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1306
bdb/perl.DB_File/t/db-btree.t
Normal file
1306
bdb/perl.DB_File/t/db-btree.t
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File diff suppressed because it is too large
Load diff
753
bdb/perl.DB_File/t/db-hash.t
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753
bdb/perl.DB_File/t/db-hash.t
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@ -0,0 +1,753 @@
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#!./perl
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use warnings ;
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use strict ;
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BEGIN {
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unless(grep /blib/, @INC) {
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chdir 't' if -d 't';
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@INC = '../lib' if -d '../lib';
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}
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}
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use Config;
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BEGIN {
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if(-d "lib" && -f "TEST") {
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if ($Config{'extensions'} !~ /\bDB_File\b/ ) {
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print "1..111\n";
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exit 0;
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}
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}
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}
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use DB_File;
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use Fcntl;
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print "1..111\n";
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sub ok
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{
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my $no = shift ;
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my $result = shift ;
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print "not " unless $result ;
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print "ok $no\n" ;
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}
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{
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package Redirect ;
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use Symbol ;
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sub new
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{
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my $class = shift ;
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my $filename = shift ;
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my $fh = gensym ;
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open ($fh, ">$filename") || die "Cannot open $filename: $!" ;
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my $real_stdout = select($fh) ;
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return bless [$fh, $real_stdout ] ;
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}
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sub DESTROY
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{
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my $self = shift ;
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close $self->[0] ;
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select($self->[1]) ;
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}
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}
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sub docat_del
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{
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my $file = shift;
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local $/ = undef;
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open(CAT,$file) || die "Cannot open $file: $!";
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my $result = <CAT>;
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close(CAT);
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unlink $file ;
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return $result;
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}
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my $Dfile = "dbhash.tmp";
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my $null_keys_allowed = ($DB_File::db_ver < 2.004010
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|| $DB_File::db_ver >= 3.1 );
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unlink $Dfile;
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umask(0);
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# Check the interface to HASHINFO
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my $dbh = new DB_File::HASHINFO ;
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ok(1, ! defined $dbh->{bsize}) ;
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ok(2, ! defined $dbh->{ffactor}) ;
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ok(3, ! defined $dbh->{nelem}) ;
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ok(4, ! defined $dbh->{cachesize}) ;
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ok(5, ! defined $dbh->{hash}) ;
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ok(6, ! defined $dbh->{lorder}) ;
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$dbh->{bsize} = 3000 ;
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ok(7, $dbh->{bsize} == 3000 );
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$dbh->{ffactor} = 9000 ;
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ok(8, $dbh->{ffactor} == 9000 );
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$dbh->{nelem} = 400 ;
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ok(9, $dbh->{nelem} == 400 );
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$dbh->{cachesize} = 65 ;
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ok(10, $dbh->{cachesize} == 65 );
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$dbh->{hash} = "abc" ;
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ok(11, $dbh->{hash} eq "abc" );
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$dbh->{lorder} = 1234 ;
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ok(12, $dbh->{lorder} == 1234 );
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# Check that an invalid entry is caught both for store & fetch
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eval '$dbh->{fred} = 1234' ;
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ok(13, $@ =~ /^DB_File::HASHINFO::STORE - Unknown element 'fred' at/ );
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eval 'my $q = $dbh->{fred}' ;
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ok(14, $@ =~ /^DB_File::HASHINFO::FETCH - Unknown element 'fred' at/ );
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# Now check the interface to HASH
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my ($X, %h);
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ok(15, $X = tie(%h, 'DB_File',$Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) );
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my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
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$blksize,$blocks) = stat($Dfile);
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ok(16, ($mode & 0777) == ($^O eq 'os2' ? 0666 : 0640) || $^O eq 'amigaos' || $^O eq 'MSWin32');
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my ($key, $value, $i);
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while (($key,$value) = each(%h)) {
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$i++;
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}
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ok(17, !$i );
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$h{'goner1'} = 'snork';
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$h{'abc'} = 'ABC';
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ok(18, $h{'abc'} eq 'ABC' );
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ok(19, !defined $h{'jimmy'} );
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ok(20, !exists $h{'jimmy'} );
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ok(21, exists $h{'abc'} );
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$h{'def'} = 'DEF';
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$h{'jkl','mno'} = "JKL\034MNO";
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$h{'a',2,3,4,5} = join("\034",'A',2,3,4,5);
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$h{'a'} = 'A';
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#$h{'b'} = 'B';
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$X->STORE('b', 'B') ;
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$h{'c'} = 'C';
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#$h{'d'} = 'D';
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$X->put('d', 'D') ;
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$h{'e'} = 'E';
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$h{'f'} = 'F';
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$h{'g'} = 'X';
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$h{'h'} = 'H';
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$h{'i'} = 'I';
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$h{'goner2'} = 'snork';
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delete $h{'goner2'};
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# IMPORTANT - $X must be undefined before the untie otherwise the
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# underlying DB close routine will not get called.
