#!perl
# Copyright (C) 2001-2005, The Perl Foundation.
# $Id: subrules.t 16244 2006-12-25 22:14:04Z paultcochrane $

use strict;
use warnings;
use lib qw( t . lib ../lib ../../lib ../../../lib );
use Test::More;
use Parrot::Test tests => 8;
use Parrot::Test::PGE;

=head1 NAME

t/p6regex/subrules.t - PGE subrules tests

=head1 DESCRIPTION

These tests are based on L<http://dev.perl.org/perl6/doc/design/syn/S05.html>,
ver. 7, in the B<'Named regexes'> section

=head1 SYNOPSIS

        % prove t/p6regex/subrules.t

=cut

p6rule_is(
    "   int argc ",
    [
        [ type    => 'int | double | float | char' ],
        [ ident   => '\w+' ],
        [ _MASTER => ':w<type> <ident>' ],
    ],
    "simple subrules"
);

p6rule_isnt(
    "doggy",
    [
        [ type    => 'int | double | float | char' ],
        [ ident   => '\w+' ],
        [ _MASTER => ':w<type> <ident>' ],
    ],
    "simple subrules"
);

p6rule_is(
    "(565) 325-2935",
    [
        [ digits  => '\d+' ],
        [ exch    => '\(<digits>\)' ],
        [ _MASTER => ':w<exch> <digits>-<digits>' ],
    ],
    "nested subrules"
);

p6rule_isnt(
    "0-900-04-41-59",
    [
        [ digits  => '\d+' ],
        [ exch    => '\(<digits>\)' ],
        [ _MASTER => ':w<exch> <digits>-<digits>' ],
    ],
    "nested subrules"
);

p6rule_is(
    "ab",
    [ [ alpha => '<[aeiou]>' ], [ _MASTER => '^ <alpha> <PGE::Match::alpha>' ], ],
    "named and lexical subrules"
);

#p6rule_isnt("ba",
#    [
#        [ alpha => '<[aeiou]>' ],
#        [ _MASTER => '^ <alpha> <PGE::Match::alpha>' ],
#    ],
#    "named and lexical subrules");

p6rule_isnt( "   ab", '^ <ws>: \ ab', "cut on subrules" );

p6rule_isnt(
    'whence',
    [ [ subrule => 'when <commit> ever' ], [ _MASTER => '<subrule> | whence' ], ],
    "<commit> in nested subrule"
);

p6rule_is(
    '"abcd"',
    [ [ char => '<-[\\"]>' ], [ _MASTER => '" <char>* "' ], ],
    "negated charclass in subrule"
);


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