[p5sagit/p5-mst-13.2.git] / t / lib / db-hash.t

#!./perl -w

BEGIN {
    unshift @INC, '../lib' if -d '../lib' ;
    require Config; import Config;
    if ($Config{'extensions'} !~ /\bDB_File\b/) {
	print "1..0 # Skip: DB_File was not built\n";
	exit 0;
    }
}

use DB_File; 
use Fcntl;

print "1..109\n";

sub ok
{
    my $no = shift ;
    my $result = shift ;
 
    print "not " unless $result ;
    print "ok $no\n" ;
}

{
    package Redirect ;
    use Symbol ;

    sub new
    {
        my $class = shift ;
        my $filename = shift ;
	my $fh = gensym ;
	open ($fh, ">$filename") || die "Cannot open $filename: $!" ;
	my $real_stdout = select($fh) ;
	return bless [$fh, $real_stdout ] ;

    }
    sub DESTROY
    {
        my $self = shift ;
	close $self->[0] ;
	select($self->[1]) ;
    }
}

sub docat_del
{ 
    my $file = shift;
    local $/ = undef;
    open(CAT,$file) || die "Cannot open $file: $!";
    my $result = <CAT>;
    close(CAT);
    unlink $file ;
    return $result;
}   

my $Dfile = "dbhash.tmp";
unlink $Dfile;

umask(0);

# Check the interface to HASHINFO

my $dbh = new DB_File::HASHINFO ;

ok(1, ! defined $dbh->{bsize}) ;
ok(2, ! defined $dbh->{ffactor}) ;
ok(3, ! defined $dbh->{nelem}) ;
ok(4, ! defined $dbh->{cachesize}) ;
ok(5, ! defined $dbh->{hash}) ;
ok(6, ! defined $dbh->{lorder}) ;

$dbh->{bsize} = 3000 ;
ok(7, $dbh->{bsize} == 3000 );

$dbh->{ffactor} = 9000 ;
ok(8, $dbh->{ffactor} == 9000 );

$dbh->{nelem} = 400 ;
ok(9, $dbh->{nelem} == 400 );

$dbh->{cachesize} = 65 ;
ok(10, $dbh->{cachesize} == 65 );

$dbh->{hash} = "abc" ;
ok(11, $dbh->{hash} eq "abc" );

$dbh->{lorder} = 1234 ;
ok(12, $dbh->{lorder} == 1234 );

# Check that an invalid entry is caught both for store & fetch
eval '$dbh->{fred} = 1234' ;
ok(13, $@ =~ /^DB_File::HASHINFO::STORE - Unknown element 'fred' at/ );
eval 'my $q = $dbh->{fred}' ;
ok(14, $@ =~ /^DB_File::HASHINFO::FETCH - Unknown element 'fred' at/ );


# Now check the interface to HASH

ok(15, $X = tie(%h, 'DB_File',$Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) );

($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
   $blksize,$blocks) = stat($Dfile);
ok(16, ($mode & 0777) == ($^O eq 'os2' ? 0666 : 0640) || $^O eq 'amigaos' || $^O eq 'MSWin32');

while (($key,$value) = each(%h)) {
    $i++;
}
ok(17, !$i );

$h{'goner1'} = 'snork';

$h{'abc'} = 'ABC';
ok(18, $h{'abc'} eq 'ABC' );
ok(19, !defined $h{'jimmy'} );
ok(20, !exists $h{'jimmy'} );
ok(21, exists $h{'abc'} );

$h{'def'} = 'DEF';
$h{'jkl','mno'} = "JKL\034MNO";
$h{'a',2,3,4,5} = join("\034",'A',2,3,4,5);
$h{'a'} = 'A';

#$h{'b'} = 'B';
$X->STORE('b', 'B') ;

$h{'c'} = 'C';

#$h{'d'} = 'D';
$X->put('d', 'D') ;

$h{'e'} = 'E';
$h{'f'} = 'F';
$h{'g'} = 'X';
$h{'h'} = 'H';
$h{'i'} = 'I';

$h{'goner2'} = 'snork';
delete $h{'goner2'};


# IMPORTANT - $X must be undefined before the untie otherwise the
#             underlying DB close routine will not get called.
undef $X ;
untie(%h);


# tie to the same file again, do not supply a type - should default to HASH
ok(22, $X = tie(%h,'DB_File',$Dfile, O_RDWR, 0640) );

# Modify an entry from the previous tie
$h{'g'} = 'G';

$h{'j'} = 'J';
$h{'k'} = 'K';
$h{'l'} = 'L';
$h{'m'} = 'M';
$h{'n'} = 'N';
$h{'o'} = 'O';
$h{'p'} = 'P';
$h{'q'} = 'Q';
$h{'r'} = 'R';
$h{'s'} = 'S';
$h{'t'} = 'T';
$h{'u'} = 'U';
$h{'v'} = 'V';
$h{'w'} = 'W';
$h{'x'} = 'X';
$h{'y'} = 'Y';
$h{'z'} = 'Z';

$h{'goner3'} = 'snork';

delete $h{'goner1'};
$X->DELETE('goner3');

@keys = keys(%h);
@values = values(%h);

ok(23, $#keys == 29 && $#values == 29) ;

$i = 0 ;
while (($key,$value) = each(%h)) {
    if ($key eq $keys[$i] && $value eq $values[$i] && $key eq lc($value)) {
	$key =~ y/a-z/A-Z/;
	$i++ if $key eq $value;
    }
}

ok(24, $i == 30) ;

@keys = ('blurfl', keys(%h), 'dyick');
ok(25, $#keys == 31) ;

