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#!/usr/bin/perl -w
BEGIN {
if( $ENV{PERL_CORE} ) {
chdir 't';
@INC = ('../lib', 'lib');
}
else {
unshift @INC, 't/lib';
}
}
use strict;
use Test::More tests => 11;
use TieOut;
ok( !Test::Builder->is_fh("foo"), 'string is not a filehandle' );
ok( !Test::Builder->is_fh(''), 'empty string' );
ok( !Test::Builder->is_fh(undef), 'undef' );
ok( open(FILE, '>foo') );
END { close FILE; 1 while unlink 'foo' }
ok( Test::Builder->is_fh(*FILE) );
ok( Test::Builder->is_fh(\*FILE) );
ok( Test::Builder->is_fh(*FILE{IO}) );
tie *OUT, 'TieOut';
ok( Test::Builder->is_fh(*OUT) );
ok( Test::Builder->is_fh(\*OUT) );
SKIP: {
skip "*TIED_HANDLE{IO} doesn't work in this perl", 1
unless defined *OUT{IO};
ok( Test::Builder->is_fh(*OUT{IO}) );
}
package Lying::isa;
sub isa {
my $self = shift;
my $parent = shift;
return 1 if $parent eq 'IO::Handle';
}
::ok( Test::Builder->is_fh(bless {}, "Lying::isa"));
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