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

#!./perl -w

BEGIN {
    @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;
use strict ;
use vars qw($dbh $Dfile $bad_ones $FA) ;

# full tied array support started in Perl 5.004_57
# Double check to see if it is available.

{
    sub try::TIEARRAY { bless [], "try" }
    sub try::FETCHSIZE { $FA = 1 }
    $FA = 0 ;
    my @a ; 
    tie @a, 'try' ;
    my $a = @a ;
}


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

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

    return $result ;
}

sub bad_one
{
    print STDERR <<EOM unless $bad_ones++ ;
#
# Some older versions of Berkeley DB will fail tests 51, 53 and 55.
#
# You can safely ignore the errors if you're never going to use the
# broken functionality (recno databases with a modified bval). 
# Otherwise you'll have to upgrade your DB library.
#
# If you want to upgrade Berkeley DB, the most recent version is 1.85.
# Check out http://www.bostic.com/db for more details.
#
EOM
}

print "1..78\n";

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

umask(0);

# Check the interface to RECNOINFO

my $dbh = new DB_File::RECNOINFO ;
ok(1, ! defined $dbh->{bval}) ;
ok(2, ! defined $dbh->{cachesize}) ;
ok(3, ! defined $dbh->{psize}) ;
ok(4, ! defined $dbh->{flags}) ;
ok(5, ! defined $dbh->{lorder}) ;
ok(6, ! defined $dbh->{reclen}) ;
ok(7, ! defined $dbh->{bfname}) ;

$dbh->{bval} = 3000 ;
ok(8, $dbh->{bval} == 3000 );

$dbh->{cachesize} = 9000 ;
ok(9, $dbh->{cachesize} == 9000 );

$dbh->{psize} = 400 ;
ok(10, $dbh->{psize} == 400 );

$dbh->{flags} = 65 ;
ok(11, $dbh->{flags} == 65 );

$dbh->{lorder} = 123 ;
ok(12, $dbh->{lorder} == 123 );

$dbh->{reclen} = 1234 ;
ok(13, $dbh->{reclen} == 1234 );

$dbh->{bfname} = 1234 ;
ok(14, $dbh->{bfname} == 1234 );


# Check that an invalid entry is caught both for store & fetch
eval '$dbh->{fred} = 1234' ;
ok(15, $@ =~ /^DB_File::RECNOINFO::STORE - Unknown element 'fred' at/ );
eval 'my $q = $dbh->{fred}' ;
ok(16, $@ =~ /^DB_File::RECNOINFO::FETCH - Unknown element 'fred' at/ );

# Now check the interface to RECNOINFO

my $X  ;
my @h ;
ok(17, $X = tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ;

ok(18, ((stat($Dfile))[2] & 0777) == ($^O eq 'os2' ? 0666 : 0640)
	||  $^O eq 'MSWin32' || $^O eq 'amigaos') ;

#my $l = @h ;
my $l = $X->length ;
ok(19, ($FA ? @h == 0 : !$l) );

my @data = qw( a b c d ever f g h  i j k longername m n o p) ;

$h[0] = shift @data ;
ok(20, $h[0] eq 'a' );

my $ i;
foreach (@data)
  { $h[++$i] = $_ }

unshift (@data, 'a') ;

ok(21, defined $h[1] );
ok(22, ! defined $h[16] );
ok(23, $FA ? @h == @data : $X->length == @data );


# Overwrite an entry & check fetch it
$h[3] = 'replaced' ;
$data[3] = 'replaced' ;
ok(24, $h[3] eq 'replaced' );

#PUSH
my @push_data = qw(added to the end) ;
($FA ? push(@h, @push_data) : $X->push(@push_data)) ;
push (@data, @push_data) ;
ok(25, $h[++$i] eq 'added' );
ok(26, $h[++$i] eq 'to' );
ok(27, $h[++$i] eq 'the' );
ok(28, $h[++$i] eq 'end' );

