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# 2023 Feb 17
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#*************************************************************************
#
# TESTRUNNER: slow
#
source [file join [file dirname [info script]] fts5_common.tcl]
ifcapable !fts5 { finish_test ; return }
set ::testprefix fts5secure7
set NVOCAB 500
set NDOC [expr 1000]
set NREP 100
set nDeletePerRep [expr 5]
set VOCAB [list]
proc select_one {list} {
set n [llength $list]
lindex $list [expr {abs(int(rand()*$n))}]
}
proc init_vocab {} {
set L [split "abcdefghijklmnopqrstuvwxyz" {}]
set nL [llength $L]
for {set i 0} {$i < $::NVOCAB} {incr i} {
set n [expr {6 + int(rand()*8)}]
set word ""
for {set j 0} {$j < $n} {incr j} {
append word [select_one $L]
}
lappend ::VOCAB $word
}
}
proc get_word {} {
select_one $::VOCAB
}
proc get_document {nWord} {
set ret [list]
for {set i 0} {$i < $nWord} {incr i} {
lappend ret [get_word]
}
return $ret
}
init_vocab
db func document [list get_document 12]
do_execsql_test 1.0 {
CREATE VIRTUAL TABLE t1 USING fts5(body);
INSERT INTO t1(t1, rank) VALUES('secure-delete', 1);
}
do_execsql_test 1.1 {
WITH s(i) AS (
SELECT 1 UNION ALL SELECT i+1 FROM s WHERE i<$NDOC
)
INSERT INTO t1 SELECT document() FROM s;
}
for {set iRep 0} {$iRep < $NREP} {incr iRep} {
set lRowid [db eval {SELECT rowid FROM t1}]
for {set iDel 0} {$iDel < $nDeletePerRep} {incr iDel} {
set idx [select_one $lRowid]
db eval {
DELETE FROM t1 WHERE rowid=$idx
}
}
db eval {
WITH s(i) AS (
SELECT 1 UNION ALL SELECT i+1 FROM s WHERE i<$nDeletePerRep
)
INSERT INTO t1 SELECT document() FROM s;
}
do_execsql_test 1.2.$iRep {
INSERT INTO t1(t1) VALUES('integrity-check');
}
}
reset_db
db func document [list get_document 12]
do_execsql_test 2.0 {
CREATE VIRTUAL TABLE t1 USING fts5(body);
INSERT INTO t1(t1, rank) VALUES('secure-delete', 1);
INSERT INTO t1(t1, rank) VALUES('pgsz', 128);
}
do_execsql_test 2.1 {
WITH s(i) AS (
SELECT 1 UNION ALL SELECT i+1 FROM s WHERE i<$NDOC
)
INSERT INTO t1 SELECT document() FROM s;
}
for {set ii 0} {$ii < $NDOC} {incr ii} {
set lRowid [db eval {SELECT rowid FROM t1}]
set idx [select_one $lRowid]
db eval { DELETE FROM t1 WHERE rowid=$idx }
do_execsql_test 2.2.$ii {
INSERT INTO t1(t1) VALUES('integrity-check');
}
}
finish_test
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