55 lines
1.4 KiB
Plaintext
55 lines
1.4 KiB
Plaintext
# 2015 Apr 24
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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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#
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# This file tests that FTS5 handles corrupt databases (i.e. internal
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# inconsistencies in the backing tables) correctly. In this case
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# "correctly" means without crashing.
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#
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source [file join [file dirname [info script]] fts5_common.tcl]
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set testprefix fts5corrupt6
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# If SQLITE_ENABLE_FTS5 is defined, omit this file.
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ifcapable !fts5 {
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finish_test
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return
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}
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sqlite3_fts5_may_be_corrupt 1
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database_may_be_corrupt
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proc editblock {block} {
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binary format Sa* 20000 [string range $block 2 end]
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}
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db func editblock editblock
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do_execsql_test 1.0 {
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CREATE VIRTUAL TABLE ft USING fts5(abc, def);
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WITH a(i) AS (
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SELECT 1 UNION ALL SELECT i+1 FROM a WHERE i<1000
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)
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INSERT INTO ft SELECT
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'abc abc abc abc abc abc abc abc abc abc',
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'def def def def def def def def def def'
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FROM a;
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UPDATE ft_data SET block = editblock(block) WHERE id=(
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SELECT id FROM ft_data ORDER BY id LIMIT 1 OFFSET 5
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);
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}
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do_catchsql_test 1.1 {
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SELECT rowid FROM ft('def') ORDER BY rowid DESC LIMIT 1 OFFSET 9999;
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} {1 {database disk image is malformed}}
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sqlite3_fts5_may_be_corrupt 0
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finish_test
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