db-3.0.t
上传用户:tsgydb
上传日期:2007-04-14
资源大小:10674k
文件大小:2k
- #!./perl -w
- # ID: 1.2, 7/17/97
- use strict ;
- BEGIN {
- unless(grep /blib/, @INC) {
- chdir 't' if -d 't';
- @INC = '../lib' if -d '../lib';
- }
- }
- use BerkeleyDB;
- use File::Path qw(rmtree);
- BEGIN
- {
- if ($BerkeleyDB::db_version < 3) {
- print "1..0 # Skipped - this needs Berkeley DB 3.x or bettern" ;
- exit 0 ;
- }
- }
- print "1..14n";
- {
- package LexFile ;
- sub new
- {
- my $self = shift ;
- unlink @_ ;
- bless [ @_ ], $self ;
- }
- sub DESTROY
- {
- my $self = shift ;
- unlink @{ $self } ;
- }
- }
- sub ok
- {
- my $no = shift ;
- my $result = shift ;
-
- print "not " unless $result ;
- print "ok $non" ;
- }
- sub docat
- {
- my $file = shift;
- local $/ = undef;
- open(CAT,$file) || die "Cannot open $file:$!";
- my $result = <CAT>;
- close(CAT);
- return $result;
- }
- my $Dfile = "dbhash.tmp";
- umask(0);
- {
- # set_mutexlocks
- my $home = "./fred" ;
- ok 1, -d $home ? chmod 0777, $home : mkdir($home, 0777) ;
- mkdir "./fred", 0777 ;
- chdir "./fred" ;
- ok 2, my $env = new BerkeleyDB::Env -Flags => DB_CREATE ;
- ok 3, $env->set_mutexlocks(0) == 0 ;
- chdir ".." ;
- undef $env ;
- rmtree $home ;
- }
- {
- # c_dup
- my $lex = new LexFile $Dfile ;
- my %hash ;
- my ($k, $v) ;
- ok 4, my $db = new BerkeleyDB::Hash -Filename => $Dfile,
- -Flags => DB_CREATE ;
- # create some data
- my %data = (
- "red" => 2,
- "green" => "house",
- "blue" => "sea",
- ) ;
- my $ret = 0 ;
- while (($k, $v) = each %data) {
- $ret += $db->db_put($k, $v) ;
- }
- ok 5, $ret == 0 ;
- # create a cursor
- ok 6, my $cursor = $db->db_cursor() ;
- # point to a specific k/v pair
- $k = "green" ;
- ok 7, $cursor->c_get($k, $v, DB_SET) == 0 ;
- ok 8, $v eq "house" ;
- # duplicate the cursor
- my $dup_cursor = $cursor->c_dup(DB_POSITION);
- ok 9, $dup_cursor ;
- # move original cursor off green/house
- $cursor->c_get($k, $v, DB_NEXT) ;
- ok 10, $k ne "green" ;
- ok 11, $v ne "house" ;
- # duplicate cursor should still be on green/house
- ok 12, $dup_cursor->c_get($k, $v, DB_CURRENT) == 0;
- ok 13, $k eq "green" ;
- ok 14, $v eq "house" ;
-
- }