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|
=pod
=encoding utf-8
=head1 PURPOSE
Checks the C<Split> and C<Join> parameterized coercions from
L<Types::Standard>.
=head1 AUTHOR
Toby Inkster E<lt>tobyink@cpan.orgE<gt>.
=head1 COPYRIGHT AND LICENCE
This software is copyright (c) 2013-2014, 2017-2023 by Toby Inkster.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut
use strict;
use warnings;
use lib qw( . ./t ../inc ./inc );
use utf8;
use Test::More;
use Test::Requires { "Encode" => 0 };
use Test::TypeTiny;
use Encode;
use Types::Standard qw( Str ArrayRef HashRef Join Split );
use Type::Utils;
my $chars = "Café Paris|Garçon";
my $bytes_utf8 = Encode::encode("utf-8", $chars);
my $bytes_western = Encode::encode("iso-8859-1", $chars);
is(length($chars), 17, 'length $chars == 17');
is(length($bytes_utf8), 19, 'length $bytes_utf8 == 19');
is(length($bytes_western), 17, 'length $bytes_western == 17');
my $SplitSpace = (ArrayRef[Str])->plus_coercions(Split[qr/\s/]);
my $SplitPipe = (ArrayRef[Str])->plus_coercions(Split[qr/\|/]);
ok($SplitSpace->can_be_inlined, '$SplitSpace can be inlined');
ok($SplitPipe->can_be_inlined, '$SplitPipe can be inlined');
is_deeply(
$SplitSpace->coerce($chars),
[ "Café", "Paris|Garçon" ],
'$SplitSpace->coerce($chars)',
);
is_deeply(
$SplitSpace->coerce($bytes_utf8),
[ map Encode::encode("utf-8", $_), "Café", "Paris|Garçon" ],
'$SplitSpace->coerce($bytes_utf8)',
);
is_deeply(
$SplitSpace->coerce($bytes_western),
[ map Encode::encode("iso-8859-1", $_), "Café", "Paris|Garçon" ],
'$SplitSpace->coerce($bytes_western)',
);
should_pass($SplitSpace->coerce($chars), ArrayRef[Str]);
should_pass($SplitSpace->coerce($bytes_utf8), ArrayRef[Str]);
should_pass($SplitSpace->coerce($bytes_western), ArrayRef[Str]);
is_deeply(
my $arr_chars = $SplitPipe->coerce($chars),
[ "Café Paris", "Garçon" ],
'$SplitPipe->coerce($chars)',
);
is_deeply(
my $arr_bytes_utf8 = $SplitPipe->coerce($bytes_utf8),
[ map Encode::encode("utf-8", $_), "Café Paris", "Garçon" ],
'$SplitPipe->coerce($bytes_utf8)',
);
is_deeply(
my $arr_bytes_western = $SplitPipe->coerce($bytes_western),
[ map Encode::encode("iso-8859-1", $_), "Café Paris", "Garçon" ],
'$SplitPipe->coerce($bytes_western)',
);
my $JoinPipe = Str->plus_coercions(Join["|"]);
is(
$_ = $JoinPipe->coerce($arr_chars),
$chars,
'$JoinPipe->coerce($arr_chars)',
);
should_pass($_, Str);
is(
$_ = $JoinPipe->coerce($arr_bytes_utf8),
$bytes_utf8,
'$JoinPipe->coerce($arr_bytes_utf8)',
);
should_pass($_, Str);
is(
$_ = $JoinPipe->coerce($arr_bytes_western),
$bytes_western,
'$JoinPipe->coerce($arr_bytes_western)',
);
should_pass($_, Str);
# Re-parameterization stuff:
{
# A type constraint with a useless parameter...
#
my $Stringy = Str->create_child_type(
name => 'Stringy',
parent => Str,
constraint_generator => sub { sub {} },
);
ok($Stringy->is_parameterizable, '$Stringy->is_parameterizable');
# A parameterizable coercion...
my $Joiny = 'Type::Coercion'->new(
name => 'Joiny',
type_constraint => $Stringy,
type_coercion_map => [ HashRef, sub { 'hello' } ],
coercion_generator => sub {
my ($self, $type, $from, $to) = @_;
my $joinchar = ':';
if ($type->is_a_type_of($Stringy) and $type->is_parameterized) {
$joinchar = $type->type_parameter;
}
return (
@{ $self->type_coercion_map },
ArrayRef,
sub { my @arr = @$_; join($joinchar, @arr[$from..$to]) },
);
},
);
isa_ok(
$Joiny,
'Type::Coercion',
'parameterizable coercion',
);
is(
$Joiny->coerce({}),
'hello',
'... coercion included in base definition works'
);
is_deeply(
$Joiny->coerce(['a'..'z']),
['a'..'z'],
'... coercion generated by parameterization does not exist yet'
);
my $Joiny23 = $Joiny->parameterize(2, 3);
isa_ok(
$Joiny23,
'Type::Coercion',
'parameterized coercion which has not yet been combined with type constraint',
);
is(
$Joiny23->coerce({}),
'hello',
'... coercion included in base definition works'
);
is(
$Joiny23->coerce(['a'..'z']),
'c:d',
'... coercion generated by parameterization works'
);
my $StringyPipe = $Stringy->parameterize('|')->plus_coercions($Joiny23);
isa_ok(
$StringyPipe,
'Type::Tiny',
'type constraint consuming parameterized coercion',
);
is(
$StringyPipe->coerce({}),
'hello',
'... coercion included in base definition works'
);
is(
$StringyPipe->coerce(['a'..'z']),
'c|d',
'... coercion generated by parameterization works; must have been regenerated'
);
}
done_testing;
|
