[perl5.git] / ext / SDBM_File / t / sdbm.t

#!./perl

# $RCSfile: dbm.t,v $$Revision: 4.1 $$Date: 92/08/07 18:27:43 $

BEGIN {
    require Config; import Config;
    if ($Config{'extensions'} !~ /\bSDBM_File\b/) {
	print "1..0 # Skip: no SDBM_File\n";
	exit 0;
    }
}

use strict;
use warnings;

sub ok
{
    my $no = shift ;
    my $result = shift ;

    print "not " unless $result ;
    print "ok $no\n" ;
}

require SDBM_File;
#If Fcntl is not available, try 0x202 or 0x102 for O_RDWR|O_CREAT
use Fcntl;

print "1..80\n";

unlink <Op_dbmx.*>;

umask(0);
my %h ;
ok(1, tie %h,'SDBM_File','Op_dbmx', O_RDWR|O_CREAT, 0640);

my $Dfile = "Op_dbmx.pag";
if (! -e $Dfile) {
	($Dfile) = <Op_dbmx.*>;
}
if ($^O eq 'amigaos' || $^O eq 'os2' || $^O eq 'MSWin32' || $^O eq 'NetWare' || $^O eq 'dos' || $^O eq 'cygwin') {
    print "ok 2 # Skipped: different file permission semantics\n";
}
else {
    my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
     $blksize,$blocks) = stat($Dfile);
    print (($mode & 0777) == ($^O eq 'vos' ? 0750 : 0640) ? "ok 2\n" : "not ok 2\n");
}
my $i = 0;
while (my ($key,$value) = each(%h)) {
    $i++;
}
print (!$i ? "ok 3\n" : "not ok 3\n");

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

$h{'abc'} = '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';
$h{'c'} = 'C';
$h{'d'} = 'D';
$h{'e'} = 'E';
$h{'f'} = 'F';
$h{'g'} = 'G';
$h{'h'} = 'H';
$h{'i'} = 'I';

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

untie(%h);
print (tie(%h,'SDBM_File','Op_dbmx', O_RDWR, 0640) ? "ok 4\n" : "not ok 4\n");

$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'};
delete $h{'goner3'};

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

if ($#keys == 29 && $#values == 29) {print "ok 5\n";} else {print "not ok 5\n";}

while (my ($key,$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;
    }
}

if ($i == 30) {print "ok 6\n";} else {print "not ok 6\n";}

@keys = ('blurfl', keys(%h), 'dyick');
if ($#keys == 31) {print "ok 7\n";} else {print "not ok 7\n";}

$h{'foo'} = '';
$h{''} = 'bar';

# check cache overflow and numeric keys and contents
my $ok = 1;
for ($i = 1; $i < 200; $i++) { $h{$i + 0} = $i + 0; }
for ($i = 1; $i < 200; $i++) { $ok = 0 unless $h{$i} == $i; }
print ($ok ? "ok 8\n" : "not ok 8\n");

my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
   $blksize,$blocks) = stat($Dfile);
print ($size > 0 ? "ok 9\n" : "not ok 9\n");

@h{0..200} = 200..400;
my @foo = @h{0..200};
print join(':',200..400) eq join(':',@foo) ? "ok 10\n" : "not ok 10\n";

print ($h{'foo'} eq '' ? "ok 11\n" : "not ok 11\n");
print ($h{''} eq 'bar' ? "ok 12\n" : "not ok 12\n");


{
   # sub-class test

   package Another ;

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

   package SubDB ;

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

   require Exporter ;
   use SDBM_File;
   @ISA=qw(SDBM_File);
   @EXPORT = @SDBM_File::EXPORT if @SDBM_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 A_new_method
   {
	my $self = shift ;
        my $key = shift ;
        my $value = $self->FETCH($key) ;
	return "[[$value]]" ;
   }

   1 ;
EOM

    close FILE  or die "Could not close: $!";

