libdb/test/tcl/test072.tcl
2012-11-14 15:13:24 -05:00

258 lines
7.9 KiB
Tcl

# See the file LICENSE for redistribution information.
#
# Copyright (c) 1999, 2012 Oracle and/or its affiliates. All rights reserved.
#
# $Id$
#
# TEST test072
# TEST Test of cursor stability when duplicates are moved off-page.
proc test072 { method {pagesize 512} {ndups 20} {tnum "072"} args } {
source ./include.tcl
global alphabet
global is_je_test
set omethod [convert_method $method]
set args [convert_args $method $args]
set txnenv 0
set eindex [lsearch -exact $args "-env"]
#
# If we are using an env, then testfile name should just be
# the db name. Otherwise it is the test directory and the name.
if { $eindex == -1 } {
set basename $testdir/test$tnum
set env NULL
} else {
set basename test$tnum
incr eindex
set env [lindex $args $eindex]
set txnenv [is_txnenv $env]
if { $txnenv == 1 } {
append args " -auto_commit "
}
set testdir [get_home $env]
}
cleanup $testdir $env
# Keys must sort $prekey < $key < $postkey.
set prekey "a key"
set key "the key"
set postkey "z key"
# Make these distinguishable from each other and from the
# alphabets used for the $key's data.
set predatum "1234567890"
set postdatum "0987654321"
puts -nonewline "Test$tnum $omethod ($args): "
if { [is_record_based $method] || [is_rbtree $method] } {
puts "Skipping for method $method."
return
} else {
puts "\nTest$tnum: Test of cursor stability when\
duplicates are moved off-page."
}
set pgindex [lsearch -exact $args "-pagesize"]
if { $pgindex != -1 } {
puts "Test$tnum: skipping for specific pagesizes"
return
}
append args " -pagesize $pagesize "
set txn ""
set dlist [list "-dup" "-dup -dupsort"]
set testid 0
foreach dupopt $dlist {
if { $is_je_test || [is_compressed $args] } {
if { $dupopt == "-dup" } {
continue
}
}
incr testid
set duptestfile $basename$testid.db
set db [eval {berkdb_open -create -mode 0644} \
$omethod $args $dupopt {$duptestfile}]
error_check_good "db open" [is_valid_db $db] TRUE
puts \
"\tTest$tnum.a: ($dupopt) Set up surrounding keys and cursors."
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} $txn {$prekey $predatum}]
error_check_good pre_put $ret 0
set ret [eval {$db put} $txn {$postkey $postdatum}]
error_check_good post_put $ret 0
set precursor [eval {$db cursor} $txn]
error_check_good precursor [is_valid_cursor $precursor \
$db] TRUE
set postcursor [eval {$db cursor} $txn]
error_check_good postcursor [is_valid_cursor $postcursor \
$db] TRUE
error_check_good preset [$precursor get -set $prekey] \
[list [list $prekey $predatum]]
error_check_good postset [$postcursor get -set $postkey] \
[list [list $postkey $postdatum]]
puts "\tTest$tnum.b: Put/create cursor/verify all cursor loop."
for { set i 0 } { $i < $ndups } { incr i } {
set datum [format "%4d$alphabet" [expr $i + 1000]]
set data($i) $datum
# Uncomment these lines to see intermediate steps.
# error_check_good db_sync($i) [$db sync] 0
# error_check_good db_dump($i) \
# [catch {exec $util_path/db_dump \
# -da $duptestfile > $testdir/out.$i}] 0
set ret [eval {$db put} $txn {$key $datum}]
error_check_good "db put ($i)" $ret 0
set dbc($i) [eval {$db cursor} $txn]
error_check_good "db cursor ($i)"\
[is_valid_cursor $dbc($i) $db] TRUE
error_check_good "dbc get -get_both ($i)"\
[$dbc($i) get -get_both $key $datum]\
[list [list $key $datum]]
for { set j 0 } { $j < $i } { incr j } {
set dbt [$dbc($j) get -current]
set k [lindex [lindex $dbt 0] 0]
set d [lindex [lindex $dbt 0] 1]
#puts "cursor $j after $i: $d"
eval {$db sync}
error_check_good\
"cursor $j key correctness after $i puts" \
$k $key
error_check_good\
"cursor $j data correctness after $i puts" \
$d $data($j)
