This is 0.64

[perl/modules/Variable-Magic.git] / t / 27-local.t

diff --git a/t/27-local.t b/t/27-local.t
index 27dfd8bc2a9556451ac6f001aff0f1e2a76a2d1e..ca557e13d73cf4692e897bb39f68d356a09131df 100644 (file)
--- a/t/27-local.t
+++ b/t/27-local.t
@@ -5,25 +5,69 @@ use warnings;
 
 use Test::More;
 
-use Variable::Magic qw/wizard cast MGf_LOCAL/;
+use Variable::Magic qw<wizard cast getdata MGf_LOCAL>;
 
 if (MGf_LOCAL) {
- plan tests => 5;
+ plan tests => 2 * 3 + 1 + (2 + 2 * 7) + 1;
 } else {
  plan skip_all => 'No local magic for this perl';
 }
 
-my $c = 0;
-my $wiz = wizard 'local' => sub { ++$c };
-is($c, 0, 'local : create wizard');
+use lib 't/lib';
+use Variable::Magic::TestWatcher;
 
-local $a = int rand 1000;
-my $res = cast $a, $wiz;
-ok($res,  'local : cast succeeded');
-is($c, 0, 'local : cast didn\'t triggered the callback');
+my $wiz = init_watcher 'local', 'local';
+
+our $a = int rand 1000;
+
+my $res = watch { cast $a, $wiz } { }, 'cast';
+ok $res, 'local: cast succeeded';
+
+watch { local $a } { local => 1 }, 'localized';
 
 {
- local $a;
- is($c, 1, 'local : localized');
+ local $@;
+
+ my $w1 = eval { wizard local => \undef, data => sub { 'w1' } };
+ is $@, '', 'local: noop wizard creation does not croak';
+ my $w2 = eval { wizard data => sub { 'w2' } };
+ is $@, '', 'local: dummy wizard creation does not croak';
+
+ {
+  our $u;
+  eval { cast $u, $w1 };
+  is $@,               '',   'local: noop magic (first) cast does not croak';
+  is getdata($u, $w1), 'w1', 'local: noop magic (first) cast succeeded';
+  eval { cast $u, $w2 };
+  is $@,               '',   'local: dummy magic (second) cast does not croak';
+  is getdata($u, $w2), 'w2', 'local: dummy magic (second) cast succeeded';
+  my ($z1, $z2);
+  eval {
+   local $u = '';
+   $z1 = getdata $u, $w1;
+   $z2 = getdata $u, $w2;
+  };
+  is $@, '',     'local: noop/dummy magic invocation does not croak';
+  is $z1, undef, 'local: noop magic (first) prevented magic copy';
+  is $z2, 'w2',  'local: dummy magic (second) was copied';
+ }
+
+ {
+  our $v;
+  eval { cast $v, $w2 };
+  is $@,               '',   'local: dummy magic (first) cast does not croak';
+  is getdata($v, $w2), 'w2', 'local: dummy magic (first) cast succeeded';
+  eval { cast $v, $w1 };
+  is $@,               '',   'local: noop magic (second) cast does not croak';
+  is getdata($v, $w1), 'w1', 'local: noop magic (second) cast succeeded';
+  my ($z1, $z2);
+  eval {
+   local $v = '';
+   $z1 = getdata $v, $w1;
+   $z2 = getdata $v, $w2;
+  };
+  is $@, '',     'local: dummy/noop magic invocation does not croak';
+  is $z2, 'w2',  'local: dummy magic (first) was copied';
+  is $z1, undef, 'local: noop magic (second) prevented magic copy';
+ }
 }
-is($c, 1, 'local : end of local scope');