438 lines
13 KiB
Plaintext
438 lines
13 KiB
Plaintext
# 2014 May 12
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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 FTS4 module.
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#
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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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set testprefix fts4growth
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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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source $testdir/genesis.tcl
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do_execsql_test 1.1 { CREATE VIRTUAL TABLE x1 USING fts3; }
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do_test 1.2 {
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foreach L {
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{"See here, young man," said Mulga Bill, "from Walgett to the sea,}
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{From Conroy's Gap to Castlereagh, there's none can ride like me.}
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{I'm good all round at everything as everybody knows,}
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{Although I'm not the one to talk -- I hate a man that blows.}
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} {
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execsql { INSERT INTO x1 VALUES($L) }
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}
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execsql { SELECT end_block, length(root) FROM x1_segdir }
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} {{0 114} 114 {0 118} 118 {0 95} 95 {0 115} 115}
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do_execsql_test 1.3 {
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INSERT INTO x1(x1) VALUES('optimize');
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SELECT level, end_block, length(root) FROM x1_segdir;
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} {0 {0 394} 394}
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do_test 1.4 {
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foreach L {
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{But riding is my special gift, my chiefest, sole delight;}
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{Just ask a wild duck can it swim, a wildcat can it fight.}
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{There's nothing clothed in hair or hide, or built of flesh or steel,}
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{There's nothing walks or jumps, or runs, on axle, hoof, or wheel,}
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{But what I'll sit, while hide will hold and girths and straps are tight:}
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{I'll ride this here two-wheeled concern right straight away at sight."}
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} {
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execsql { INSERT INTO x1 VALUES($L) }
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}
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execsql {
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INSERT INTO x1(x1) VALUES('merge=4,4');
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SELECT level, end_block, length(root) FROM x1_segdir;
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}
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} {0 {0 110} 110 0 {0 132} 132 0 {0 129} 129 1 {128 658} 2}
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do_execsql_test 1.5 {
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SELECT length(block) FROM x1_segments;
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} {658 {}}
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do_test 1.6 {
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foreach L {
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{'Twas Mulga Bill, from Eaglehawk, that sought his own abode,}
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{That perched above Dead Man's Creek, beside the mountain road.}
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{He turned the cycle down the hill and mounted for the fray,}
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{But 'ere he'd gone a dozen yards it bolted clean away.}
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{It left the track, and through the trees, just like a silver steak,}
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{It whistled down the awful slope towards the Dead Man's Creek.}
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{It shaved a stump by half an inch, it dodged a big white-box:}
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{The very wallaroos in fright went scrambling up the rocks,}
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{The wombats hiding in their caves dug deeper underground,}
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{As Mulga Bill, as white as chalk, sat tight to every bound.}
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{It struck a stone and gave a spring that cleared a fallen tree,}
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{It raced beside a precipice as close as close could be;}
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{And then as Mulga Bill let out one last despairing shriek}
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{It made a leap of twenty feet into the Dead Man's Creek.}
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} {
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execsql { INSERT INTO x1 VALUES($L) }
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}
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execsql {
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SELECT level, end_block, length(root) FROM x1_segdir;
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}
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} {1 {128 658} 2 1 {130 1377} 6 0 {0 117} 117}
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do_execsql_test 1.7 {
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SELECT sum(length(block)) FROM x1_segments WHERE blockid IN (129, 130);
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} {1377}
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#-------------------------------------------------------------------------
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#
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do_execsql_test 2.1 {
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CREATE TABLE t1(docid, words);
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CREATE VIRTUAL TABLE x2 USING fts4;
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}
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fts_kjv_genesis
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do_test 2.2 {
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foreach id [db eval {SELECT docid FROM t1}] {
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execsql {
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INSERT INTO x2(docid, content) SELECT $id, words FROM t1 WHERE docid=$id
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}
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}
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foreach id [db eval {SELECT docid FROM t1}] {
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execsql {
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INSERT INTO x2(docid, content) SELECT NULL, words FROM t1 WHERE docid=$id
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}
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if {[db one {SELECT count(*) FROM x2_segdir WHERE level<2}]==2} break
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}
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} {}
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do_execsql_test 2.3 {