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undef $X ;
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untie(%h);
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# tie to the same file again, do not supply a type - should default to HASH
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ok(22, $X = tie(%h,'DB_File',$Dfile, O_RDWR, 0640) );
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# Modify an entry from the previous tie
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$h{'g'} = 'G';
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$h{'j'} = 'J';
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$h{'k'} = 'K';
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$h{'l'} = 'L';
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$h{'m'} = 'M';
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$h{'n'} = 'N';
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$h{'o'} = 'O';
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$h{'p'} = 'P';
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$h{'q'} = 'Q';
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$h{'r'} = 'R';
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$h{'s'} = 'S';
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$h{'t'} = 'T';
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$h{'u'} = 'U';
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$h{'v'} = 'V';
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$h{'w'} = 'W';
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$h{'x'} = 'X';
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$h{'y'} = 'Y';
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$h{'z'} = 'Z';
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$h{'goner3'} = 'snork';
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delete $h{'goner1'};
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$X->DELETE('goner3');
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my @keys = keys(%h);
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my @values = values(%h);
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ok(23, $#keys == 29 && $#values == 29) ;
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$i = 0 ;
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while (($key,$value) = each(%h)) {
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if ($key eq $keys[$i] && $value eq $values[$i] && $key eq lc($value)) {
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$key =~ y/a-z/A-Z/;
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$i++ if $key eq $value;
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}
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}
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ok(24, $i == 30) ;
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@keys = ('blurfl', keys(%h), 'dyick');
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ok(25, $#keys == 31) ;
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$h{'foo'} = '';
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ok(26, $h{'foo'} eq '' );
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# Berkeley DB from version 2.4.10 to 3.0 does not allow null keys.
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# This feature was reenabled in version 3.1 of Berkeley DB.
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my $result = 0 ;
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if ($null_keys_allowed) {
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$h{''} = 'bar';
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$result = ( $h{''} eq 'bar' );
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}
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else
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{ $result = 1 }
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ok(27, $result) ;
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# check cache overflow and numeric keys and contents
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my $ok = 1;
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for ($i = 1; $i < 200; $i++) { $h{$i + 0} = $i + 0; }
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for ($i = 1; $i < 200; $i++) { $ok = 0 unless $h{$i} == $i; }
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ok(28, $ok );
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($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
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$blksize,$blocks) = stat($Dfile);
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ok(29, $size > 0 );
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@h{0..200} = 200..400;
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my @foo = @h{0..200};
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ok(30, join(':',200..400) eq join(':',@foo) );
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# Now check all the non-tie specific stuff
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# Check NOOVERWRITE will make put fail when attempting to overwrite
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# an existing record.
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my $status = $X->put( 'x', 'newvalue', R_NOOVERWRITE) ;
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ok(31, $status == 1 );
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# check that the value of the key 'x' has not been changed by the
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# previous test
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ok(32, $h{'x'} eq 'X' );
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# standard put
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$status = $X->put('key', 'value') ;
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ok(33, $status == 0 );
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#check that previous put can be retrieved
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$value = 0 ;
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$status = $X->get('key', $value) ;
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ok(34, $status == 0 );
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ok(35, $value eq 'value' );
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# Attempting to delete an existing key should work
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$status = $X->del('q') ;
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ok(36, $status == 0 );
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# Make sure that the key deleted, cannot be retrieved
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{
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no warnings 'uninitialized' ;
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ok(37, $h{'q'} eq undef );
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}
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# Attempting to delete a non-existant key should fail
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$status = $X->del('joe') ;
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ok(38, $status == 1 );
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# Check the get interface
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# First a non-existing key
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$status = $X->get('aaaa', $value) ;
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ok(39, $status == 1 );
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# Next an existing key
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$status = $X->get('a', $value) ;
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ok(40, $status == 0 );
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ok(41, $value eq 'A' );
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# seq
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# ###
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# ditto, but use put to replace the key/value pair.