$h{'foo'} = '';
ok(26, $h{'foo'} eq '' );

# Berkeley DB 2 from version 2.4.10 onwards does not allow null keys.
# This feature will be reenabled in a future version of Berkeley DB.
#$h{''} = 'bar';
#ok(27, $h{''} eq 'bar' );
ok(27,1) ;

# check cache overflow and numeric keys and contents
$ok = 1;
for ($i = 1; $i < 200; $i++) { $h{$i + 0} = $i + 0; }
for ($i = 1; $i < 200; $i++) { $ok = 0 unless $h{$i} == $i; }
ok(28, $ok );

($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
   $blksize,$blocks) = stat($Dfile);
ok(29, $size > 0 );

@h{0..200} = 200..400;
@foo = @h{0..200};
ok(30, join(':',200..400) eq join(':',@foo) );


# Now check all the non-tie specific stuff

# Check NOOVERWRITE will make put fail when attempting to overwrite
# an existing record.
 
$status = $X->put( 'x', 'newvalue', R_NOOVERWRITE) ;
ok(31, $status == 1 );
 
# check that the value of the key 'x' has not been changed by the 
# previous test
ok(32, $h{'x'} eq 'X' );

# standard put
$status = $X->put('key', 'value') ;
ok(33, $status == 0 );

#check that previous put can be retrieved
$value = 0 ;
$status = $X->get('key', $value) ;
ok(34, $status == 0 );
ok(35, $value eq 'value' );

# Attempting to delete an existing key should work

$status = $X->del('q') ;
ok(36, $status == 0 );

# Make sure that the key deleted, cannot be retrieved
$^W = 0 ;
ok(37, $h{'q'} eq undef );
$^W = 1 ;

# Attempting to delete a non-existant key should fail

$status = $X->del('joe') ;
ok(38, $status == 1 );

# Check the get interface

# First a non-existing key
$status = $X->get('aaaa', $value) ;
ok(39, $status == 1 );

# Next an existing key
$status = $X->get('a', $value) ;
ok(40, $status == 0 );
ok(41, $value eq 'A' );

# seq
# ###

# ditto, but use put to replace the key/value pair.

# use seq to walk backwards through a file - check that this reversed is

# check seq FIRST/LAST

# sync
# ####

$status = $X->sync ;
ok(42, $status == 0 );


# fd
# ##

$status = $X->fd ;
ok(43, $status != 0 );

undef $X ;
untie %h ;

unlink $Dfile;

# clear
# #####

ok(44, tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) );
foreach (1 .. 10)
  { $h{$_} = $_ * 100 }

# check that there are 10 elements in the hash
$i = 0 ;
while (($key,$value) = each(%h)) {
    $i++;
}
ok(45, $i == 10);

# now clear the hash
%h = () ;

# check it is empty
$i = 0 ;
while (($key,$value) = each(%h)) {
    $i++;
}
ok(46, $i == 0);

untie %h ;
unlink $Dfile ;


# Now try an in memory file
ok(47, $X = tie(%h, 'DB_File',undef, O_RDWR|O_CREAT, 0640, $DB_HASH ) );

# fd with an in memory file should return fail
$status = $X->fd ;
ok(48, $status == -1 );

undef $X ;
untie %h ;

{
    # check ability to override the default hashing
    my %x ;
    my $filename = "xyz" ;
    my $hi = new DB_File::HASHINFO ;
    $::count = 0 ;
    $hi->{hash} = sub { ++$::count ; length $_[0] } ;
    ok(49, tie %x, 'DB_File', $filename, O_RDWR|O_CREAT, 0640, $hi ) ;
    $h{"abc"} = 123 ;
    ok(50, $h{"abc"} == 123) ;
    untie %x ;
    unlink $filename ;
    ok(51, $::count >0) ;
}

{
    # check that attempting to tie an array to a DB_HASH will fail

    my $filename = "xyz" ;
    my @x ;
    eval { tie @x, 'DB_File', $filename, O_RDWR|O_CREAT, 0640, $DB_HASH ; } ;
    ok(52, $@ =~ /^DB_File can only tie an associative array to a DB_HASH database/) ;
    unlink $filename ;
}

{
   # sub-class test

   package Another ;

   use strict ;

   open(FILE, ">SubDB.pm") or die "Cannot open SubDB.pm: $!\n" ;
   print FILE <<'EOM' ;

   package SubDB ;

   use strict ;
   use vars qw( @ISA @EXPORT) ;

   require Exporter ;
   use DB_File;
   @ISA=qw(DB_File);
   @EXPORT = @DB_File::EXPORT ;

   sub STORE { 
	my $self = shift ;
        my $key = shift ;
        my $value = shift ;
        $self->SUPER::STORE($key, $value * 2) ;
   }

   sub FETCH { 
	my $self = shift ;
        my $key = shift ;
        $self->SUPER::FETCH($key) - 1 ;
   }

   sub put { 
	my $self = shift ;
        my $key = shift ;
        my $value = shift ;
        $self->SUPER::put($key, $value * 3) ;
   }

   sub get { 
	my $self = shift ;
        $self->SUPER::get($_[0], $_[1]) ;
	$_[1] -= 2 ;
   }

   sub A_new_method
   {
	my $self = shift ;
        my $key = shift ;
        my $value = $self->FETCH($key) ;
	return "[[$value]]" ;
   }

   1 ;
EOM

    close FILE ;

