364 lines
7.4 KiB
Plaintext
364 lines
7.4 KiB
Plaintext
# 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: pragma.test,v 1.15 2004/06/26 19:35:30 drh 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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# pragma-1.*: Test cache_size, default_cache_size and synchronous on main db.
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# pragma-2.*: Test synchronous on attached db.
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# pragma-3.*: Test detection of table/index inconsistency by integrity_check.
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# pragma-4.*: Test cache_size and default_cache_size on attached db.
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# pragma-5.*: Test that pragma synchronous may not be used inside of a
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# transaction.
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#
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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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file delete test.db
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set DB [sqlite3 db test.db]
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do_test pragma-1.1 {
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execsql {
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {2000 2000 2}
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do_test pragma-1.2 {
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execsql {
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PRAGMA cache_size=1234;
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {1234 2000 2}
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do_test pragma-1.3 {
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db close
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sqlite3 db test.db
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execsql {
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {2000 2000 2}
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do_test pragma-1.4 {
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execsql {
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PRAGMA synchronous=OFF;
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {2000 2000 0}
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do_test pragma-1.5 {
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execsql {
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PRAGMA cache_size=4321;
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {4321 2000 0}
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do_test pragma-1.6 {
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execsql {
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PRAGMA synchronous=ON;
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {4321 2000 1}
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do_test pragma-1.7 {
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db close
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sqlite3 db test.db
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execsql {
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {2000 2000 2}
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do_test pragma-1.8 {
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execsql {
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PRAGMA default_cache_size=123;
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {123 123 2}
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do_test pragma-1.9 {
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db close
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set ::DB [sqlite3 db test.db]
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execsql {
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {123 123 2}
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do_test pragma-1.10 {
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execsql {
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PRAGMA synchronous=NORMAL;
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {123 123 1}
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do_test pragma-1.11 {
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execsql {
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PRAGMA synchronous=FULL;
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {123 123 2}
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do_test pragma-1.12 {
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db close
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set ::DB [sqlite3 db test.db]
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execsql {
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PRAGMA cache_size;
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PRAGMA default_cache_size;
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PRAGMA synchronous;
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}
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} {123 123 2}
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# Make sure the pragma handler understands numeric values in addition
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# to keywords like "off" and "full".
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#
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do_test pragma-1.13 {
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execsql {
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PRAGMA synchronous=0;
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PRAGMA synchronous;
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}
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} {0}
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do_test pragma-1.14 {
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execsql {
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PRAGMA synchronous=2;
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PRAGMA synchronous;
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}
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} {2}
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# Test turning "flag" pragmas on and off.
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#
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do_test pragma-1.15 {
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execsql {
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PRAGMA vdbe_listing=YES;
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PRAGMA vdbe_listing;
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}
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} {1}
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do_test pragma-1.16 {
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execsql {
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PRAGMA vdbe_listing=NO;
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PRAGMA vdbe_listing;
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}
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} {0}
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do_test pragma-1.17 {
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execsql {
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PRAGMA parser_trace=ON;
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PRAGMA parser_trace=OFF;
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}
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} {}
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do_test pragma-1.18 {
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execsql {
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PRAGMA bogus = -1234; -- Parsing of negative values
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}
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} {}
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# Test modifying the safety_level of an attached database.
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do_test pragma-2.1 {
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file delete -force test2.db
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file delete -force test2.db-journal
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execsql {
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ATTACH 'test2.db' AS aux;
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}
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} {}
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do_test pragma-2.2 {
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execsql {
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pragma aux.synchronous;
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}
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} {2}
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do_test pragma-2.3 {
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execsql {
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pragma aux.synchronous = OFF;
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pragma aux.synchronous;
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pragma synchronous;
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}
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} {0 2}
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do_test pragma-2.4 {
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execsql {
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pragma aux.synchronous = ON;
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pragma synchronous;
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pragma aux.synchronous;
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}
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} {2 1}
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# Construct a corrupted index and make sure the integrity_check
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# pragma finds it.
