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1 # 2010 July 07 | |
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 script testing the ability of SQLite to handle database | |
13 # files larger than 4GB in WAL mode. | |
14 # | |
15 | |
16 | |
17 set testdir [file dirname $argv0] | |
18 source $testdir/tester.tcl | |
19 | |
20 ifcapable !wal { | |
21 finish_test | |
22 return | |
23 } | |
24 | |
25 # Do not use a codec for this file, as the database is manipulated using | |
26 # external methods (the [fake_big_file] and [hexio_write] commands). | |
27 # | |
28 do_not_use_codec | |
29 | |
30 # If SQLITE_DISABLE_LFS is defined, omit this file. | |
31 ifcapable !lfs { | |
32 finish_test | |
33 return | |
34 } | |
35 | |
36 set a_string_counter 1 | |
37 proc a_string {n} { | |
38 incr ::a_string_counter | |
39 string range [string repeat "${::a_string_counter}." $n] 1 $n | |
40 } | |
41 db func a_string a_string | |
42 | |
43 do_test walbig-1.0 { | |
44 execsql { | |
45 PRAGMA journal_mode = WAL; | |
46 CREATE TABLE t1(a PRIMARY KEY, b UNIQUE); | |
47 INSERT INTO t1 VALUES(a_string(300), a_string(500)); | |
48 INSERT INTO t1 SELECT a_string(300), a_string(500) FROM t1; | |
49 INSERT INTO t1 SELECT a_string(300), a_string(500) FROM t1; | |
50 INSERT INTO t1 SELECT a_string(300), a_string(500) FROM t1; | |
51 } | |
52 } {wal} | |
53 | |
54 db close | |
55 if {[catch {fake_big_file 5000 [get_pwd]/test.db}]} { | |
56 puts "**** Unable to create a file larger than 5000 MB. *****" | |
57 finish_test | |
58 return | |
59 } | |
60 hexio_write test.db 28 00000000 | |
61 | |
62 sqlite3 db test.db | |
63 db func a_string a_string | |
64 do_test walbig-1.1 { | |
65 execsql { INSERT INTO t1 SELECT a_string(300), a_string(500) FROM t1 } | |
66 } {} | |
67 db close | |
68 | |
69 sqlite3 db test.db | |
70 do_test walbig-1.2 { | |
71 execsql { SELECT a FROM t1 ORDER BY a } | |
72 } [lsort [execsql { SELECT a FROM t1 ORDER BY rowid }]] | |
73 | |
74 do_test walbig-1.3 { | |
75 execsql { SELECT b FROM t1 ORDER BY b } | |
76 } [lsort [execsql { SELECT b FROM t1 ORDER BY rowid }]] | |
77 | |
78 finish_test | |
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