# POP
my $popped = pop (@data) ;
my $value = ($FA ? pop @h : $X->pop) ;
ok(29, $value eq $popped) ;

# SHIFT
$value = ($FA ? shift @h : $X->shift) ;
my $shifted = shift @data ;
ok(30, $value eq $shifted );

# UNSHIFT

# empty list
($FA ? unshift @h : $X->unshift) ;
ok(31, ($FA ? @h == @data : $X->length == @data ));

my @new_data = qw(add this to the start of the array) ;
$FA ? unshift (@h, @new_data) : $X->unshift (@new_data) ;
unshift (@data, @new_data) ;
ok(32, $FA ? @h == @data : $X->length == @data );
ok(33, $h[0] eq "add") ;
ok(34, $h[1] eq "this") ;
ok(35, $h[2] eq "to") ;
ok(36, $h[3] eq "the") ;
ok(37, $h[4] eq "start") ;
ok(38, $h[5] eq "of") ;
ok(39, $h[6] eq "the") ;
ok(40, $h[7] eq "array") ;
ok(41, $h[8] eq $data[8]) ;

# SPLICE

# Now both arrays should be identical

my $ok = 1 ;
my $j = 0 ;
foreach (@data)
{
   $ok = 0, last if $_ ne $h[$j ++] ; 
}
ok(42, $ok );

# Neagtive subscripts

# get the last element of the array
ok(43, $h[-1] eq $data[-1] );
ok(44, $h[-1] eq $h[ ($FA ? @h : $X->length) -1] );

# get the first element using a negative subscript
eval '$h[ - ( $FA ? @h : $X->length)] = "abcd"' ;
ok(45, $@ eq "" );
ok(46, $h[0] eq "abcd" );

# now try to read before the start of the array
eval '$h[ - (1 + ($FA ? @h : $X->length))] = 1234' ;
ok(47, $@ =~ '^Modification of non-creatable array value attempted' );

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

unlink $Dfile;

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


{
    # Check bval defaults to \n

    my @h = () ;
    my $dbh = new DB_File::RECNOINFO ;
    ok(48, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ;
    $h[0] = "abc" ;
    $h[1] = "def" ;
    $h[3] = "ghi" ;
    untie @h ;
    my $x = docat($Dfile) ;
    unlink $Dfile;
    ok(49, $x eq "abc\ndef\n\nghi\n") ;
}

{
    # Change bval

    my @h = () ;
    my $dbh = new DB_File::RECNOINFO ;
    $dbh->{bval} = "-" ;
    ok(50, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ;
    $h[0] = "abc" ;
    $h[1] = "def" ;
    $h[3] = "ghi" ;
    untie @h ;
    my $x = docat($Dfile) ;
    unlink $Dfile;
    my $ok = ($x eq "abc-def--ghi-") ;
    bad_one() unless $ok ;
    ok(51, $ok) ;
}

{
    # Check R_FIXEDLEN with default bval (space)

    my @h = () ;
    my $dbh = new DB_File::RECNOINFO ;
    $dbh->{flags} = R_FIXEDLEN ;
    $dbh->{reclen} = 5 ;
    ok(52, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ;
    $h[0] = "abc" ;
    $h[1] = "def" ;
    $h[3] = "ghi" ;
    untie @h ;
    my $x = docat($Dfile) ;
    unlink $Dfile;
    my $ok = ($x eq "abc  def       ghi  ") ;
    bad_one() unless $ok ;
    ok(53, $ok) ;
}

{
    # Check R_FIXEDLEN with user-defined bval

    my @h = () ;
    my $dbh = new DB_File::RECNOINFO ;
    $dbh->{flags} = R_FIXEDLEN ;
    $dbh->{bval} = "-" ;
    $dbh->{reclen} = 5 ;
    ok(54, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ;
    $h[0] = "abc" ;
    $h[1] = "def" ;
    $h[3] = "ghi" ;
    untie @h ;
    my $x = docat($Dfile) ;
    unlink $Dfile;
    my $ok = ($x eq "abc--def-------ghi--") ;
    bad_one() unless $ok ;
    ok(55, $ok) ;
}

