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t/db-btree.t  view on Meta::CPAN

    untie %$hashref;
    return $no_inner;
}



my $db185mode =  ($DB_File::db_version == 1 && ! $DB_File::db_185_compat) ;
my $null_keys_allowed = ($DB_File::db_ver < 2.004010
                                || $DB_File::db_ver >= 3.1 );

my $TEMPDIR = tempdir( CLEANUP => 1 );
chdir $TEMPDIR;

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

umask(0);

# Check the interface to BTREEINFO

my $dbh = DB_File::BTREEINFO->new();
ok(1, ! defined $dbh->{flags}) ;
ok(2, ! defined $dbh->{cachesize}) ;
ok(3, ! defined $dbh->{psize}) ;
ok(4, ! defined $dbh->{lorder}) ;
ok(5, ! defined $dbh->{minkeypage}) ;
ok(6, ! defined $dbh->{maxkeypage}) ;
ok(7, ! defined $dbh->{compare}) ;
ok(8, ! defined $dbh->{prefix}) ;

$dbh->{flags} = 3000 ;
ok(9, $dbh->{flags} == 3000) ;

$dbh->{cachesize} = 9000 ;
ok(10, $dbh->{cachesize} == 9000);

$dbh->{psize} = 400 ;
ok(11, $dbh->{psize} == 400) ;

$dbh->{lorder} = 65 ;
ok(12, $dbh->{lorder} == 65) ;

$dbh->{minkeypage} = 123 ;
ok(13, $dbh->{minkeypage} == 123) ;

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

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

# Now check the interface to BTREE

my ($X, %h) ;
ok(17, $X = tie(%h, 'DB_File',$Dfile, O_RDWR|O_CREAT, 0640, $DB_BTREE )) ;
die "Could not tie: $!" unless $X;

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

my %noMode = map { $_, 1} qw( amigaos MSWin32 NetWare cygwin ) ;

ok(18, ($mode & 0777) == (($^O eq 'os2' || $^O eq 'MacOS') ? 0666 : 0640)
   || $noMode{$^O} );

my ($key, $value, $i);
while (($key,$value) = each(%h)) {
    $i++;
}
ok(19, !$i ) ;

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

$h{'abc'} = 'ABC';
ok(20, $h{'abc'} eq 'ABC' );
ok(21, ! defined $h{'jimmy'} ) ;
ok(22, ! exists $h{'jimmy'} ) ;
ok(23,  defined $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
ok(24, $X = tie(%h,'DB_File',$Dfile, O_RDWR, 0640, $DB_BTREE)) ;

# 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';

t/db-btree.t  view on Meta::CPAN

$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');

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

ok(25, $#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(26, $i == 30) ;

@keys = ('blurfl', keys(%h), 'dyick');
ok(27, $#keys == 31) ;

#Check that the keys can be retrieved in order
my @b = keys %h ;
my @c = sort lexical @b ;
ok(28, ArrayCompare(\@b, \@c)) ;

$h{'foo'} = '';
ok(29, $h{'foo'} eq '' ) ;

# Berkeley DB from version 2.4.10 to 3.0 does not allow null keys.
# This feature was reenabled in version 3.1 of Berkeley DB.
my $result = 0 ;
if ($null_keys_allowed) {
    $h{''} = 'bar';
    $result = ( $h{''} eq 'bar' );
}
else
  { $result = 1 }
ok(30, $result) ;

# 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; }
ok(31, $ok);

($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
   $blksize,$blocks) = stat($Dfile);
ok(32, $size > 0 );

@h{0..200} = 200..400;
my @foo = @h{0..200};
ok(33, join(':',200..400) eq join(':',@foo) );

# Now check all the non-tie specific stuff


# Check R_NOOVERWRITE flag will make put fail when attempting to overwrite
# an existing record.

my $status = $X->put( 'x', 'newvalue', R_NOOVERWRITE) ;
ok(34, $status == 1 );

# check that the value of the key 'x' has not been changed by the
# previous test
ok(35, $h{'x'} eq 'X' );

# standard put
$status = $X->put('key', 'value') ;
ok(36, $status == 0 );

#check that previous put can be retrieved
$value = 0 ;
$status = $X->get('key', $value) ;
ok(37, $status == 0 );
ok(38, $value eq 'value' );

# Attempting to delete an existing key should work

$status = $X->del('q') ;
ok(39, $status == 0 );
if ($null_keys_allowed) {
    $status = $X->del('') ;
} else {
    $status = 0 ;
}
ok(40, $status == 0 );

# Make sure that the key deleted, cannot be retrieved
ok(41, ! defined $h{'q'}) ;
ok(42, ! defined $h{''}) ;

undef $X ;
untie %h ;

ok(43, $X = tie(%h, 'DB_File',$Dfile, O_RDWR, 0640, $DB_BTREE ));

# Attempting to delete a non-existent key should fail

$status = $X->del('joe') ;
ok(44, $status == 1 );

# Check the get interface

# First a non-existing key
$status = $X->get('aaaa', $value) ;
ok(45, $status == 1 );