17-callbacks.t   [plain text]

#!/usr/bin/perl -w

use strict;

use Params::Validate qw(validate validate_pos SCALAR);
use Test::More tests => 4;

{
    my @p = ( foo => 1, bar => 2 );

    eval { validate( @p, { foo => { type => SCALAR,
                                    callbacks =>
                                    { 'bigger than bar' =>
                                      sub { $_[0] > $_[1]->{bar} } },
                                  },
                           bar => { type => SCALAR },
                         } ) };

    like( $@, qr/bigger than bar/ );

    $p[1] = 3;
    eval { validate( @p, { foo => { type => SCALAR,
                                    callbacks =>
                                    { 'bigger than bar' =>
                                      sub { $_[0] > $_[1]->{bar} } },
                                  },
                           bar => { type => SCALAR },
                         } ) };

    is( $@, q{} );
}

{
    my @p = (1, 2, 3);
    eval { validate_pos( @p,
                         { type => SCALAR,
                           callbacks =>
                           { 'bigger than [1]' =>
                             sub { $_[0] > $_[1]->[1] } } },
                         { type => SCALAR },
                         { type => SCALAR },
                       ) };

    like( $@, qr/bigger than \[1\]/ );

    $p[0] = 5;
    eval { validate_pos( @p,
                         { type => SCALAR,
                           callbacks =>
                           { 'bigger than [1]' =>
                             sub { $_[0] > $_[1]->[1] } } },
                         { type => SCALAR },
                         { type => SCALAR },
                       ) };

    is( $@, q{} );
}