зеркало из https://github.com/mozilla/gecko-dev.git
112 строки
3.7 KiB
Tcl
112 строки
3.7 KiB
Tcl
# See the file LICENSE for redistribution information.
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#
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# Copyright (c) 1996, 1997, 1998
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# Sleepycat Software. All rights reserved.
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#
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# @(#)bug007.tcl 8.2 (Sleepycat) 4/10/98
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#
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# Bug Test001:
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# Make sure that we handle retrieves of zero-length data items correctly.
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# The following ops, should allow a partial data retrieve of 0-length.
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# db_get
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# db_cget FIRST, NEXT, LAST, PREV, CURRENT, SET, SET_RANGE
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proc bug007 { method args } {
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set method [convert_method $method]
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puts "Bug007: $method 0-length partial data retrieval"
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# Get global declarations since tcl doesn't support
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# any useful equivalent to #defines!
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source ./include.tcl
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# Create the database and open the dictionary
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set testfile bug007.db
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cleanup $testdir
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set flags 0
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set txn 0
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puts "\tBug007.a: Populate a database"
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set db [eval [concat dbopen \
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$testfile [expr $DB_CREATE | $DB_TRUNCATE] 0644 $method $args]]
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error_check_good db_create [is_substr $db db] 1
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# Put ten keys in the database
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for { set key 1 } { $key <= 10 } {incr key} {
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set r [$db put $txn $key datum$key $flags]
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error_check_good put $r 0
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}
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# Retrieve keys sequentially so we can figure out their order
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set i 1
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set curs [$db cursor 0]
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error_check_good db_curs [is_substr $curs $db] 1
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for {set d [$curs get 0 $DB_FIRST] } { [string length $d] != 0 } {
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set d [$curs get 0 $DB_NEXT] } {
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set key_set($i) [lindex $d 0]
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incr i
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}
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puts "\tBug007.a: db get with 0 partial length retrieve"
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# Now set the cursor on the middle on.
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set ret [$db get 0 $key_set(5) $DB_DBT_PARTIAL 0 0]
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error_check_good db_get_0 [string length $ret] 0
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puts "\tBug007.a: db cget FIRST with 0 partial length retrieve"
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set ret [$curs get 0 [expr $DB_FIRST|$DB_DBT_PARTIAL] 0 0]
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set data [lindex $ret 1]
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set key [lindex $ret 0]
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error_check_good key_check_first $key $key_set(1)
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error_check_good db_cget_first [string length $data] 0
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puts "\tBug007.b: db cget NEXT with 0 partial length retrieve"
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set ret [$curs get 0 [expr $DB_NEXT|$DB_DBT_PARTIAL] 0 0]
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set data [lindex $ret 1]
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set key [lindex $ret 0]
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error_check_good key_check_next $key $key_set(2)
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error_check_good db_cget_next [string length $data] 0
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puts "\tBug007.c: db cget LAST with 0 partial length retrieve"
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set ret [$curs get 0 [expr $DB_LAST|$DB_DBT_PARTIAL] 0 0]
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set data [lindex $ret 1]
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set key [lindex $ret 0]
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error_check_good key_check_last $key $key_set(10)
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error_check_good db_cget_last [string length $data] 0
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puts "\tBug007.d: db cget PREV with 0 partial length retrieve"
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set ret [$curs get 0 [expr $DB_PREV|$DB_DBT_PARTIAL] 0 0]
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set data [lindex $ret 1]
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set key [lindex $ret 0]
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error_check_good key_check_prev $key $key_set(9)
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error_check_good db_cget_prev [string length $data] 0
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puts "\tBug007.e: db cget CURRENT with 0 partial length retrieve"
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set ret [$curs get 0 [expr $DB_CURRENT|$DB_DBT_PARTIAL] 0 0]
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set data [lindex $ret 1]
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set key [lindex $ret 0]
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error_check_good key_check_current $key $key_set(9)
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error_check_good db_cget_current [string length $data] 0
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puts "\tBug007.f: db cget SET with 0 partial length retrieve"
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set ret [$curs get $key_set(7) [expr $DB_SET|$DB_DBT_PARTIAL] 0 0]
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set data [lindex $ret 1]
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set key [lindex $ret 0]
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error_check_good key_check_set $key $key_set(7)
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error_check_good db_cget_set [string length $data] 0
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if {$method == "DB_BTREE"} {
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puts "\tBug007.g: db cget SET_RANGE with 0 partial length \
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retrieve"
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set ret [$curs get $key_set(5) \
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[expr $DB_SET_RANGE|$DB_DBT_PARTIAL] 0 0]
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set data [lindex $ret 1]
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set key [lindex $ret 0]
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error_check_good key_check_set $key $key_set(5)
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error_check_good db_cget_set [string length $data] 0
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}
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error_check_good curs_close [$curs close] 0
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error_check_good db_close [$db close] 0
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}
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