    BEGIN { push @INC, '.'; }

    eval 'use SubDB ; use Fcntl ;';
    main::ok(13, $@ eq "") ;
    my %h ;
    my $X ;
    eval '
	$X = tie(%h, "SubDB","dbhash_tmp", O_RDWR|O_CREAT, 0640 );
	' ;

    main::ok(14, $@ eq "") ;

    my $ret = eval '$h{"fred"} = 3 ; return $h{"fred"} ' ;
    main::ok(15, $@ eq "") ;
    main::ok(16, $ret == 5) ;

    $ret = eval '$X->A_new_method("fred") ' ;
    main::ok(17, $@ eq "") ;
    main::ok(18, $ret eq "[[5]]") ;

    undef $X;
    untie(%h);
    unlink "SubDB.pm", <dbhash_tmp.*> ;

}

ok(19, !exists $h{'goner1'});
ok(20, exists $h{'foo'});

untie %h;
unlink <Op_dbmx*>, $Dfile;

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

   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' ;
   }
   
   unlink <Op_dbmx*>;
   ok(21, $db = tie(%h, 'SDBM_File','Op_dbmx', O_RDWR|O_CREAT, 0640)) ;

   $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(22, checkOutput( "", "fred", "", "joe")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(23, $h{"fred"} eq "joe");
   #                   fk    sk     fv    sv
   ok(24, checkOutput( "", "fred", "joe", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(25, $db->FIRSTKEY() eq "fred") ;
   #                    fk     sk  fv  sv
   ok(26, 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(27, checkOutput( "", "fred", "", "Jxe")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(28, $h{"Fred"} eq "[Jxe]");
   #                   fk   sk     fv    sv
   ok(29, checkOutput( "", "fred", "[Jxe]", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(30, $db->FIRSTKEY() eq "FRED") ;
   #                   fk   sk     fv    sv
   ok(31, 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(32, checkOutput( "", "fred", "", "joe")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(33, $h{"fred"} eq "joe");
   ok(34, checkOutput( "", "fred", "joe", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(35, $db->FIRSTKEY() eq "fred") ;
   ok(36, 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(37, checkOutput( "", "", "", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(38, $h{"fred"} eq "joe");
   ok(39, checkOutput( "", "", "", "")) ;

   ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
   ok(40, $db->FIRSTKEY() eq "fred") ;
   ok(41, checkOutput( "", "", "", "")) ;

   undef $db ;
   untie %h;
   unlink <Op_dbmx*>;
}

{    
    # DBM Filter with a closure

    my (%h, $db) ;

    unlink <Op_dbmx*>;
    ok(42, $db = tie(%h, 'SDBM_File','Op_dbmx', O_RDWR|O_CREAT, 0640)) ;

    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(43, $result{"store key"} eq "store key - 1: [fred]");
    ok(44, $result{"store value"} eq "store value - 1: [joe]");
    ok(45, !defined $result{"fetch key"} );
    ok(46, !defined $result{"fetch value"} );
    ok(47, $_ eq "original") ;

    ok(48, $db->FIRSTKEY() eq "fred") ;
    ok(49, $result{"store key"} eq "store key - 1: [fred]");
    ok(50, $result{"store value"} eq "store value - 1: [joe]");
    ok(51, $result{"fetch key"} eq "fetch key - 1: [fred]");
    ok(52, ! defined $result{"fetch value"} );
    ok(53, $_ eq "original") ;

    $h{"jim"}  = "john" ;
    ok(54, $result{"store key"} eq "store key - 2: [fred jim]");
    ok(55, $result{"store value"} eq "store value - 2: [joe john]");
    ok(56, $result{"fetch key"} eq "fetch key - 1: [fred]");
    ok(57, ! defined $result{"fetch value"} );
    ok(58, $_ eq "original") ;

    ok(59, $h{"fred"} eq "joe");
    ok(60, $result{"store key"} eq "store key - 3: [fred jim fred]");
    ok(61, $result{"store value"} eq "store value - 2: [joe john]");
    ok(62, $result{"fetch key"} eq "fetch key - 1: [fred]");
    ok(63, $result{"fetch value"} eq "fetch value - 1: [joe]");
    ok(64, $_ eq "original") ;

    undef $db ;
    untie %h;
    unlink <Op_dbmx*>;
}		

{
   # DBM Filter recursion detection
   my (%h, $db) ;
   unlink <Op_dbmx*>;

   ok(65, $db = tie(%h, 'SDBM_File','Op_dbmx', O_RDWR|O_CREAT, 0640)) ;

