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|
#!./perl -w
use strict ;
use lib 't';
use BerkeleyDB;
use util ;
use Test::More;
plan(skip_all => "this needs Berkeley DB 6.x.x or better\n" )
if $BerkeleyDB::db_version < 6;
plan tests => 84;
my $Dfile = "dbhash.tmp";
my $Dfile2 = "dbhash2.tmp";
my $Dfile3 = "dbhash3.tmp";
unlink $Dfile;
umask(0) ;
sub isBlob
{
my $cursor = shift ;
my $key = shift;
my $v = '';
$cursor->partial_set(0,0) ;
$cursor->c_get($key, $v, DB_SET) ;
$cursor->partial_clear() ;
return defined $cursor->db_stream(DB_STREAM_WRITE);
}
for my $TYPE ( qw(BerkeleyDB::Hash BerkeleyDB::Btree ))
{
#diag "Test $TYPE";
my $lex = new LexFile $Dfile ;
my $home = "./fred" ;
my $lexd = new LexDir $home ;
my $threshold = 1234 ;
ok my $env = new BerkeleyDB::Env
Flags => DB_CREATE|DB_INIT_MPOOL,
#@StdErrFile,
BlobDir => $home,
Home => $home ;
ok my $db = new $TYPE Filename => $Dfile,
Env => $env,
BlobThreshold => $threshold,
Flags => DB_CREATE ;
isa_ok $db, $TYPE ;
ok $env->get_blob_threshold(my $t1) == 0 ;
is $t1, 0," env threshold is 0" ;
ok $env->get_blob_dir(my $dir1) == 0 ;
is $dir1, $home," env threshold is 0" ;
ok $db->get_blob_threshold(my $t2) == 0 ;
is $t2, $threshold," db threshold is $threshold" ;
ok $db->get_blob_dir(my $dir2) == 0 ;
is $dir2, $home, " env threshold is 0" ;
my $smallData = "a234";
my $bigData = "x" x ($threshold+1) ;
ok $db->db_put("1", $bigData) == 0 ;
ok $db->db_put("2", $smallData) == 0 ;
my $v2 ;
ok $db->db_get("1", $v2) == 0 ;
is $v2, $bigData;
my $v1 ;
ok $db->db_get("2", $v1) == 0 ;
is $v1, $smallData;
ok my $cursor = $db->db_cursor() ;
ok isBlob($cursor, "1");
ok !isBlob($cursor, "2");
my $k = "1";
my $v = '';
$cursor->partial_set(0,0) ;
ok $cursor->c_get($k, $v, DB_SET) == 0, "set cursor"
or diag "Status is [" . $cursor->status() . "]";
$cursor->partial_clear() ;
is $k, "1";
ok my $dbstream = $cursor->db_stream(DB_STREAM_WRITE)
or diag "Status is [" . $cursor->status() . "]";
isa_ok $dbstream, 'BerkeleyDB::DbStream';
ok $dbstream->size(my $s) == 0 , "size";
is $s, length $bigData, "length ok";
my $new ;
ok $dbstream->read($new, 0, length $bigData) == 0 , "read"
or diag "Status is [" . $cursor->status() . "]";
is $new, $bigData;
my $newData = "hello world" ;
ok $dbstream->write($newData) == 0 , "write";
substr($bigData, 0, length($newData)) = $newData;
my $new1;
ok $dbstream->read($new, 0, 5) == 0 , "read";
is $new, "hello";
ok $dbstream->close() == 0 , "close";
$k = "1";
my $stream = $cursor->c_get_db_stream($k, DB_SET, DB_STREAM_WRITE) ;
isa_ok $stream, 'BerkeleyDB::DbStream';
is $k, "1";
ok $stream->size($s) == 0 , "size";
is $s, length $bigData, "length ok";
$new = 'abc';
ok $stream->read($new, 0, 5) == 0 , "read";
is $new, "hello";
ok $stream->close() == 0 , "close";
ok my $cursor1 = $db->db_cursor() ;
my $d1 ;
my $d2 ;
while (1)
{
my $k = '';
my $v = '';
$cursor->partial_set(0,0) ;
my $status = $cursor1->c_get($k, $v, DB_NEXT) ;
$cursor->partial_clear();
last if $status != 0 ;
my $stream = $cursor1->db_stream(DB_STREAM_WRITE);
if (defined $stream)
{
$stream->size(my $s) ;
my $d = '';
my $delta = 1024;
my $off = 0;
while ($s)
{
$delta = $s if $s - $delta < 0 ;
$stream->read($d, $off, $delta);
$off += $delta ;
$s -= $delta ;
$d1 .= $d ;
}
}
else
{
$cursor1->c_get($k, $d2, DB_CURRENT) ;
}
}
is $d1, $bigData;
is $d2, $smallData;
}
|
