1 # 2008 July 29 2 # 3 # The author disclaims copyright to this source code. In place of 4 # a legal notice, here is a blessing: 5 # 6 # May you do good and not evil. 7 # May you find forgiveness for yourself and forgive others. 8 # May you share freely, never taking more than you give. 9 # 10 #************************************************************************* 11 # These tests exercise the various types of fts2 cursors. 12 # 13 # $Id: fts2r.test,v 1.1 2008/07/29 20:38:18 shess Exp $ 14 # 15 16 set testdir [file dirname $argv0] 17 source $testdir/tester.tcl 18 19 # If SQLITE_ENABLE_FTS2 is not defined, omit this file. 20 ifcapable !fts2 { 21 finish_test 22 return 23 } 24 25 #************************************************************************* 26 # Test table scan (QUERY_GENERIC). This kind of query happens for 27 # queries with no WHERE clause, or for WHERE clauses which cannot be 28 # satisfied by an index. 29 db eval { 30 DROP TABLE IF EXISTS t1; 31 CREATE VIRTUAL TABLE t1 USING fts2(c); 32 INSERT INTO t1 (rowid, c) VALUES (1, 'This is a test'); 33 INSERT INTO t1 (rowid, c) VALUES (2, 'That was a test'); 34 INSERT INTO t1 (rowid, c) VALUES (3, 'This is a test'); 35 } 36 37 do_test fts2e-1.1 { 38 execsql { 39 SELECT rowid FROM t1 ORDER BY rowid; 40 } 41 } {1 2 3} 42 43 do_test fts2e-1.2 { 44 execsql { 45 SELECT rowid FROM t1 WHERE c LIKE '%test' ORDER BY rowid; 46 } 47 } {1 2 3} 48 49 do_test fts2e-1.3 { 50 execsql { 51 SELECT rowid FROM t1 WHERE c LIKE 'That%' ORDER BY rowid; 52 } 53 } {2} 54 55 #************************************************************************* 56 # Test lookup by rowid (QUERY_ROWID). This kind of query happens for 57 # queries which select by the rowid implicit index. 58 db eval { 59 DROP TABLE IF EXISTS t1; 60 DROP TABLE IF EXISTS t2; 61 CREATE VIRTUAL TABLE t1 USING fts2(c); 62 CREATE TABLE t2(id INTEGER PRIMARY KEY AUTOINCREMENT, weight INTEGER UNIQUE); 63 INSERT INTO t2 VALUES (null, 10); 64 INSERT INTO t1 (rowid, c) VALUES (last_insert_rowid(), 'This is a test'); 65 INSERT INTO t2 VALUES (null, 5); 66 INSERT INTO t1 (rowid, c) VALUES (last_insert_rowid(), 'That was a test'); 67 INSERT INTO t2 VALUES (null, 20); 68 INSERT INTO t1 (rowid, c) VALUES (last_insert_rowid(), 'This is a test'); 69 } 70 71 # TODO(shess): This actually is doing QUERY_GENERIC? I'd have 72 # expected QUERY_ROWID in this case, as for a very large table the 73 # full scan is less efficient. 74 do_test fts2e-2.1 { 75 execsql { 76 SELECT rowid FROM t1 WHERE rowid in (1, 2, 10); 77 } 78 } {1 2} 79 80 do_test fts2e-2.2 { 81 execsql { 82 SELECT t1.rowid, weight FROM t1, t2 WHERE t2.id = t1.rowid ORDER BY weight; 83 } 84 } {2 5 1 10 3 20} 85 86 do_test fts2e-2.3 { 87 execsql { 88 SELECT t1.rowid, weight FROM t1, t2 89 WHERE t2.weight>5 AND t2.id = t1.rowid ORDER BY weight; 90 } 91 } {1 10 3 20} 92 93 #************************************************************************* 94 # Test lookup by MATCH (QUERY_FULLTEXT). This is the fulltext index. 95 db eval { 96 DROP TABLE IF EXISTS t1; 97 DROP TABLE IF EXISTS t2; 98 CREATE VIRTUAL TABLE t1 USING fts2(c); 99 CREATE TABLE t2(id INTEGER PRIMARY KEY AUTOINCREMENT, weight INTEGER UNIQUE); 100 INSERT INTO t2 VALUES (null, 10); 101 INSERT INTO t1 (rowid, c) VALUES (last_insert_rowid(), 'This is a test'); 102 INSERT INTO t2 VALUES (null, 5); 103 INSERT INTO t1 (rowid, c) VALUES (last_insert_rowid(), 'That was a test'); 104 INSERT INTO t2 VALUES (null, 20); 105 INSERT INTO t1 (rowid, c) VALUES (last_insert_rowid(), 'This is a test'); 106 } 107 108 do_test fts2e-3.1 { 109 execsql { 110 SELECT rowid FROM t1 WHERE t1 MATCH 'this' ORDER BY rowid; 111 } 112 } {1 3} 113 114 do_test fts2e-3.2 { 115 execsql { 116 SELECT t1.rowid, weight FROM t1, t2 117 WHERE t1 MATCH 'this' AND t1.rowid = t2.id ORDER BY weight; 118 } 119 } {1 10 3 20} 120 121 finish_test 122