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SELECT count(*) FROM x2_segdir WHERE level=2;
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SELECT count(*) FROM x2_segdir WHERE level=3;
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} {6 0}
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do_execsql_test 2.4 {
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INSERT INTO x2(x2) VALUES('merge=4,4');
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SELECT count(*) FROM x2_segdir WHERE level=2;
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SELECT count(*) FROM x2_segdir WHERE level=3;
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} {6 1}
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do_execsql_test 2.5 {
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SELECT end_block FROM x2_segdir WHERE level=3;
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INSERT INTO x2(x2) VALUES('merge=4,4');
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SELECT end_block FROM x2_segdir WHERE level=3;
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INSERT INTO x2(x2) VALUES('merge=4,4');
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SELECT end_block FROM x2_segdir WHERE level=3;
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} {{3828 -3430} {3828 -10191} {3828 -14109}}
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do_execsql_test 2.6 {
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SELECT sum(length(block)) FROM x2_segdir, x2_segments WHERE
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blockid BETWEEN start_block AND leaves_end_block
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AND level=3
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} {14109}
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do_execsql_test 2.7 {
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INSERT INTO x2(x2) VALUES('merge=1000,4');
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SELECT end_block FROM x2_segdir WHERE level=3;
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} {{3828 86120}}
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do_execsql_test 2.8 {
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SELECT sum(length(block)) FROM x2_segdir, x2_segments WHERE
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blockid BETWEEN start_block AND leaves_end_block
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AND level=3
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} {86120}
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#--------------------------------------------------------------------------
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# Test that delete markers are removed from FTS segments when possible.
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# It is only possible to remove delete markers when the output of the
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# merge operation will become the oldest segment in the index.
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#
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# 3.1 - when the oldest segment is created by an 'optimize'.
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# 3.2 - when the oldest segment is created by an incremental merge.
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# 3.3 - by a crisis merge.
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#
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proc insert_doc {args} {
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foreach iDoc $args {
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set L [lindex {
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{In your eagerness to engage the Trojans,}
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{don’t any of you charge ahead of others,}
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{trusting in your strength and horsemanship.}
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{And don’t lag behind. That will hurt our charge.}
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{Any man whose chariot confronts an enemy’s}
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{should thrust with his spear at him from there.}
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{That’s the most effective tactic, the way}
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{men wiped out city strongholds long ago —}
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{their chests full of that style and spirit.}
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} [expr $iDoc%9]]
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execsql { REPLACE INTO x3(docid, content) VALUES($iDoc, $L) }
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}
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}
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proc delete_doc {args} {
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foreach iDoc $args {
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execsql { DELETE FROM x3 WHERE docid = $iDoc }
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}
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}
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proc second {x} { lindex $x 1 }
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db func second second
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do_execsql_test 3.0 { CREATE VIRTUAL TABLE x3 USING fts4 }
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do_test 3.1.1 {
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db transaction { insert_doc 1 2 3 4 5 6 }
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execsql { SELECT level, idx, second(end_block) FROM x3_segdir }
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} {0 0 412}
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do_test 3.1.2 {
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delete_doc 1 2 3 4 5 6
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execsql { SELECT count(*) FROM x3_segdir }
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} {0}
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do_test 3.1.3 {
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db transaction {
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insert_doc 1 2 3 4 5 6 7 8 9
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delete_doc 9 8 7
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}
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execsql { SELECT level, idx, second(end_block) FROM x3_segdir }
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} {0 0 591 0 1 65 0 2 72 0 3 76}
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do_test 3.1.4 {
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execsql { INSERT INTO x3(x3) VALUES('optimize') }
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execsql { SELECT level, idx, second(end_block) FROM x3_segdir }
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} {0 0 412}
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do_test 3.2.1 {
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execsql { DELETE FROM x3 }
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insert_doc 8 7 6 5 4 3 2 1
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delete_doc 7 8
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execsql { SELECT count(*) FROM x3_segdir }
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} {10}
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do_test 3.2.2 {
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execsql { INSERT INTO x3(x3) VALUES('merge=500,10') }
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execsql { SELECT level, idx, second(end_block) FROM x3_segdir }
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} {1 0 412}
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# This assumes the crisis merge happens when there are already 16
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# segments and one more is added.