    BEGIN { push @INC, '.'; }             
    eval 'use SubDB ; ';
    main::ok(53, $@ eq "") ;
    my %h ;
    my $X ;
    eval '
	$X = tie(%h, "SubDB","dbhash.tmp", O_RDWR|O_CREAT, 0640, $DB_HASH );
	' ;

    main::ok(54, $@ eq "") ;

    my $ret = eval '$h{"fred"} = 3 ; return $h{"fred"} ' ;
    main::ok(55, $@ eq "") ;
    main::ok(56, $ret == 5) ;

    my $value = 0;
    $ret = eval '$X->put("joe", 4) ; $X->get("joe", $value) ; return $value' ;
    main::ok(57, $@ eq "") ;
    main::ok(58, $ret == 10) ;

    $ret = eval ' R_NEXT eq main::R_NEXT ' ;
    main::ok(59, $@ eq "" ) ;
    main::ok(60, $ret == 1) ;

    $ret = eval '$X->A_new_method("joe") ' ;
    main::ok(61, $@ eq "") ;
    main::ok(62, $ret eq "[[11]]") ;

    undef $X;
    untie(%h);
    unlink "SubDB.pm", "dbhash.tmp" ;

}

{
   # DBM Filter tests
   use strict ;
   my (%h, $db) ;
   my ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   unlink $Dfile;

   sub checkOutput
   {
       my($fk, $sk, $fv, $sv) = @_ ;
       return
           $fetch_key eq $fk && $store_key eq $sk && 
	   $fetch_value eq $fv && $store_value eq $sv &&
	   $_ eq 'original' ;
   }
   
   ok(63, $db = tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) );

   $db->filter_fetch_key   (sub { $fetch_key = $_ }) ;
   $db->filter_store_key   (sub { $store_key = $_ }) ;
   $db->filter_fetch_value (sub { $fetch_value = $_}) ;
   $db->filter_store_value (sub { $store_value = $_ }) ;

   $_ = "original" ;

   $h{"fred"} = "joe" ;
   #                   fk   sk     fv   sv
   ok(64, checkOutput( "", "fred", "", "joe")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(65, $h{"fred"} eq "joe");
   #                   fk    sk     fv    sv
   ok(66, checkOutput( "", "fred", "joe", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(67, $db->FIRSTKEY() eq "fred") ;
   #                    fk     sk  fv  sv
   ok(68, checkOutput( "fred", "", "", "")) ;

   # replace the filters, but remember the previous set
   my ($old_fk) = $db->filter_fetch_key   
   			(sub { $_ = uc $_ ; $fetch_key = $_ }) ;
   my ($old_sk) = $db->filter_store_key   
   			(sub { $_ = lc $_ ; $store_key = $_ }) ;
   my ($old_fv) = $db->filter_fetch_value 
   			(sub { $_ = "[$_]"; $fetch_value = $_ }) ;
   my ($old_sv) = $db->filter_store_value 
   			(sub { s/o/x/g; $store_value = $_ }) ;
   
   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   $h{"Fred"} = "Joe" ;
   #                   fk   sk     fv    sv
   ok(69, checkOutput( "", "fred", "", "Jxe")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(70, $h{"Fred"} eq "[Jxe]");
   #                   fk   sk     fv    sv
   ok(71, checkOutput( "", "fred", "[Jxe]", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(72, $db->FIRSTKEY() eq "FRED") ;
   #                   fk   sk     fv    sv
   ok(73, checkOutput( "FRED", "", "", "")) ;

   # put the original filters back
   $db->filter_fetch_key   ($old_fk);
   $db->filter_store_key   ($old_sk);
   $db->filter_fetch_value ($old_fv);
   $db->filter_store_value ($old_sv);

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   $h{"fred"} = "joe" ;
   ok(74, checkOutput( "", "fred", "", "joe")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(75, $h{"fred"} eq "joe");
   ok(76, checkOutput( "", "fred", "joe", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(77, $db->FIRSTKEY() eq "fred") ;
   ok(78, checkOutput( "fred", "", "", "")) ;

   # delete the filters
   $db->filter_fetch_key   (undef);
   $db->filter_store_key   (undef);
   $db->filter_fetch_value (undef);
   $db->filter_store_value (undef);

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   $h{"fred"} = "joe" ;
   ok(79, checkOutput( "", "", "", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(80, $h{"fred"} eq "joe");
   ok(81, checkOutput( "", "", "", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(82, $db->FIRSTKEY() eq "fred") ;
   ok(83, checkOutput( "", "", "", "")) ;

   undef $db ;
   untie %h;
   unlink $Dfile;
}

{    
    # DBM Filter with a closure

    use strict ;
    my (%h, $db) ;

    unlink $Dfile;
    ok(84, $db = tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) );

    my %result = () ;

    sub Closure
    {
        my ($name) = @_ ;
	my $count = 0 ;
	my @kept = () ;

	return sub { ++$count ; 
		     push @kept, $_ ; 
		     $result{$name} = "$name - $count: [@kept]" ;
		   }
    }

    $db->filter_store_key(Closure("store key")) ;
    $db->filter_store_value(Closure("store value")) ;
    $db->filter_fetch_key(Closure("fetch key")) ;
    $db->filter_fetch_value(Closure("fetch value")) ;

    $_ = "original" ;

    $h{"fred"} = "joe" ;
    ok(85, $result{"store key"} eq "store key - 1: [fred]");
    ok(86, $result{"store value"} eq "store value - 1: [joe]");
    ok(87, ! defined $result{"fetch key"} );
    ok(88, ! defined $result{"fetch value"} );
    ok(89, $_ eq "original") ;

    ok(90, $db->FIRSTKEY() eq "fred") ;
    ok(91, $result{"store key"} eq "store key - 1: [fred]");
    ok(92, $result{"store value"} eq "store value - 1: [joe]");
    ok(93, $result{"fetch key"} eq "fetch key - 1: [fred]");
    ok(94, ! defined $result{"fetch value"} );
    ok(95, $_ eq "original") ;

