test016.tcl
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上传日期:2007-04-14
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- # See the file LICENSE for redistribution information.
- #
- # Copyright (c) 1996, 1997, 1998, 1999, 2000
- # Sleepycat Software. All rights reserved.
- #
- # $Id: test016.tcl,v 11.17 2000/08/25 14:21:54 sue Exp $
- #
- # DB Test 16 {access method}
- # Partial put test where partial puts make the record smaller.
- # Use the first 10,000 entries from the dictionary.
- # Insert each with self as key and a fixed, medium length data string;
- # retrieve each. After all are entered, go back and do partial puts,
- # replacing a random-length string with the key value.
- # Then verify.
- set datastr abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz
- 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
- }
- puts "Test016: $method ($args) $nentries partial put shorten"
- # Create the database and open the dictionary
- 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 t1 $testdir/t1
- set t2 $testdir/t2
- set t3 $testdir/t3
- cleanup $testdir $env
- set db [eval {berkdb_open
- -create -truncate -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 $str
- }
- set ret [eval {$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]]]
- 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$s3]
- set ret [eval {$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]]]
- 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"
- dump_file $db $txn $t1 test016.check
- error_check_good db_close [$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 $txn $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 $txn $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)
- }