test015.tcl
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上传日期:2007-04-14
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文件大小:6k
- # See the file LICENSE for redistribution information.
- #
- # Copyright (c) 1996, 1997, 1998, 1999, 2000
- # Sleepycat Software. All rights reserved.
- #
- # $Id: test015.tcl,v 11.20 2000/08/25 14:21:54 sue Exp $
- #
- # DB Test 15 {access method}
- # Partial put test when item does not exist.
- proc test015 { method {nentries 7500} { start 0 } args } {
- global fixed_len
- set low_range 50
- set mid_range 100
- set high_range 1000
- if { [is_fixed_length $method] } {
- set low_range [expr $fixed_len/2 - 2]
- set mid_range [expr $fixed_len/2]
- set high_range $fixed_len
- }
- set t_table {
- { 1 { 1 1 1 } }
- { 2 { 1 1 5 } }
- { 3 { 1 1 $low_range } }
- { 4 { 1 $mid_range 1 } }
- { 5 { $mid_range $high_range 5 } }
- { 6 { 1 $mid_range $low_range } }
- }
- puts "Test015:
- $method ($args) $nentries equal key/data pairs, partial put test"
- test015_init
- if { $start == 0 } {
- set start { 1 2 3 4 5 6 }
- }
- foreach entry $t_table {
- set this [lindex $entry 0]
- if { [lsearch $start $this] == -1 } {
- continue
- }
- puts -nonewline "$this: "
- eval [concat test015_body $method [lindex $entry 1]
- $nentries $args]
- }
- }
- proc test015_init { } {
- global rand_init
- berkdb srand $rand_init
- }
- proc test015_body { method off_low off_hi rcount {nentries 10000} args } {
- global dvals
- global fixed_len
- source ./include.tcl
- set args [convert_args $method $args]
- set omethod [convert_method $method]
- set checkfunc test015.check
- if { [is_fixed_length $method] &&
- [string compare $omethod "-recno"] == 0} {
- # is fixed recno method
- set checkfunc test015.check
- }
- puts "Put $rcount strings random offsets between $off_low and $off_hi"
- # 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/test015.db
- set env NULL
- } else {
- set testfile test015.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
- puts "tTest015.a: put/get loop"
- # Here is the loop where we put and get each key/data pair
- # Each put is a partial put of a record that does not exist.
- set did [open $dict]
- while { [gets $did str] != -1 && $count < $nentries } {
- if { [is_record_based $method] == 1 } {
- if { [string length $str] > $fixed_len } {
- continue
- }
- set key [expr $count + 1]
- } else {
- set key $str
- }
- if { 0 } {
- set data [replicate $str $rcount]
- set off [ berkdb random_int $off_low $off_hi ]
- set offn [expr $off + 1]
- if { [is_fixed_length $method] &&
- [expr [string length $data] + $off] >= $fixed_len} {
- set data [string range $data 0 [expr $fixed_len-$offn]]
- }
- set dvals($key) [partial_shift $data $off right]
- } else {
- set data [chop_data $method [replicate $str $rcount]]
- # This is a hack. In DB we will store the records with
- # some padding, but these will get lost if we just return
- # them in TCL. As a result, we're going to have to hack
- # get to check for 0 padding and return a list consisting
- # of the number of 0's and the actual data.
- set off [ berkdb random_int $off_low $off_hi ]
- # There is no string concatenation function in Tcl
- # (although there is one in TclX), so we have to resort
- # to this hack. Ugh.
- set slen [string length $data]
- if {[is_fixed_length $method] &&
- $slen > $fixed_len - $off} {
- set $slen [expr $fixed_len - $off]
- }
- set a "a"
- set dvals($key) [pad_data
- $method [eval "binary format x$off$a$slen" {$data}]]
- }
- if {[is_fixed_length $method] &&
- [string length $data] > ($fixed_len - $off)} {
- set slen [expr $fixed_len - $off]
- set data [eval "binary format a$slen" {$data}]
- }
- set ret [eval {$db put}
- {-partial [list $off [string length $data]] $key $data}]
- error_check_good put $ret 0
- incr count
- }
- close $did
- # Now make sure that everything looks OK
- puts "tTest015.b: check entire file contents"
- dump_file $db $txn $t1 $checkfunc
- error_check_good db_close [$db close] 0
- # Now compare the keys to see if they match the dictionary (or ints)
- 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
- filesort $t2 $t3
- file rename -force $t3 $t2
- filesort $t1 $t3
- } else {
- set q q
- filehead $nentries $dict $t3
- filesort $t3 $t2
- filesort $t1 $t3
- }
- error_check_good Test015:diff($t3,$t2)
- [filecmp $t3 $t2] 0
- puts "tTest015.c: close, open, and dump file"
- # Now, reopen the file and run the last test again.
- open_and_dump_file $testfile $env $txn $t1
- $checkfunc dump_file_direction "-first" "-next"
- if { [string compare $omethod "-recno"] != 0 } {
- filesort $t1 $t3
- }
- error_check_good Test015:diff($t3,$t2)
- [filecmp $t3 $t2] 0
- # Now, reopen the file and run the last test again in the
- # reverse direction.
- puts "tTest015.d: close, open, and dump file in reverse direction"
- open_and_dump_file $testfile $env $txn $t1
- $checkfunc dump_file_direction "-last" "-prev"
- if { [string compare $omethod "-recno"] != 0 } {
- filesort $t1 $t3
- }
- error_check_good Test015:diff($t3,$t2)
- [filecmp $t3 $t2] 0
- unset dvals
- }
- # Check function for test015; keys and data are identical
- proc test015.check { key data } {
- global dvals
- error_check_good key"$key"_exists [info exists dvals($key)] 1
- binary scan $data "c[string length $data]" a
- binary scan $dvals($key) "c[string length $dvals($key)]" b
- error_check_good "mismatch on padding for key $key" $a $b
- }
- proc test015.fixed.check { key data } {
- global dvals
- global fixed_len
- error_check_good key"$key"_exists [info exists dvals($key)] 1
- if { [string length $data] > $fixed_len } {
- error_check_bad
- "data length:[string length $data]
- for fixed:$fixed_len" 1 1
- }
- puts "$data : $dvals($key)"
- error_check_good compare_data($data,$dvals($key)
- $dvals($key) $data
- }