- # See the file LICENSE for redistribution information.
- #
- # Copyright (c) 1999, 2000
- # Sleepycat Software. All rights reserved.
- #
- # $Id: test086.tcl,v 11.2 2000/08/25 14:21:58 sue Exp $
- # Test086: Cursor stability across btree splits w/ subtransaction abort [#2373].
- proc test086 { method args } {
- global errorCode
- source ./include.tcl
- set tstn 086
- if { [is_btree $method] != 1 } {
- puts "Test$tstn skipping for method $method."
- return
- }
- set method "-btree"
- puts "tTest$tstn: Test of cursor stability across aborted
- btree splits."
- set key "key"
- set data "data"
- set txn ""
- set flags ""
- set eindex [lsearch -exact $args "-env"]
- #
- # If we are using an env, then this test won't work.
- if { $eindex == -1 } {
- # But we will be using our own env...
- set testfile test0$tstn.db
- } else {
- puts "tTest$tstn: Environment provided; skipping test."
- return
- }
- set t1 $testdir/t1
- env_cleanup $testdir
- set env [berkdb env -create -home $testdir -txn]
- error_check_good berkdb_env [is_valid_env $env] TRUE
- puts "tTest$tstn.a: Create $method database."
- set oflags "-create -env $env -mode 0644 $args $method"
- set db [eval {berkdb_open} $oflags $testfile]
- error_check_good dbopen [is_valid_db $db] TRUE
- set nkeys 5
- # Fill page w/ small key/data pairs, keep at leaf
- #
- puts "tTest$tstn.b: Fill page with $nkeys small key/data pairs."
- set txn [$env txn]
- error_check_good txn [is_valid_txn $txn $env] TRUE
- for { set i 0 } { $i < $nkeys } { incr i } {
- set ret [$db put -txn $txn key000$i $data$i]
- error_check_good dbput $ret 0
- }
- error_check_good commit [$txn commit] 0
- # get db ordering, set cursors
- puts "tTest$tstn.c: Set cursors on each of $nkeys pairs."
- set txn [$env txn]
- error_check_good txn [is_valid_txn $txn $env] TRUE
- for {set i 0; set ret [$db get -txn $txn key000$i]} {
- $i < $nkeys && [llength $ret] != 0} {
- incr i; set ret [$db get -txn $txn key000$i]} {
- set key_set($i) [lindex [lindex $ret 0] 0]
- set data_set($i) [lindex [lindex $ret 0] 1]
- set dbc [$db cursor -txn $txn]
- set dbc_set($i) $dbc
- error_check_good db_cursor:$i [is_substr $dbc_set($i) $db] 1
- set ret [$dbc_set($i) get -set $key_set($i)]
- error_check_bad dbc_set($i)_get:set [llength $ret] 0
- }
- # Create child txn.
- set ctxn [$env txn -parent $txn]
- error_check_good ctxn [is_valid_txn $txn $env] TRUE
- # if mkeys is above 1000, need to adjust below for lexical order
- set mkeys 1000
- puts "tTest$tstn.d: Add $mkeys pairs to force split."
- for {set i $nkeys} { $i < $mkeys } { incr i } {
- if { $i >= 100 } {
- set ret [$db put -txn $ctxn key0$i $data$i]
- } elseif { $i >= 10 } {
- set ret [$db put -txn $ctxn key00$i $data$i]
- } else {
- set ret [$db put -txn $ctxn key000$i $data$i]
- }
- error_check_good dbput:more $ret 0
- }
- puts "tTest$tstn.e: Abort."
- error_check_good ctxn_abort [$ctxn abort] 0
- puts "tTest$tstn.f: Check and see that cursors maintained reference."
- for {set i 0} { $i < $nkeys } {incr i} {
- set ret [$dbc_set($i) get -current]
- error_check_bad dbc$i:get:current [llength $ret] 0
- set ret2 [$dbc_set($i) get -set $key_set($i)]
- error_check_bad dbc$i:get:set [llength $ret2] 0
- error_check_good dbc$i:get(match) $ret $ret2
- }
- # Put (and this time keep) the keys that caused the split.
- # We'll delete them to test reverse splits.
- puts "tTest$tstn.g: Put back added keys."
- for {set i $nkeys} { $i < $mkeys } { incr i } {
- if { $i >= 100 } {
- set ret [$db put -txn $txn key0$i $data$i]
- } elseif { $i >= 10 } {
- set ret [$db put -txn $txn key00$i $data$i]
- } else {
- set ret [$db put -txn $txn key000$i $data$i]
- }
- error_check_good dbput:more $ret 0
- }
- puts "tTest$tstn.h: Delete added keys to force reverse split."
- set ctxn [$env txn -parent $txn]
- error_check_good ctxn [is_valid_txn $txn $env] TRUE
- for {set i $nkeys} { $i < $mkeys } { incr i } {
- if { $i >= 100 } {
- error_check_good db_del:$i [$db del -txn $ctxn key0$i] 0
- } elseif { $i >= 10 } {
- error_check_good db_del:$i
- [$db del -txn $ctxn key00$i] 0
- } else {
- error_check_good db_del:$i
- [$db del -txn $ctxn key000$i] 0
- }
- }
- puts "tTest$tstn.i: Abort."
- error_check_good ctxn_abort [$ctxn abort] 0
- puts "tTest$tstn.j: Verify cursor reference."
- for {set i 0} { $i < $nkeys } {incr i} {
- set ret [$dbc_set($i) get -current]
- error_check_bad dbc$i:get:current [llength $ret] 0
- set ret2 [$dbc_set($i) get -set $key_set($i)]
- error_check_bad dbc$i:get:set [llength $ret2] 0
- error_check_good dbc$i:get(match) $ret $ret2
- }
- puts "tTest$tstn.j: Cleanup."
- # close cursors
- for {set i 0} { $i < $nkeys } {incr i} {
- error_check_good dbc_close:$i [$dbc_set($i) close] 0
- }
- error_check_good commit [$txn commit] 0
- error_check_good dbclose [$db close] 0
- error_check_good envclose [$env close] 0
- puts "tTest$tstn complete."
- }