- # See the file LICENSE for redistribution information.
- #
- # Copyright (c) 1996, 1997, 1998, 1999, 2000
- # Sleepycat Software. All rights reserved.
- #
- # $Id: test056.tcl,v 11.13 2000/08/25 14:21:57 sue Exp $
- #
- # Test056
- # Check if deleting a key when a cursor is on a duplicate of that key works.
- proc test056 { method args } {
- global errorInfo
- source ./include.tcl
- set args [convert_args $method $args]
- set omethod [convert_method $method]
- append args " -create -truncate -mode 0644 -dup "
- if { [is_record_based $method] == 1 || [is_rbtree $method] } {
- puts "Test056: skipping for method $method"
- return
- }
- puts "Test056: $method delete of key in presence of cursor"
- # 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/test056.db
- set env NULL
- } else {
- set testfile test056.db
- incr eindex
- set env [lindex $args $eindex]
- }
- cleanup $testdir $env
- set flags ""
- set txn ""
- set db [eval {berkdb_open} $args {$omethod $testfile}]
- error_check_good db_open:dup [is_valid_db $db] TRUE
- set curs [eval {$db cursor} $txn]
- error_check_good curs_open:dup [is_substr $curs $db] 1
- puts "tTest056.a: Key delete with cursor on duplicate."
- # Put three keys in the database
- for { set key 1 } { $key <= 3 } {incr key} {
- set r [eval {$db put} $txn $flags {$key datum$key}]
- error_check_good put $r 0
- }
- # Retrieve keys sequentially so we can figure out their order
- set i 1
- for {set d [$curs get -first] } { [llength $d] != 0 } {
- set d [$curs get -next] } {
- set key_set($i) [lindex [lindex $d 0] 0]
- incr i
- }
- # Now put in a bunch of duplicates for key 2
- for { set d 1 } { $d <= 5 } {incr d} {
- set r [eval {$db put} $txn $flags {$key_set(2) dup_$d}]
- error_check_good dup:put $r 0
- }
- # Now put the cursor on a duplicate of key 2
- # Now set the cursor on the first of the duplicate set.
- set r [$curs get -set $key_set(2)]
- error_check_bad cursor_get:DB_SET [llength $r] 0
- set k [lindex [lindex $r 0] 0]
- set d [lindex [lindex $r 0] 1]
- error_check_good curs_get:DB_SET:key $k $key_set(2)
- error_check_good curs_get:DB_SET:data $d datum$key_set(2)
- # Now do two nexts
- set r [$curs get -next]
- error_check_bad cursor_get:DB_NEXT [llength $r] 0
- set k [lindex [lindex $r 0] 0]
- set d [lindex [lindex $r 0] 1]
- error_check_good curs_get:DB_NEXT:key $k $key_set(2)
- error_check_good curs_get:DB_NEXT:data $d dup_1
- set r [$curs get -next]
- error_check_bad cursor_get:DB_NEXT [llength $r] 0
- set k [lindex [lindex $r 0] 0]
- set d [lindex [lindex $r 0] 1]
- error_check_good curs_get:DB_NEXT:key $k $key_set(2)
- error_check_good curs_get:DB_NEXT:data $d dup_2
- # Now do the delete
- set r [eval {$db del} $txn $flags {$key_set(2)}]
- error_check_good delete $r 0
- # Now check the get current on the cursor.
- set ret [$curs get -current]
- error_check_good curs_after_del $ret [list [list [] []]]
- # Now check that the rest of the database looks intact. There
- # should be only two keys, 1 and 3.
- set r [$curs get -first]
- error_check_bad cursor_get:DB_FIRST [llength $r] 0
- set k [lindex [lindex $r 0] 0]
- set d [lindex [lindex $r 0] 1]
- error_check_good curs_get:DB_FIRST:key $k $key_set(1)
- error_check_good curs_get:DB_FIRST:data $d datum$key_set(1)
- set r [$curs get -next]
- error_check_bad cursor_get:DB_NEXT [llength $r] 0
- set k [lindex [lindex $r 0] 0]
- set d [lindex [lindex $r 0] 1]
- error_check_good curs_get:DB_NEXT:key $k $key_set(3)
- error_check_good curs_get:DB_NEXT:data $d datum$key_set(3)
- set r [$curs get -next]
- error_check_good cursor_get:DB_NEXT [llength $r] 0
- puts "tTest056.b:
- Cursor delete of first item, followed by cursor FIRST"
- # Set to beginning
- set r [$curs get -first]
- error_check_bad cursor_get:DB_FIRST [llength $r] 0
- set k [lindex [lindex $r 0] 0]
- set d [lindex [lindex $r 0] 1]
- error_check_good curs_get:DB_FIRST:key $k $key_set(1)
- error_check_good curs_get:DB_FIRST:data $d datum$key_set(1)
- # Now do delete
- error_check_good curs_del [$curs del] 0
- # Now do DB_FIRST
- set r [$curs get -first]
- error_check_bad cursor_get:DB_FIRST [llength $r] 0
- set k [lindex [lindex $r 0] 0]
- set d [lindex [lindex $r 0] 1]
- error_check_good curs_get:DB_FIRST:key $k $key_set(3)
- error_check_good curs_get:DB_FIRST:data $d datum$key_set(3)
- error_check_good curs_close [$curs close] 0
- error_check_good db_close [$db close] 0
- }