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#
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do_test 3.3.1 {
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execsql { DELETE FROM x3 }
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insert_doc 1 2 3 4 5 6 7 8 9 10 11
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delete_doc 11 10 9 8 7
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execsql { SELECT count(*) FROM x3_segdir }
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} {16}
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do_test 3.3.2 {
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insert_doc 12
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execsql { SELECT level, idx, second(end_block) FROM x3_segdir WHERE level=1 }
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} {1 0 412}
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#--------------------------------------------------------------------------
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# Check a theory on a bug in fts4 - that segments with idx==0 were not
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# being incrementally merged correctly. Theory turned out to be false.
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#
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do_execsql_test 4.1 {
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DROP TABLE IF EXISTS x4;
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(docid, words);
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CREATE VIRTUAL TABLE x4 USING fts4(words);
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}
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do_test 4.2 {
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fts_kjv_genesis
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execsql { INSERT INTO x4 SELECT words FROM t1 }
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execsql { INSERT INTO x4 SELECT words FROM t1 }
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} {}
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do_execsql_test 4.3 {
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SELECT level, idx, second(end_block) FROM x4_segdir
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} {0 0 117483 0 1 118006}
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do_execsql_test 4.4 {
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INSERT INTO x4(x4) VALUES('merge=10,2');
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SELECT count(*) FROM x4_segdir;
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} {3}
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do_execsql_test 4.5 {
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INSERT INTO x4(x4) VALUES('merge=10,2');
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SELECT count(*) FROM x4_segdir;
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} {3}
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do_execsql_test 4.6 {
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INSERT INTO x4(x4) VALUES('merge=1000,2');
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SELECT count(*) FROM x4_segdir;
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} {1}
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#--------------------------------------------------------------------------
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# Check that segments are not promoted if the "end_block" field does not
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# contain a size.
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#
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do_execsql_test 5.1 {
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DROP TABLE IF EXISTS x2;
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(docid, words);
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CREATE VIRTUAL TABLE x2 USING fts4;
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}
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fts_kjv_genesis
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proc first {L} {lindex $L 0}
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db func first first
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do_test 5.2 {
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foreach r [db eval { SELECT rowid FROM t1 }] {
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execsql {
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INSERT INTO x2(docid, content) SELECT docid, words FROM t1 WHERE rowid=$r
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}
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}
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foreach d [db eval { SELECT docid FROM t1 LIMIT -1 OFFSET 20 }] {
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execsql { DELETE FROM x2 WHERE docid = $d }
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}
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execsql {
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INSERT INTO x2(x2) VALUES('optimize');
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SELECT level, idx, end_block FROM x2_segdir
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}
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} {2 0 {752 1926}}
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do_execsql_test 5.3 {
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UPDATE x2_segdir SET end_block = CAST( first(end_block) AS INTEGER );
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SELECT end_block, typeof(end_block) FROM x2_segdir;
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} {752 integer}
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do_execsql_test 5.4 {
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INSERT INTO x2 SELECT words FROM t1 LIMIT 50;
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SELECT level, idx, end_block FROM x2_segdir
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} {2 0 752 0 0 {758 5174}}
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do_execsql_test 5.5 {
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UPDATE x2_segdir SET end_block = end_block || ' 1926' WHERE level=2;
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INSERT INTO x2 SELECT words FROM t1 LIMIT 40;
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SELECT level, idx, end_block FROM x2_segdir
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} {0 0 {752 1926} 0 1 {758 5174} 0 2 {763 4170}}
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proc t1_to_x2 {} {
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foreach id [db eval {SELECT docid FROM t1 LIMIT 2}] {
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execsql {
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DELETE FROM x2 WHERE docid=$id;
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INSERT INTO x2(docid, content) SELECT $id, words FROM t1 WHERE docid=$id;
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}
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}
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}
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#--------------------------------------------------------------------------
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# Check that segments created by auto-merge are not promoted until they
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# are completed.
