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| 1 # 2012 February 28 | |
| 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 operation of the library in | |
| 13 # "PRAGMA journal_mode=WAL" mode. | |
| 14 # | |
| 15 # Specifically, it tests the case where a connection opens an empty | |
| 16 # file. Then, another connection opens the same file and initializes | |
| 17 # the connection as a WAL database. Following this, the first connection | |
| 18 # executes a "PRAGMA page_size = XXX" command to set its expected page | |
| 19 # size, and then queries the database. | |
| 20 # | |
| 21 # This is an unusual case, as normally SQLite is able to glean the page | |
| 22 # size from the database file as soon as it is opened (even before the | |
| 23 # first read transaction is executed), and the "PRAGMA page_size = XXX" | |
| 24 # is a no-op. | |
| 25 # | |
| 26 set testdir [file dirname $argv0] | |
| 27 source $testdir/tester.tcl | |
| 28 set ::testprefix wal8 | |
| 29 ifcapable !wal {finish_test ; return } | |
| 30 | |
| 31 db close | |
| 32 forcedelete test.db test.db-wal | |
| 33 | |
| 34 sqlite3 db test.db | |
| 35 sqlite3 db2 test.db | |
| 36 | |
| 37 do_test 1.0 { | |
| 38 execsql { | |
| 39 PRAGMA journal_mode = wal; | |
| 40 CREATE TABLE t1(a, b); | |
| 41 INSERT INTO t1 VALUES(1, 2); | |
| 42 } db2 | |
| 43 } {wal} | |
| 44 | |
| 45 do_catchsql_test 1.1 { | |
| 46 PRAGMA page_size = 4096; | |
| 47 VACUUM; | |
| 48 } {0 {}} | |
| 49 | |
| 50 db close | |
| 51 db2 close | |
| 52 forcedelete test.db test.db-wal | |
| 53 | |
| 54 sqlite3 db test.db | |
| 55 sqlite3 db2 test.db | |
| 56 | |
| 57 do_test 2.0 { | |
| 58 execsql { | |
| 59 CREATE TABLE t1(a, b); | |
| 60 INSERT INTO t1 VALUES(1, 2); | |
| 61 PRAGMA journal_mode = wal; | |
| 62 } db2 | |
| 63 } {wal} | |
| 64 | |
| 65 do_catchsql_test 2.1 { | |
| 66 PRAGMA page_size = 4096; | |
| 67 VACUUM; | |
| 68 } {0 {}} | |
| 69 | |
| 70 db close | |
| 71 db2 close | |
| 72 forcedelete test.db test.db-wal | |
| 73 | |
| 74 sqlite3 db test.db | |
| 75 sqlite3 db2 test.db | |
| 76 | |
| 77 do_test 3.0 { | |
| 78 execsql { | |
| 79 PRAGMA journal_mode = wal; | |
| 80 CREATE TABLE t1(a, b); | |
| 81 INSERT INTO t1 VALUES(1, 2); | |
| 82 } db2 | |
| 83 } {wal} | |
| 84 | |
| 85 do_execsql_test 3.1 { | |
| 86 PRAGMA page_size = 4096; | |
| 87 SELECT name FROM sqlite_master; | |
| 88 } {t1} | |
| 89 | |
| 90 finish_test | |
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