    $h{"jim"}  = "john" ;
    ok(96, $result{"store key"} eq "store key - 2: [fred jim]");
    ok(97, $result{"store value"} eq "store value - 2: [joe john]");
    ok(98, $result{"fetch key"} eq "fetch key - 1: [fred]");
    ok(99, ! defined $result{"fetch value"} );
    ok(100, $_ eq "original") ;

    ok(101, $h{"fred"} eq "joe");
    ok(102, $result{"store key"} eq "store key - 3: [fred jim fred]");
    ok(103, $result{"store value"} eq "store value - 2: [joe john]");
    ok(104, $result{"fetch key"} eq "fetch key - 1: [fred]");
    ok(105, $result{"fetch value"} eq "fetch value - 1: [joe]");
    ok(106, $_ eq "original") ;

    undef $db ;
    untie %h;
    unlink $Dfile;
}		

{
   # DBM Filter recursion detection
   use strict ;
   my (%h, $db) ;
   unlink $Dfile;

   ok(107, $db = tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) );

   $db->filter_store_key (sub { $_ = $h{$_} }) ;

   eval '$h{1} = 1234' ;
   ok(108, $@ =~ /^recursion detected in filter_store_key at/ );
   
   undef $db ;
   untie %h;
   unlink $Dfile;
}


{
   # Examples from the POD

  my $file = "xyzt" ;
  {
    my $redirect = new Redirect $file ;

    use strict ;
    use DB_File ;
    use vars qw( %h $k $v ) ;

    unlink "fruit" ;
    tie %h, "DB_File", "fruit", O_RDWR|O_CREAT, 0640, $DB_HASH 
        or die "Cannot open file 'fruit': $!\n";

    # Add a few key/value pairs to the file
    $h{"apple"} = "red" ;
    $h{"orange"} = "orange" ;
    $h{"banana"} = "yellow" ;
    $h{"tomato"} = "red" ;

    # Check for existence of a key
    print "Banana Exists\n\n" if $h{"banana"} ;

    # Delete a key/value pair.
    delete $h{"apple"} ;

    # print the contents of the file
    while (($k, $v) = each %h)
      { print "$k -> $v\n" }

    untie %h ;

