1#!perl -w 2 3use strict; 4use warnings; 5 6use Test::More tests => 5; 7 8use File::Temp 'tempfile'; 9 10{ 11 12 package Digest::Foo; 13 $INC{'Digest/Foo.pm'} = "local"; 14 require Digest::base; 15 our @ISA = qw(Digest::base); 16 17 sub new { 18 my $class = shift; 19 my $str = ""; 20 bless \$str, $class; 21 } 22 23 sub add { 24 my $self = shift; 25 $$self .= join( "", @_ ); 26 return $self; 27 } 28 29 sub digest { 30 my $self = shift; 31 return sprintf "%04d", length($$self); 32 } 33} 34 35use Digest::file qw(digest_file digest_file_hex digest_file_base64); 36 37{ 38 my ( $fh, $file ) = tempfile( UNLINK => 1 ); 39 binmode($fh); 40 print $fh "foo\0\n"; 41 close($fh) || die "Can't write '$file': $!"; 42 43 is( digest_file( $file, "Foo" ), "0005" ); 44 45 if ( ord('A') == 193 ) { # EBCDIC. 46 is( digest_file_hex( $file, "Foo" ), "f0f0f0f5" ); 47 is( digest_file_base64( $file, "Foo" ), "8PDw9Q" ); 48 } 49 else { 50 is( digest_file_hex( $file, "Foo" ), "30303035" ); 51 is( digest_file_base64( $file, "Foo" ), "MDAwNQ" ); 52 } 53} 54 55ok !eval { digest_file( "not-there.txt", "Foo" ) }; 56ok $@; 57