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

   eval '$h{1} = 1234' ;
   ok(66, $@ =~ /^recursion detected in filter_store_key at/ );
   
   undef $db ;
   untie %h;
   unlink <Op_dbmx*>;
}

{
    # Bug ID 20001013.009
    #
    # test that $hash{KEY} = undef doesn't produce the warning
    #     Use of uninitialized value in null operation 

    unlink <Op_dbmx*>;
    my %h ;
    my $a = "";
    local $SIG{__WARN__} = sub {$a = $_[0]} ;
    
    ok(67, tie(%h, 'SDBM_File','Op_dbmx', O_RDWR|O_CREAT, 0640)) ;
    $h{ABC} = undef;
    ok(68, $a eq "") ;

    untie %h;
    unlink <Op_dbmx*>;
}

{
    # When iterating over a tied hash using "each", the key passed to FETCH
    # will be recycled and passed to NEXTKEY. If a Source Filter modifies the
    # key in FETCH via a filter_fetch_key method we need to check that the
    # modified key doesn't get passed to NEXTKEY.
    # Also Test "keys" & "values" while we are at it.

    unlink <Op_dbmx*>;
    my $bad_key = 0 ;
    my %h = () ;
    ok(69, my $db = tie(%h, 'SDBM_File','Op_dbmx', O_RDWR|O_CREAT, 0640)) ;
    $db->filter_fetch_key (sub { $_ =~ s/^Beta_/Alpha_/ if defined $_}) ;
    $db->filter_store_key (sub { $bad_key = 1 if /^Beta_/ ; $_ =~ s/^Alpha_/Beta_/}) ;

    $h{'Alpha_ABC'} = 2 ;
    $h{'Alpha_DEF'} = 5 ;

    ok(70, $h{'Alpha_ABC'} == 2);
    ok(71, $h{'Alpha_DEF'} == 5);

    my ($k, $v) = ("","");
    while (($k, $v) = each %h) {}
    ok(72, $bad_key == 0);

    $bad_key = 0 ;
    foreach $k (keys %h) {}
    ok(73, $bad_key == 0);

    $bad_key = 0 ;
    foreach $v (values %h) {}
    ok(74, $bad_key == 0);

    undef $db ;
    untie %h ;
    unlink <Op_dbmx*>;
}


{
   # Check that DBM Filter can cope with read-only $_

   my %h ;
   unlink <Op1_dbmx*>;

   ok(75, my $db = tie(%h, 'SDBM_File','Op1_dbmx', O_RDWR|O_CREAT, 0640)) ;

   $db->filter_fetch_key   (sub { }) ;
   $db->filter_store_key   (sub { }) ;
   $db->filter_fetch_value (sub { }) ;
   $db->filter_store_value (sub { }) ;

   $_ = "original" ;

   $h{"fred"} = "joe" ;
   ok(76, $h{"fred"} eq "joe");

   eval { map { $h{$_} } (1, 2, 3) };
   ok (77, ! $@);


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

   $h{"fred"} = "joe" ;

   ok(78, $h{"fred"} eq "joe");

   ok(79, $db->FIRSTKEY() eq "fred") ;
   
   eval { map { $h{$_} } (1, 2, 3) };
   ok (80, ! $@);

