Get current op information in magic callbacks

[perl/modules/Variable-Magic.git] / t / 14-callbacks.t

diff --git a/t/14-callbacks.t b/t/14-callbacks.t
index e14d5709be01f2da446d27caadf1b663daff5176..eae92fd0ac60c4d27bb899d18242ae56a7d17ca2 100644 (file)
--- a/t/14-callbacks.t
+++ b/t/14-callbacks.t
@@ -3,9 +3,9 @@
 use strict;
 use warnings;
 
-use Test::More tests => 12;
+use Test::More tests => 12 + (2 * 5 + 2 * 6 + 2 * 5);
 
-use Variable::Magic qw/wizard cast/;
+use Variable::Magic qw/wizard cast dispell VMG_OP_INFO_NAME VMG_OP_INFO_OBJECT/;
 
 my $wiz = eval { wizard get => sub { undef } };
 is($@, '',             'wizard creation doesn\'t croak');
@@ -64,3 +64,40 @@ is($@, '', 'caller into callback doesn\'t croak');
 is_deeply(\@callers, [
  ([ 'main', $0, __LINE__-3 ]) x 2,
 ], 'caller into callback into eval returns the right thing');
+
+for ([ 'get', '$c', 'sassign' ], [ 'len', '@c', 'padav' ]) {
+ my ($key, $var, $exp) = @$_;
+
+ for my $op_info (VMG_OP_INFO_NAME, VMG_OP_INFO_OBJECT, 3) {
+  my ($c, @c);
+
+  # We must test for the $op correctness inside the callback because, if we
+  # bring it out, it will go outside of the eval STRING scope, and what it
+  # points to will no longer exist.
+  eval {
+   $wiz = wizard $key => sub {
+    my $op = $_[-1];
+    my $desc = "$key magic with op_info == $op_info";
+    if ($op_info == 1) {
+     is $op, $exp, "$desc gets the right op info";
+    } elsif ($op_info == 2) {
+     isa_ok $op, 'B::OP', $desc;
+     is $op->name, $exp, "$desc gets the right op info";
+    } else {
+     is $op, undef, "$desc gets the right op info";
+    }
+    ()
+   }, op_info => $op_info
+  };
+  is $@, '', "$key wizard with op_info == $op_info doesn't croak";
+
+  eval "cast $var, \$wiz";
+  is $@, '', "$key cast with op_info == $op_info doesn't croak";
+
+  eval "my \$x = $var";
+  is $@, '', "$key magic with op_info == $op_info doesn't croak";
+
+  eval "dispell $var, \$wiz";
+  is $@, '', "$key dispell with op_info == $op_info doesn't croak";
+ }
+}