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# use seq to walk backwards through a file - check that this reversed is
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# check seq FIRST/LAST
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# sync
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# ####
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$status = $X->sync ;
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ok(42, $status == 0 );
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# fd
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# ##
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$status = $X->fd ;
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ok(43, $status != 0 );
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undef $X ;
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untie %h ;
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unlink $Dfile;
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# clear
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# #####
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ok(44, tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) );
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foreach (1 .. 10)
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{ $h{$_} = $_ * 100 }
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# check that there are 10 elements in the hash
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$i = 0 ;
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while (($key,$value) = each(%h)) {
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$i++;
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}
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ok(45, $i == 10);
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# now clear the hash
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%h = () ;
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# check it is empty
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$i = 0 ;
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while (($key,$value) = each(%h)) {
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$i++;
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}
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ok(46, $i == 0);
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untie %h ;
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unlink $Dfile ;
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# Now try an in memory file
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ok(47, $X = tie(%h, 'DB_File',undef, O_RDWR|O_CREAT, 0640, $DB_HASH ) );
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# fd with an in memory file should return fail
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$status = $X->fd ;
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ok(48, $status == -1 );
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undef $X ;
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untie %h ;
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{
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# check ability to override the default hashing
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my %x ;
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my $filename = "xyz" ;
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my $hi = new DB_File::HASHINFO ;
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$::count = 0 ;
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$hi->{hash} = sub { ++$::count ; length $_[0] } ;
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ok(49, tie %x, 'DB_File', $filename, O_RDWR|O_CREAT, 0640, $hi ) ;
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$h{"abc"} = 123 ;
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ok(50, $h{"abc"} == 123) ;
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untie %x ;
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unlink $filename ;
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ok(51, $::count >0) ;
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}
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{
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# check that attempting to tie an array to a DB_HASH will fail
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my $filename = "xyz" ;
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my @x ;
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eval { tie @x, 'DB_File', $filename, O_RDWR|O_CREAT, 0640, $DB_HASH ; } ;
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ok(52, $@ =~ /^DB_File can only tie an associative array to a DB_HASH database/) ;
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unlink $filename ;
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}
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{
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# sub-class test
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package Another ;
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use warnings ;
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use strict ;
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open(FILE, ">SubDB.pm") or die "Cannot open SubDB.pm: $!\n" ;
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print FILE <<'EOM' ;
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package SubDB ;
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use warnings ;
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use strict ;
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use vars qw( @ISA @EXPORT) ;
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require Exporter ;
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use DB_File;
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@ISA=qw(DB_File);
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@EXPORT = @DB_File::EXPORT ;
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sub STORE {
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my $self = shift ;
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my $key = shift ;
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my $value = shift ;
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$self->SUPER::STORE($key, $value * 2) ;
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}
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sub FETCH {
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my $self = shift ;
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my $key = shift ;
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$self->SUPER::FETCH($key) - 1 ;
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}