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#
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if {![sqlite3 -has-codec]} {
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do_test pragma-3.1 {
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execsql {
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BEGIN;
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CREATE TABLE t2(a,b,c);
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CREATE INDEX i2 ON t2(a);
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INSERT INTO t2 VALUES(11,2,3);
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INSERT INTO t2 VALUES(22,3,4);
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COMMIT;
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SELECT rowid, * from t2;
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}
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} {1 11 2 3 2 22 3 4}
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do_test pragma-3.2 {
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set rootpage [execsql {SELECT rootpage FROM sqlite_master WHERE name='i2'}]
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set db [btree_open test.db 100 0]
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btree_begin_transaction $db
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set c [btree_cursor $db $rootpage 1]
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btree_first $c
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btree_delete $c
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btree_commit $db
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btree_close $db
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execsql {PRAGMA integrity_check}
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} {{rowid 1 missing from index i2} {wrong # of entries in index i2}}
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}; # endif has-codec
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do_test pragma-3.3 {
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execsql {
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DROP INDEX i2;
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}
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} {}
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# Test modifying the cache_size of an attached database.
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do_test pragma-4.1 {
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execsql {
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pragma aux.cache_size;
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pragma aux.default_cache_size;
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}
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} {2000 2000}
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do_test pragma-4.2 {
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execsql {
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pragma aux.cache_size = 50;
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pragma aux.cache_size;
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pragma aux.default_cache_size;
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}
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} {50 2000}
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do_test pragma-4.3 {
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execsql {
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pragma aux.default_cache_size = 456;
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pragma aux.cache_size;
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pragma aux.default_cache_size;
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}
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} {456 456}
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do_test pragma-4.4 {
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execsql {
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pragma cache_size;
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pragma default_cache_size;
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}
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} {123 123}
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do_test pragma-4.5 {
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execsql {
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DETACH aux;
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ATTACH 'test3.db' AS aux;
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pragma aux.cache_size;
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pragma aux.default_cache_size;
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}
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} {2000 2000}
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do_test pragma-4.6 {
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execsql {
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DETACH aux;
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ATTACH 'test2.db' AS aux;
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pragma aux.cache_size;
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pragma aux.default_cache_size;
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}
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} {456 456}
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# Test that modifying the sync-level in the middle of a transaction is
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# disallowed.
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do_test pragma-5.0 {
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execsql {
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pragma synchronous;
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}
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} {2}
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do_test pragma-5.1 {
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catchsql {
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BEGIN;
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pragma synchronous = OFF;
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}
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} {1 {Safety level may not be changed inside a transaction}}
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do_test pragma-5.2 {
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execsql {
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pragma synchronous;
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}
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} {2}
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catchsql {COMMIT;}
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# Test schema-query pragmas
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#
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do_test pragma-6.1 {
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foreach {idx name file} [execsql {pragma database_list}] {
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lappend res $idx $name
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}
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set res
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} {0 main 1 temp 2 aux}
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do_test pragma-6.2 {
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execsql {
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pragma table_info(t2)
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}
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} {0 a numeric 0 {} 0 1 b numeric 0 {} 0 2 c numeric 0 {} 0}
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do_test pragma-6.3 {
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execsql {
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CREATE TABLE t3(a int references t2(b), b UNIQUE);
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pragma foreign_key_list(t3);
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}
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} {0 0 t2 a b}
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do_test pragma-6.4 {
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execsql {
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pragma index_list(t3);
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}
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} {0 sqlite_autoindex_t3_1 1}
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do_test pragma-6.5 {
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execsql {
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CREATE INDEX t3i1 ON t3(a,b);
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pragma index_info(t3i1);
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}
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} {0 0 a 1 1 b}
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# Miscellaneous tests
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#
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do_test pragma-7.1 {
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# Make sure a pragma knows to read the schema if it needs to
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db close
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sqlite3 db test.db
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execsql {
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pragma index_list(t3);
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}
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} {0 t3i1 0 1 sqlite_autoindex_t3_1 1}
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do_test pragma-7.2 {
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db close
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sqlite3 db test.db
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catchsql {
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pragma encoding=bogus;
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}
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} {1 {unsupported encoding: bogus}}
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do_test pragma-7.3 {
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db close
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sqlite3 db test.db
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execsql {
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pragma lock_status;
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}
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} {main unlocked temp closed}
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finish_test
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