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

    my $filename = "xyz" ;
    my %x ;
    eval { tie %x, 'DB_File', $filename, O_RDWR|O_CREAT, 0640, $DB_RECNO ; } ;
    ok(56, $@ =~ /^DB_File can only tie an array to a DB_RECNO 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(57, $@ eq "") ;
    my @h ;
    my $X ;
    eval '
	$X = tie(@h, "SubDB","recno.tmp", O_RDWR|O_CREAT, 0640, $DB_RECNO );
	' ;

    main::ok(58, $@ eq "") ;

    my $ret = eval '$h[3] = 3 ; return $h[3] ' ;
    main::ok(59, $@ eq "") ;
    main::ok(60, $ret == 5) ;

    my $value = 0;
    $ret = eval '$X->put(1, 4) ; $X->get(1, $value) ; return $value' ;
    main::ok(61, $@ eq "") ;
    main::ok(62, $ret == 10) ;

    $ret = eval ' R_NEXT eq main::R_NEXT ' ;
    main::ok(63, $@ eq "" ) ;
    main::ok(64, $ret == 1) ;

    $ret = eval '$X->A_new_method(1) ' ;
    main::ok(65, $@ eq "") ;
    main::ok(66, $ret eq "[[11]]") ;

    undef $X;
    untie(@h);
    unlink "SubDB.pm", "recno.tmp" ;

}

{

    # test $#
    my $self ;
    unlink $Dfile;
    ok(67, $self = tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ;
    $h[0] = "abc" ;
    $h[1] = "def" ;
    $h[2] = "ghi" ;
    $h[3] = "jkl" ;
    ok(68, $FA ? $#h == 3 : $self->length() == 4) ;
    undef $self ;
    untie @h ;
    my $x = docat($Dfile) ;
    ok(69, $x eq "abc\ndef\nghi\njkl\n") ;

    # $# sets array to same length
    ok(70, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ;
    if ($FA)
      { $#h = 3 }
    else 
      { $self->STORESIZE(4) }
    ok(71, $FA ? $#h == 3 : $self->length() == 4) ;
    undef $self ;
    untie @h ;
    $x = docat($Dfile) ;
    ok(72, $x eq "abc\ndef\nghi\njkl\n") ;

    # $# sets array to bigger
    ok(73, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ;
    if ($FA)
      { $#h = 6 }
    else 
      { $self->STORESIZE(7) }
    ok(74, $FA ? $#h == 6 : $self->length() == 7) ;
    undef $self ;
    untie @h ;
    $x = docat($Dfile) ;
    ok(75, $x eq "abc\ndef\nghi\njkl\n\n\n\n") ;

    # $# sets array smaller
    ok(76, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ;
    if ($FA)
      { $#h = 2 }
    else 
      { $self->STORESIZE(3) }
    ok(77, $FA ? $#h == 2 : $self->length() == 3) ;
    undef $self ;
    untie @h ;
    $x = docat($Dfile) ;
    ok(78, $x eq "abc\ndef\nghi\n") ;

    unlink $Dfile;


