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Diffstat (limited to 'libraries/sqlite/unix/sqlite-3.5.1/test/manydb.test')
-rw-r--r-- | libraries/sqlite/unix/sqlite-3.5.1/test/manydb.test | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/libraries/sqlite/unix/sqlite-3.5.1/test/manydb.test b/libraries/sqlite/unix/sqlite-3.5.1/test/manydb.test new file mode 100644 index 0000000..9af5465 --- /dev/null +++ b/libraries/sqlite/unix/sqlite-3.5.1/test/manydb.test | |||
@@ -0,0 +1,91 @@ | |||
1 | # 2005 October 3 | ||
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. | ||
12 | # | ||
13 | # This file implements tests the ability of the library to open | ||
14 | # many different databases at the same time without leaking memory. | ||
15 | # | ||
16 | # $Id: manydb.test,v 1.3 2006/01/11 01:08:34 drh Exp $ | ||
17 | |||
18 | set testdir [file dirname $argv0] | ||
19 | source $testdir/tester.tcl | ||
20 | |||
21 | set N 300 | ||
22 | |||
23 | # First test how many file descriptors are available for use. To open a | ||
24 | # database for writing SQLite requires 3 file descriptors (the database, the | ||
25 | # journal and the directory). | ||
26 | set filehandles {} | ||
27 | catch { | ||
28 | for {set i 0} {$i<($N * 3)} {incr i} { | ||
29 | lappend filehandles [open testfile.1 w] | ||
30 | } | ||
31 | } | ||
32 | foreach fd $filehandles { | ||
33 | close $fd | ||
34 | } | ||
35 | catch { | ||
36 | file delete -force testfile.1 | ||
37 | } | ||
38 | set N [expr $i / 3] | ||
39 | |||
40 | # Create a bunch of random database names | ||
41 | # | ||
42 | unset -nocomplain dbname | ||
43 | unset -nocomplain used | ||
44 | for {set i 0} {$i<$N} {incr i} { | ||
45 | while 1 { | ||
46 | set name test-[format %08x [expr {int(rand()*0x7fffffff)}]].db | ||
47 | if {[info exists used($name)]} continue | ||
48 | set dbname($i) $name | ||
49 | set used($name) $i | ||
50 | break | ||
51 | } | ||
52 | } | ||
53 | |||
54 | # Create a bunch of databases | ||
55 | # | ||
56 | for {set i 0} {$i<$N} {incr i} { | ||
57 | do_test manydb-1.$i { | ||
58 | sqlite3 db$i $dbname($i) | ||
59 | execsql { | ||
60 | CREATE TABLE t1(a,b); | ||
61 | BEGIN; | ||
62 | INSERT INTO t1 VALUES(1,2); | ||
63 | } db$i | ||
64 | } {} | ||
65 | } | ||
66 | |||
67 | # Finish the transactions | ||
68 | # | ||
69 | for {set i 0} {$i<$N} {incr i} { | ||
70 | do_test manydb-2.$i { | ||
71 | execsql { | ||
72 | COMMIT; | ||
73 | SELECT * FROM t1; | ||
74 | } db$i | ||
75 | } {1 2} | ||
76 | } | ||
77 | |||
78 | |||
79 | # Close the databases and erase the files. | ||
80 | # | ||
81 | for {set i 0} {$i<$N} {incr i} { | ||
82 | do_test manydb-3.$i { | ||
83 | db$i close | ||
84 | file delete -force $dbname($i) | ||
85 | } {} | ||
86 | } | ||
87 | |||
88 | |||
89 | |||
90 | |||
91 | finish_test | ||