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| 1 # 2011 May 16 | |
| 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 PRAGMA journal_size_limit when | |
| 13 # in WAL mode. | |
| 14 # | |
| 15 | |
| 16 set testdir [file dirname $argv0] | |
| 17 source $testdir/tester.tcl | |
| 18 ifcapable !wal {finish_test ; return } | |
| 19 | |
| 20 # Case 1: No size limit. Journal can get large. | |
| 21 # | |
| 22 do_test wal7-1.0 { | |
| 23 db close | |
| 24 forcedelete test.db | |
| 25 sqlite3 db test.db | |
| 26 db eval { | |
| 27 PRAGMA page_size=1024; | |
| 28 PRAGMA journal_mode=WAL; | |
| 29 PRAGMA wal_autocheckpoint=50; -- 50 pages | |
| 30 CREATE TABLE t1(x, y UNIQUE); | |
| 31 INSERT INTO t1 VALUES(1,2); | |
| 32 INSERT INTO t1 VALUES(zeroblob(200000),4); | |
| 33 CREATE TABLE t2(z); | |
| 34 DELETE FROM t1; | |
| 35 INSERT INTO t2 SELECT x FROM t1; | |
| 36 } | |
| 37 expr {[file size test.db-wal]>50*1100} | |
| 38 } 1 | |
| 39 do_test wal7-1.1 { | |
| 40 db eval {PRAGMA wal_checkpoint} | |
| 41 expr {[file size test.db-wal]>50*1100} | |
| 42 } 1 | |
| 43 do_test wal7-1.2 { | |
| 44 db eval {INSERT INTO t2 VALUES('hi');} | |
| 45 expr {[file size test.db-wal]>50*1100} | |
| 46 } 1 | |
| 47 | |
| 48 # Case 2: Size limit at half the autocheckpoint size. | |
| 49 # | |
| 50 do_test wal7-2.0 { | |
| 51 db close | |
| 52 forcedelete test.db | |
| 53 sqlite3 db test.db | |
| 54 db eval { | |
| 55 PRAGMA page_size=1024; | |
| 56 PRAGMA journal_mode=WAL; | |
| 57 PRAGMA wal_autocheckpoint=50; -- 50 pages | |
| 58 PRAGMA journal_size_limit=25000; | |
| 59 CREATE TABLE t1(x, y UNIQUE); | |
| 60 INSERT INTO t1 VALUES(1,2); | |
| 61 INSERT INTO t1 VALUES(zeroblob(200000),4); | |
| 62 CREATE TABLE t2(z); | |
| 63 DELETE FROM t1; | |
| 64 INSERT INTO t2 VALUES(1); | |
| 65 } | |
| 66 file size test.db-wal | |
| 67 } 25000 | |
| 68 | |
| 69 | |
| 70 # Case 3: Size limit of zero. | |
| 71 # | |
| 72 do_test wal7-3.0 { | |
| 73 db close | |
| 74 forcedelete test.db | |
| 75 sqlite3 db test.db | |
| 76 db eval { | |
| 77 PRAGMA page_size=1024; | |
| 78 PRAGMA journal_mode=WAL; | |
| 79 PRAGMA wal_autocheckpoint=50; -- 50 pages | |
| 80 PRAGMA journal_size_limit=0; | |
| 81 CREATE TABLE t1(x, y UNIQUE); | |
| 82 INSERT INTO t1 VALUES(1,2); | |
| 83 INSERT INTO t1 VALUES(zeroblob(200000),4); | |
| 84 CREATE TABLE t2(z); | |
| 85 DELETE FROM t1; | |
| 86 INSERT INTO t2 VALUES(1); | |
| 87 } | |
| 88 set sz [file size test.db-wal] | |
| 89 expr {$sz>0 && $sz<13700} | |
| 90 } 1 | |
| 91 | |
| 92 | |
| 93 # Case 4: Size limit set before going WAL | |
| 94 # | |
| 95 do_test wal7-4.0 { | |
| 96 db close | |
| 97 forcedelete test.db | |
| 98 sqlite3 db test.db | |
| 99 db eval { | |
| 100 PRAGMA page_size=1024; | |
| 101 PRAGMA journal_size_limit=25000; | |
| 102 PRAGMA journal_mode=WAL; | |
| 103 PRAGMA wal_autocheckpoint=50; -- 50 pages | |
| 104 CREATE TABLE t1(x, y UNIQUE); | |
| 105 INSERT INTO t1 VALUES(1,2); | |
| 106 INSERT INTO t1 VALUES(zeroblob(200000),4); | |
| 107 CREATE TABLE t2(z); | |
| 108 DELETE FROM t1; | |
| 109 INSERT INTO t2 VALUES(1); | |
| 110 } | |
| 111 set sz [file size test.db-wal] | |
| 112 } 25000 | |
| 113 | |
| 114 | |
| 115 | |
| 116 | |
| 117 | |
| 118 finish_test | |
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Chromium Code Reviews
Issue 2363173002:
[sqlite] Remove obsolete reference version 3.8.7.4. (Closed)