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sub put {
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my $self = shift ;
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my $key = shift ;
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my $value = shift ;
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$self->SUPER::put($key, $value * 3) ;
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}
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sub get {
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my $self = shift ;
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$self->SUPER::get($_[0], $_[1]) ;
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$_[1] -= 2 ;
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}
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|
||||
sub A_new_method
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||||
{
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||||
my $self = shift ;
|
||||
my $key = shift ;
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my $value = $self->FETCH($key) ;
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return "[[$value]]" ;
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}
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|
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1 ;
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EOM
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||||
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close FILE ;
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||||
|
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BEGIN { push @INC, '.'; }
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eval 'use SubDB ; ';
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main::ok(53, $@ eq "") ;
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my %h ;
|
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my $X ;
|
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eval '
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$X = tie(%h, "SubDB","dbhash.tmp", O_RDWR|O_CREAT, 0640, $DB_HASH );
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' ;
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|
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main::ok(54, $@ eq "") ;
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|
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my $ret = eval '$h{"fred"} = 3 ; return $h{"fred"} ' ;
|
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main::ok(55, $@ eq "") ;
|
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main::ok(56, $ret == 5) ;
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||||
|
||||
my $value = 0;
|
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$ret = eval '$X->put("joe", 4) ; $X->get("joe", $value) ; return $value' ;
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main::ok(57, $@ eq "") ;
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main::ok(58, $ret == 10) ;
|
||||
|
||||
$ret = eval ' R_NEXT eq main::R_NEXT ' ;
|
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main::ok(59, $@ eq "" ) ;
|
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main::ok(60, $ret == 1) ;
|
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|
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$ret = eval '$X->A_new_method("joe") ' ;
|
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main::ok(61, $@ eq "") ;
|
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main::ok(62, $ret eq "[[11]]") ;
|
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|
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undef $X;
|
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untie(%h);
|
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unlink "SubDB.pm", "dbhash.tmp" ;
|
||||
|
||||
}
|
||||
|
||||
{
|
||||
# DBM Filter tests
|
||||
use warnings ;
|
||||
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 warnings ;
|
||||
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 warnings ;
|
||||
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 warnings FATAL => qw(all);
|
||||
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
|
||||
|
||||
}
|
||||
|
||||
{
|
||||
# Bug ID 20001013.009
|
||||
#
|
||||
# test that $hash{KEY} = undef doesn't produce the warning
|
||||
# Use of uninitialized value in null operation
|
||||
use warnings ;
|
||||
use strict ;
|
||||
use DB_File ;
|
||||
|
||||
unlink $Dfile;
|
||||
my %h ;
|
||||
my $a = "";
|
||||
local $SIG{__WARN__} = sub {$a = $_[0]} ;
|
||||
|
||||
tie %h, 'DB_File', $Dfile or die "Can't open file: $!\n" ;
|
||||
$h{ABC} = undef;
|
||||
ok(110, $a eq "") ;
|
||||
untie %h ;
|
||||
unlink $Dfile;
|
||||
}
|
||||
|
||||
{
|
||||
# test that %hash = () doesn't produce the warning
|
||||
# Argument "" isn't numeric in entersub
|
||||
use warnings ;
|
||||
use strict ;
|
||||
use DB_File ;
|
||||
|
||||
unlink $Dfile;
|
||||
my %h ;
|
||||
my $a = "";
|
||||
local $SIG{__WARN__} = sub {$a = $_[0]} ;
|
||||
|
||||
tie %h, 'DB_File', $Dfile or die "Can't open file: $!\n" ;
|
||||
%h = (); ;
|
||||
ok(111, $a eq "") ;
|
||||
untie %h ;
|
||||
unlink $Dfile;
|
||||
}
|
||||
|
||||
exit ;
|
||||
899
bdb/perl.DB_File/t/db-recno.t
Normal file
899
bdb/perl.DB_File/t/db-recno.t
Normal file
|
|
@ -0,0 +1,899 @@
|
|||
#!./perl -w
|
||||
|
||||
use warnings;
|
||||
use strict ;
|
||||
|
||||
BEGIN {
|
||||
unless(grep /blib/, @INC) {
|
||||
chdir 't' if -d 't';
|
||||
@INC = '../lib' if -d '../lib';
|
||||
}
|
||||
}
|
||||
|
||||
use Config;
|
||||
|
||||
BEGIN {
|
||||
if(-d "lib" && -f "TEST") {
|
||||
if ($Config{'extensions'} !~ /\bDB_File\b/ ) {
|
||||
print "1..128\n";
|
||||
exit 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
use DB_File;
|
||||
use Fcntl;
|
||||
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 ;
|
||||
}
|
||||
|
||||
{
|
||||
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
|
||||
{
|
||||
my $file = shift;
|
||||
local $/ = undef;
|
||||
open(CAT,$file) || die "Cannot open $file:$!";
|
||||
my $result = <CAT>;
|
||||
close(CAT);
|
||||
return $result;
|
||||
}
|
||||
|
||||
sub docat_del
|
||||
{
|
||||
my $file = shift;
|
||||
local $/ = undef;
|
||||
open(CAT,$file) || die "Cannot open $file: $!";
|
||||
my $result = <CAT>;
|
||||
close(CAT);
|
||||
unlink $file ;
|
||||
return $result;
|
||||
}
|
||||
|
||||
sub bad_one
|
||||
{
|
||||
print STDERR <<EOM unless $bad_ones++ ;
|
||||
#
|
||||
# Some older versions of Berkeley DB version 1 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 use Berkeley DB version 1, then 1.85 and 1.86 are the
