# 2011 January 27 # # The author disclaims copyright to this source code. In place of # a legal notice, here is a blessing: # # May you do good and not evil. # May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #************************************************************************* # This file implements regression tests for SQLite library. The # focus of this script is testing the FTS3 module. # set testdir [file dirname $argv0] source $testdir/tester.tcl ifcapable !fts3 { finish_test ; return } set ::testprefix fts3aux1 do_execsql_test 1.1 { CREATE VIRTUAL TABLE t1 USING fts4; INSERT INTO t1 VALUES('one two three four'); INSERT INTO t1 VALUES('three four five six'); INSERT INTO t1 VALUES('one three five seven'); CREATE VIRTUAL TABLE terms USING fts4aux(t1); SELECT term, documents, occurrences FROM terms WHERE col = '*'; } { five 2 2 four 2 2 one 2 2 seven 1 1 six 1 1 three 3 3 two 1 1 } do_execsql_test 1.2 { INSERT INTO t1 VALUES('one one one three three three'); SELECT term, documents, occurrences FROM terms WHERE col = '*'; } { five 2 2 four 2 2 one 3 5 seven 1 1 six 1 1 three 4 6 two 1 1 } do_execsql_test 1.3.1 { DELETE FROM t1; } do_execsql_test 1.3.2 { SELECT term, documents, occurrences FROM terms WHERE col = '*'; } do_execsql_test 1.4 { INSERT INTO t1 VALUES('a b a b a b a'); INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; SELECT term, documents, occurrences FROM terms WHERE col = '*'; } {a 256 1024 b 256 768} #------------------------------------------------------------------------- # The following tests verify that the fts4aux module uses the full-text # index to reduce the number of rows scanned in the following circumstances: # # * when there is equality comparison against the term column using the # BINARY collating sequence. # # * when there is a range constraint on the term column using the BINARY # collating sequence. # # And also uses the full-text index to optimize ORDER BY clauses of the # form "ORDER BY term ASC" or equivalent. # # Test organization is: # # fts3aux1-2.1.*: equality constraints. # fts3aux1-2.2.*: range constraints. # fts3aux1-2.3.*: ORDER BY optimization. # do_execsql_test 2.0 { DROP TABLE t1; DROP TABLE terms; CREATE VIRTUAL TABLE x1 USING fts4(x); INSERT INTO x1(x1) VALUES('nodesize=24'); CREATE VIRTUAL TABLE terms USING fts4aux(x1); CREATE VIEW terms_v AS SELECT term, documents, occurrences FROM terms WHERE col = '*'; INSERT INTO x1 VALUES('braes brag bragged bragger bragging'); INSERT INTO x1 VALUES('brags braid braided braiding braids'); INSERT INTO x1 VALUES('brain brainchild brained braining brains'); INSERT INTO x1 VALUES('brainstem brainstems brainstorm brainstorms'); } proc rec {varname x} { global $varname incr $varname return 1 } db func rec rec # Use EQP to show that the WHERE expression "term='braid'" uses a different # index number (1) than "+term='braid'" (0). # do_execsql_test 2.1.1.1 { EXPLAIN QUERY PLAN SELECT * FROM terms WHERE term='braid' } { 0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 1:} } do_execsql_test 2.1.1.2 { EXPLAIN QUERY PLAN SELECT * FROM terms WHERE +term='braid' } {0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 