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# 2010 November 19
#
# 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.
#
#***********************************************************************
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
source $testdir/lock_common.tcl
set testprefix superlock
do_execsql_test 1.1 {
CREATE TABLE t1(a, b);
INSERT INTO t1 VALUES(1, 2);
PRAGMA journal_mode = DELETE;
} {delete}
do_test 1.2 { sqlite3demo_superlock unlock test.db } {unlock}
do_catchsql_test 1.3 { SELECT * FROM t1 } {1 {database is locked}}
do_test 1.4 { unlock } {}
do_execsql_test 2.1 {
INSERT INTO t1 VALUES(3, 4);
PRAGMA journal_mode = WAL;
} {wal}
do_test 2.2 { sqlite3demo_superlock unlock test.db } {unlock}
do_catchsql_test 2.3 { SELECT * FROM t1 } {1 {database is locked}}
do_catchsql_test 2.4 { INSERT INTO t1 VALUES(5, 6)} {1 {database is locked}}
do_catchsql_test 2.5 { PRAGMA wal_checkpoint } {1 {database is locked}}
do_test 2.6 { unlock } {}
do_execsql_test 3.1 { INSERT INTO t1 VALUES(3, 4) }
do_test 3.2 { sqlite3demo_superlock unlock test.db } {unlock}
do_catchsql_test 3.3 { SELECT * FROM t1 } {1 {database is locked}}
do_catchsql_test 3.4 { INSERT INTO t1 VALUES(5, 6)} {1 {database is locked}}
do_catchsql_test 3.5 { PRAGMA wal_checkpoint } {1 {database is locked}}
do_test 3.6 { unlock } {}
do_execsql_test 4.1 { PRAGMA wal_checkpoint } {}
do_test 4.2 { sqlite3demo_superlock unlock test.db } {unlock}
do_catchsql_test 4.3 { SELECT * FROM t1 } {1 {database is locked}}
do_catchsql_test 4.4 { INSERT INTO t1 VALUES(5, 6)} {1 {database is locked}}
do_catchsql_test 4.5 { PRAGMA wal_checkpoint } {1 {database is locked}}
do_test 4.6 { unlock } {}
do_multiclient_test tn {
proc busyhandler {x} {
switch -- $x {
1 { sql1 "COMMIT" }
2 { sql2 "COMMIT" }
3 { sql3 "COMMIT" }
}
lappend ::busylist $x
return 1
}
set ::busylist [list]
do_test 5.$tn.1 {
sql1 {
CREATE TABLE t1(a, b);
PRAGMA journal_mode = WAL;
INSERT INTO t1 VALUES(1, 2);
}
} {wal}
do_test 5.$tn.2 {
sql1 { BEGIN ; SELECT * FROM t1 }
sql2 { BEGIN ; INSERT INTO t1 VALUES(3, 4) }
sql3 { BEGIN ; SELECT * FROM t1 }
} {1 2}
do_test 5.$tn.3 {
set ::busylist [list]
sqlite3demo_superlock unlock test.db "" busyhandler
set ::busylist
} {0 1 2 3}
do_test 5.$tn.4 { csql2 { SELECT * FROM t1 } } {1 {database is locked}}
do_test 5.$tn.5 {
csql3 { INSERT INTO t1 VALUES(5, 6) }
} {1 {database is locked}}
do_test 5.$tn.6 { csql1 "PRAGMA wal_checkpoint" } {1 {database is locked}}
do_test 5.$tn.7 { unlock } {}
}
finish_test
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