   undef $db ;
   untie %h;
   unlink <Op1_dbmx*>;
}
exit ;
Commit	Line	Data
a687059c LW	1	#!./perl
a687059c LW	2
79072805	3	# $RCSfile: dbm.t,v $$Revision: 4.1 $$Date: 92/08/07 18:27:43 $
a687059c	4
85e6fe83	5	BEGIN {
85e6fe83	6	require Config; import Config;
0468c23b	7	if ($Config{'extensions'} !~ /\bSDBM_File\b/) {
dbb032c1	8	print "1..0 # Skip: no SDBM_File\n";
85e6fe83 LW	9	exit 0;
	10	}
	11	}
698828ad JH	12
	13	use strict;
	14	use warnings;
	15
	16	sub ok
	17	{
	18	my $no = shift ;
	19	my $result = shift ;
	20
	21	print "not " unless $result ;
	22	print "ok $no\n" ;
	23	}
	24
8990e307	25	require SDBM_File;
a0d0e21e LW	26	#If Fcntl is not available, try 0x202 or 0x102 for O_RDWR\|O_CREAT
a0d0e21e LW	27	use Fcntl;
a687059c	28
6a31061a	29	print "1..80\n";
a687059c	30
bf99883d	31	unlink <Op_dbmx.*>;
79072805	32
a687059c	33	umask(0);
698828ad JH	34	my %h ;
698828ad JH	35	ok(1, tie %h,'SDBM_File','Op_dbmx', O_RDWR\|O_CREAT, 0640);
79072805	36
698828ad	37	my $Dfile = "Op_dbmx.pag";
79072805	38	if (! -e $Dfile) {
bf99883d	39	($Dfile) = <Op_dbmx.*>;
79072805	40	}
cd4b52c2	41	if ($^O eq 'amigaos' \|\| $^O eq 'os2' \|\| $^O eq 'MSWin32' \|\| $^O eq 'NetWare' \|\| $^O eq 'dos' \|\| $^O eq 'cygwin') {
fac76ed7	42	print "ok 2 # Skipped: different file permission semantics\n";
544a3566 CS	43	}
544a3566 CS	44	else {
698828ad	45	my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
544a3566	46	$blksize,$blocks) = stat($Dfile);
d9c1b26a	47	print (($mode & 0777) == ($^O eq 'vos' ? 0750 : 0640) ? "ok 2\n" : "not ok 2\n");
544a3566	48	}
698828ad JH	49	my $i = 0;
698828ad JH	50	while (my ($key,$value) = each(%h)) {
a687059c LW	51	$i++;
	52	}
	53	print (!$i ? "ok 3\n" : "not ok 3\n");
	54
	55	$h{'goner1'} = 'snork';
	56
	57	$h{'abc'} = 'ABC';
	58	$h{'def'} = 'DEF';
	59	$h{'jkl','mno'} = "JKL\034MNO";
	60	$h{'a',2,3,4,5} = join("\034",'A',2,3,4,5);
	61	$h{'a'} = 'A';
	62	$h{'b'} = 'B';
	63	$h{'c'} = 'C';
	64	$h{'d'} = 'D';
	65	$h{'e'} = 'E';
	66	$h{'f'} = 'F';
	67	$h{'g'} = 'G';
	68	$h{'h'} = 'H';
	69	$h{'i'} = 'I';
	70
	71	$h{'goner2'} = 'snork';
	72	delete $h{'goner2'};
	73
463ee0b2	74	untie(%h);
698828ad	75	print (tie(%h,'SDBM_File','Op_dbmx', O_RDWR, 0640) ? "ok 4\n" : "not ok 4\n");
a687059c LW	76
	77	$h{'j'} = 'J';
	78	$h{'k'} = 'K';
	79	$h{'l'} = 'L';
	80	$h{'m'} = 'M';
	81	$h{'n'} = 'N';
	82	$h{'o'} = 'O';
	83	$h{'p'} = 'P';
	84	$h{'q'} = 'Q';
	85	$h{'r'} = 'R';
	86	$h{'s'} = 'S';
	87	$h{'t'} = 'T';
	88	$h{'u'} = 'U';
	89	$h{'v'} = 'V';
	90	$h{'w'} = 'W';
	91	$h{'x'} = 'X';
	92	$h{'y'} = 'Y';
	93	$h{'z'} = 'Z';
	94
	95	$h{'goner3'} = 'snork';
	96
	97	delete $h{'goner1'};
	98	delete $h{'goner3'};
	99
698828ad JH	100	my @keys = keys(%h);
698828ad JH	101	my @values = values(%h);
a687059c LW	102
	103	if ($#keys == 29 && $#values == 29) {print "ok 5\n";} else {print "not ok 5\n";}
	104
698828ad	105	while (my ($key,$value) = each(%h)) {
