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# See the file LICENSE for redistribution information.
#
# Copyright (c) 1996-2002
# Sleepycat Software. All rights reserved.
#
# $Id: test016.tcl,v 1.1.1.1 2003/11/20 22:14:00 toshok Exp $
#
# TEST test016
# TEST Partial put test
# TEST Partial put where the datum gets shorter as a result of the put.
# TEST
# TEST Partial put test where partial puts make the record smaller.
# TEST Use the first 10,000 entries from the dictionary.
# TEST Insert each with self as key and a fixed, medium length data string;
# TEST retrieve each. After all are entered, go back and do partial puts,
# TEST replacing a random-length string with the key value.
# TEST Then verify.
proc test016 { method {nentries 10000} args } {
global datastr
global dvals
global rand_init
source ./include.tcl
berkdb srand $rand_init
set args [convert_args $method $args]
set omethod [convert_method $method]
if { [is_fixed_length $method] == 1 } {
puts "Test016: skipping for method $method"
return
}
# Create the database and open the dictionary
set txnenv 0
set eindex [lsearch -exact $args "-env"]
#
# If we are using an env, then testfile should just be the db name.
# Otherwise it is the test directory and the name.
if { $eindex == -1 } {
set testfile $testdir/test016.db
set env NULL
} else {
set testfile test016.db
incr eindex
set env [lindex $args $eindex]
set txnenv [is_txnenv $env]
if { $txnenv == 1 } {
append args " -auto_commit "
#
# If we are using txns and running with the
# default, set the default down a bit.
#
if { $nentries == 10000 } {
set nentries 100
}
}
set testdir [get_home $env]
}
puts "Test016: $method ($args) $nentries partial put shorten"
set t1 $testdir/t1
set t2 $testdir/t2
set t3 $testdir/t3
cleanup $testdir $env
set db [eval {berkdb_open \
-create -mode 0644} $args {$omethod $testfile}]
error_check_good dbopen [is_valid_db $db] TRUE
set pflags ""
set gflags ""
set txn ""
set count 0
if { [is_record_based $method] == 1 } {
append gflags " -recno"
}
# Here is the loop where we put and get each key/data pair
puts "\tTest016.a: put/get loop"
set did [open $dict]
while { [gets $did str] != -1 && $count < $nentries } {
if { [is_record_based $method] == 1 } {
set key [expr $count + 1]
} else {
set key $str
}
if { $txnenv == 1 } {
set t [$env txn]
error_check_good txn [is_valid_txn $t $env] TRUE
set txn "-txn $t"
}
set ret [eval {$db put} \
$txn $pflags {$key [chop_data $method $datastr]}]
error_check_good put $ret 0
set ret [eval {$db get} $txn $gflags {$key}]
error_check_good \
get $ret [list [list $key [pad_data $method $datastr]]]
if { $txnenv == 1 } {
error_check_good txn [$t commit] 0
}
incr count
}
close $did
# Next we will do a partial put replacement, making the data
# shorter
puts "\tTest016.b: partial put loop"
set did [open $dict]
set count 0
set len [string length $datastr]
while { [gets $did str] != -1 && $count < $nentries } {
if { [is_record_based $method] == 1 } {
set key [expr $count + 1]
} else {
set key $str
}
set repl_len [berkdb random_int [string length $key] $len]
set repl_off [berkdb random_int 0 [expr $len - $repl_len] ]
set s1 [string range $datastr 0 [ expr $repl_off - 1] ]
set s2 [string toupper $key]
set s3 [string range $datastr [expr $repl_off + $repl_len] end ]
set dvals($key) [pad_data $method $s1$s2$s3]
if { $txnenv == 1 } {
set t [$env txn]
error_check_good txn [is_valid_txn $t $env] TRUE
set txn "-txn $t"
}
set ret [eval {$db put} $txn {-partial \
[list $repl_off $repl_len] $key [chop_data $method $s2]}]
error_check_good put $ret 0
set ret [eval {$db get} $txn $gflags {$key}]
error_check_good \
put $ret [list [list $key [pad_data $method $s1$s2$s3]]]
if { $txnenv == 1 } {
error_check_good txn [$t commit] 0
}
incr count
}
close $did
# Now we will get each key from the DB and compare the results
# to the original.
puts "\tTest016.c: dump file"
if { $txnenv == 1 } {
set t [$env txn]
error_check_good txn [is_valid_txn $t $env] TRUE
set txn "-txn $t"
}
dump_file $db $txn $t1 test016.check
if { $txnenv == 1 } {
error_check_good txn [$t commit] 0
}
error_check_good db_close [$db close] 0
# Now compare the keys to see if they match the dictionary
if { [is_record_based $method] == 1 } {
set oid [open $t2 w]
for {set i 1} {$i <= $nentries} {set i [incr i]} {
puts $oid $i
}
close $oid
file rename -force $t1 $t3
} else {
set q q
filehead $nentries $dict $t3
filesort $t3 $t2
filesort $t1 $t3
}
error_check_good Test016:diff($t3,$t2) \
[filecmp $t3 $t2] 0
# Now, reopen the file and run the last test again.
puts "\tTest016.d: close, open, and dump file"
open_and_dump_file $testfile $env $t1 test016.check \
dump_file_direction "-first" "-next"
if { [ is_record_based $method ] == 0 } {
filesort $t1 $t3
}
error_check_good Test016:diff($t3,$t2) \
[filecmp $t3 $t2] 0
# Now, reopen the file and run the last test again in reverse direction.
puts "\tTest016.e: close, open, and dump file in reverse direction"
open_and_dump_file $testfile $env $t1 test016.check \
dump_file_direction "-last" "-prev"
if { [ is_record_based $method ] == 0 } {
filesort $t1 $t3
}
error_check_good Test016:diff($t3,$t2) \
[filecmp $t3 $t2] 0
}
# Check function for test016; data should be whatever is set in dvals
proc test016.check { key data } {
global datastr
global dvals
error_check_good key"$key"_exists [info exists dvals($key)] 1
error_check_good "data mismatch for key $key" $data $dvals($key)
}
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