    unlink "fruit" ;
  }  

  ok(109, docat_del($file) eq <<'EOM') ;
Banana Exists

orange -> orange
tomato -> red
banana -> yellow
EOM
   
}

exit ;
Commit	Line	Data
7c250e57	1	#!./perl -w
a0d0e21e	2
a0d0e21e	3	BEGIN {
93430cb4	4	unshift @INC, '../lib' if -d '../lib' ;
a0d0e21e	5	require Config; import Config;
a0d0e21e	6	if ($Config{'extensions'} !~ /\bDB_File\b/) {
45c0de28	7	print "1..0 # Skip: DB_File was not built\n";
a0d0e21e	8	exit 0;
	9	}
	10	}
	11
	12	use DB_File;
	13	use Fcntl;
	14
2c2d71f5	15	print "1..109\n";
f6b705ef	16
	17	sub ok
	18	{
	19	my $no = shift ;
	20	my $result = shift ;
	21
	22	print "not " unless $result ;
	23	print "ok $no\n" ;
	24	}
a0d0e21e	25
2c2d71f5	26	{
	27	package Redirect ;
	28	use Symbol ;
	29
	30	sub new
	31	{
	32	my $class = shift ;
	33	my $filename = shift ;
	34	my $fh = gensym ;
	35	open ($fh, ">$filename") \|\| die "Cannot open $filename: $!" ;
	36	my $real_stdout = select($fh) ;
	37	return bless [$fh, $real_stdout ] ;
	38
	39	}
	40	sub DESTROY
	41	{
	42	my $self = shift ;
	43	close $self->[0] ;
	44	select($self->[1]) ;
	45	}
	46	}
	47
	48	sub docat_del
	49	{
	50	my $file = shift;
	51	local $/ = undef;
	52	open(CAT,$file) \|\| die "Cannot open $file: $!";
	53	my $result = <CAT>;
	54	close(CAT);
	55	unlink $file ;
	56	return $result;
	57	}
	58
9fe6733a	59	my $Dfile = "dbhash.tmp";
a0d0e21e	60	unlink $Dfile;
	61
	62	umask(0);
	63
	64	# Check the interface to HASHINFO
	65
f6b705ef	66	my $dbh = new DB_File::HASHINFO ;
f6b705ef	67
3fe9a6f1	68	ok(1, ! defined $dbh->{bsize}) ;
	69	ok(2, ! defined $dbh->{ffactor}) ;
	70	ok(3, ! defined $dbh->{nelem}) ;
	71	ok(4, ! defined $dbh->{cachesize}) ;
	72	ok(5, ! defined $dbh->{hash}) ;
	73	ok(6, ! defined $dbh->{lorder}) ;
a0d0e21e	74
a0d0e21e	75	$dbh->{bsize} = 3000 ;
f6b705ef	76	ok(7, $dbh->{bsize} == 3000 );
a0d0e21e	77
a0d0e21e	78	$dbh->{ffactor} = 9000 ;
f6b705ef	79	ok(8, $dbh->{ffactor} == 9000 );
f6b705ef	80
a0d0e21e	81	$dbh->{nelem} = 400 ;
f6b705ef	82	ok(9, $dbh->{nelem} == 400 );
a0d0e21e	83
a0d0e21e	84	$dbh->{cachesize} = 65 ;
f6b705ef	85	ok(10, $dbh->{cachesize} == 65 );
a0d0e21e	86
a0d0e21e	87	$dbh->{hash} = "abc" ;
f6b705ef	88	ok(11, $dbh->{hash} eq "abc" );
a0d0e21e	89
a0d0e21e	90	$dbh->{lorder} = 1234 ;
f6b705ef	91	ok(12, $dbh->{lorder} == 1234 );
a0d0e21e	92
	93	# Check that an invalid entry is caught both for store & fetch
	94	eval '$dbh->{fred} = 1234' ;
f6b705ef	95	ok(13, $@ =~ /^DB_File::HASHINFO::STORE - Unknown element 'fred' at/ );
610ab055	96	eval 'my $q = $dbh->{fred}' ;
f6b705ef	97	ok(14, $@ =~ /^DB_File::HASHINFO::FETCH - Unknown element 'fred' at/ );
a0d0e21e	98
610ab055	99
a0d0e21e	100	# Now check the interface to HASH
a0d0e21e	101
f6b705ef	102	ok(15, $X = tie(%h, 'DB_File',$Dfile, O_RDWR\|O_CREAT, 0640, $DB_HASH ) );
a0d0e21e	103
	104	($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
	105	$blksize,$blocks) = stat($Dfile);
a9fd575d	106	ok(16, ($mode & 0777) == ($^O eq 'os2' ? 0666 : 0640) \|\| $^O eq 'amigaos' \|\| $^O eq 'MSWin32');
a0d0e21e	107
	108	while (($key,$value) = each(%h)) {
	109	$i++;
	110	}
f6b705ef	111	ok(17, !$i );
a0d0e21e	112
	113	$h{'goner1'} = 'snork';
	114
	115	$h{'abc'} = 'ABC';
f6b705ef	116	ok(18, $h{'abc'} eq 'ABC' );
	117	ok(19, !defined $h{'jimmy'} );
	118	ok(20, !exists $h{'jimmy'} );
	119	ok(21, exists $h{'abc'} );
a0d0e21e	120
	121	$h{'def'} = 'DEF';
	122	$h{'jkl','mno'} = "JKL\034MNO";
	123	$h{'a',2,3,4,5} = join("\034",'A',2,3,4,5);
	124	$h{'a'} = 'A';
	125
	126	#$h{'b'} = 'B';
	127	$X->STORE('b', 'B') ;
	128
	129	$h{'c'} = 'C';
	130
	131	#$h{'d'} = 'D';
	132	$X->put('d', 'D') ;
	133
	134	$h{'e'} = 'E';
	135	$h{'f'} = 'F';
	136	$h{'g'} = 'X';
	137	$h{'h'} = 'H';
	138	$h{'i'} = 'I';
	139
	140	$h{'goner2'} = 'snork';
	141	delete $h{'goner2'};
	142
	143
	144	# IMPORTANT - $X must be undefined before the untie otherwise the
	145	# underlying DB close routine will not get called.
	146	undef $X ;
	147	untie(%h);
	148
	149
	150	# tie to the same file again, do not supply a type - should default to HASH
f6b705ef	151	ok(22, $X = tie(%h,'DB_File',$Dfile, O_RDWR, 0640) );
a0d0e21e	152
	153	# Modify an entry from the previous tie
	154	$h{'g'} = 'G';
	155
	156	$h{'j'} = 'J';
	157	$h{'k'} = 'K';
	158	$h{'l'} = 'L';
	159	$h{'m'} = 'M';
	160	$h{'n'} = 'N';
	161	$h{'o'} = 'O';
	162	$h{'p'} = 'P';
	163	$h{'q'} = 'Q';
	164	$h{'r'} = 'R';
	165	$h{'s'} = 'S';
	166	$h{'t'} = 'T';
	167	$h{'u'} = 'U';
	168	$h{'v'} = 'V';
	169	$h{'w'} = 'W';
	170	$h{'x'} = 'X';
	171	$h{'y'} = 'Y';
	172	$h{'z'} = 'Z';
	173
	174	$h{'goner3'} = 'snork';
	175
	176	delete $h{'goner1'};
