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1 # 2010 March 17 | |
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. The tests in this file use | |
14 # brute force methods, so may take a while to run. | |
15 # | |
16 | |
17 set testdir [file dirname $argv0] | |
18 source $testdir/tester.tcl | |
19 | |
20 ifcapable !wal {finish_test ; return } | |
21 | |
22 proc reopen_db {} { | |
23 catch { db close } | |
24 forcedelete test.db test.db-wal | |
25 sqlite3 db test.db | |
26 execsql { PRAGMA journal_mode = wal } | |
27 } | |
28 | |
29 db close | |
30 save_prng_state | |
31 for {set seed 1} {$seed<10} {incr seed} { | |
32 expr srand($seed) | |
33 restore_prng_state | |
34 reopen_db | |
35 do_test walslow-1.seed=$seed.0 { | |
36 execsql { CREATE TABLE t1(a, b) } | |
37 execsql { CREATE INDEX i1 ON t1(a) } | |
38 execsql { CREATE INDEX i2 ON t1(b) } | |
39 } {} | |
40 | |
41 for {set iTest 1} {$iTest < 100} {incr iTest} { | |
42 | |
43 do_test walslow-1.seed=$seed.$iTest.1 { | |
44 set w [expr int(rand()*2000)] | |
45 set x [expr int(rand()*2000)] | |
46 execsql { INSERT INTO t1 VALUES(randomblob($w), randomblob($x)) } | |
47 execsql { PRAGMA integrity_check } | |
48 } {ok} | |
49 | |
50 do_test walslow-1.seed=$seed.$iTest.2 { | |
51 execsql "PRAGMA wal_checkpoint;" | |
52 execsql { PRAGMA integrity_check } | |
53 } {ok} | |
54 | |
55 do_test walslow-1.seed=$seed.$iTest.3 { | |
56 forcedelete testX.db testX.db-wal | |
57 copy_file test.db testX.db | |
58 copy_file test.db-wal testX.db-wal | |
59 | |
60 sqlite3 db2 testX.db | |
61 execsql { PRAGMA journal_mode = WAL } db2 | |
62 execsql { PRAGMA integrity_check } db2 | |
63 } {ok} | |
64 | |
65 do_test walslow-1.seed=$seed.$iTest.4 { | |
66 execsql { SELECT count(*) FROM t1 WHERE a!=b } db2 | |
67 } [execsql { SELECT count(*) FROM t1 WHERE a!=b }] | |
68 db2 close | |
69 } | |
70 } | |
71 | |
72 | |
73 finish_test | |
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