Edit File: is_deeply_dne_bug.t
#!/usr/bin/perl -w # test for rt.cpan.org 20768 # # There was a bug where the internal "does not exist" object could get # confused with an overloaded object. BEGIN { if( $ENV{PERL_CORE} ) { chdir 't'; @INC = ('../lib', 'lib'); } else { unshift @INC, 't/lib'; } } use strict; use Test::More tests => 2; { package Foo; use overload 'eq' => \&overload_equiv, '==' => \&overload_equiv; sub new { return bless {}, shift; } sub overload_equiv { if (ref($_[0]) ne 'Foo' || ref($_[1]) ne 'Foo') { print ref($_[0]), " ", ref($_[1]), "\n"; die "Invalid object passed to overload_equiv\n"; } return 1; # change to 0 ... makes little difference } } my $obj1 = Foo->new(); my $obj2 = Foo->new(); eval { is_deeply([$obj1, $obj2], [$obj1, $obj2]); }; is $@, '';