2f52a358	106	if ($key eq $keys[$i] && $value eq $values[$i] && $key eq lc($value)) {
a687059c LW	107	$key =~ y/a-z/A-Z/;
	108	$i++ if $key eq $value;
	109	}
	110	}
	111
	112	if ($i == 30) {print "ok 6\n";} else {print "not ok 6\n";}
	113
c6aa4a32	114	@keys = ('blurfl', keys(%h), 'dyick');
a687059c LW	115	if ($#keys == 31) {print "ok 7\n";} else {print "not ok 7\n";}
a687059c LW	116
fe14fcc3 LW	117	$h{'foo'} = '';
	118	$h{''} = 'bar';
	119
a687059c	120	# check cache overflow and numeric keys and contents
698828ad	121	my $ok = 1;
a687059c LW	122	for ($i = 1; $i < 200; $i++) { $h{$i + 0} = $i + 0; }
	123	for ($i = 1; $i < 200; $i++) { $ok = 0 unless $h{$i} == $i; }
	124	print ($ok ? "ok 8\n" : "not ok 8\n");
	125
698828ad	126	my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
79072805	127	$blksize,$blocks) = stat($Dfile);
a687059c LW	128	print ($size > 0 ? "ok 9\n" : "not ok 9\n");
a687059c LW	129
0f85fab0	130	@h{0..200} = 200..400;
698828ad	131	my @foo = @h{0..200};
fe14fcc3 LW	132	print join(':',200..400) eq join(':',@foo) ? "ok 10\n" : "not ok 10\n";
	133
	134	print ($h{'foo'} eq '' ? "ok 11\n" : "not ok 11\n");
	135	print ($h{''} eq 'bar' ? "ok 12\n" : "not ok 12\n");
0f85fab0	136
4e2a63a7	137
4e2a63a7 PM	138	{
	139	# sub-class test
	140
	141	package Another ;
	142
4e2a63a7 PM	143	open(FILE, ">SubDB.pm") or die "Cannot open SubDB.pm: $!\n" ;
	144	print FILE <<'EOM' ;
	145
	146	package SubDB ;
	147
	148	use strict ;
698828ad	149	use warnings ;
4e2a63a7 PM	150	use vars qw( @ISA @EXPORT) ;
	151
	152	require Exporter ;
	153	use SDBM_File;
	154	@ISA=qw(SDBM_File);
d97c514e	155	@EXPORT = @SDBM_File::EXPORT if @SDBM_File::EXPORT ;
4e2a63a7 PM	156
	157	sub STORE {
	158	my $self = shift ;
	159	my $key = shift ;
	160	my $value = shift ;
	161	$self->SUPER::STORE($key, $value * 2) ;
	162	}
	163
	164	sub FETCH {
	165	my $self = shift ;
	166	my $key = shift ;
	167	$self->SUPER::FETCH($key) - 1 ;
	168	}
	169
	170	sub A_new_method
	171	{
	172	my $self = shift ;
	173	my $key = shift ;
	174	my $value = $self->FETCH($key) ;
	175	return "[[$value]]" ;
	176	}
	177
	178	1 ;
	179	EOM
	180
d1e4d418	181	close FILE or die "Could not close: $!";
4e2a63a7 PM	182
	183	BEGIN { push @INC, '.'; }
	184
	185	eval 'use SubDB ; use Fcntl ;';
	186	main::ok(13, $@ eq "") ;
	187	my %h ;
	188	my $X ;
	189	eval '
bf99883d	190	$X = tie(%h, "SubDB","dbhash_tmp", O_RDWR\|O_CREAT, 0640 );
4e2a63a7 PM	191	' ;
	192
	193	main::ok(14, $@ eq "") ;
	194
	195	my $ret = eval '$h{"fred"} = 3 ; return $h{"fred"} ' ;
	196	main::ok(15, $@ eq "") ;
	197	main::ok(16, $ret == 5) ;
	198
	199	$ret = eval '$X->A_new_method("fred") ' ;
	200	main::ok(17, $@ eq "") ;
	201	main::ok(18, $ret eq "[[5]]") ;
	202
fac76ed7 MB	203	undef $X;
fac76ed7 MB	204	untie(%h);
bf99883d	205	unlink "SubDB.pm", <dbhash_tmp.*> ;
4e2a63a7 PM	206
4e2a63a7 PM	207	}
f4b9d880 RA	208
