SQLite

Check-in [1b1ad0b28c]
Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Add new test file vacuummem.test. To test that any temporary memory used by VACUUM is freed as soon as the VACUUM has finished (not, for example, when sqlite3_close() is finally called).
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 1b1ad0b28c392ade4321734e9b022a545b845b04
User & Date: dan 2016-07-21 16:43:54.563
Context
2016-07-21
18:02
Add extra test cases to verify the fix in [64ca1a835]. (check-in: bf98a2de7e user: dan tags: trunk)
16:43
Add new test file vacuummem.test. To test that any temporary memory used by VACUUM is freed as soon as the VACUUM has finished (not, for example, when sqlite3_close() is finally called). (check-in: 1b1ad0b28c user: dan tags: trunk)
2016-07-15
19:17
Add the largely untested SQLITE_FTS5_NO_WITHOUT_ROWID compile time option to fts5. For building a dynamically loadable extension that does not use WITHOUT ROWID. (check-in: d0a1cf1c56 user: dan tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Added test/vacuummem.test. 














































































































>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54

# 2005 February 15
#
# The author disclaims copyright to this source code.  In place of
# a legal notice, here is a blessing:
#
#    May you do good and not evil.
#    May you find forgiveness for yourself and forgive others.
#    May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this file is testing that the VACUUM statement correctly
# frees any memory used for a temporary cache.
#

set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix vacuummem

proc memory_used {} { 
  set stat [sqlite3_status SQLITE_STATUS_MEMORY_USED 1]  
  lindex $stat 1
}

do_execsql_test 1.0 {
  PRAGMA cache_size = -2000;
  CREATE TABLE t1(a, b, c);

  WITH r(i) AS (
    SELECT 1 UNION ALL SELECT i+1 FROM r WHERE i<100000
  )
  INSERT INTO t1 SELECT randomblob(100),randomblob(100),randomblob(100) FROM r;

  CREATE INDEX t1a ON t1(a);
  CREATE INDEX t1b ON t1(b);
  CREATE INDEX t1c ON t1(c);
}

do_test 1.1 { memory_used } {#/2300000/}

do_execsql_test 1.2 VACUUM

do_test 1.3 { memory_used } {#/2300000/}

do_execsql_test 1.4 {
  SELECT count(*) FROM t1 WHERE +a IS NOT NULL
} {100000}

do_test 1.5 { memory_used } {#/2300000/}



finish_test