}

exit ;
Commit	Line	Data
f6b705ef	1	#!./perl -w
a0d0e21e	2
a0d0e21e	3	BEGIN {
55497cff	4	@INC = '../lib' if -d '../lib' ;
a0d0e21e	5	require Config; import Config;
	6	if ($Config{'extensions'} !~ /\bDB_File\b/) {
	7	print "1..0\n";
	8	exit 0;
	9	}
	10	}
	11
	12	use DB_File;
	13	use Fcntl;
55d68b4a	14	use strict ;
045291aa	15	use vars qw($dbh $Dfile $bad_ones $FA) ;
	16
	17	# full tied array support started in Perl 5.004_57
a9fd575d	18	# Double check to see if it is available.
	19
	20	{
	21	sub try::TIEARRAY { bless [], "try" }
	22	sub try::FETCHSIZE { $FA = 1 }
	23	$FA = 0 ;
	24	my @a ;
	25	tie @a, 'try' ;
	26	my $a = @a ;
	27	}
	28
a0d0e21e	29
55d68b4a	30	sub ok
	31	{
	32	my $no = shift ;
	33	my $result = shift ;
a0d0e21e	34
55d68b4a	35	print "not " unless $result ;
55d68b4a	36	print "ok $no\n" ;
6250ba0a	37
	38	return $result ;
	39	}
	40
	41	sub bad_one
	42	{
25268f15	43	print STDERR <<EOM unless $bad_ones++ ;
25268f15	44	#
6250ba0a	45	# Some older versions of Berkeley DB will fail tests 51, 53 and 55.
	46	#
	47	# You can safely ignore the errors if you're never going to use the
	48	# broken functionality (recno databases with a modified bval).
	49	# Otherwise you'll have to upgrade your DB library.
	50	#
	51	# If you want to upgrade Berkeley DB, the most recent version is 1.85.
	52	# Check out http://www.bostic.com/db for more details.
	53	#
	54	EOM
55d68b4a	55	}
55d68b4a	56
045291aa	57	print "1..78\n";
55d68b4a	58
	59	my $Dfile = "recno.tmp";
	60	unlink $Dfile ;
a0d0e21e	61
	62	umask(0);
	63
	64	# Check the interface to RECNOINFO
	65
55d68b4a	66	my $dbh = new DB_File::RECNOINFO ;
3fe9a6f1	67	ok(1, ! defined $dbh->{bval}) ;
	68	ok(2, ! defined $dbh->{cachesize}) ;
	69	ok(3, ! defined $dbh->{psize}) ;
	70	ok(4, ! defined $dbh->{flags}) ;
	71	ok(5, ! defined $dbh->{lorder}) ;
	72	ok(6, ! defined $dbh->{reclen}) ;
	73	ok(7, ! defined $dbh->{bfname}) ;
a0d0e21e	74
a0d0e21e	75	$dbh->{bval} = 3000 ;
f6b705ef	76	ok(8, $dbh->{bval} == 3000 );
a0d0e21e	77
a0d0e21e	78	$dbh->{cachesize} = 9000 ;
f6b705ef	79	ok(9, $dbh->{cachesize} == 9000 );
a0d0e21e	80
a0d0e21e	81	$dbh->{psize} = 400 ;
f6b705ef	82	ok(10, $dbh->{psize} == 400 );
a0d0e21e	83
a0d0e21e	84	$dbh->{flags} = 65 ;
f6b705ef	85	ok(11, $dbh->{flags} == 65 );
a0d0e21e	86
a0d0e21e	87	$dbh->{lorder} = 123 ;
f6b705ef	88	ok(12, $dbh->{lorder} == 123 );
a0d0e21e	89
a0d0e21e	90	$dbh->{reclen} = 1234 ;
f6b705ef	91	ok(13, $dbh->{reclen} == 1234 );
a0d0e21e	92
a0d0e21e	93	$dbh->{bfname} = 1234 ;
f6b705ef	94	ok(14, $dbh->{bfname} == 1234 );
a0d0e21e	95
	96
	97	# Check that an invalid entry is caught both for store & fetch
	98	eval '$dbh->{fred} = 1234' ;
f6b705ef	99	ok(15, $@ =~ /^DB_File::RECNOINFO::STORE - Unknown element 'fred' at/ );
55d68b4a	100	eval 'my $q = $dbh->{fred}' ;
f6b705ef	101	ok(16, $@ =~ /^DB_File::RECNOINFO::FETCH - Unknown element 'fred' at/ );
a0d0e21e	102
	103	# Now check the interface to RECNOINFO
	104
55d68b4a	105	my $X ;
	106	my @h ;
	107	ok(17, $X = tie @h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $DB_RECNO ) ;
a0d0e21e	108
