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#!/usr/bin/env perl
use strict;
use warnings;
use Test::More;
use lib 't/fun/lib';
BEGIN {
if (!eval { require Sub::Name }) {
plan skip_all => "This test requires Sub::Name";
}
}
use Fun;
fun foo ($x, $y = 5) {
return $x + $y;
}
is(foo(3, 4), 7);
is(foo(3), 8);
{
my $warning;
local $SIG{__WARN__} = sub { $warning = $_[0] };
is(foo, 5);
like($warning, qr/Use of uninitialized value \$x in addition \(\+\)/);
}
fun bar ($baz, $quux = foo(1) * 2, $blorg = sub { return "ran sub, got " . $_[0] }) {
$blorg->($baz + $quux);
}
is(bar(3, 4, sub { $_[0] }), 7);
is(bar(5, 6), "ran sub, got 11");
is(bar(7), "ran sub, got 19");
{
my $warning;
local $SIG{__WARN__} = sub { $warning = $_[0] };
is(bar, "ran sub, got 12");
like($warning, qr/Use of uninitialized value \$baz in addition \(\+\)/);
}
fun baz ($a, $b = our $FOO) {
return "$a $b";
}
{
no warnings 'misc'; # 'not imported' warning because we use $FOO later
eval '$FOO';
like($@, qr/Global symbol "\$FOO" requires explicit package name/, "doesn't leak scope");
}
our $FOO = "abc";
is(baz("123"), "123 abc");
fun goorch ($x, $y = []) {
return $y
}
my $goorch_y_1 = goorch( 10 );
my $goorch_y_2 = goorch( 10 );
isnt($goorch_y_1, $goorch_y_2, '... not the same reference');
done_testing;
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