	177	$X->DELETE('goner3');
	178
	179	@keys = keys(%h);
	180	@values = values(%h);
	181
f6b705ef	182	ok(23, $#keys == 29 && $#values == 29) ;
a0d0e21e	183
f6b705ef	184	$i = 0 ;
55d68b4a	185	while (($key,$value) = each(%h)) {
2f52a358	186	if ($key eq $keys[$i] && $value eq $values[$i] && $key eq lc($value)) {
a0d0e21e	187	$key =~ y/a-z/A-Z/;
	188	$i++ if $key eq $value;
	189	}
	190	}
	191
f6b705ef	192	ok(24, $i == 30) ;
a0d0e21e	193
55d68b4a	194	@keys = ('blurfl', keys(%h), 'dyick');
f6b705ef	195	ok(25, $#keys == 31) ;
a0d0e21e	196
a0d0e21e	197	$h{'foo'} = '';
f6b705ef	198	ok(26, $h{'foo'} eq '' );
a0d0e21e	199
a62982a8	200	# Berkeley DB 2 from version 2.4.10 onwards does not allow null keys.
a62982a8	201	# This feature will be reenabled in a future version of Berkeley DB.
a9fd575d	202	#$h{''} = 'bar';
	203	#ok(27, $h{''} eq 'bar' );
	204	ok(27,1) ;
a0d0e21e	205
	206	# check cache overflow and numeric keys and contents
	207	$ok = 1;
	208	for ($i = 1; $i < 200; $i++) { $h{$i + 0} = $i + 0; }
	209	for ($i = 1; $i < 200; $i++) { $ok = 0 unless $h{$i} == $i; }
f6b705ef	210	ok(28, $ok );
a0d0e21e	211
	212	($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
	213	$blksize,$blocks) = stat($Dfile);
f6b705ef	214	ok(29, $size > 0 );
a0d0e21e	215
	216	@h{0..200} = 200..400;
	217	@foo = @h{0..200};
f6b705ef	218	ok(30, join(':',200..400) eq join(':',@foo) );
a0d0e21e	219
	220
	221	# Now check all the non-tie specific stuff
	222
	223	# Check NOOVERWRITE will make put fail when attempting to overwrite
	224	# an existing record.
	225
	226	$status = $X->put( 'x', 'newvalue', R_NOOVERWRITE) ;
f6b705ef	227	ok(31, $status == 1 );
a0d0e21e	228
	229	# check that the value of the key 'x' has not been changed by the
	230	# previous test
f6b705ef	231	ok(32, $h{'x'} eq 'X' );
a0d0e21e	232
	233	# standard put
	234	$status = $X->put('key', 'value') ;
f6b705ef	235	ok(33, $status == 0 );
a0d0e21e	236
a0d0e21e	237	#check that previous put can be retrieved
f6b705ef	238	$value = 0 ;
a0d0e21e	239	$status = $X->get('key', $value) ;
f6b705ef	240	ok(34, $status == 0 );
f6b705ef	241	ok(35, $value eq 'value' );
a0d0e21e	242
	243	# Attempting to delete an existing key should work
	244
	245	$status = $X->del('q') ;
f6b705ef	246	ok(36, $status == 0 );
a0d0e21e	247
a0d0e21e	248	# Make sure that the key deleted, cannot be retrieved
f6b705ef	249	$^W = 0 ;
	250	ok(37, $h{'q'} eq undef );
	251	$^W = 1 ;
a0d0e21e	252
	253	# Attempting to delete a non-existant key should fail
	254
	255	$status = $X->del('joe') ;
f6b705ef	256	ok(38, $status == 1 );
a0d0e21e	257
	258	# Check the get interface
	259
	260	# First a non-existing key
	261	$status = $X->get('aaaa', $value) ;
f6b705ef	262	ok(39, $status == 1 );
a0d0e21e	263
	264	# Next an existing key
	265	$status = $X->get('a', $value) ;
f6b705ef	266	ok(40, $status == 0 );
f6b705ef	267	ok(41, $value eq 'A' );
a0d0e21e	268
	269	# seq
	270	# ###
	271
	272	# ditto, but use put to replace the key/value pair.
	273
	274	# use seq to walk backwards through a file - check that this reversed is
	275
	276	# check seq FIRST/LAST
	277
	278	# sync
	279	# ####
	280
	281	$status = $X->sync ;
f6b705ef	282	ok(42, $status == 0 );
a0d0e21e	283
	284
	285	# fd
	286	# ##
	287
	288	$status = $X->fd ;
f6b705ef	289	ok(43, $status != 0 );
a0d0e21e	290
	291	undef $X ;
	292	untie %h ;
	293
	294	unlink $Dfile;
	295
f6b705ef	296	# clear
	297	# #####
	298
	299	ok(44, tie(%h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $DB_HASH ) );
	300	foreach (1 .. 10)
	301	{ $h{$_} = $_ * 100 }
	302
	303	# check that there are 10 elements in the hash
	304	$i = 0 ;
	305	while (($key,$value) = each(%h)) {
	306	$i++;
	307	}
	308	ok(45, $i == 10);
	309
	310	# now clear the hash
	311	%h = () ;
	312
	313	# check it is empty
	314	$i = 0 ;
	315	while (($key,$value) = each(%h)) {
	316	$i++;
	317	}
	318	ok(46, $i == 0);
	319
	320	untie %h ;
	321	unlink $Dfile ;
	322
	323
a0d0e21e	324	# Now try an in memory file
f6b705ef	325	ok(47, $X = tie(%h, 'DB_File',undef, O_RDWR\|O_CREAT, 0640, $DB_HASH ) );
a0d0e21e	326
	327	# fd with an in memory file should return fail
	328	$status = $X->fd ;
f6b705ef	329	ok(48, $status == -1 );
a0d0e21e	330
a0d0e21e	331	undef $X ;
610ab055	332	untie %h ;
	333
	334	{
	335	# check ability to override the default hashing
	336	my %x ;
	337	my $filename = "xyz" ;
	338	my $hi = new DB_File::HASHINFO ;
	339	$::count = 0 ;
	340	$hi->{hash} = sub { ++$::count ; length $_[0] } ;
	341	ok(49, tie %x, 'DB_File', $filename, O_RDWR\|O_CREAT, 0640, $hi ) ;
	342	$h{"abc"} = 123 ;
	343	ok(50, $h{"abc"} == 123) ;
