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# See the file LICENSE for redistribution information.
#
# Copyright (c) 1996-2004
# Sleepycat Software. All rights reserved.
#
# $Id: test028.tcl,v 11.22 2004/01/28 03:36:30 bostic Exp $
#
# TEST test028
# TEST Cursor delete test
# TEST Test put operations after deleting through a cursor.
proc test028 { method args } {
global dupnum
global dupstr
global alphabet
source ./include.tcl
set args [convert_args $method $args]
set omethod [convert_method $method]
puts "Test028: $method put after cursor delete test"
if { [is_rbtree $method] == 1 } {
puts "Test028 skipping for method $method"
return
}
if { [is_record_based $method] == 1 } {
set key 10
} else {
append args " -dup"
set key "put_after_cursor_del"
}
# 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/test028.db
set env NULL
} else {
set testfile test028.db
incr eindex
set env [lindex $args $eindex]
set txnenv [is_txnenv $env]
if { $txnenv == 1 } {
append args " -auto_commit "
}
set testdir [get_home $env]
}
set t1 $testdir/t1
cleanup $testdir $env
set db [eval {berkdb_open \
-create -mode 0644} $args {$omethod $testfile}]
error_check_good dbopen [is_valid_db $db] TRUE
set ndups 20
set txn ""
set pflags ""
set gflags ""
if { [is_record_based $method] == 1 } {
set gflags " -recno"
}
if { $txnenv == 1 } {
set t [$env txn]
error_check_good txn [is_valid_txn $t $env] TRUE
set txn "-txn $t"
}
set dbc [eval {$db cursor} $txn]
error_check_good db_cursor [is_substr $dbc $db] 1
foreach i { offpage onpage } {
foreach b { bigitem smallitem } {
if { $i == "onpage" } {
if { $b == "bigitem" } {
set dupstr [repeat $alphabet 100]
} else {
set dupstr DUP
}
} else {
if { $b == "bigitem" } {
set dupstr [repeat $alphabet 100]
} else {
set dupstr [repeat $alphabet 50]
}
}
if { $b == "bigitem" } {
set dupstr [repeat $dupstr 10]
}
puts "\tTest028: $i/$b"
puts "\tTest028.a: Insert key with single data item"
set ret [eval {$db put} \
$txn $pflags {$key [chop_data $method $dupstr]}]
error_check_good db_put $ret 0
# Now let's get the item and make sure its OK.
puts "\tTest028.b: Check initial entry"
set ret [eval {$db get} $txn $gflags {$key}]
error_check_good db_get \
$ret [list [list $key [pad_data $method $dupstr]]]
# Now try a put with NOOVERWRITE SET (should be error)
puts "\tTest028.c: No_overwrite test"
set ret [eval {$db put} $txn \
{-nooverwrite $key [chop_data $method $dupstr]}]
error_check_good \
db_put [is_substr $ret "DB_KEYEXIST"] 1
# Now delete the item with a cursor
puts "\tTest028.d: Delete test"
set ret [$dbc get -set $key]
error_check_bad dbc_get:SET [llength $ret] 0
set ret [$dbc del]
error_check_good dbc_del $ret 0
puts "\tTest028.e: Reput the item"
set ret [eval {$db put} $txn \
{-nooverwrite $key [chop_data $method $dupstr]}]
error_check_good db_put $ret 0
puts "\tTest028.f: Retrieve the item"
set ret [eval {$db get} $txn $gflags {$key}]
error_check_good db_get $ret \
[list [list $key [pad_data $method $dupstr]]]
# Delete the key to set up for next test
set ret [eval {$db del} $txn {$key}]
error_check_good db_del $ret 0
# Now repeat the above set of tests with
# duplicates (if not RECNO).
if { [is_record_based $method] == 1 } {
continue;
}
puts "\tTest028.g: Insert key with duplicates"
for { set count 0 } { $count < $ndups } { incr count } {
set ret [eval {$db put} $txn \
{$key [chop_data $method $count$dupstr]}]
error_check_good db_put $ret 0
}
puts "\tTest028.h: Check dups"
set dupnum 0
dump_file $db $txn $t1 test028.check
# Try no_overwrite
puts "\tTest028.i: No_overwrite test"
set ret [eval {$db put} \
$txn {-nooverwrite $key $dupstr}]
error_check_good \
db_put [is_substr $ret "DB_KEYEXIST"] 1
# Now delete all the elements with a cursor
puts "\tTest028.j: Cursor Deletes"
set count 0
for { set ret [$dbc get -set $key] } {
[string length $ret] != 0 } {
set ret [$dbc get -next] } {
set k [lindex [lindex $ret 0] 0]
set d [lindex [lindex $ret 0] 1]
error_check_good db_seq(key) $k $key
error_check_good db_seq(data) $d $count$dupstr
set ret [$dbc del]
error_check_good dbc_del $ret 0
incr count
if { $count == [expr $ndups - 1] } {
puts "\tTest028.k:\
Duplicate No_Overwrite test"
set ret [eval {$db put} $txn \
{-nooverwrite $key $dupstr}]
error_check_good db_put [is_substr \
$ret "DB_KEYEXIST"] 1
}
}
# Make sure all the items are gone
puts "\tTest028.l: Get after delete"
set ret [$dbc get -set $key]
error_check_good get_after_del [string length $ret] 0
puts "\tTest028.m: Reput the item"
set ret [eval {$db put} \
$txn {-nooverwrite $key 0$dupstr}]
error_check_good db_put $ret 0
for { set count 1 } { $count < $ndups } { incr count } {
set ret [eval {$db put} $txn \
{$key $count$dupstr}]
error_check_good db_put $ret 0
}
puts "\tTest028.n: Retrieve the item"
set dupnum 0
dump_file $db $txn $t1 test028.check
# Clean out in prep for next test
set ret [eval {$db del} $txn {$key}]
error_check_good db_del $ret 0
}
}
error_check_good dbc_close [$dbc close] 0
if { $txnenv == 1 } {
error_check_good txn [$t commit] 0
}
error_check_good db_close [$db close] 0
}
# Check function for test028; keys and data are identical
proc test028.check { key data } {
global dupnum
global dupstr
error_check_good "Bad key" $key put_after_cursor_del
error_check_good "data mismatch for $key" $data $dupnum$dupstr
incr dupnum
}
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