213 lines
6.1 KiB
Plaintext
213 lines
6.1 KiB
Plaintext
# 2012 March 26
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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 script is testing the FTS 'integrity-check' function,
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# used to check if the current FTS index accurately reflects the content
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# of the table.
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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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source $testdir/fts3_common.tcl
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set ::testprefix fts4check
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# If SQLITE_ENABLE_FTS3 is defined, omit this file.
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ifcapable !fts3 {
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finish_test
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return
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}
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# Run the integrity-check on FTS table $tbl using database handle $db. If
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# the integrity-check passes, return "ok". Otherwise, throw an exception.
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#
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proc fts_integrity {db tbl} {
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$db eval "INSERT INTO $tbl ($tbl) VALUES('integrity-check')"
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return "ok"
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}
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#-------------------------------------------------------------------------
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# Test cases 1.*
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#
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# 1.0: Build a reasonably sized FTS table (5000 rows).
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#
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# 1.1: Run the integrity check code to check it passes.
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#
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# 1.2: Make a series of minor changes to the underlying FTS data structures
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# (e.g. delete or insert a row from the %_content table). Check that
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# this causes the integrity-check code to fail.
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#
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# Build an FTS table and check the integrity-check passes.
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#
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do_test 1.0 { fts3_build_db_1 5000 } {}
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do_test 1.1 { fts_integrity db t1 } {ok}
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# Mess around with the underlying tables. Check that this causes the
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# integrity-check test to fail.
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#
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foreach {tn disruption} {
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1 {
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INSERT INTO t1_content(docid, c0x, c1y) VALUES(NULL, 'a', 'b');
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}
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2 {
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DELETE FROM t1_content WHERE docid = (SELECT max(docid) FROM t1_content);
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}
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3 {
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DELETE FROM t1_segdir WHERE level=0 AND idx=(
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SELECT max(idx) FROM t1_segdir WHERE level=0
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);
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}
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} {
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do_execsql_test 1.2.1.$tn "BEGIN; $disruption"
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do_catchsql_test 1.2.2.$tn {
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INSERT INTO t1 (t1) VALUES('integrity-check')
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} {1 {database disk image is malformed}}
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do_execsql_test 1.2.3.$tn "ROLLBACK"
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}
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do_test 1.3 { fts_integrity db t1 } {ok}
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#-------------------------------------------------------------------------
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# Test cases 2.*
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#
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# 2.0: Build a reasonably sized FTS table (20000 rows) that includes
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# prefix indexes.
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#
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# 2.1: Run the integrity check code to check it passes.
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#
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# 2.2: Make a series of minor changes to the underlying FTS data structures
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# (e.g. delete or insert a row from the %_content table). Check that
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# this causes the integrity-check code to fail.
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#
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do_test 2.0 { fts3_build_db_2 -extra {prefix="3,1"} 20000 } {}
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do_test 2.1 { fts_integrity db t2 } {ok}
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foreach {tn disruption} {
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1 {
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INSERT INTO t2_content VALUES(NULL, 'xyz')
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}
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3 {
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DELETE FROM t2_segdir WHERE level=0 AND idx=(
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SELECT max(idx) FROM t2_segdir WHERE level=1024
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);
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}
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} {
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do_execsql_test 2.2.1.$tn "BEGIN; $disruption"
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do_catchsql_test 2.2.2.$tn {
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INSERT INTO t2 (t2) VALUES('integrity-check')
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} {1 {database disk image is malformed}}
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do_execsql_test 2.2.3.$tn "ROLLBACK"
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}
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#-------------------------------------------------------------------------
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# Test cases 3.*
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#
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# 3.0: Build a reasonably sized FTS table (5000 rows) that includes
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# prefix indexes and uses the languageid= feature.
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#
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# 3.1: Run the integrity check code to check it passes.
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#
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# 3.2: Make a series of minor changes to the underlying FTS data structures
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# (e.g. delete or insert a row from the %_content table). Check that
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# this causes the integrity-check code to fail.
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#
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do_test 3.0 {
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reset_db
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fts3_build_db_1 5000
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execsql {
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CREATE VIRTUAL TABLE t3 USING fts4(x, y, prefix="2,3", languageid=langid);
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}
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foreach docid [execsql {SELECT docid FROM t1 ORDER BY 1 ASC}] {
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execsql {
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INSERT INTO t3(x, y, langid)
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SELECT x, y, (docid%9)*4 FROM t1 WHERE docid=$docid;
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}
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}
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} {}
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do_test 3.1 { fts_integrity db t3 } {ok}
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foreach {tn disruption} {
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1 {
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INSERT INTO t3_content(c0x, c1y, langid) VALUES(NULL, 'a', 0);
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}
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2 {
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UPDATE t3_content SET langid=langid+1 WHERE rowid = (
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SELECT max(rowid) FROM t3_content
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)
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}
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} {
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do_execsql_test 3.2.1.$tn "BEGIN; $disruption"
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do_catchsql_test 3.2.2.$tn {
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INSERT INTO t3 (t3) VALUES('integrity-check')
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} {1 {database disk image is malformed}}
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do_execsql_test 3.2.3.$tn "ROLLBACK"
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}
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#--------------------------------------------------------------------------
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# Test case 4.*
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#
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# Test that the integrity-check works if there are "notindexed" columns.
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#
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do_execsql_test 4.0 {
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CREATE VIRTUAL TABLE t4 USING fts4(a, b, c, notindexed=b);
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INSERT INTO t4 VALUES('text one', 'text two', 'text three');
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INSERT INTO t4(t4) VALUES('integrity-check');
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}
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do_execsql_test 4.1 {
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PRAGMA writable_schema = 1;
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UPDATE sqlite_master
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SET sql = 'CREATE VIRTUAL TABLE t4 USING fts4(a, b, c)'
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WHERE name = 't4';
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}
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do_test 4.2 {
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db close
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sqlite3 db test.db
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catchsql {
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INSERT INTO t4(t4) VALUES('integrity-check');
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}
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} {1 {database disk image is malformed}}
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reset_db
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#--------------------------------------------------------------------------
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# Test case 5.*
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#
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# Test that the integrity-check works if there is uncommitted data.
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#
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do_execsql_test 5.0 {
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BEGIN;
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CREATE VIRTUAL TABLE t5 USING fts4(a, prefix="1,2,3");
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INSERT INTO t5 VALUES('And down by Kosiosko, where the reed-banks sweep');
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INSERT INTO t5 VALUES('and sway, and the rolling plains are wide, the');
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INSERT INTO t5 VALUES('man from snowy river is a household name today,');
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INSERT INTO t5 VALUES('and the stockmen tell the story of his ride');
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}
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do_execsql_test 5.1 {
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INSERT INTO t5(t5) VALUES('integrity-check');
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} {}
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do_catchsql_test 5.2 {
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INSERT INTO t5_content VALUES(5, 'his hardy mountain pony');
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INSERT INTO t5(t5) VALUES('integrity-check');
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} {1 {database disk image is malformed}}
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do_execsql_test 5.3 ROLLBACK
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do_execsql_test 5.4 {
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CREATE VIRTUAL TABLE t5 USING fts4(a, prefix="1,2,3");
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INSERT INTO t5(t5) VALUES('integrity-check');
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} {}
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finish_test
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