| # 2009 August 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. |
| # |
| #*********************************************************************** |
| # |
| # Check that reading the database schema from within an active transaction |
| # does not establish a SHARED lock on the database file if one is not |
| # already held (or, more accurately, that the SHARED lock is released after |
| # reading the database schema). |
| # |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| |
| do_test lock7-1.1 { |
| execsql { CREATE TABLE t1(a, b) } |
| db close |
| |
| sqlite3 db1 test.db |
| sqlite3 db2 test.db |
| |
| db1 eval {BEGIN} |
| db2 eval {BEGIN} |
| } {} |
| |
| do_test lock7-1.2 { |
| execsql { PRAGMA lock_status } db1 |
| } {main unlocked temp closed} |
| do_test lock7-1.3 { |
| execsql { PRAGMA lock_status } db2 |
| } {main unlocked temp closed} |
| |
| do_test lock7-1.4 { |
| catchsql { INSERT INTO t1 VALUES(1, 1) } db1 |
| } {0 {}} |
| do_test lock7-1.5 { |
| catchsql { INSERT INTO t1 VALUES(2, 2) } db2 |
| } {1 {database is locked}} |
| |
| do_test lock7-1.6 { |
| execsql { PRAGMA lock_status } db1 |
| } {main reserved temp closed} |
| do_test lock7-1.7 { |
| execsql { PRAGMA lock_status } db2 |
| } {main unlocked temp closed} |
| |
| do_test lock7-1.8 { |
| execsql { COMMIT } db1 |
| } {} |
| |
| db1 close |
| db2 close |
| |
| finish_test |
| |