Adding upstream version 1.37.0.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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testdata/tcl/pragma2.test
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testdata/tcl/pragma2.test
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# 2002 March 6
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library.
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#
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# This file implements tests for the PRAGMA command.
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#
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# $Id: pragma2.test,v 1.4 2007/10/09 08:29:33 danielk1977 Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Test organization:
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#
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# pragma2-1.*: Test freelist_count pragma on the main database.
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# pragma2-2.*: Test freelist_count pragma on an attached database.
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# pragma2-3.*: Test trying to write to the freelist_count is a no-op.
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# pragma2-4.*: Tests for PRAGMA cache_spill
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#
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ifcapable !pragma||!schema_pragmas {
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finish_test
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return
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}
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test_set_config_pagecache 0 0
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# Delete the preexisting database to avoid the special setup
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# that the "all.test" script does.
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#
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db close
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delete_file test.db test.db-journal
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delete_file test3.db test3.db-journal
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sqlite3 db test.db; set DB [sqlite3_connection_pointer db]
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db eval {PRAGMA auto_vacuum=0}
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# EVIDENCE-OF: R-11211-21323 PRAGMA schema.freelist_count; Return the
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# number of unused pages in the database file.
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#
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do_test pragma2-1.1 {
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execsql {
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PRAGMA freelist_count;
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}
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} {0}
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do_test pragma2-1.2 {
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execsql {
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CREATE TABLE abc(a, b, c);
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PRAGMA freelist_count;
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}
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} {0}
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do_test pragma2-1.3 {
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execsql {
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DROP TABLE abc;
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PRAGMA freelist_count;
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}
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} {1}
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do_test pragma2-1.4 {
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execsql {
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PRAGMA main.freelist_count;
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}
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} {1}
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forcedelete test2.db
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forcedelete test2.db-journal
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ifcapable attach {
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do_test pragma2-2.1 {
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execsql {
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ATTACH 'test2.db' AS aux;
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PRAGMA aux.auto_vacuum=OFF;
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PRAGMA aux.freelist_count;
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}
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} {0}
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do_test pragma2-2.2 {
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execsql {
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CREATE TABLE aux.abc(a, b, c);
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PRAGMA aux.freelist_count;
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}
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} {0}
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do_test pragma2-2.3 {
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set ::val [string repeat 0123456789 1000]
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execsql {
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INSERT INTO aux.abc VALUES(1, 2, $::val);
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PRAGMA aux.freelist_count;
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}
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} {0}
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do_test pragma2-2.4 {
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expr {[file size test2.db] / 1024}
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} {11}
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do_test pragma2-2.5 {
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execsql {
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DELETE FROM aux.abc;
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PRAGMA aux.freelist_count;
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}
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} {9}
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do_test pragma2-3.1 {
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execsql {
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PRAGMA aux.freelist_count;
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PRAGMA main.freelist_count;
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PRAGMA freelist_count;
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}
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} {9 1 1}
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do_test pragma2-3.2 {
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execsql {
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PRAGMA freelist_count = 500;
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PRAGMA freelist_count;
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}
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} {1 1}
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do_test pragma2-3.3 {
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execsql {
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PRAGMA aux.freelist_count = 500;
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PRAGMA aux.freelist_count;
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}
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} {9 9}
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}
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# Default setting of PRAGMA cache_spill is always ON
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#
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# EVIDENCE-OF: R-63549-59887 PRAGMA cache_spill; PRAGMA
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# cache_spill=boolean; PRAGMA schema.cache_spill=N;
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#
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# EVIDENCE-OF: R-23955-02765 Cache_spill is enabled by default
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#
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db close
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delete_file test.db test.db-journal
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delete_file test2.db test2.db-journal
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sqlite3 db test.db
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do_execsql_test pragma2-4.1 {
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PRAGMA main.cache_size=2000;
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PRAGMA temp.cache_size=2000;
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PRAGMA cache_spill;
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PRAGMA main.cache_spill;
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PRAGMA temp.cache_spill;
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} {2000 2000 2000}
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do_execsql_test pragma2-4.2 {
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PRAGMA cache_spill=OFF;
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PRAGMA cache_spill;
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PRAGMA main.cache_spill;
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PRAGMA temp.cache_spill;
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} {0 0 0}
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do_execsql_test pragma2-4.3 {
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PRAGMA page_size=1024;
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PRAGMA cache_size=50;
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BEGIN;
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CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, d);
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INSERT INTO t1 VALUES(1, randomblob(400), 1, randomblob(400));
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INSERT INTO t1 SELECT a+1, randomblob(400), a+1, randomblob(400) FROM t1;
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INSERT INTO t1 SELECT a+2, randomblob(400), a+2, randomblob(400) FROM t1;
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INSERT INTO t1 SELECT a+4, randomblob(400), a+4, randomblob(400) FROM t1;
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INSERT INTO t1 SELECT a+8, randomblob(400), a+8, randomblob(400) FROM t1;
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INSERT INTO t1 SELECT a+16, randomblob(400), a+16, randomblob(400) FROM t1;
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INSERT INTO t1 SELECT a+32, randomblob(400), a+32, randomblob(400) FROM t1;
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INSERT INTO t1 SELECT a+64, randomblob(400), a+64, randomblob(400) FROM t1;
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COMMIT;
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ATTACH 'test2.db' AS aux1;
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CREATE TABLE aux1.t2(a INTEGER PRIMARY KEY, b, c, d);
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INSERT INTO t2 SELECT * FROM t1;
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DETACH aux1;
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PRAGMA cache_spill=ON;
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} {}
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sqlite3_release_memory
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#
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# EVIDENCE-OF: R-07634-40532 The cache_spill pragma enables or disables
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# the ability of the pager to spill dirty cache pages to the database
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# file in the middle of a transaction.