	344	untie %x ;
	345	unlink $filename ;
	346	ok(51, $::count >0) ;
	347	}
a0d0e21e	348
05475680	349	{
	350	# check that attempting to tie an array to a DB_HASH will fail
	351
	352	my $filename = "xyz" ;
	353	my @x ;
	354	eval { tie @x, 'DB_File', $filename, O_RDWR\|O_CREAT, 0640, $DB_HASH ; } ;
	355	ok(52, $@ =~ /^DB_File can only tie an associative array to a DB_HASH database/) ;
	356	unlink $filename ;
	357	}
	358
a6ed719b	359	{
	360	# sub-class test
	361
	362	package Another ;
	363
	364	use strict ;
	365
	366	open(FILE, ">SubDB.pm") or die "Cannot open SubDB.pm: $!\n" ;
	367	print FILE <<'EOM' ;
	368
	369	package SubDB ;
	370
	371	use strict ;
	372	use vars qw( @ISA @EXPORT) ;
	373
	374	require Exporter ;
	375	use DB_File;
	376	@ISA=qw(DB_File);
	377	@EXPORT = @DB_File::EXPORT ;
	378
	379	sub STORE {
	380	my $self = shift ;
	381	my $key = shift ;
	382	my $value = shift ;
	383	$self->SUPER::STORE($key, $value * 2) ;
	384	}
	385
	386	sub FETCH {
	387	my $self = shift ;
	388	my $key = shift ;
	389	$self->SUPER::FETCH($key) - 1 ;
	390	}
	391
	392	sub put {
	393	my $self = shift ;
	394	my $key = shift ;
	395	my $value = shift ;
	396	$self->SUPER::put($key, $value * 3) ;
	397	}
	398
	399	sub get {
	400	my $self = shift ;
	401	$self->SUPER::get($_[0], $_[1]) ;
	402	$_[1] -= 2 ;
	403	}
	404
	405	sub A_new_method
	406	{
	407	my $self = shift ;
	408	my $key = shift ;
	409	my $value = $self->FETCH($key) ;
	410	return "[[$value]]" ;
	411	}
	412
	413	1 ;
	414	EOM
	415
	416	close FILE ;
	417
a9fd575d	418	BEGIN { push @INC, '.'; }
a6ed719b	419	eval 'use SubDB ; ';
	420	main::ok(53, $@ eq "") ;
	421	my %h ;
	422	my $X ;
	423	eval '
	424	$X = tie(%h, "SubDB","dbhash.tmp", O_RDWR\|O_CREAT, 0640, $DB_HASH );
	425	' ;
	426
	427	main::ok(54, $@ eq "") ;
	428
	429	my $ret = eval '$h{"fred"} = 3 ; return $h{"fred"} ' ;
	430	main::ok(55, $@ eq "") ;
	431	main::ok(56, $ret == 5) ;
	432
	433	my $value = 0;
	434	$ret = eval '$X->put("joe", 4) ; $X->get("joe", $value) ; return $value' ;
	435	main::ok(57, $@ eq "") ;
	436	main::ok(58, $ret == 10) ;
	437
	438	$ret = eval ' R_NEXT eq main::R_NEXT ' ;
	439	main::ok(59, $@ eq "" ) ;
	440	main::ok(60, $ret == 1) ;
	441
	442	$ret = eval '$X->A_new_method("joe") ' ;
	443	main::ok(61, $@ eq "") ;
	444	main::ok(62, $ret eq "[[11]]") ;
	445
fac76ed7	446	undef $X;
fac76ed7	447	untie(%h);
a6ed719b	448	unlink "SubDB.pm", "dbhash.tmp" ;
	449
	450	}
9fe6733a	451
	452	{
	453	# DBM Filter tests
	454	use strict ;
	455	my (%h, $db) ;
	456	my ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	457	unlink $Dfile;
	458
	459	sub checkOutput
	460	{
	461	my($fk, $sk, $fv, $sv) = @_ ;
	462	return
	463	$fetch_key eq $fk && $store_key eq $sk &&
	464	$fetch_value eq $fv && $store_value eq $sv &&
	465	$_ eq 'original' ;
	466	}
	467
	468	ok(63, $db = tie(%h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $DB_HASH ) );
	469
	470	$db->filter_fetch_key (sub { $fetch_key = $_ }) ;
	471	$db->filter_store_key (sub { $store_key = $_ }) ;
	472	$db->filter_fetch_value (sub { $fetch_value = $_}) ;
	473	$db->filter_store_value (sub { $store_value = $_ }) ;
	474
	475	$_ = "original" ;
	476
	477	$h{"fred"} = "joe" ;
	478	# fk sk fv sv
	479	ok(64, checkOutput( "", "fred", "", "joe")) ;
	480
	481	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	482	ok(65, $h{"fred"} eq "joe");
	483	# fk sk fv sv
	484	ok(66, checkOutput( "", "fred", "joe", "")) ;
	485
	486	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	487	ok(67, $db->FIRSTKEY() eq "fred") ;
	488	# fk sk fv sv
	489	ok(68, checkOutput( "fred", "", "", "")) ;
	490
	491	# replace the filters, but remember the previous set
	492	my ($old_fk) = $db->filter_fetch_key
	493	(sub { $_ = uc $_ ; $fetch_key = $_ }) ;
	494	my ($old_sk) = $db->filter_store_key
	495	(sub { $_ = lc $_ ; $store_key = $_ }) ;
	496	my ($old_fv) = $db->filter_fetch_value
	497	(sub { $_ = "[$_]"; $fetch_value = $_ }) ;
	498	my ($old_sv) = $db->filter_store_value
	499	(sub { s/o/x/g; $store_value = $_ }) ;
	500
	501	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	502	$h{"Fred"} = "Joe" ;
	503	# fk sk fv sv
	504	ok(69, checkOutput( "", "fred", "", "Jxe")) ;
	505
	506	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	507	ok(70, $h{"Fred"} eq "[Jxe]");
	508	# fk sk fv sv
	509	ok(71, checkOutput( "", "fred", "[Jxe]", "")) ;
	510
	511	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	512	ok(72, $db->FIRSTKEY() eq "FRED") ;
	513	# fk sk fv sv
	514	ok(73, checkOutput( "FRED", "", "", "")) ;
515
516	# put the original filters back
517	$db->filter_fetch_key ($old_fk);