a9fd575d	109	ok(18, ((stat($Dfile))[2] & 0777) == ($^O eq 'os2' ? 0666 : 0640)
a9fd575d	110	\|\| $^O eq 'MSWin32' \|\| $^O eq 'amigaos') ;
a0d0e21e	111
55d68b4a	112	#my $l = @h ;
55d68b4a	113	my $l = $X->length ;
045291aa	114	ok(19, ($FA ? @h == 0 : !$l) );
a0d0e21e	115
55d68b4a	116	my @data = qw( a b c d ever f g h i j k longername m n o p) ;
a0d0e21e	117
a0d0e21e	118	$h[0] = shift @data ;
f6b705ef	119	ok(20, $h[0] eq 'a' );
a0d0e21e	120
55d68b4a	121	my $ i;
a0d0e21e	122	foreach (@data)
	123	{ $h[++$i] = $_ }
	124
	125	unshift (@data, 'a') ;
	126
f6b705ef	127	ok(21, defined $h[1] );
f6b705ef	128	ok(22, ! defined $h[16] );
045291aa	129	ok(23, $FA ? @h == @data : $X->length == @data );
a0d0e21e	130
	131
	132	# Overwrite an entry & check fetch it
	133	$h[3] = 'replaced' ;
	134	$data[3] = 'replaced' ;
f6b705ef	135	ok(24, $h[3] eq 'replaced' );
a0d0e21e	136
a0d0e21e	137	#PUSH
55d68b4a	138	my @push_data = qw(added to the end) ;
045291aa	139	($FA ? push(@h, @push_data) : $X->push(@push_data)) ;
a0d0e21e	140	push (@data, @push_data) ;
f6b705ef	141	ok(25, $h[++$i] eq 'added' );
	142	ok(26, $h[++$i] eq 'to' );
	143	ok(27, $h[++$i] eq 'the' );
	144	ok(28, $h[++$i] eq 'end' );
a0d0e21e	145
a0d0e21e	146	# POP
f6b705ef	147	my $popped = pop (@data) ;
045291aa	148	my $value = ($FA ? pop @h : $X->pop) ;
f6b705ef	149	ok(29, $value eq $popped) ;
a0d0e21e	150
a0d0e21e	151	# SHIFT
045291aa	152	$value = ($FA ? shift @h : $X->shift) ;
f6b705ef	153	my $shifted = shift @data ;
f6b705ef	154	ok(30, $value eq $shifted );
a0d0e21e	155
	156	# UNSHIFT
	157
	158	# empty list
045291aa	159	($FA ? unshift @h : $X->unshift) ;
045291aa	160	ok(31, ($FA ? @h == @data : $X->length == @data ));
a0d0e21e	161
55d68b4a	162	my @new_data = qw(add this to the start of the array) ;
045291aa	163	$FA ? unshift (@h, @new_data) : $X->unshift (@new_data) ;
a0d0e21e	164	unshift (@data, @new_data) ;
045291aa	165	ok(32, $FA ? @h == @data : $X->length == @data );
f6b705ef	166	ok(33, $h[0] eq "add") ;
	167	ok(34, $h[1] eq "this") ;
	168	ok(35, $h[2] eq "to") ;
	169	ok(36, $h[3] eq "the") ;
	170	ok(37, $h[4] eq "start") ;
	171	ok(38, $h[5] eq "of") ;
	172	ok(39, $h[6] eq "the") ;
	173	ok(40, $h[7] eq "array") ;
	174	ok(41, $h[8] eq $data[8]) ;
a0d0e21e	175
	176	# SPLICE
	177
	178	# Now both arrays should be identical
	179
55d68b4a	180	my $ok = 1 ;
55d68b4a	181	my $j = 0 ;
a0d0e21e	182	foreach (@data)
	183	{
	184	$ok = 0, last if $_ ne $h[$j ++] ;
	185	}
f6b705ef	186	ok(42, $ok );
a0d0e21e	187
55d68b4a	188	# Neagtive subscripts
	189
	190	# get the last element of the array
f6b705ef	191	ok(43, $h[-1] eq $data[-1] );
045291aa	192	ok(44, $h[-1] eq $h[ ($FA ? @h : $X->length) -1] );
55d68b4a	193
55d68b4a	194	# get the first element using a negative subscript
045291aa	195	eval '$h[ - ( $FA ? @h : $X->length)] = "abcd"' ;
f6b705ef	196	ok(45, $@ eq "" );
f6b705ef	197	ok(46, $h[0] eq "abcd" );
55d68b4a	198
55d68b4a	199	# now try to read before the start of the array
045291aa	200	eval '$h[ - (1 + ($FA ? @h : $X->length))] = 1234' ;
f6b705ef	201	ok(47, $@ =~ '^Modification of non-creatable array value attempted' );
