# 2008 June 26 # # 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 exercises some new testing functions in the FTS3 module, # and then uses them to do some basic tests that FTS3 is internally # working as expected. # set testdir [file dirname $argv0] source $testdir/tester.tcl source $testdir/fts3_common.tcl # If SQLITE_ENABLE_FTS3 is not defined, omit this file. ifcapable !fts3 { finish_test return } #************************************************************************* # Utility function to check for the expected terms in the segment # level/index. _all version does same but for entire index. proc check_terms {test level index terms} { set where "level = $level AND idx = $index" do_test $test.terms [list fts3_terms t1 $where] $terms } proc check_terms_all {test terms} { do_test $test.terms [list fts3_terms t1 1] $terms } # Utility function to check for the expected doclist for the term in # segment level/index. _all version does same for entire index. proc check_doclist {test level index term doclist} { set where "level = $level AND idx = $index" do_test $test [list fts3_doclist t1 $term $where] $doclist } proc check_doclist_all {test term doclist} { do_test $test [list fts3_doclist t1 $term 1] $doclist } #************************************************************************* # Test the segments resulting from straight-forward inserts. db eval { DROP TABLE IF EXISTS t1; CREATE VIRTUAL TABLE t1 USING fts3(c); INSERT INTO t1 (docid, c) VALUES (1, 'This is a test'); INSERT INTO t1 (docid, c) VALUES (2, 'That was a test'); INSERT INTO t1 (docid, c) VALUES (3, 'This is a test'); } # Check for expected segments and expected matches. do_test fts3c-1.0.segments { execsql { SELECT level, idx FROM t1_segdir ORDER BY level, idx; } } {0 0 0 1 0 2} do_test fts3c-1.0.matches { execsql { SELECT OFFSETS(t1) FROM t1 WHERE t1 MATCH 'this OR that OR was OR a OR is OR test' ORDER BY docid; } } [list {0 0 0 4 0 4 5 2 0 3 8 1 0 5 10 4} \ {0 1 0 4 0 2 5 3 0 3 9 1 0 5 11 4} \ {0 0 0 4 0 4 5 2 0 3 8 1 0 5 10 4}] # Check the specifics of the segments constructed. # Logical view of entire index. check_terms_all fts3c-1.0.1 {a is test that this was} check_doclist_all fts3c-1.0.1.1 a {[1 0[2]] [2 0[2]] [3 0[2]]} check_doclist_all fts3c-1.0.1.2 is {[1 0[1]] [3 0[1]]} check_doclist_all fts3c-1.0.1.3 test {[1 0[3]] [2 0[3]] [3 0[3]]} check_doclist_all fts3c-1.0.1.4 that {[2 0[0]]} check_doclist_all fts3c-1.0.1.5 this {[1 0[0]] [3 0[0]]} check_doclist_all fts3c-1.0.1.6 was {[2 0[1]]} # Segment 0,0 check_terms fts3c-1.0.2 0 0 {a is test this} check_doclist fts3c-1.0.2.1 0 0 a {[1 0[2]]} check_doclist fts3c-1.0.2.2 0 0 is {[1 0[1]]} check_doclist fts3c-1.0.2.3 0 0 test {[1 0[3]]} check_doclist fts3c-1.0.2.4 0 0 this {[1 0[0]]} # Segment 0,1 check_terms fts3c-1.0.3 0 1 {a test that was} check_doclist fts3c-1.0.3.1 0 1 a {[2 0[2]]} check_doclist fts3c-1.0.3.2 0 1 test {[2 0[3]]} check_doclist fts3c-1.0.3.3 0 1 that {[2 0[0]]} check_doclist fts3c-1.0.3.4 0 1 was {[2 0[1]]} # Segment 0,2 check_terms fts3c-1.0.4 0 2 {a is test this} check_doclist fts3c-1.0.4.1 0 2 a {[3 0[2]]} check_doclist fts3c-1.0.4.2 0 2 is {[3 0[1]]} check_doclist fts3c-1.0.4.3 0 2 test {[3 0[3]]} check_doclist fts3c-1.0.4.4 0 2 this {[3 0[0]]} #************************************************************************* # Test the segments resulting from inserts followed by a delete. db eval { DROP TABLE IF EXISTS t1; CREATE VIRTUAL TABLE t1 USING fts3(c); INSERT INTO t1 (docid, c) VALUES (1, 'This is a test'); INSERT INTO t1 (docid, c) VALUES (2, 'That was a test'); INSERT INTO t1 (docid, c) VALUES (3, 'This is a test'); DELETE FROM t1 WHERE docid = 1; } do_test fts3c-1.1.segments { execsql { SELECT level, idx FROM t1_segdir ORDER BY level, idx; } } {0 0 0 1 0 2 0 3} do_test fts3c-1.1.matches { execsql { SELECT OFFSETS(t1) FROM t1 WHERE t1 MATCH 'this OR that OR was OR a OR is OR test' ORDER BY docid; } } {{0 1 0 4 0 2 5 3 0 3 9 1 0 5 11 4} {0 0 0 4 0 4 5 2 0 3 8 1 0 5 10 4}} check_terms_all fts3c-1.1.1 {a is test that this was} check_doclist_all fts3c-1.1.1.1 a {[2 0[2]] [3 0[2]]} check_doclist_all fts3c-1.1.1.2 is {[3 0[1]]} check_doclist_all fts3c-1.1.1.3 test {[2 0[3]] [3 0[3]]} check_doclist_all fts3c-1.1.1.4 that {[2 0[0]]} check_doclist_all fts3c-1.1.1.5 this {[3 0[0]]} check_doclist_all fts3c-1.1.1.6 was {[2 0[1]]} check_terms fts3c-1.1.2 0 0 {a is test this} check_doclist fts3c-1.1.2.1 0 0 a {[1 0[2]]} check_doclist fts3c-1.1.2.2 0 0 is {[1 0[1]]} check_doclist fts3c-1.1.2.3 0 0 test {[1 0[3]]} check_doclist fts3c-1.1.2.4 0 0 this {[1 0[0]]} check_terms fts3c-1.1.3 0 1 {a test that was} check_doclist fts3c-1.1.3.1 0 1 a {[2 0[2]]} check_doclist fts3c-1.1.3.2 0 1 test {[2 0[3]]} check_doclist fts3c-1.1.3.3 0 1 that {[2 0[0]]} check_doclist fts3c-1.1.3.4 0 1 was {[2 0[1]]} check_terms fts3c-1.1.4 0 2 {a is test this} check_doclist fts3c-1.1.4.1 0 2 a {[3 0[2]]} check_doclist fts3c-1.1.4.2 0 2 is {[3 0[1]]} check_doclist fts3c-1.1.4.3 0 2 test {[3 0[3]]} check_doclist fts3c-1.1.4.4 0 2 this {[3 0[0]]} check_terms fts3c-1.1.5 0 3 {a is test this} check_doclist fts3c-1.1.5.1 0 3 a {[1]} check_doclist fts3c-1.1.5.2 0 3 is {[1]} check_doclist fts3c-1.1.5.3 0 3 test {[1]} check_doclist fts3c-1.1.5.4 0 3 this {[1]} #************************************************************************* # Test results when all references to certain tokens are deleted. db eval { DROP TABLE IF EXISTS t1; CREATE VIRTUAL TABLE t1 USING fts3(c); INSERT INTO t1 (docid, c) VALUES (1, 'This is a test'); INSERT INTO t1 (docid, c) VALUES (2, 'That was a test'); INSERT INTO t1 (docid, c) VALUES (3, 'This is a test'); DELETE FROM t1 WHERE docid IN (1,3); } # Still 4 segments because 0,3 will contain deletes for docid 1 and 3. do_test fts3c-1.2.segments { execsql { SELECT