|
||||
# last versions that were released. Berkeley DB version 2 is continually
|
||||
# being updated -- Check out http://www.sleepycat.com/ for more details.
|
||||
#
|
||||
EOM
|
||||
}
|
||||
|
||||
print "1..128\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;
|
||||
|
||||
|
||||
{
|
||||
# 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 warnings ;
|
||||
use strict ;
|
||||
|
||||
open(FILE, ">SubDB.pm") or die "Cannot open SubDB.pm: $!\n" ;
|
||||
print FILE <<'EOM' ;
|
||||
|
||||
package SubDB ;
|
||||
|
||||
use warnings ;
|
||||
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;
|
||||
|
||||
|
||||
}
|
||||
|
||||
{
|
||||
# DBM Filter tests
|
||||
use warnings ;
|
||||
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(79, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) );
|
||||
|
||||
$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" ;
|
||||
|
||||
$h[0] = "joe" ;
|
||||
# fk sk fv sv
|
||||
ok(80, checkOutput( "", 0, "", "joe")) ;
|
||||
|
||||
($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
|
||||
ok(81, $h[0] eq "joe");
|
||||
# fk sk fv sv
|
||||
ok(82, checkOutput( "", 0, "joe", "")) ;
|
||||
|
||||
($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
|
||||
ok(83, $db->FIRSTKEY() == 0) ;
|
||||
# fk sk fv sv
|
||||
ok(84, checkOutput( 0, "", "", "")) ;
|
||||
|
||||
# replace the filters, but remember the previous set
|
||||
my ($old_fk) = $db->filter_fetch_key
|
||||
(sub { ++ $_ ; $fetch_key = $_ }) ;
|
||||
my ($old_sk) = $db->filter_store_key
|
||||
(sub { $_ *= 2 ; $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 ;
|
||||
$h[1] = "Joe" ;
|
||||
# fk sk fv sv
|
||||
ok(85, checkOutput( "", 2, "", "Jxe")) ;
|
||||
|
||||
($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
|
||||
ok(86, $h[1] eq "[Jxe]");
|
||||
# fk sk fv sv
|
||||
ok(87, checkOutput( "", 2, "[Jxe]", "")) ;
|
||||
|
||||
($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
|
||||
ok(88, $db->FIRSTKEY() == 1) ;
|
||||
# fk sk fv sv
|
||||
ok(89, checkOutput( 1, "", "", "")) ;
|
||||
|
||||
# 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 ;
|
||||
$h[0] = "joe" ;
|
||||
ok(90, checkOutput( "", 0, "", "joe")) ;
|
||||
|
||||
($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
|
||||
ok(91, $h[0] eq "joe");
|
||||
ok(92, checkOutput( "", 0, "joe", "")) ;
|
||||
|
||||
($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
|
||||
ok(93, $db->FIRSTKEY() == 0) ;
|
||||
ok(94, checkOutput( 0, "", "", "")) ;
|
||||
|
||||
# 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 ;
|
||||
$h[0] = "joe" ;
|
||||
ok(95, checkOutput( "", "", "", "")) ;
|
||||
|
||||
($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
|
||||
ok(96, $h[0] eq "joe");
|
||||
ok(97, checkOutput( "", "", "", "")) ;
|
||||
|
||||
($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ;
|
||||
ok(98, $db->FIRSTKEY() == 0) ;
|
||||
ok(99, checkOutput( "", "", "", "")) ;
|
||||
|
||||
undef $db ;
|
||||
untie @h;
|
||||
unlink $Dfile;
|
||||
}
|
||||
|
||||
{
|
||||
# DBM Filter with a closure
|
||||
|
||||
use warnings ;
|
||||
use strict ;
|
||||
my (@h, $db) ;
|
||||
|
||||
unlink $Dfile;
|
||||
ok(100, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) );
|
||||
|
||||
my %result = () ;
|
||||
|
||||
sub Closure
|
||||
{
|
||||
my ($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[0] = "joe" ;
|
||||
ok(101, $result{"store key"} eq "store key - 1: [0]");
|
||||
ok(102, $result{"store value"} eq "store value - 1: [joe]");
|
||||
ok(103, ! defined $result{"fetch key"} );