55d68b4a	202
a0d0e21e	203	# IMPORTANT - $X must be undefined before the untie otherwise the
	204	# underlying DB close routine will not get called.
	205	undef $X ;
	206	untie(@h);
	207
	208	unlink $Dfile;
	209
a6ed719b	210	sub docat
	211	{
	212	my $file = shift;
	213	local $/ = undef;
	214	open(CAT,$file) \|\| die "Cannot open $file:$!";
	215	my $result = <CAT>;
	216	close(CAT);
	217	return $result;
	218	}
	219
	220
36477c24	221	{
	222	# Check bval defaults to \n
	223
	224	my @h = () ;
	225	my $dbh = new DB_File::RECNOINFO ;
	226	ok(48, tie @h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $dbh ) ;
	227	$h[0] = "abc" ;
	228	$h[1] = "def" ;
	229	$h[3] = "ghi" ;
	230	untie @h ;
a6ed719b	231	my $x = docat($Dfile) ;
36477c24	232	unlink $Dfile;
6250ba0a	233	ok(49, $x eq "abc\ndef\n\nghi\n") ;
36477c24	234	}
	235
	236	{
	237	# Change bval
	238
	239	my @h = () ;
	240	my $dbh = new DB_File::RECNOINFO ;
	241	$dbh->{bval} = "-" ;
	242	ok(50, tie @h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $dbh ) ;
	243	$h[0] = "abc" ;
	244	$h[1] = "def" ;
	245	$h[3] = "ghi" ;
	246	untie @h ;
a6ed719b	247	my $x = docat($Dfile) ;
36477c24	248	unlink $Dfile;
6250ba0a	249	my $ok = ($x eq "abc-def--ghi-") ;
	250	bad_one() unless $ok ;
	251	ok(51, $ok) ;
36477c24	252	}
	253
	254	{
	255	# Check R_FIXEDLEN with default bval (space)
	256
	257	my @h = () ;
	258	my $dbh = new DB_File::RECNOINFO ;
	259	$dbh->{flags} = R_FIXEDLEN ;
	260	$dbh->{reclen} = 5 ;
	261	ok(52, tie @h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $dbh ) ;
	262	$h[0] = "abc" ;
	263	$h[1] = "def" ;
	264	$h[3] = "ghi" ;
	265	untie @h ;
a6ed719b	266	my $x = docat($Dfile) ;
36477c24	267	unlink $Dfile;
6250ba0a	268	my $ok = ($x eq "abc def ghi ") ;
	269	bad_one() unless $ok ;
	270	ok(53, $ok) ;
36477c24	271	}
	272
	273	{
	274	# Check R_FIXEDLEN with user-defined bval
	275
	276	my @h = () ;
	277	my $dbh = new DB_File::RECNOINFO ;
	278	$dbh->{flags} = R_FIXEDLEN ;
	279	$dbh->{bval} = "-" ;
	280	$dbh->{reclen} = 5 ;
	281	ok(54, tie @h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $dbh ) ;
	282	$h[0] = "abc" ;
	283	$h[1] = "def" ;
	284	$h[3] = "ghi" ;
	285	untie @h ;
a6ed719b	286	my $x = docat($Dfile) ;
36477c24	287	unlink $Dfile;
6250ba0a	288	my $ok = ($x eq "abc--def-------ghi--") ;
	289	bad_one() unless $ok ;
	290	ok(55, $ok) ;
36477c24	291	}
36477c24	292
05475680	293	{
	294	# check that attempting to tie an associative array to a DB_RECNO will fail
	295
	296	my $filename = "xyz" ;
	297	my %x ;
	298	eval { tie %x, 'DB_File', $filename, O_RDWR\|O_CREAT, 0640, $DB_RECNO ; } ;
	299	ok(56, $@ =~ /^DB_File can only tie an array to a DB_RECNO database/) ;
	300	unlink $filename ;
	301	}
	302
a6ed719b	303	{
	304	# sub-class test
	305
	306	package Another ;
	307
	308	use strict ;
	309
	310	open(FILE, ">SubDB.pm") or die "Cannot open SubDB.pm: $!\n" ;
	311	print FILE <<'EOM' ;
	312
	313	package SubDB ;
	314
	315	use strict ;
	316	use vars qw( @ISA @EXPORT) ;
	317
	318	require Exporter ;
	319	use DB_File;
	320	@ISA=qw(DB_File);
	321	@EXPORT = @DB_File::EXPORT ;
