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# 2021 May 24
#
# 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.
#
#***********************************************************************
# Tests focused on the in-memory journal.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
source $testdir/malloc_common.tcl
set testprefix memjournal
do_execsql_test 1.0 {
PRAGMA journal_mode = memory;
CREATE TABLE t1(a);
} {memory}
set nRow [expr 1]
do_execsql_test 1.1 {
BEGIN;
INSERT INTO t1 VALUES( randomblob(500) );
} {}
do_test 1.2 {
for {set i 1} {$i <= 500} {incr i} {
execsql {
SAVEPOINT one;
UPDATE t1 SET a=randomblob(500);
}
execsql { SAVEPOINT abc }
execsql { UPDATE t1 SET a=randomblob(500) WHERE rowid<=$i AND 0 }
execsql { RELEASE abc }
}
} {}
do_execsql_test 1.3 {
COMMIT;
}
finish_test
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