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|
#!perl
use warnings FATAL => 'all';
use strict;
use Test::More tests => 17;
use Dispatch::Class qw(class_case dispatch);
use IO::Handle ();
{
package DummyClass;
sub new { bless {}, $_[0] }
sub subclass {
my $class = shift;
for my $subclass (@_) {
no strict 'refs';
push @{$subclass . '::ISA'}, $class;
}
}
}
DummyClass->subclass(qw(Some::Class Other::Class));
my $analyze = class_case(
'Some::Class' => 1,
'Other::Class' => 2,
'UNIVERSAL' => "???",
);
is $analyze->(Other::Class->new), 2;
is $analyze->(IO::Handle->new), "???";
is $analyze->(["not an object"]), undef;
is +() = $analyze->(["not an object"]), 0;
DummyClass->subclass(qw(Mammal Tree));
Mammal->subclass(qw(Dog Bunny));
Dog->subclass(qw(Dog::Tiny Barky Setter));
Tree->subclass(qw(Barky));
my @trace;
my $dispatch = dispatch(
map {
my $class = $_;
$_ => sub {
push @trace, $class;
return $class, $_[0];
}
} qw(
Tree
Dog::Tiny
Dog
ARRAY
Mammal
:str
HASH
*
)
);
my @prep = (
'Tree' => Tree->new,
'Mammal' => Mammal->new,
'Dog' => Dog->new,
'Mammal' => Bunny->new,
'Dog::Tiny' => Dog::Tiny->new,
'Tree' => Barky->new,
'Dog' => Setter->new,
'ARRAY' => [1, 2, 3],
'HASH' => {A => 'b'},
':str' => "foo bar",
':str' => 5,
'*' => IO::Handle->new,
);
my @ks;
for (my $i = 0; $i < @prep; $i += 2) {
my ($k, $v) = @prep[$i, $i + 1];
my @got = $dispatch->($v);
is_deeply \@got, [$k, $v];
push @ks, $k;
}
is_deeply \@trace, \@ks;
|