level, idx FROM t1_segdir ORDER BY level, idx; } } {0 0 0 1 0 2 0 3} do_test fts3c-1.2.matches { execsql { SELECT OFFSETS(t1) FROM t1 WHERE t1 MATCH 'this OR that OR was OR a OR is OR test' ORDER BY docid; } } {{0 1 0 4 0 2 5 3 0 3 9 1 0 5 11 4}} check_terms_all fts3c-1.2.1 {a is test that this was} check_doclist_all fts3c-1.2.1.1 a {[2 0[2]]} check_doclist_all fts3c-1.2.1.2 is {} check_doclist_all fts3c-1.2.1.3 test {[2 0[3]]} check_doclist_all fts3c-1.2.1.4 that {[2 0[0]]} check_doclist_all fts3c-1.2.1.5 this {} check_doclist_all fts3c-1.2.1.6 was {[2 0[1]]} check_terms fts3c-1.2.2 0 0 {a is test this} check_doclist fts3c-1.2.2.1 0 0 a {[1 0[2]]} check_doclist fts3c-1.2.2.2 0 0 is {[1 0[1]]} check_doclist fts3c-1.2.2.3 0 0 test {[1 0[3]]} check_doclist fts3c-1.2.2.4 0 0 this {[1 0[0]]} check_terms fts3c-1.2.3 0 1 {a test that was} check_doclist fts3c-1.2.3.1 0 1 a {[2 0[2]]} check_doclist fts3c-1.2.3.2 0 1 test {[2 0[3]]} check_doclist fts3c-1.2.3.3 0 1 that {[2 0[0]]} check_doclist fts3c-1.2.3.4 0 1 was {[2 0[1]]} check_terms fts3c-1.2.4 0 2 {a is test this} check_doclist fts3c-1.2.4.1 0 2 a {[3 0[2]]} check_doclist fts3c-1.2.4.2 0 2 is {[3 0[1]]} check_doclist fts3c-1.2.4.3 0 2 test {[3 0[3]]} check_doclist fts3c-1.2.4.4 0 2 this {[3 0[0]]} check_terms fts3c-1.2.5 0 3 {a is test this} check_doclist fts3c-1.2.5.1 0 3 a {[1] [3]} check_doclist fts3c-1.2.5.2 0 3 is {[1] [3]} check_doclist fts3c-1.2.5.3 0 3 test {[1] [3]} check_doclist fts3c-1.2.5.4 0 3 this {[1] [3]} #************************************************************************* # Test results when everything is optimized manually. db eval { DROP TABLE IF EXISTS t1; CREATE VIRTUAL TABLE t1 USING fts3(c); INSERT INTO t1 (docid, c) VALUES (1, 'This is a test'); INSERT INTO t1 (docid, c) VALUES (2, 'That was a test'); INSERT INTO t1 (docid, c) VALUES (3, 'This is a test'); DELETE FROM t1 WHERE docid IN (1,3); DROP TABLE IF EXISTS t1old; ALTER TABLE t1 RENAME TO t1old; CREATE VIRTUAL TABLE t1 USING fts3(c); INSERT INTO t1 (docid, c) SELECT docid, c FROM t1old; DROP TABLE t1old; } # Should be a single optimal segment with the same logical results. do_test fts3c-1.3.segments { execsql { SELECT level, idx FROM t1_segdir ORDER BY level, idx; } } {0 0} do_test fts3c-1.3.matches { execsql { SELECT OFFSETS(t1) FROM t1 WHERE t1 MATCH 'this OR that OR was OR a OR is OR test' ORDER BY docid; } } {{0 1 0 4 0 2 5 3 0 3 9 1 0 5 11 4}} check_terms_all fts3c-1.3.1 {a test that was} check_doclist_all fts3c-1.3.1.1 a {[2 0[2]]} check_doclist_all fts3c-1.3.1.2 test {[2 0[3]]} check_doclist_all fts3c-1.3.1.3 that {[2 0[0]]} check_doclist_all fts3c-1.3.1.4 was {[2 0[1]]} check_terms fts3c-1.3.2 0 0 {a test that was} check_doclist fts3c-1.3.2.1 0 0 a {[2 0[2]]} check_doclist fts3c-1.3.2.2 0 0 test {[2 0[3]]} check_doclist fts3c-1.3.2.3 0 0 that {[2 0[0]]} check_doclist fts3c-1.3.2.4 0 0 was {[2 0[1]]} finish_test