1# 2016 October 31 2# 3# The author disclaims copyright to this source code. In place of 4# a legal notice, here is a blessing: 5# 6# May you do good and not evil. 7# May you find forgiveness for yourself and forgive others. 8# May you share freely, never taking more than you give. 9# 10#*********************************************************************** 11# This file implements regression tests for SQLite library. The 12# focus of this file is testing the SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE 13# option. 14# 15 16set testdir [file dirname $argv0] 17source $testdir/tester.tcl 18source $testdir/lock_common.tcl 19source $testdir/malloc_common.tcl 20source $testdir/wal_common.tcl 21ifcapable !wal {finish_test ; return } 22if {[permutation]=="journaltest" || [permutation]=="inmemory_journal"} { 23 finish_test 24 return 25} 26 27set testprefix nockpt 28 29do_execsql_test 1.0 { 30 PRAGMA auto_vacuum=OFF; 31 PRAGMA page_size = 1024; 32 PRAGMA journal_mode = wal; 33 CREATE TABLE c1(x, y, z); 34 INSERT INTO c1 VALUES(1, 2, 3); 35} {wal} 36 37do_test 1.1 { file exists test.db-wal } 1 38do_test 1.2 { file size test.db-wal } [wal_file_size 3 1024] 39do_test 1.3 { db close } {} 40do_test 1.4 { file exists test.db-wal } 0 41 42sqlite3 db test.db 43do_execsql_test 1.5 { 44 INSERT INTO c1 VALUES(4, 5, 6); 45 INSERT INTO c1 VALUES(7, 8, 9); 46} 47do_test 1.6 { file exists test.db-wal } 1 48do_test 1.7 { sqlite3_db_config db NO_CKPT_ON_CLOSE 1 } {1} 49do_test 1.8 { file size test.db-wal } [wal_file_size 2 1024] 50do_test 1.9 { db close } {} 51do_test 1.10 { file exists test.db-wal } 1 52do_test 1.11 { file size test.db-wal } [wal_file_size 2 1024] 53 54sqlite3 db test.db 55do_execsql_test 1.12 { 56 SELECT * FROM c1 57} {1 2 3 4 5 6 7 8 9} 58 59do_execsql_test 1.13 { PRAGMA main.journal_mode } {wal} 60do_test 1.14 { sqlite3_db_config db NO_CKPT_ON_CLOSE 1 } {1} 61do_execsql_test 1.14 { PRAGMA main.journal_mode = delete } {delete} 62do_test 1.15 { file exists test.db-wal } {0} 63 64if {$::tcl_platform(platform)!="windows"} { 65#------------------------------------------------------------------------- 66# Test an unusual scenario: 67# 68# 1. A wal mode db is opened and written. Then sqlite3_close_v2() used 69# to close the db handle while there is still an unfinalized 70# statement (so the db handle stays open). 71# 72# 2. The db, wal and *-shm files are deleted from the file system. 73# 74# 3. Another connection creates a new wal mode db at the same file-system 75# location as the previous one. 76# 77# 4. The statement left unfinalized in (1) is finalized. 78# 79# The test is to ensure that the connection left open in step (1) does 80# not try to delete the wal file from the file-system as part of step 81# 4. 82# 83reset_db 84db close 85 86# Open a connection on a wal database. Write to it a bit. Then prepare 87# a statement and call sqlite3_close_v2() (so that the statement handle 88# holds the db connection open). 89# 90set ::db1 [sqlite3_open_v2 test.db SQLITE_OPEN_READWRITE ""] 91do_test 2.0 { 92 lindex [ 93 sqlite3_exec $::db1 { 94 PRAGMA journal_mode = wal; 95 CREATE TABLE t1(x PRIMARY KEY, y UNIQUE, z); 96 INSERT INTO t1 VALUES(1, 2, 3); 97 PRAGMA wal_checkpoint; 98 }] 0 99} {0} 100set ::stmt [sqlite3_prepare $::db1 "SELECT * FROM t1" -1 dummy] 101sqlite3_close_v2 $::db1 102 103# Delete the database, wal and shm files. 104# 105forcedelete test.db test.db-wal test.db-shm 106 107# Open and populate a new database file at the same file-system location 108# as the one just deleted. Contrive a partial checkpoint on it. 109# 110sqlite3 db test.db 111sqlite3 db2 test.db 112do_execsql_test 2.1 { 113 PRAGMA auto_vacuum=OFF; 114 PRAGMA journal_mode = wal; 115 CREATE TABLE y1(a PRIMARY KEY, b UNIQUE, c); 116 INSERT INTO y1 VALUES('a', 'b', 'c'); 117 INSERT INTO y1 VALUES('d', 'e', 'f'); 118} {wal} 119do_execsql_test -db db2 2.2 { 120 BEGIN; 121 SELECT * FROM y1; 122} {a b c d e f} 123do_execsql_test 2.3 { 124 UPDATE y1 SET c='g' WHERE a='d'; 125 PRAGMA wal_checkpoint; 126} {0 11 10} 127do_execsql_test -db db2 2.4 { 128 COMMIT 129} 130 131# Finalize the statement handle, causing the first connection to be 132# closed. Test that this has not corrupted the database file by 133# deleting the new wal file from the file-system. If it has, this 134# test should fail with an IO or corruption error. 135# 136do_test 2.5 { 137 sqlite3_finalize $::stmt 138 sqlite3 db3 test.db 139 execsql { 140 PRAGMA integrity_check; 141 SELECT * FROM y1; 142 } db3 143} {ok a b c d e g} 144} 145 146 147finish_test 148