#!/usr/bin/perl use strict; use warnings; use Test::More tests => 9; BEGIN { use_ok('Class::C3'); } { package BaseTest; use strict; use warnings; use Class::C3; package OverloadingTest; use strict; use warnings; use Class::C3; use base 'BaseTest'; use overload '""' => sub { ref(shift) . " stringified" }, fallback => 1; sub new { bless {} => shift } package InheritingFromOverloadedTest; use strict; use warnings; use base 'OverloadingTest'; use Class::C3; package BaseTwo; use overload ( q{fallback} => 1, q{""} => 'str', ### character ); sub str { return 'BaseTwo str'; } package OverloadInheritTwo; use Class::C3; use base qw/BaseTwo/; } Class::C3::initialize(); my $x = InheritingFromOverloadedTest->new(); isa_ok($x, 'InheritingFromOverloadedTest'); my $y = OverloadingTest->new(); isa_ok($y, 'OverloadingTest'); is("$x", 'InheritingFromOverloadedTest stringified', '... got the right value when stringifing'); is("$y", 'OverloadingTest stringified', '... got the right value when stringifing'); ok(($y eq 'OverloadingTest stringified'), '... eq was handled correctly'); my $result; eval { $result = $x eq 'InheritingFromOverloadedTest stringified' }; ok(!$@, '... this should not throw an exception'); ok($result, '... and we should get the true value'); eval { my $obj = bless {}, 'OverloadInheritTwo'; }; is($@, '', "Overloading to method name string"); #use Data::Dumper; #diag Dumper { Class::C3::_dump_MRO_table }