0:}} # Now show that using "term='braid'" means the virtual table returns # only 1 row to SQLite, but "+term='braid'" means all 19 are returned. # do_test 2.1.2.1 { set cnt 0 execsql { SELECT * FROM terms_v WHERE rec('cnt', term) AND term='braid' } set cnt } {2} do_test 2.1.2.2 { set cnt 0 execsql { SELECT * FROM terms_v WHERE rec('cnt', term) AND +term='braid' } set cnt } {38} # Similar to the test immediately above, but using a term ("breakfast") that # is not featured in the dataset. # do_test 2.1.3.1 { set cnt 0 execsql { SELECT * FROM terms_v WHERE rec('cnt', term) AND term='breakfast' } set cnt } {0} do_test 2.1.3.2 { set cnt 0 execsql { SELECT * FROM terms_v WHERE rec('cnt', term) AND +term='breakfast' } set cnt } {38} do_execsql_test 2.1.4.1 { SELECT * FROM terms_v WHERE term='braid' } {braid 1 1} do_execsql_test 2.1.4.2 { SELECT * FROM terms_v WHERE +term='braid'} {braid 1 1} do_execsql_test 2.1.4.3 { SELECT * FROM terms_v WHERE term='breakfast' } {} do_execsql_test 2.1.4.4 { SELECT * FROM terms_v WHERE +term='breakfast' } {} do_execsql_test 2.1.4.5 { SELECT * FROM terms_v WHERE term='cba' } {} do_execsql_test 2.1.4.6 { SELECT * FROM terms_v WHERE +term='cba' } {} do_execsql_test 2.1.4.7 { SELECT * FROM terms_v WHERE term='abc' } {} do_execsql_test 2.1.4.8 { SELECT * FROM terms_v WHERE +term='abc' } {} # Special case: term=NULL # do_execsql_test 2.1.5 { SELECT * FROM terms WHERE term=NULL } {} do_execsql_test 2.2.1.1 { EXPLAIN QUERY PLAN SELECT * FROM terms WHERE term>'brain' } { 0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 2:} } do_execsql_test 2.2.1.2 { EXPLAIN QUERY PLAN SELECT * FROM terms WHERE +term>'brain' } { 0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 0:} } do_execsql_test 2.2.1.3 { EXPLAIN QUERY PLAN SELECT * FROM terms WHERE term<'brain' } { 0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 4:} } do_execsql_test 2.2.1.4 { EXPLAIN QUERY PLAN SELECT * FROM terms WHERE +term<'brain' } { 0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 0:} } do_execsql_test 2.2.1.5 { EXPLAIN QUERY PLAN SELECT * FROM terms WHERE term BETWEEN 'brags' AND 'brain' } { 0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 6:} } do_execsql_test 2.2.1.6 { EXPLAIN QUERY PLAN SELECT * FROM terms WHERE +term BETWEEN 'brags' AND 'brain' } { 0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 0:} } do_test 2.2.2.1 { set cnt 0 execsql { SELECT * FROM terms WHERE rec('cnt', term) AND term>'brain' } set cnt } {18} do_test 2.2.2.2 { set cnt 0 execsql { SELECT * FROM terms WHERE rec('cnt', term) AND +term>'brain' } set cnt } {38} do_execsql_test 2.2.2.3 { SELECT term, documents, occurrences FROM terms_v WHERE term>'brain' } { brainchild 1 1 brained 1 1 braining 1 1 brains 1 1 brainstem 1 1 brainstems 1 1 brainstorm 1 1 brainstorms 1 1 } do_execsql_test 2.2.2.4 { SELECT term, documents, occurrences FROM terms_v WHERE +term>'brain' } { brainchild 1 1 brained 1 1 braining 1 1 brains 1 1 brainstem 1 1 brainstems 1 1 brainstorm 1 1 brainstorms 1 1 } do_execsql_test 2.2.2.5 { SELECT term, documents, occurrences FROM terms_v WHERE term>='brain' } { brain 1 1 brainchild 1 1 brained 