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# 2025 Jan 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.
#
#***********************************************************************
#
# TESTRUNNER: slow
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
source $testdir/lock_common.tcl
set testprefix walsetlk2
ifcapable !wal {finish_test ; return }
ifcapable !setlk_timeout {finish_test ; return }
#-------------------------------------------------------------------------
# Check that xShmLock calls are as expected for write transactions in
# setlk mode.
#
reset_db
do_execsql_test 1.0 {
PRAGMA journal_mode = wal;
CREATE TABLE t1(a, b, c);
INSERT INTO t1 VALUES(1, 2, 3);
} {wal}
db close
testvfs tvfs
tvfs script xShmLock_callback
tvfs filter xShmLock
set ::xshmlock [list]
proc xShmLock_callback {method path name detail} {
lappend ::xshmlock $detail
}
sqlite3 db test.db -vfs tvfs
db timeout 1000
do_execsql_test 1.1 {
SELECT * FROM t1
} {1 2 3}
do_execsql_test 1.2 {
INSERT INTO t1 VALUES(4, 5, 6);
}
set ::xshmlock [list]
do_execsql_test 1.3 {
INSERT INTO t1 VALUES(7, 8, 9);
}
do_test 1.4 {
set ::xshmlock
} [list \
{0 1 lock exclusive} \
{4 1 lock exclusive} {4 1 unlock exclusive} \
{4 1 lock shared} \
{0 1 unlock exclusive} \
{4 1 unlock shared}
]
do_execsql_test 1.5.1 { SELECT * FROM t1 } {1 2 3 4 5 6 7 8 9}
set ::xshmlock [list]
do_execsql_test 1.5.2 {
INSERT INTO t1 VALUES(10, 11, 12);
}
do_test 1.5.3 {
set ::xshmlock
} [list \
{0 1 lock exclusive} \
{4 1 lock shared} \
{0 1 unlock exclusive} \
{4 1 unlock shared}
]
db close
tvfs delete
finish_test
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