}
# Check correctness of pre- and post- cursors. Do an
# error_check_good on the lengths first so that we don't
# spew garbage as the "got" field and screw up our
# terminal. (It's happened here.)
set pre_dbt [$precursor get -current]
set post_dbt [$postcursor get -current]
error_check_good \
"key earlier cursor correctness after $i puts" \
[string length [lindex [lindex $pre_dbt 0] 0]] \
[string length $prekey]
error_check_good \
"data earlier cursor correctness after $i puts" \
[string length [lindex [lindex $pre_dbt 0] 1]] \
[string length $predatum]
error_check_good \
"key later cursor correctness after $i puts" \
[string length [lindex [lindex $post_dbt 0] 0]] \
[string length $postkey]
error_check_good \
"data later cursor correctness after $i puts" \
[string length [lindex [lindex $post_dbt 0] 1]]\
[string length $postdatum]
error_check_good \
"earlier cursor correctness after $i puts" \
$pre_dbt [list [list $prekey $predatum]]
error_check_good \
"later cursor correctness after $i puts" \
$post_dbt [list [list $postkey $postdatum]]
}
puts "\tTest$tnum.c: Reverse Put/create cursor/verify all cursor loop."
set end [expr $ndups * 2 - 1]
for { set i $end } { $i >= $ndups } { set i [expr $i - 1] } {
set datum [format "%4d$alphabet" [expr $i + 1000]]
set data($i) $datum
# Uncomment these lines to see intermediate steps.
# error_check_good db_sync($i) [$db sync] 0
# error_check_good db_dump($i) \
# [catch {exec $util_path/db_dump \
# -da $duptestfile > $testdir/out.$i}] 0
set ret [eval {$db put} $txn {$key $datum}]
error_check_good "db put ($i)" $ret 0
error_check_bad dbc($i)_stomped [info exists dbc($i)] 1
set dbc($i) [eval {$db cursor} $txn]
error_check_good "db cursor ($i)"\
[is_valid_cursor $dbc($i) $db] TRUE
error_check_good "dbc get -get_both ($i)"\
[$dbc($i) get -get_both $key $datum]\
[list [list $key $datum]]
for { set j $i } { $j < $end } { incr j } {
set dbt [$dbc($j) get -current]
set k [lindex [lindex $dbt 0] 0]
set d [lindex [lindex $dbt 0] 1]
#puts "cursor $j after $i: $d"
eval {$db sync}
error_check_good\
"cursor $j key correctness after $i puts" \
$k $key
error_check_good\
"cursor $j data correctness after $i puts" \
$d $data($j)
}
# Check correctness of pre- and post- cursors. Do an
# error_check_good on the lengths first so that we don't
# spew garbage as the "got" field and screw up our
# terminal. (It's happened here.)
set pre_dbt [$precursor get -current]
set post_dbt [$postcursor get -current]
error_check_good \
"key earlier cursor correctness after $i puts" \
[string length [lindex [lindex $pre_dbt 0] 0]] \
[string length $prekey]
error_check_good \
"data earlier cursor correctness after $i puts" \
[string length [lindex [lindex $pre_dbt 0] 1]] \
[string length $predatum]
error_check_good \
"key later cursor correctness after $i puts" \
[string length [lindex [lindex $post_dbt 0] 0]] \
[string length $postkey]
error_check_good \
"data later cursor correctness after $i puts" \
[string length [lindex [lindex $post_dbt 0] 1]]\
[string length $postdatum]
error_check_good \
"earlier cursor correctness after $i puts" \
$pre_dbt [list [list $prekey $predatum]]
error_check_good \
"later cursor correctness after $i puts" \
$post_dbt [list [list $postkey $postdatum]]
}
# Close cursors.
puts "\tTest$tnum.d: Closing cursors."
for { set i 0 } { $i <= $end } { incr i } {
error_check_good "dbc close ($i)" [$dbc($i) close] 0
}
unset dbc
error_check_good precursor_close [$precursor close] 0
error_check_good postcursor_close [$postcursor close] 0
if { $txnenv == 1 } {
error_check_good txn [$t commit] 0
}
error_check_good "db close" [$db close] 0
}
}