1 1 braining 1 1 brains 1 1 brainstem 1 1 brainstems 1 1 brainstorm 1 1 brainstorms 1 1 } do_execsql_test 2.2.2.6 { SELECT term, documents, occurrences FROM terms_v WHERE +term>='brain' } { brain 1 1 brainchild 1 1 brained 1 1 braining 1 1 brains 1 1 brainstem 1 1 brainstems 1 1 brainstorm 1 1 brainstorms 1 1 } do_execsql_test 2.2.2.7 { SELECT term, documents, occurrences FROM terms_v WHERE term>='abc' } { braes 1 1 brag 1 1 bragged 1 1 bragger 1 1 bragging 1 1 brags 1 1 braid 1 1 braided 1 1 braiding 1 1 braids 1 1 brain 1 1 brainchild 1 1 brained 1 1 braining 1 1 brains 1 1 brainstem 1 1 brainstems 1 1 brainstorm 1 1 brainstorms 1 1 } do_execsql_test 2.2.2.8 { SELECT term, documents, occurrences FROM terms_v WHERE +term>='abc' } { braes 1 1 brag 1 1 bragged 1 1 bragger 1 1 bragging 1 1 brags 1 1 braid 1 1 braided 1 1 braiding 1 1 braids 1 1 brain 1 1 brainchild 1 1 brained 1 1 braining 1 1 brains 1 1 brainstem 1 1 brainstems 1 1 brainstorm 1 1 brainstorms 1 1 } do_execsql_test 2.2.2.9 { SELECT term, documents, occurrences FROM terms_v WHERE term>='brainstorms' } {brainstorms 1 1} do_execsql_test 2.2.2.10 { SELECT term, documents, occurrences FROM terms_v WHERE term>='brainstorms' } {brainstorms 1 1} do_execsql_test 2.2.2.11 { SELECT * FROM terms_v WHERE term>'brainstorms' } {} do_execsql_test 2.2.2.12 { SELECT * FROM terms_v WHERE term>'brainstorms' } {} do_execsql_test 2.2.2.13 { SELECT * FROM terms_v WHERE term>'cba' } {} do_execsql_test 2.2.2.14 { SELECT * FROM terms_v WHERE term>'cba' } {} do_test 2.2.3.1 { set cnt 0 execsql { SELECT * FROM terms WHERE rec('cnt', term) AND term<'brain' } set cnt } {22} do_test 2.2.3.2 { set cnt 0 execsql { SELECT * FROM terms WHERE rec('cnt', term) AND +term<'brain' } set cnt } {38} do_execsql_test 2.2.3.3 { SELECT term, documents, occurrences FROM terms_v WHERE term<'brain' } { braes 1 1 brag 1 1 bragged 1 1 bragger 1 1 bragging 1 1 brags 1 1 braid 1 1 braided 1 1 braiding 1 1 braids 1 1 } do_execsql_test 2.2.3.4 { SELECT term, documents, occurrences FROM terms_v WHERE +term<'brain' } { braes 1 1 brag 1 1 bragged 1 1 bragger 1 1 bragging 1 1 brags 1 1 braid 1 1 braided 1 1 braiding 1 1 braids 1 1 } do_execsql_test 2.2.3.5 { SELECT term, documents, occurrences FROM terms_v WHERE term<='brain' } { braes 1 1 brag 1 1 bragged 1 1 bragger 1 1 bragging 1 1 brags 1 1 braid 1 1 braided 1 1 braiding 1 1 braids 1 1 brain 1 1 } do_execsql_test 2.2.3.6 { SELECT term, documents, occurrences FROM terms_v WHERE +term<='brain' } { braes 1 1 brag 1 1 bragged 1 1 bragger 1 1 bragging 1 1 brags 1 1 braid 1 1 braided 1 1 braiding 1 1 braids 1 1 brain 1 1 } do_test 2.2.4.1 { set cnt 0 execsql { SELECT term, documents, occurrences FROM terms WHERE rec('cnt', term) AND term BETWEEN 'brags' AND 'brain' } set cnt } {12} do_test 2.2.4.2 { set cnt 0 execsql { SELECT term, documents, occurrences FROM terms WHERE rec('cnt', term) AND +term BETWEEN 'brags' AND 'brain' } set cnt } {38} do_execsql_test 2.2.4.3 { SELECT term, documents, occurrences FROM terms_v WHERE rec('cnt', term) AND term BETWEEN 'brags' AND 'brain' } { brags 1 1 braid 1 1 braided 1 1 braiding 1 1 braids 1 1 brain 1 1 } do_execsql_test 2.2.4.4 { SELECT term, documents, occurrences FROM terms_v WHERE rec('cnt', term) AND +term BETWEEN 'brags' AND 'brain' } { brags 1 1 braid 1 1 braided 1 1 braiding 1 1 braids 1 1 brain 1 1 } do_execsql_test 2.2.4.5 { SELECT term, documents, occurrences FROM terms_v WHERE rec('cnt', term) AND term > 'brags' AND term < 'brain' } { braid 1 1 braided 1 1 braiding 1 1 braids 1 1 } do_execsql_test 2.2.4.6 { SELECT term, documents, occurrences FROM terms_v WHERE rec('cnt', term) AND +term > 'brags' AND +term < 'brain' } { braid 1 1 braided 1 1 braiding 1 1 braids 1 1 } # Check that "ORDER BY term ASC" and equivalents are sorted by the # virtual table implementation. Any other ORDER BY clause requires # SQLite to sort results using a temporary b-tree. # foreach {tn sort orderby} { 1 0 "ORDER BY term ASC" 2 0 "ORDER BY term" 3 1 "ORDER BY term DESC" 4 1 "ORDER BY documents ASC" 5 1 "ORDER BY documents" 6 1 "ORDER BY documents DESC" 7 1 "ORDER BY occurrences ASC" 8 1 "ORDER BY occurrences" 9 1 "ORDER BY occurrences DESC" } { set res [list 0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 0:}] if {$sort} { lappend res 0 0 0 {USE TEMP B-TREE FOR ORDER BY} } set sql "SELECT * FROM terms $orderby" do_execsql_test 2.3.1.$tn "EXPLAIN QUERY PLAN $sql" $res } #------------------------------------------------------------------------- # The next set of tests, fts3aux1-3.*, test error conditions in the # fts4aux module. Except, fault injection testing (OOM, IO error etc.) is # done in fts3fault2.test # do_execsql_test 3.1.1 { CREATE VIRTUAL TABLE t2 USING fts4; } do_catchsql_test 3.1.2 { CREATE VIRTUAL TABLE terms2 USING fts4aux; } {1 {invalid arguments to fts4aux constructor}} do_catchsql_test 3.1.3 { CREATE VIRTUAL TABLE terms2 USING fts4aux(t2, t2); } {1 {invalid arguments to fts4aux constructor}} do_execsql_test 3.2.1 { CREATE VIRTUAL TABLE terms3 USING fts4aux(does_not_exist) } do_catchsql_test 3.2.2 { SELECT * FROM terms3 } {1 {SQL logic error or missing database}} do_catchsql_test 3.2.3 { SELECT * FROM terms3 WHERE term = 'abc' } {1 {SQL logic error or missing database}} do_catchsql_test 3.3.1 { INSERT INTO terms VALUES(1,2,3); } {1 {table terms may not be modified}} do_catchsql_test 3.3.2 { DELETE FROM terms } {1 {table terms may not be modified}} do_catchsql_test 3.3.3 { UPDATE terms set documents = documents+1; } {1 {table terms may not be modified}} #------------------------------------------------------------------------- # The following tests - fts4aux-4.* - test that joins work with fts4aux # tables. And that fts4aux provides reasonably sane cost information via # xBestIndex to the query planner. # db close forcedelete test.db sqlite3 db test.db do_execsql_test 4.1 { CREATE VIRTUAL TABLE x1 USING fts4(x); CREATE VIRTUAL TABLE terms USING fts4aux(x1); CREATE TABLE x2(y); CREATE TABLE x3(y); CREATE INDEX i1 ON x3(y); INSERT INTO x1 VALUES('a b c d e'); INSERT INTO x1 VALUES('f g h i j'); INSERT INTO x1 VALUES('k k l l a'); INSERT INTO x2 SELECT term FROM terms WHERE col = '*'; INSERT INTO x3 SELECT term FROM terms WHERE col = '*'; } proc do_plansql_test {tn sql r} { uplevel do_execsql_test $tn [list "EXPLAIN QUERY PLAN $sql ; $sql"] [list $r] } do_plansql_test 4.2 { SELECT y FROM x2, terms WHERE y = term AND col = '*' } { 0 0 0 {SCAN TABLE x2} 0 1 1 {SCAN TABLE terms VIRTUAL TABLE INDEX 1:} a b c d e f g h i j k l } do_plansql_test 4.3 { SELECT y FROM terms, x2 WHERE y = term AND col = '*' } { 0 0 1 {SCAN TABLE x2} 0 1 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 1:} a b c d e f g h i j k l } do_plansql_test 4.4 { SELECT y FROM x3, terms WHERE y = term AND col = '*' } { 0 0 1 {SCAN TABLE terms VIRTUAL TABLE INDEX 0:} 0 1 0 {SEARCH TABLE x3 USING COVERING INDEX i1 (y=?)} a b c d e f g h i j k l } do_plansql_test 4.5 { SELECT y FROM terms, x3 WHERE y = term AND occurrences>1 AND col = '*' } { 0 0 0 {SCAN TABLE terms VIRTUAL TABLE INDEX 0:} 0 1 1 {SEARCH TABLE x3 USING COVERING INDEX i1 (y=?)} a k l } #------------------------------------------------------------------------- # The following tests check that fts4aux can handle an fts table with an # odd name (one that requires quoting for use in SQL statements). And that # the argument to the fts4aux constructor is properly dequoted before use. # do_execsql_test 5.1 { CREATE VIRTUAL TABLE "abc '!' def" USING fts4(x, y); INSERT INTO "abc '!' def" VALUES('XX', 'YY'); CREATE VIRTUAL TABLE terms3 USING fts4aux("abc '!' def"); SELECT * FROM terms3; } {xx * 1 1 xx 0 1 1 yy * 1 1 yy 1 1 1} do_execsql_test 5.2 { CREATE VIRTUAL TABLE "%%^^%%" USING fts4aux('abc ''!'' def'); SELECT * FROM "%%^^%%"; } {xx * 1 1 xx 0 1 1 yy * 1 1 yy 1 1 1} #------------------------------------------------------------------------- # Test that we can create an fts4aux table in the temp database. # forcedelete test.db2 do_execsql_test 6.1 { CREATE VIRTUAL TABLE ft1 USING fts4(x, y); INSERT INTO ft1 VALUES('a b', 'c d'); INSERT INTO ft1 VALUES('e e', 'c d'); INSERT INTO ft1 VALUES('a a', 'b b'); CREATE VIRTUAL TABLE temp.aux1 USING fts4aux(main, ft1); SELECT * FROM aux1; } { a * 2 3 a 0 2 3 b * 2 3 b 0 1 1 b 1 1 2 c * 2 2 c 1 2 2 d * 2 2 d 1 2 2 e * 1 2 e 0 1 2 } do_execsql_test 6.2 { ATTACH 'test.db2' AS att; CREATE VIRTUAL TABLE att.ft1 USING fts4(x, y); INSERT INTO att.ft1 VALUES('v w', 'x y'); INSERT INTO att.ft1 VALUES('z z', 'x y'); INSERT INTO att.ft1 VALUES('v v', 'w w'); CREATE VIRTUAL TABLE temp.aux2 USING fts4aux(att, ft1); SELECT * FROM aux2; } { v * 2 3 v 0 2 3 w * 2 3 w 0 1 1 w 1 1 2 x * 2 2 x 1 2 2 y * 2 2 y 1 2 2 z * 1 2 z 0 1 2 } foreach {tn q res1 res2} { 1 { SELECT * FROM %%% WHERE term = 'a' } {a * 2 3 a 0 2 3} {} 2 { SELECT * FROM %%% WHERE term = 'x' } {} {x * 2 2 x 1 2 2} 3 { SELECT * FROM %%% WHERE term >= 'y' } {} {y * 2 2 y 1 2 2 z * 1 2 z 0 1 2} 4 { SELECT * FROM %%% WHERE term <= 'c' } {a * 2 3 a 0 2 3 b * 2 3 b 0 1 1 b 1 1 2 c * 2 2 c 1 2 2} {} } { set sql1 [string map {%%% aux1} $q] set sql2 [string map {%%% aux2} $q] do_execsql_test 7.$tn.1 $sql1 $res1 do_execsql_test 7.$tn.2 $sql2 $res2 } do_test 8.1 { catchsql { CREATE VIRTUAL TABLE att.aux3 USING fts4aux(main, ft1) } } {1 {invalid arguments to fts4aux constructor}} do_test 8.2 { execsql {DETACH att} catchsql { SELECT * FROM aux2 } } {1 {SQL logic error or missing database}} finish_test