[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\n";
	exit 0;
    }
}

use DB_File; 
use Fcntl;

print "1..108\n";

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

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 '' );

#$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;
}

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