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