0 [ok]';
+ localize *h, $xh => HERE;
+ is_deeply \%h, $xh, 'localize *h, { } => HERE [ok]';
}
- is_deeply \%h, { a => 1, b => 2 }, 'localize *h, { }, 0 [end]';
+ is_deeply \%h, { a => 1, b => 2 }, 'localize *h, { } => HERE [end]';
}
{
{
local %h = (b => 3, c => 4);
{
- localize *h, $xh, 1;
- is_deeply \%h, { b => 3, c => 4 }, 'localize *h, { }, 1 [not yet]';
+ localize *h, $xh => UP;
+ is_deeply \%h, { b => 3, c => 4 }, 'localize *h, { } => UP [not yet]';
}
- is_deeply \%h, $xh, 'localize *h, { }, 1 [ok]';
+ is_deeply \%h, $xh, 'localize *h, { } => UP [ok]';
}
- is_deeply \%h, { a => 1, b => 2 }, 'localize *h, { }, 1 [end]';
+ is_deeply \%h, { a => 1, b => 2 }, 'localize *h, { } => UP [end]';
}
# Code
{
local *foo = sub { 7 };
{
- localize *foo, sub { 6 }, 1;
- is foo(), 7, 'localize *foo, sub { 6 }, 1 [not yet]';
+ localize *foo, sub { 6 } => UP;
+ is foo(), 7, 'localize *foo, sub { 6 } => UP [not yet]';
}
- is foo(), 6, 'localize *foo, sub { 6 }, 1 [ok]';
+ is foo(), 6, 'localize *foo, sub { 6 } => UP [ok]';
}
{
local *foo = sub { 9 };
{
- localize '&foo', sub { 8 }, 1;
- is foo(), 9, 'localize "&foo", sub { 8 }, 1 [not yet]';
+ localize '&foo', sub { 8 } => UP;
+ is foo(), 9, 'localize "&foo", sub { 8 } => UP [not yet]';
+ }
+ 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]';
+}
+
+sub X::foo { 'X::foo' }
+
+{
+ {
+ {
+ localize 'X::foo', sub { 'X::foo 2' } => UP;
+ is(X->foo, 'X::foo', 'localize "X::foo", sub { "X::foo 2" } => UP [not yet]')
+ }
+ is(X->foo, 'X::foo 2', 'localize "X::foo", sub { "X::foo 2" } => UP [ok]');
+ }
+ is(X->foo, 'X::foo', 'localize "X::foo", sub { "X::foo 2" } => UP [end]');
+}
+
+@Y::ISA = 'X';
+
+{
+ {
+ {
+ localize 'X::foo', sub { 'X::foo 3' } => UP;
+ is(Y->foo, 'X::foo', 'localize "X::foo", sub { "X::foo 3" } => UP [not yet]')
+ }
+ is(Y->foo, 'X::foo 3', 'localize "X::foo", sub { "X::foo 3" } => UP [ok]');
}
- is foo(), 8, 'localize "&foo", sub { 8 }, 1 [ok]';
+ is(Y->foo, 'X::foo', 'localize "X::foo", sub { "X::foo 2" } => UP [end]');
+}
+
+{
+ {
+ {
+ localize 'Y::foo', sub { 'Y::foo' } => UP;
+ is(Y->foo, 'X::foo', 'localize "Y::foo", sub { "Y::foo" } => UP [not yet]');
+ }
+ is(Y->foo, 'Y::foo', 'localize "Y::foo", sub { "Y::foo" } => UP [ok]');
+ }
+ is(Y->foo, 'X::foo', 'localize "Y::foo", sub { "Y::foo" } => UP [end]');
+}
+
+# Import
+
+sub is_imported {
+ my ($pkg, $sig, $val) = @_;
+ my $exp = $sig eq '$' ? \$val : $val;
+ my $var = 'daffodil'; # don't use 'x' or eval will capture $main::x
+ my $spec = $sig . $pkg . '::' . $var;
+ localize $spec, $val => HERE;
+ {
+ my $desc = "localize imported ${sig}${var} to $val";
+ my $got = eval "package $pkg; \\${sig}${var}";
+ if ($@) {
+ fail "$desc test did not compile: $@";
+ } else {
+ is_deeply $got, $exp, $desc;
+ }
+ }
+ {
+ my $desc = "localize defined ${sig}${var} to $val";
+ my $got = eval "\\${sig}${pkg}::${var}";
+ if ($@) {
+ fail "$desc test did not compile: $@";
+ } else {
+ is_deeply $got, $exp, $desc;
+ }
+ }
+}
+
+{
+ is_imported 'Scope::Upper::Test::Mock10', '$', 0;
+ is_imported 'Scope::Upper::Test::Mock11', '$', \1;
+ is_imported 'Scope::Upper::Test::Mock12', '@', [ 2, 3 ];
+ is_imported 'Scope::Upper::Test::Mock13', '%', { a => 4 };
+ is_imported 'Scope::Upper::Test::Mock14', '&', sub { 5 };
+}
+
+# Invalid
+
+sub invalid_ref { qr/^Invalid \Q$_[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';
}
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