	209	ok(19, !exists $h{'goner1'});
	210	ok(20, exists $h{'foo'});
	211
	212	untie %h;
9fe6733a PM	213	unlink <Op_dbmx*>, $Dfile;
	214
	215	{
	216	# DBM Filter tests
9fe6733a PM	217	my (%h, $db) ;
	218	my ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	219
	220	sub checkOutput
	221	{
	222	my($fk, $sk, $fv, $sv) = @_ ;
	223	return
	224	$fetch_key eq $fk && $store_key eq $sk &&
	225	$fetch_value eq $fv && $store_value eq $sv &&
	226	$_ eq 'original' ;
	227	}
	228
	229	unlink <Op_dbmx*>;
	230	ok(21, $db = tie(%h, 'SDBM_File','Op_dbmx', O_RDWR\|O_CREAT, 0640)) ;
	231
	232	$db->filter_fetch_key (sub { $fetch_key = $_ }) ;
	233	$db->filter_store_key (sub { $store_key = $_ }) ;
	234	$db->filter_fetch_value (sub { $fetch_value = $_}) ;
	235	$db->filter_store_value (sub { $store_value = $_ }) ;
	236
	237	$_ = "original" ;
	238
	239	$h{"fred"} = "joe" ;
	240	# fk sk fv sv
	241	ok(22, checkOutput( "", "fred", "", "joe")) ;
	242
	243	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	244	ok(23, $h{"fred"} eq "joe");
	245	# fk sk fv sv
	246	ok(24, checkOutput( "", "fred", "joe", "")) ;
	247
	248	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	249	ok(25, $db->FIRSTKEY() eq "fred") ;
	250	# fk sk fv sv
	251	ok(26, checkOutput( "fred", "", "", "")) ;
	252
	253	# replace the filters, but remember the previous set
	254	my ($old_fk) = $db->filter_fetch_key
	255	(sub { $_ = uc $_ ; $fetch_key = $_ }) ;
	256	my ($old_sk) = $db->filter_store_key
	257	(sub { $_ = lc $_ ; $store_key = $_ }) ;
	258	my ($old_fv) = $db->filter_fetch_value
	259	(sub { $_ = "[$_]"; $fetch_value = $_ }) ;
	260	my ($old_sv) = $db->filter_store_value
	261	(sub { s/o/x/g; $store_value = $_ }) ;
	262
	263	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	264	$h{"Fred"} = "Joe" ;
	265	# fk sk fv sv
	266	ok(27, checkOutput( "", "fred", "", "Jxe")) ;
	267
	268	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	269	ok(28, $h{"Fred"} eq "[Jxe]");
	270	# fk sk fv sv
	271	ok(29, checkOutput( "", "fred", "[Jxe]", "")) ;
	272
	273	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
	274	ok(30, $db->FIRSTKEY() eq "FRED") ;
	275	# fk sk fv sv
	276	ok(31, checkOutput( "FRED", "", "", "")) ;
	277
	278	# put the original filters back
	279	$db->filter_fetch_key ($old_fk);
	280	$db->filter_store_key ($old_sk);
281	$db->filter_fetch_value ($old_fv);
282	$db->filter_store_value ($old_sv);
283
284	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
285	$h{"fred"} = "joe" ;
286	ok(32, checkOutput( "", "fred", "", "joe")) ;
287
288	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
289	ok(33, $h{"fred"} eq "joe");
290	ok(34, checkOutput( "", "fred", "joe", "")) ;
291
292	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
293	ok(35, $db->FIRSTKEY() eq "fred") ;
294	ok(36, checkOutput( "fred", "", "", "")) ;
295
296	# delete the filters
297	$db->filter_fetch_key (undef);
