#!/usr/bin/perl -w
use strict;
use Test::More 'no_plan';
{
    package Foo;
    use Method::Signatures;
    method new (%args) {
        return bless {%args}, $self;
    }
    method set ($key, $val) {
        return $self->{$key} = $val;
    }
    method get ($key) {
        return $self->{$key};
    }
    method no_proto {
        return($self, @_);
    }
    method empty_proto() {
        return($self, @_);
    }
    method echo(@_) {
        return($self, @_);
    }
    method caller($height = 0) {
        return (CORE::caller($height))[0..2];
    }
#line 39
    method warn($foo?) {
        my $warning = '';
        local $SIG{__WARN__} = sub { $warning = join '', @_; };
        CORE::warn "Testing warn";
        return $warning;
    }
    # Method with the same name as a loaded class.
    method strict () {
        42
    }
}
my $obj = Foo->new( foo => 42, bar => 23 );
isa_ok $obj, "Foo";
is $obj->get("foo"), 42;
is $obj->get("bar"), 23;
$obj->set(foo => 99);
is $obj->get("foo"), 99;
for my $method (qw(no_proto empty_proto)) {
    is_deeply [$obj->$method], [$obj];
    ok !eval { $obj->$method(23); 1 };
    like $@, qr{\Q$method(), was given too many arguments; it expects 0};
}
is_deeply [$obj->echo(1,2,3)], [$obj,1,2,3], "echo";
is_deeply [$obj->caller], [__PACKAGE__, $0, __LINE__], 'caller works';
is $obj->warn, "Testing warn at $0 line 42.\n";
is eval { $obj->strict }, 42;