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# 2022 August 28
#
# 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.
#
#***********************************************************************
#
source [file join [file dirname [info script]] recover_common.tcl]
set testprefix recoverfault
#--------------------------------------------------------------------------
proc compare_result {db1 db2 sql} {
set r1 [$db1 eval $sql]
set r2 [$db2 eval $sql]
if {$r1 != $r2} {
puts "r1: $r1"
puts "r2: $r2"
error "mismatch for $sql"
}
return ""
}
proc compare_dbs {db1 db2} {
compare_result $db1 $db2 "SELECT sql FROM sqlite_master ORDER BY 1"
foreach tbl [$db1 eval {SELECT name FROM sqlite_master WHERE type='table'}] {
compare_result $db1 $db2 "SELECT * FROM $tbl"
}
}
#--------------------------------------------------------------------------
do_execsql_test 1.0 {
CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
INSERT INTO t1 VALUES(1, 2, 3);
INSERT INTO t1 VALUES(2, hex(randomblob(1000)), randomblob(2000));
CREATE INDEX i1 ON t1(b, c);
ANALYZE;
}
faultsim_save_and_close
do_faultsim_test 1 -faults oom* -prep {
catch { db2 close }
faultsim_restore_and_reopen
} -body {
set R [sqlite3_recover_init db main test.db2]
$R run
$R finish
} -test {
faultsim_test_result {0 {}} {1 {}}
if {$testrc==0} {
sqlite3 db2 test.db2
compare_dbs db db2
db2 close
}
}
faultsim_restore_and_reopen
do_execsql_test 2.0 {
CREATE TABLE t2(a INTEGER PRIMARY KEY, b, c);
INSERT INTO t2 VALUES(1, 2, 3);
INSERT INTO t2 VALUES(2, hex(randomblob(1000)), hex(randomblob(2000)));
PRAGMA writable_schema = 1;
DELETE FROM sqlite_schema WHERE name='t2';
}
faultsim_save_and_close
do_faultsim_test 2 -faults oom* -prep {
faultsim_restore_and_reopen
} -body {
set R [sqlite3_recover_init db main test.db2]
$R config lostandfound lost_and_found
$R run
$R finish
} -test {
faultsim_test_result {0 {}} {1 {}}
}
finish_test
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