	322
	323	sub STORE {
	324	my $self = shift ;
	325	my $key = shift ;
	326	my $value = shift ;
	327	$self->SUPER::STORE($key, $value * 2) ;
	328	}
	329
	330	sub FETCH {
	331	my $self = shift ;
	332	my $key = shift ;
	333	$self->SUPER::FETCH($key) - 1 ;
	334	}
	335
	336	sub put {
	337	my $self = shift ;
	338	my $key = shift ;
	339	my $value = shift ;
	340	$self->SUPER::put($key, $value * 3) ;
	341	}
	342
	343	sub get {
	344	my $self = shift ;
	345	$self->SUPER::get($_[0], $_[1]) ;
	346	$_[1] -= 2 ;
	347	}
	348
	349	sub A_new_method
	350	{
	351	my $self = shift ;
	352	my $key = shift ;
	353	my $value = $self->FETCH($key) ;
	354	return "[[$value]]" ;
	355	}
	356
	357	1 ;
	358	EOM
	359
	360	close FILE ;
	361
045291aa	362	BEGIN { push @INC, '.'; }
a6ed719b	363	eval 'use SubDB ; ';
	364	main::ok(57, $@ eq "") ;
	365	my @h ;
	366	my $X ;
	367	eval '
	368	$X = tie(@h, "SubDB","recno.tmp", O_RDWR\|O_CREAT, 0640, $DB_RECNO );
	369	' ;
	370
	371	main::ok(58, $@ eq "") ;
	372
	373	my $ret = eval '$h[3] = 3 ; return $h[3] ' ;
	374	main::ok(59, $@ eq "") ;
	375	main::ok(60, $ret == 5) ;
	376
	377	my $value = 0;
	378	$ret = eval '$X->put(1, 4) ; $X->get(1, $value) ; return $value' ;
	379	main::ok(61, $@ eq "") ;
	380	main::ok(62, $ret == 10) ;
	381
	382	$ret = eval ' R_NEXT eq main::R_NEXT ' ;
	383	main::ok(63, $@ eq "" ) ;
	384	main::ok(64, $ret == 1) ;
	385
	386	$ret = eval '$X->A_new_method(1) ' ;
	387	main::ok(65, $@ eq "") ;
	388	main::ok(66, $ret eq "[[11]]") ;
	389
fac76ed7	390	undef $X;
fac76ed7	391	untie(@h);
a6ed719b	392	unlink "SubDB.pm", "recno.tmp" ;
	393
	394	}
	395
045291aa	396	{
	397
	398	# test $#
	399	my $self ;
	400	unlink $Dfile;
	401	ok(67, $self = tie @h, 'DB_File', $Dfile, O_RDWR\|O_CREAT, 0640, $DB_RECNO ) ;
	402	$h[0] = "abc" ;
	403	$h[1] = "def" ;
	404	$h[2] = "ghi" ;
	405	$h[3] = "jkl" ;
	406	ok(68, $FA ? $#h == 3 : $self->length() == 4) ;
	407	undef $self ;
	408	untie @h ;
	409	my $x = docat($Dfile) ;
	410	ok(69, $x eq "abc\ndef\nghi\njkl\n") ;
	411
	412	# $# sets array to same length
	413	ok(70, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ;
	414	if ($FA)
	415	{ $#h = 3 }
	416	else
	417	{ $self->STORESIZE(4) }
	418	ok(71, $FA ? $#h == 3 : $self->length() == 4) ;
	419	undef $self ;
	420	untie @h ;
	421	$x = docat($Dfile) ;
	422	ok(72, $x eq "abc\ndef\nghi\njkl\n") ;
	423
	424	# $# sets array to bigger
	425	ok(73, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ;
	426	if ($FA)
	427	{ $#h = 6 }
	428	else
	429	{ $self->STORESIZE(7) }
	430	ok(74, $FA ? $#h == 6 : $self->length() == 7) ;
	431	undef $self ;
	432	untie @h ;
	433	$x = docat($Dfile) ;
	434	ok(75, $x eq "abc\ndef\nghi\njkl\n\n\n\n") ;
	435
	436	# $# sets array smaller
	437	ok(76, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ;
	438	if ($FA)
	439	{ $#h = 2 }
	440	else
	441	{ $self->STORESIZE(3) }
	442	ok(77, $FA ? $#h == 2 : $self->length() == 3) ;
	443	undef $self ;
	444	untie @h ;
	445	$x = docat($Dfile) ;
	446	ok(78, $x eq "abc\ndef\nghi\n") ;
	447
	448	unlink $Dfile;
	449
	450
	451	}
	452
a0d0e21e	453	exit ;