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#!/usr/bin/perl
use v5.14;
use warnings;
use Test2::V0;
use Syntax::Operator::Equ;
BEGIN { plan skip_all => "No PL_infix_plugin" unless XS::Parse::Infix::HAVE_PL_INFIX_PLUGIN; }
my $warnings = 0;
$SIG{__WARN__} = sub { $warnings++ };
ok( 123 === 123, 'identical numbers');
ok(!(123 === 456), 'different numbers');
ok( undef === undef, 'undef is undef');
ok(!(123 === undef), 'undef is not a number');
ok(!(0 === undef), 'undef is not zero');
ok( "1.0" === 1, 'values are compared numerically' );
# overloaded '==' operator
{
my $equal;
package Greedy {
use overload '==' => sub { $equal };
}
my $greedy = bless [], "Greedy";
$equal = 1;
ok( $greedy === 123, 'Greedy is 123 when set' );
$equal = 0;
ok(!($greedy === 123), 'Greedy is not 123 when unset' );
}
ok(!$warnings, 'no warnings');
done_testing;
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