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# See the file LICENSE for redistribution information.
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# Copyright (c) 1996-2001
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# Sleepycat Software. All rights reserved.
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# $Id: test057.tcl,v 11.18 2001/01/25 18:23:12 bostic Exp $
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# Check if we handle the case where we delete a key with the cursor on it
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# and then add the same key. The cursor should not get the new item
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# returned, but the item shouldn't disappear.
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# Run test tests, one where the overwriting put is done with a put and
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# one where it's done with a cursor put.
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proc test057 { method args } {
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set args [convert_args $method $args]
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set omethod [convert_method $method]
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append args " -create -truncate -mode 0644 -dup "
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if { [is_record_based $method] == 1 || [is_rbtree $method] == 1 } {
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puts "Test057: skipping for method $method"
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puts "Test057: $method delete and replace in presence of cursor."
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# Create the database and open the dictionary
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set eindex [lsearch -exact $args "-env"]
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# If we are using an env, then testfile should just be the db name.
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# Otherwise it is the test directory and the name.
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if { $eindex == -1 } {
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set testfile $testdir/test057.db
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set testfile test057.db
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set env [lindex $args $eindex]
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set db [eval {berkdb_open} $args {$omethod $testfile}]
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error_check_good dbopen:dup [is_valid_db $db] TRUE
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set curs [eval {$db cursor} $txn]
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error_check_good curs_open:dup [is_substr $curs $db] 1
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puts "\tTest057.a: Set cursor, delete cursor, put with key."
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# Put three keys in the database
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for { set key 1 } { $key <= 3 } {incr key} {
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set r [eval {$db put} $txn $flags {$key datum$key}]
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error_check_good put $r 0
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# Retrieve keys sequentially so we can figure out their order
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for {set d [$curs get -first] } {[llength $d] != 0 } {\
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set d [$curs get -next] } {
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set key_set($i) [lindex [lindex $d 0] 0]
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# Now put in a bunch of duplicates for key 2
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for { set d 1 } { $d <= 5 } {incr d} {
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set r [eval {$db put} $txn $flags {$key_set(2) dup_$d}]
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error_check_good dup:put $r 0
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# Now put the cursor on key 1
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# Now set the cursor on the first of the duplicate set.
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set r [$curs get -set $key_set(1)]
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error_check_bad cursor_get:DB_SET [llength $r] 0
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set k [lindex [lindex $r 0] 0]
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set d [lindex [lindex $r 0] 1]
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error_check_good curs_get:DB_SET:key $k $key_set(1)
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error_check_good curs_get:DB_SET:data $d datum$key_set(1)
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error_check_good delete $r 0
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# Now check the get current on the cursor.
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error_check_good curs_get:del [$curs get -current] [list [list [] []]]
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# Now do a put on the key
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set r [eval {$db put} $txn $flags {$key_set(1) new_datum$key_set(1)}]
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error_check_good put $r 0
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set r [eval {$db get} $txn {$key_set(1)}]
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error_check_good get [lindex [lindex $r 0] 1] new_datum$key_set(1)
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error_check_good curs_get:deleted [$curs get -current] [list [list [] []]]
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# Move cursor and see if we get the key.
