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| 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 |
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