298	$db->filter_store_key (undef);
299	$db->filter_fetch_value (undef);
300	$db->filter_store_value (undef);
301
302	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
303	$h{"fred"} = "joe" ;
304	ok(37, checkOutput( "", "", "", "")) ;
305
306	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
307	ok(38, $h{"fred"} eq "joe");
308	ok(39, checkOutput( "", "", "", "")) ;
309
310	($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
311	ok(40, $db->FIRSTKEY() eq "fred") ;
312	ok(41, checkOutput( "", "", "", "")) ;
313
314	undef $db ;
315	untie %h;
316	unlink <Op_dbmx*>;
317	}
318
319	{
320	# DBM Filter with a closure
321
9fe6733a PM	322	my (%h, $db) ;
	323
	324	unlink <Op_dbmx*>;
	325	ok(42, $db = tie(%h, 'SDBM_File','Op_dbmx', O_RDWR\|O_CREAT, 0640)) ;
	326
	327	my %result = () ;
	328
	329	sub Closure
	330	{
	331	my ($name) = @_ ;
	332	my $count = 0 ;
	333	my @kept = () ;
	334
	335	return sub { ++$count ;
	336	push @kept, $_ ;
	337	$result{$name} = "$name - $count: [@kept]" ;
	338	}
	339	}
	340
	341	$db->filter_store_key(Closure("store key")) ;
	342	$db->filter_store_value(Closure("store value")) ;
	343	$db->filter_fetch_key(Closure("fetch key")) ;
	344	$db->filter_fetch_value(Closure("fetch value")) ;
	345
	346	$_ = "original" ;
	347
	348	$h{"fred"} = "joe" ;
	349	ok(43, $result{"store key"} eq "store key - 1: [fred]");
	350	ok(44, $result{"store value"} eq "store value - 1: [joe]");
	351	ok(45, !defined $result{"fetch key"} );
	352	ok(46, !defined $result{"fetch value"} );
	353	ok(47, $_ eq "original") ;
	354
	355	ok(48, $db->FIRSTKEY() eq "fred") ;
	356	ok(49, $result{"store key"} eq "store key - 1: [fred]");
	357	ok(50, $result{"store value"} eq "store value - 1: [joe]");
	358	ok(51, $result{"fetch key"} eq "fetch key - 1: [fred]");
	359	ok(52, ! defined $result{"fetch value"} );
	360	ok(53, $_ eq "original") ;
	361
	362	$h{"jim"} = "john" ;
	363	ok(54, $result{"store key"} eq "store key - 2: [fred jim]");
	364	ok(55, $result{"store value"} eq "store value - 2: [joe john]");
	365	ok(56, $result{"fetch key"} eq "fetch key - 1: [fred]");
698828ad	366	ok(57, ! defined $result{"fetch value"} );
9fe6733a PM	367	ok(58, $_ eq "original") ;
	368
	369	ok(59, $h{"fred"} eq "joe");
	370	ok(60, $result{"store key"} eq "store key - 3: [fred jim fred]");
	371	ok(61, $result{"store value"} eq "store value - 2: [joe john]");
	372	ok(62, $result{"fetch key"} eq "fetch key - 1: [fred]");
	373	ok(63, $result{"fetch value"} eq "fetch value - 1: [joe]");
	374	ok(64, $_ eq "original") ;
	375
	376	undef $db ;
	377	untie %h;
	378	unlink <Op_dbmx*>;
	379	}
	380
	381	{
	382	# DBM Filter recursion detection
9fe6733a PM	383	my (%h, $db) ;
	384	unlink <Op_dbmx*>;
	385
	386	ok(65, $db = tie(%h, 'SDBM_File','Op_dbmx', O_RDWR\|O_CREAT, 0640)) ;
	387
	388	$db->filter_store_key (sub { $_ = $h{$_} }) ;
	389
	390	eval '$h{1} = 1234' ;