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set r [$curs get -first]
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error_check_bad cursor_get:DB_FIRST [llength $r] 0
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set k [lindex [lindex $r 0] 0]
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set d [lindex [lindex $r 0] 1]
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error_check_good curs_get:DB_FIRST:key $k $key_set(1)
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error_check_good curs_get:DB_FIRST:data $d new_datum$key_set(1)
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puts "\tTest057.b: Set two cursor on a key, delete one, overwrite other"
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set curs2 [eval {$db cursor} $txn]
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error_check_good curs2_open [is_substr $curs2 $db] 1
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# Set both cursors on the 4rd key
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set r [$curs get -set $key_set(3)]
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error_check_bad cursor_get:DB_SET [llength $r] 0
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set k [lindex [lindex $r 0] 0]
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set d [lindex [lindex $r 0] 1]
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error_check_good curs_get:DB_SET:key $k $key_set(3)
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error_check_good curs_get:DB_SET:data $d datum$key_set(3)
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set r [$curs2 get -set $key_set(3)]
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error_check_bad cursor2_get:DB_SET [llength $r] 0
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set k [lindex [lindex $r 0] 0]
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set d [lindex [lindex $r 0] 1]
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error_check_good curs2_get:DB_SET:key $k $key_set(3)
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error_check_good curs2_get:DB_SET:data $d datum$key_set(3)
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# Now delete through cursor 1
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error_check_good curs1_del [$curs del] 0
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# Verify gets on both 1 and 2
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error_check_good curs_get:deleted [$curs get -current] \
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error_check_good curs_get:deleted [$curs2 get -current] \
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# Now do a replace through cursor 2
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set pflags "-current"
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if {[is_hash $method] == 1} {
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error_check_good curs1_get_after_del [is_substr \
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[$curs2 put $pflags new_datum$key_set(3)] "DB_NOTFOUND"] 1
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error_check_good curs1_get:deleted \
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[$curs get -current] \
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error_check_good curs2_get:deleted \
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[$curs get -current] \
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# btree only, recno is skipped this test
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set ret [$curs2 put $pflags new_datum$key_set(3)]
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error_check_good curs_replace $ret 0
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#error_check_good curs1_get:deleted [catch {$curs get -current} r] 1
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#error_check_good curs1_get_after_del \
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[is_substr $errorInfo "DB_KEYEMPTY"] 1
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#error_check_good curs2_get:deleted [catch {$curs2 get -current} r] 1
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#error_check_good curs2_get_after_del \
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[is_substr $errorInfo "DB_KEYEMPTY"] 1
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Set two cursors on a dup, delete one, overwrite other"
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# Set both cursors on the 2nd duplicate of key 2
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set r [$curs get -set $key_set(2)]
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error_check_bad cursor_get:DB_SET [llength $r] 0
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set k [lindex [lindex $r 0] 0]
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set d [lindex [lindex $r 0] 1]
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error_check_good curs_get:DB_SET:key $k $key_set(2)
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error_check_good curs_get:DB_SET:data $d datum$key_set(2)
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set r [$curs get -next]
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error_check_bad cursor_get:DB_NEXT [llength $r] 0
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set k [lindex [lindex $r 0] 0]
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set d [lindex [lindex $r 0] 1]
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error_check_good curs_get:DB_NEXT:key $k $key_set(2)
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error_check_good curs_get:DB_NEXT:data $d dup_1
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set r [$curs2 get -set $key_set(2)]
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error_check_bad cursor2_get:DB_SET [llength $r] 0
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set k [lindex [lindex $r 0] 0]
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set d [lindex [lindex $r 0] 1]
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error_check_good curs2_get:DB_SET:key $k $key_set(2)
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error_check_good curs2_get:DB_SET:data $d datum$key_set(2)
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set r [$curs2 get -next]
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error_check_bad cursor2_get:DB_NEXT [llength $r] 0
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set k [lindex [lindex $r 0] 0]
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set d [lindex [lindex $r 0] 1]
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error_check_good curs2_get:DB_NEXT:key $k $key_set(2)
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error_check_good curs2_get:DB_NEXT:data $d dup_1
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# Now delete through cursor 1
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error_check_good curs1_del [$curs del] 0
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# Verify gets on both 1 and 2
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error_check_good curs_get:deleted [$curs get -current] \
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error_check_good curs_get:deleted [$curs2 get -current] \
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# Now do a replace through cursor 2 -- this will work on btree but
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if {[is_hash $method] == 1} {
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error_check_good hash_replace \
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[is_substr [$curs2 put -current new_dup_1] "DB_NOTFOUND"] 1
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error_check_good curs_replace [$curs2 put -current new_dup_1] 0
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# Both gets should fail
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#error_check_good curs1_get:deleted [catch {$curs get -current} r] 1
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#error_check_good curs1_get_after_del \
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[is_substr $errorInfo "DB_KEYEMPTY"] 1
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#error_check_good curs2_get:deleted [catch {$curs2 get -current} r] 1
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#error_check_good curs2_get_after_del \
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[is_substr $errorInfo "DB_KEYEMPTY"] 1
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error_check_good curs2_close [$curs2 close] 0
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error_check_good curs_close [$curs close] 0
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error_check_good db_close [$db close] 0
added
removed
db/test/test057.tcl
