74 lines
2.0 KiB
Plaintext
74 lines
2.0 KiB
Plaintext
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# 2010 March 17
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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. The
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# focus of this file is testing the operation of the library in
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# "PRAGMA journal_mode=WAL" mode. The tests in this file use
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# brute force methods, so may take a while to run.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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ifcapable !wal {finish_test ; return }
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proc reopen_db {} {
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catch { db close }
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file delete -force test.db test.db-wal
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sqlite3 db test.db
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execsql { PRAGMA journal_mode = wal }
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}
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db close
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save_prng_state
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for {set seed 1} {$seed<10} {incr seed} {
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expr srand($seed)
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restore_prng_state
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reopen_db
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do_test walslow-1.seed=$seed.0 {
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execsql { CREATE TABLE t1(a, b) }
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execsql { CREATE INDEX i1 ON t1(a) }
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execsql { CREATE INDEX i2 ON t1(b) }
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} {}
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for {set iTest 1} {$iTest < 100} {incr iTest} {
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do_test walslow-1.seed=$seed.$iTest.1 {
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set w [expr int(rand()*2000)]
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set x [expr int(rand()*2000)]
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execsql { INSERT INTO t1 VALUES(randomblob($w), randomblob($x)) }
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execsql { PRAGMA integrity_check }
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} {ok}
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do_test walslow-1.seed=$seed.$iTest.2 {
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execsql "PRAGMA wal_checkpoint;"
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execsql { PRAGMA integrity_check }
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} {ok}
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do_test walslow-1.seed=$seed.$iTest.3 {
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file delete -force testX.db testX.db-wal
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file copy test.db testX.db
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file copy test.db-wal testX.db-wal
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sqlite3 db2 testX.db
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execsql { PRAGMA journal_mode = WAL } db2
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execsql { PRAGMA integrity_check } db2
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} {ok}
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do_test walslow-1.seed=$seed.$iTest.4 {
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execsql { SELECT count(*) FROM t1 WHERE a!=b } db2
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} [execsql { SELECT count(*) FROM t1 WHERE a!=b }]
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db2 close
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}
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}
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finish_test
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