	391	ok(66, $@ =~ /^recursion detected in filter_store_key at/ );
	392
	393	undef $db ;
	394	untie %h;
	395	unlink <Op_dbmx*>;
f4b9d880	396	}
9fe6733a	397
cbc5248d PM	398	{
	399	# Bug ID 20001013.009
	400	#
	401	# test that $hash{KEY} = undef doesn't produce the warning
	402	# Use of uninitialized value in null operation
cbc5248d PM	403
	404	unlink <Op_dbmx*>;
	405	my %h ;
	406	my $a = "";
	407	local $SIG{__WARN__} = sub {$a = $_[0]} ;
	408
	409	ok(67, tie(%h, 'SDBM_File','Op_dbmx', O_RDWR\|O_CREAT, 0640)) ;
	410	$h{ABC} = undef;
	411	ok(68, $a eq "") ;
	412
	413	untie %h;
	414	unlink <Op_dbmx*>;
	415	}
0bf2e707 PM	416
	417	{
	418	# When iterating over a tied hash using "each", the key passed to FETCH
	419	# will be recycled and passed to NEXTKEY. If a Source Filter modifies the
	420	# key in FETCH via a filter_fetch_key method we need to check that the
	421	# modified key doesn't get passed to NEXTKEY.
	422	# Also Test "keys" & "values" while we are at it.
	423
03fbabc6	424	unlink <Op_dbmx*>;
0bf2e707 PM	425	my $bad_key = 0 ;
	426	my %h = () ;
	427	ok(69, my $db = tie(%h, 'SDBM_File','Op_dbmx', O_RDWR\|O_CREAT, 0640)) ;
	428	$db->filter_fetch_key (sub { $_ =~ s/^Beta_/Alpha_/ if defined $_}) ;
	429	$db->filter_store_key (sub { $bad_key = 1 if /^Beta_/ ; $_ =~ s/^Alpha_/Beta_/}) ;
	430
	431	$h{'Alpha_ABC'} = 2 ;
	432	$h{'Alpha_DEF'} = 5 ;
	433
	434	ok(70, $h{'Alpha_ABC'} == 2);
	435	ok(71, $h{'Alpha_DEF'} == 5);
	436
	437	my ($k, $v) = ("","");
	438	while (($k, $v) = each %h) {}
	439	ok(72, $bad_key == 0);
	440
	441	$bad_key = 0 ;
	442	foreach $k (keys %h) {}
	443	ok(73, $bad_key == 0);
	444
	445	$bad_key = 0 ;
	446	foreach $v (values %h) {}
	447	ok(74, $bad_key == 0);
	448
	449	undef $db ;
	450	untie %h ;
03fbabc6	451	unlink <Op_dbmx*>;
0bf2e707 PM	452	}
0bf2e707 PM	453
6a31061a PM	454
	455	{
	456	# Check that DBM Filter can cope with read-only $_
	457
6a31061a	458	my %h ;
03fbabc6	459	unlink <Op1_dbmx*>;
6a31061a PM	460
	461	ok(75, my $db = tie(%h, 'SDBM_File','Op1_dbmx', O_RDWR\|O_CREAT, 0640)) ;
	462
	463	$db->filter_fetch_key (sub { }) ;
	464	$db->filter_store_key (sub { }) ;
	465	$db->filter_fetch_value (sub { }) ;
	466	$db->filter_store_value (sub { }) ;
	467
	468	$_ = "original" ;
	469
	470	$h{"fred"} = "joe" ;
	471	ok(76, $h{"fred"} eq "joe");
	472
c57cf257	473	eval { map { $h{$_} } (1, 2, 3) };
6a31061a PM	474	ok (77, ! $@);
	475
	476
	477	# delete the filters
	478	$db->filter_fetch_key (undef);
	479	$db->filter_store_key (undef);
	480	$db->filter_fetch_value (undef);
	481	$db->filter_store_value (undef);
	482
	483	$h{"fred"} = "joe" ;
	484
	485	ok(78, $h{"fred"} eq "joe");
	486
	487	ok(79, $db->FIRSTKEY() eq "fred") ;
	488
c57cf257	489	eval { map { $h{$_} } (1, 2, 3) };
6a31061a PM	490	ok (80, ! $@);
	491
	492	undef $db ;
	493	untie %h;
03fbabc6	494	unlink <Op1_dbmx*>;
6a31061a	495	}
0bf2e707	496	exit ;