|
||||
ok(104, ! defined $result{"fetch value"} );
|
||||
ok(105, $_ eq "original") ;
|
||||
|
||||
ok(106, $db->FIRSTKEY() == 0 ) ;
|
||||
ok(107, $result{"store key"} eq "store key - 1: [0]");
|
||||
ok(108, $result{"store value"} eq "store value - 1: [joe]");
|
||||
ok(109, $result{"fetch key"} eq "fetch key - 1: [0]");
|
||||
ok(110, ! defined $result{"fetch value"} );
|
||||
ok(111, $_ eq "original") ;
|
||||
|
||||
$h[7] = "john" ;
|
||||
ok(112, $result{"store key"} eq "store key - 2: [0 7]");
|
||||
ok(113, $result{"store value"} eq "store value - 2: [joe john]");
|
||||
ok(114, $result{"fetch key"} eq "fetch key - 1: [0]");
|
||||
ok(115, ! defined $result{"fetch value"} );
|
||||
ok(116, $_ eq "original") ;
|
||||
|
||||
ok(117, $h[0] eq "joe");
|
||||
ok(118, $result{"store key"} eq "store key - 3: [0 7 0]");
|
||||
ok(119, $result{"store value"} eq "store value - 2: [joe john]");
|
||||
ok(120, $result{"fetch key"} eq "fetch key - 1: [0]");
|
||||
ok(121, $result{"fetch value"} eq "fetch value - 1: [joe]");
|
||||
ok(122, $_ eq "original") ;
|
||||
|
||||
undef $db ;
|
||||
untie @h;
|
||||
unlink $Dfile;
|
||||
}
|
||||
|
||||
{
|
||||
# DBM Filter recursion detection
|
||||
use warnings ;
|
||||
use strict ;
|
||||
my (@h, $db) ;
|
||||
unlink $Dfile;
|
||||
|
||||
ok(123, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) );
|
||||
|
||||
$db->filter_store_key (sub { $_ = $h[0] }) ;
|
||||
|
||||
eval '$h[1] = 1234' ;
|
||||
ok(124, $@ =~ /^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 warnings FATAL => qw(all);
|
||||
use strict ;
|
||||
use DB_File ;
|
||||
|
||||
my $filename = "text" ;
|
||||
unlink $filename ;
|
||||
|
||||
my @h ;
|
||||
my $x = tie @h, "DB_File", $filename, O_RDWR|O_CREAT, 0640, $DB_RECNO
|
||||
or die "Cannot open file 'text': $!\n" ;
|
||||
|
||||
# Add a few key/value pairs to the file
|
||||
$h[0] = "orange" ;
|
||||
$h[1] = "blue" ;
|
||||
$h[2] = "yellow" ;
|
||||
|
||||
$FA ? push @h, "green", "black"
|
||||
: $x->push("green", "black") ;
|
||||
|
||||
my $elements = $FA ? scalar @h : $x->length ;
|
||||
print "The array contains $elements entries\n" ;
|
||||
|
||||
my $last = $FA ? pop @h : $x->pop ;
|
||||
print "popped $last\n" ;
|
||||
|
||||
$FA ? unshift @h, "white"
|
||||
: $x->unshift("white") ;
|
||||
my $first = $FA ? shift @h : $x->shift ;
|
||||
print "shifted $first\n" ;
|
||||
|
||||
# Check for existence of a key
|
||||
print "Element 1 Exists with value $h[1]\n" if $h[1] ;
|
||||
|
||||
# use a negative index
|
||||
print "The last element is $h[-1]\n" ;
|
||||
print "The 2nd last element is $h[-2]\n" ;
|
||||
|
||||
undef $x ;
|
||||
untie @h ;
|
||||
|
||||
unlink $filename ;
|
||||
}
|
||||
|
||||
ok(125, docat_del($file) eq <<'EOM') ;
|
||||
The array contains 5 entries
|
||||
popped black
|
||||
shifted white
|
||||
Element 1 Exists with value blue
|
||||
The last element is green
|
||||
The 2nd last element is yellow
|
||||
EOM
|
||||
|
||||
my $save_output = "xyzt" ;
|
||||
{
|
||||
my $redirect = new Redirect $save_output ;
|
||||
|
||||
use warnings FATAL => qw(all);
|
||||
use strict ;
|
||||
use vars qw(@h $H $file $i) ;
|
||||
use DB_File ;
|
||||
use Fcntl ;
|
||||
|
||||
$file = "text" ;
|
||||
|
||||
unlink $file ;
|
||||
|
||||
$H = tie @h, "DB_File", $file, O_RDWR|O_CREAT, 0640, $DB_RECNO
|
||||
or die "Cannot open file $file: $!\n" ;
|
||||
|
||||
# first create a text file to play with
|
||||
$h[0] = "zero" ;
|
||||
$h[1] = "one" ;
|
||||
$h[2] = "two" ;
|
||||
$h[3] = "three" ;
|
||||
$h[4] = "four" ;