518	$db->filter_store_key ($old_sk);
519	$db->filter_fetch_value ($old_fv);
520	$db->filter_store_value ($old_sv);
521
522	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
523	$h{"fred"} = "joe" ;
524	ok(74, checkOutput( "", "fred", "", "joe")) ;
525
526	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
527	ok(75, $h{"fred"} eq "joe");
528	ok(76, checkOutput( "", "fred", "joe", "")) ;
529
530	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
531	ok(77, $db->FIRSTKEY() eq "fred") ;
532	ok(78, checkOutput( "fred", "", "", "")) ;
533
534	# delete the filters
535	$db->filter_fetch_key (undef);
536	$db->filter_store_key (undef);
537	$db->filter_fetch_value (undef);
538	$db->filter_store_value (undef);
539
540	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
541	$h{"fred"} = "joe" ;
542	ok(79, checkOutput( "", "", "", "")) ;
543
544	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
545	ok(80, $h{"fred"} eq "joe");
546	ok(81, checkOutput( "", "", "", "")) ;
547
548	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
549	ok(82, $db->FIRSTKEY() eq "fred") ;
550	ok(83, checkOutput( "", "", "", "")) ;
551
552	undef $db ;
553	untie %h;
554	unlink $Dfile;
555	}
556
557	{
558	# DBM Filter with a closure
559
560	use strict ;
561	my (%h, $db) ;
562
563	unlink $Dfile;
564	ok(84, $db = tie(%h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $DB_HASH ) );
565
566	my %result = () ;
567
568	sub Closure
569	{
570	my ($name) = @_ ;
571	my $count = 0 ;
572	my @kept = () ;
573
574	return sub { ++$count ;
575	push @kept, $_ ;
576	$result{$name} = "$name - $count: [@kept]" ;
577	}
578	}
579
580	$db->filter_store_key(Closure("store key")) ;
581	$db->filter_store_value(Closure("store value")) ;
582	$db->filter_fetch_key(Closure("fetch key")) ;
583	$db->filter_fetch_value(Closure("fetch value")) ;
584
585	$_ = "original" ;
586
587	$h{"fred"} = "joe" ;
588	ok(85, $result{"store key"} eq "store key - 1: [fred]");
589	ok(86, $result{"store value"} eq "store value - 1: [joe]");
590	ok(87, ! defined $result{"fetch key"} );
591	ok(88, ! defined $result{"fetch value"} );
592	ok(89, $_ eq "original") ;
593
594	ok(90, $db->FIRSTKEY() eq "fred") ;
595	ok(91, $result{"store key"} eq "store key - 1: [fred]");
596	ok(92, $result{"store value"} eq "store value - 1: [joe]");
597	ok(93, $result{"fetch key"} eq "fetch key - 1: [fred]");
598	ok(94, ! defined $result{"fetch value"} );
599	ok(95, $_ eq "original") ;
600
601	$h{"jim"} = "john" ;
602	ok(96, $result{"store key"} eq "store key - 2: [fred jim]");
603	ok(97, $result{"store value"} eq "store value - 2: [joe john]");
604	ok(98, $result{"fetch key"} eq "fetch key - 1: [fred]");
605	ok(99, ! defined $result{"fetch value"} );
606	ok(100, $_ eq "original") ;
607
608	ok(101, $h{"fred"} eq "joe");
609	ok(102, $result{"store key"} eq "store key - 3: [fred jim fred]");
610	ok(103, $result{"store value"} eq "store value - 2: [joe john]");
611	ok(104, $result{"fetch key"} eq "fetch key - 1: [fred]");
612	ok(105, $result{"fetch value"} eq "fetch value - 1: [joe]");
613	ok(106, $_ eq "original") ;
614
615	undef $db ;
616	untie %h;
617	unlink $Dfile;
618	}
619
620	{
621	# DBM Filter recursion detection
622	use strict ;
623	my (%h, $db) ;
624	unlink $Dfile;
625
626	ok(107, $db = tie(%h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $DB_HASH ) );
627
628	$db->filter_store_key (sub { $_ = $h{$_} }) ;
629
630	eval '$h{1} = 1234' ;
631	ok(108, $@ =~ /^recursion detected in filter_store_key at/ );
632
633	undef $db ;
634	untie %h;
635	unlink $Dfile;
636	}
637
2c2d71f5	638
	639	{
	640	# Examples from the POD
	641
	642	my $file = "xyzt" ;
	643	{
	644	my $redirect = new Redirect $file ;
	645
	646	use strict ;
	647	use DB_File ;
	648	use vars qw( %h $k $v ) ;
	649
	650	unlink "fruit" ;
	651	tie %h, "DB_File", "fruit", O_RDWR\|O_CREAT, 0640, $DB_HASH
	652	or die "Cannot open file 'fruit': $!\n";
	653
	654	# Add a few key/value pairs to the file
	655	$h{"apple"} = "red" ;
	656	$h{"orange"} = "orange" ;
	657	$h{"banana"} = "yellow" ;
	658	$h{"tomato"} = "red" ;
	659
	660	# Check for existence of a key
	661	print "Banana Exists\n\n" if $h{"banana"} ;
	662
	663	# Delete a key/value pair.
	664	delete $h{"apple"} ;
	665
	666	# print the contents of the file
	667	while (($k, $v) = each %h)
	668	{ print "$k -> $v\n" }
	669
	670	untie %h ;
	671
	672	unlink "fruit" ;
	673	}
	674
	675	ok(109, docat_del($file) eq <<'EOM') ;
	676	Banana Exists
	677
	678	orange -> orange
	679	tomato -> red
	680	banana -> yellow
	681	EOM
	682
	683	}
	684
a0d0e21e	685	exit ;