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#
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do_execsql_test 6.1 {
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CREATE VIRTUAL TABLE x5 USING fts4;
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INSERT INTO x5 SELECT words FROM t1 LIMIT 100 OFFSET 0;
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INSERT INTO x5 SELECT words FROM t1 LIMIT 100 OFFSET 25;
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INSERT INTO x5 SELECT words FROM t1 LIMIT 100 OFFSET 50;
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INSERT INTO x5 SELECT words FROM t1 LIMIT 100 OFFSET 75;
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SELECT count(*) FROM x5_segdir
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} {4}
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do_execsql_test 6.2 {
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INSERT INTO x5(x5) VALUES('merge=2,4');
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SELECT level, idx, end_block FROM x5_segdir;
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} {0 0 {10 9216} 0 1 {21 9330} 0 2 {31 8850} 0 3 {40 8689} 1 0 {1320 -3117}}
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do_execsql_test 6.3 {
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INSERT INTO x5 SELECT words FROM t1 LIMIT 100 OFFSET 100;
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SELECT level, idx, end_block FROM x5_segdir;
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} {
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0 0 {10 9216} 0 1 {21 9330} 0 2 {31 8850}
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0 3 {40 8689} 1 0 {1320 -3117} 0 4 {1329 8297}
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}
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do_execsql_test 6.4 {
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INSERT INTO x5(x5) VALUES('merge=200,4');
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SELECT level, idx, end_block FROM x5_segdir;
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} {0 0 {1329 8297} 1 0 {1320 28009}}
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do_execsql_test 6.5 {
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INSERT INTO x5 SELECT words FROM t1;
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SELECT level, idx, end_block FROM x5_segdir;
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} {
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0 1 {1329 8297} 0 0 {1320 28009} 0 2 {1449 118006}
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}
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#--------------------------------------------------------------------------
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# Ensure that if part of an incremental merge is performed by an old
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# version that does not support storing segment sizes in the end_block
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# field, no size is stored in the final segment (as it would be incorrect).
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#
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do_execsql_test 7.1 {
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CREATE VIRTUAL TABLE x6 USING fts4;
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INSERT INTO x6 SELECT words FROM t1;
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INSERT INTO x6 SELECT words FROM t1;
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INSERT INTO x6 SELECT words FROM t1;
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INSERT INTO x6 SELECT words FROM t1;
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INSERT INTO x6 SELECT words FROM t1;
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INSERT INTO x6 SELECT words FROM t1;
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SELECT level, idx, end_block FROM x6_segdir;
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} {
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0 0 {118 117483} 0 1 {238 118006} 0 2 {358 118006}
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0 3 {478 118006} 0 4 {598 118006} 0 5 {718 118006}
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}
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do_execsql_test 7.2 {
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INSERT INTO x6(x6) VALUES('merge=25,4');
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SELECT level, idx, end_block FROM x6_segdir;
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} {
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0 0 {118 117483} 0 1 {238 118006} 0 2 {358 118006}
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0 3 {478 118006} 0 4 {598 118006} 0 5 {718 118006}
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1 0 {16014 -51226}
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}
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do_execsql_test 7.3 {
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UPDATE x6_segdir SET end_block = first(end_block) WHERE level=1;
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SELECT level, idx, end_block FROM x6_segdir;
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} {
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0 0 {118 117483} 0 1 {238 118006} 0 2 {358 118006}
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0 3 {478 118006} 0 4 {598 118006} 0 5 {718 118006}
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1 0 16014
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}
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do_execsql_test 7.4 {
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INSERT INTO x6(x6) VALUES('merge=25,4');
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SELECT level, idx, end_block FROM x6_segdir;
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} {
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0 0 {118 117483} 0 1 {238 118006} 0 2 {358 118006}
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0 3 {478 118006} 0 4 {598 118006} 0 5 {718 118006}
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1 0 16014
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}
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do_execsql_test 7.5 {
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INSERT INTO x6(x6) VALUES('merge=2500,4');
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SELECT level, idx, end_block FROM x6_segdir;
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} {
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0 0 {598 118006} 0 1 {718 118006} 1 0 16014
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}
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do_execsql_test 7.6 {
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INSERT INTO x6(x6) VALUES('merge=2500,2');
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SELECT level, idx, start_block, leaves_end_block, end_block FROM x6_segdir;
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} {
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2 0 23695 24147 {41262 633507}
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}
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do_execsql_test 7.7 {
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SELECT sum(length(block)) FROM x6_segments
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WHERE blockid BETWEEN 23695 AND 24147
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} {633507}
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finish_test
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