|
||||
|
||||
|
||||
# Print the records in order.
|
||||
#
|
||||
# The length method is needed here because evaluating a tied
|
||||
# array in a scalar context does not return the number of
|
||||
# elements in the array.
|
||||
|
||||
print "\nORIGINAL\n" ;
|
||||
foreach $i (0 .. $H->length - 1) {
|
||||
print "$i: $h[$i]\n" ;
|
||||
}
|
||||
|
||||
# use the push & pop methods
|
||||
$a = $H->pop ;
|
||||
$H->push("last") ;
|
||||
print "\nThe last record was [$a]\n" ;
|
||||
|
||||
# and the shift & unshift methods
|
||||
$a = $H->shift ;
|
||||
$H->unshift("first") ;
|
||||
print "The first record was [$a]\n" ;
|
||||
|
||||
# Use the API to add a new record after record 2.
|
||||
$i = 2 ;
|
||||
$H->put($i, "Newbie", R_IAFTER) ;
|
||||
|
||||
# and a new record before record 1.
|
||||
$i = 1 ;
|
||||
$H->put($i, "New One", R_IBEFORE) ;
|
||||
|
||||
# delete record 3
|
||||
$H->del(3) ;
|
||||
|
||||
# now print the records in reverse order
|
||||
print "\nREVERSE\n" ;
|
||||
for ($i = $H->length - 1 ; $i >= 0 ; -- $i)
|
||||
{ print "$i: $h[$i]\n" }
|
||||
|
||||
# same again, but use the API functions instead
|
||||
print "\nREVERSE again\n" ;
|
||||
my ($s, $k, $v) = (0, 0, 0) ;
|
||||
for ($s = $H->seq($k, $v, R_LAST) ;
|
||||
$s == 0 ;
|
||||
$s = $H->seq($k, $v, R_PREV))
|
||||
{ print "$k: $v\n" }
|
||||
|
||||
undef $H ;
|
||||
untie @h ;
|
||||
|
||||
unlink $file ;
|
||||
}
|
||||
|
||||
ok(126, docat_del($save_output) eq <<'EOM') ;
|
||||
|
||||
ORIGINAL
|
||||
0: zero
|
||||
1: one
|
||||
2: two
|
||||
3: three
|
||||
4: four
|
||||
|
||||
The last record was [four]
|
||||
The first record was [zero]
|
||||
|
||||
REVERSE
|
||||
5: last
|
||||
4: three
|
||||
3: Newbie
|
||||
2: one
|
||||
1: New One
|
||||
0: first
|
||||
|
||||
REVERSE again
|
||||
5: last
|
||||
4: three
|
||||
3: Newbie
|
||||
2: one
|
||||
1: New One
|
||||
0: first
|
||||
EOM
|
||||
|
||||
}
|
||||
|
||||
{
|
||||
# Bug ID 20001013.009
|
||||
#
|
||||
# test that $hash{KEY} = undef doesn't produce the warning
|
||||
# Use of uninitialized value in null operation
|
||||
use warnings ;
|
||||
use strict ;
|
||||
use DB_File ;
|
||||
|
||||
unlink $Dfile;
|
||||
my @h ;
|
||||
my $a = "";
|
||||
local $SIG{__WARN__} = sub {$a = $_[0]} ;
|
||||
|
||||
tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0664, $DB_RECNO
|
||||
or die "Can't open file: $!\n" ;
|
||||
$h[0] = undef;
|
||||
ok(127, $a eq "") ;
|
||||
untie @h ;
|
||||
unlink $Dfile;
|
||||
}
|
||||
|
||||
{
|
||||
# test that %hash = () doesn't produce the warning
|
||||
# Argument "" isn't numeric in entersub
|
||||
use warnings ;
|
||||
use strict ;
|
||||
use DB_File ;
|
||||
my $a = "";
|
||||
local $SIG{__WARN__} = sub {$a = $_[0]} ;
|
||||
|
||||
unlink $Dfile;
|
||||
my @h ;
|
||||
|
||||
tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0664, $DB_RECNO
|
||||
or die "Can't open file: $!\n" ;
|
||||
@h = (); ;
|
||||
ok(128, $a eq "") ;
|
||||
untie @h ;
|
||||
unlink $Dfile;
|
||||
}
|
||||
|
||||
exit ;
|
||||
Loading…
Add table
Add a link
Reference in a new issue