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#
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do_test pragma2-4.4 {
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db eval {
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BEGIN;
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UPDATE t1 SET c=c+1;
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PRAGMA lock_status;
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}
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} {main exclusive temp unknown} ;# EXCLUSIVE lock due to cache spill
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do_test pragma2-4.5.1 {
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db eval {
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ROLLBACK;
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PRAGMA cache_spill=OFF;
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PRAGMA Cache_Spill;
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BEGIN;
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UPDATE t1 SET c=c+1;
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PRAGMA lock_status;
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}
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} {0 main reserved temp unknown} ;# No cache spill, so no exclusive lock
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# EVIDENCE-OF: R-34657-61226 The "PRAGMA cache_spill=N" form of this
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# pragma sets a minimum cache size threshold required for spilling to
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# occur.
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do_test pragma2-4.5.2 {
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db eval {
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ROLLBACK;
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PRAGMA cache_spill=100000;
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PRAGMA cache_spill;
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BEGIN;
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UPDATE t1 SET c=c+1;
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PRAGMA lock_status;
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}
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} {100000 main reserved temp unknown} ;# Big spill threshold -> no excl lock
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ifcapable !memorymanage {
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do_test pragma2-4.5.3 {
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db eval {
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ROLLBACK;
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PRAGMA cache_spill=25;
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PRAGMA main.cache_spill;
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BEGIN;
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UPDATE t1 SET c=c+1;
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PRAGMA lock_status;
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}
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} {50 main exclusive temp unknown} ;# Small cache spill -> exclusive lock
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do_test pragma2-4.5.4 {
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db eval {
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ROLLBACK;
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PRAGMA cache_spill(-25);
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PRAGMA main.cache_spill;
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BEGIN;
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UPDATE t1 SET c=c+1;
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PRAGMA lock_status;
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}
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} {50 main exclusive temp unknown} ;# Small cache spill -> exclusive lock
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}
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# Verify that newly attached databases inherit the cache_spill=OFF
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# setting.
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#
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do_execsql_test pragma2-4.6 {
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ROLLBACK;
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PRAGMA cache_spill=OFF;
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ATTACH 'test2.db' AS aux1;
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PRAGMA aux1.cache_size=50;
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BEGIN;
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UPDATE t2 SET c=c+1;
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PRAGMA lock_status;
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} {main unlocked temp unknown aux1 reserved}
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do_execsql_test pragma2-4.7 {
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COMMIT;
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}
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sqlite3_release_memory
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do_execsql_test pragma2-4.8 {
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PRAGMA cache_spill=ON; -- Applies to all databases
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BEGIN;
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UPDATE t2 SET c=c-1;
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PRAGMA lock_status;
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} {main unlocked temp unknown aux1 exclusive}
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db close
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forcedelete test.db
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sqlite3 db test.db
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do_execsql_test pragma2-5.1 {
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PRAGMA page_size=16384;
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CREATE TABLE t1(x);
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PRAGMA cache_size=2;
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PRAGMA cache_spill=YES;
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PRAGMA cache_spill;
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} {2}
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do_execsql_test pragma2-5.2 {
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PRAGMA cache_spill=NO;
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PRAGMA cache_spill;
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} {0}
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do_execsql_test pragma2-5.3 {
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PRAGMA cache_spill(-51);
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PRAGMA cache_spill;
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} {3}
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test_restore_config_pagecache
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finish_test
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