1# 2015-03-06 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# 12# This file implements regression tests for SQLite library. The 13# focus of this file is testing the LIKE and GLOB operators and 14# in particular the optimizations that occur to help those operators 15# run faster and that those optimizations work correctly when there 16# are both strings and blobs being tested. 17# 18# Ticket 05f43be8fdda9fbd948d374319b99b054140bc36 shows that the following 19# SQL was not working correctly: 20# 21# CREATE TABLE t1(x TEXT UNIQUE COLLATE nocase); 22# INSERT INTO t1(x) VALUES(x'616263'); 23# SELECT 'query-1', x FROM t1 WHERE x LIKE 'a%'; 24# SELECT 'query-2', x FROM t1 WHERE +x LIKE 'a%'; 25# 26# This script verifies that it works right now. 27# 28 29set testdir [file dirname $argv0] 30source $testdir/tester.tcl 31 32ifcapable !like_match_blobs { 33 finish_test 34 return 35} 36 37do_execsql_test like3-1.1 { 38 PRAGMA encoding=UTF8; 39 CREATE TABLE t1(a,b TEXT COLLATE nocase); 40 INSERT INTO t1(a,b) 41 VALUES(1,'abc'), 42 (2,'ABX'), 43 (3,'BCD'), 44 (4,x'616263'), 45 (5,x'414258'), 46 (6,x'424344'); 47 CREATE INDEX t1ba ON t1(b,a); 48 49 SELECT a, b FROM t1 WHERE b LIKE 'aB%' ORDER BY +a; 50} {1 abc 2 ABX 4 abc 5 ABX} 51do_execsql_test like3-1.2 { 52 SELECT a, b FROM t1 WHERE +b LIKE 'aB%' ORDER BY +a; 53} {1 abc 2 ABX 4 abc 5 ABX} 54 55do_execsql_test like3-2.0 { 56 CREATE TABLE t2(a, b TEXT); 57 INSERT INTO t2 SELECT a, b FROM t1; 58 CREATE INDEX t2ba ON t2(b,a); 59 SELECT a, b FROM t2 WHERE b GLOB 'ab*' ORDER BY +a; 60} {1 abc 4 abc} 61do_execsql_test like3-2.1 { 62 SELECT a, b FROM t2 WHERE +b GLOB 'ab*' ORDER BY +a; 63} {1 abc 4 abc} 64do_execsql_test like3-2.2 { 65 SELECT a, b FROM t2 WHERE b>=x'6162' AND b GLOB 'ab*' 66} {4 abc} 67do_execsql_test like3-2.3 { 68 SELECT a, b FROM t2 WHERE +b>=x'6162' AND +b GLOB 'ab*' 69} {4 abc} 70do_execsql_test like3-2.4 { 71 SELECT a, b FROM t2 WHERE b GLOB 'ab*' AND b>=x'6162' 72} {4 abc} 73do_execsql_test like3-2.5 { 74 SELECT a, b FROM t2 WHERE +b GLOB 'ab*' AND +b>=x'6162' 75} {4 abc} 76 77do_execsql_test like3-3.0 { 78 CREATE TABLE t3(x TEXT PRIMARY KEY COLLATE nocase); 79 INSERT INTO t3(x) VALUES('aaa'),('abc'),('abd'),('abe'),('acz'); 80 INSERT INTO t3(x) SELECT CAST(x AS blob) FROM t3; 81 SELECT quote(x) FROM t3 WHERE x LIKE 'ab%' ORDER BY x; 82} {'abc' 'abd' 'abe' X'616263' X'616264' X'616265'} 83do_execsql_test like3-3.1 { 84 SELECT quote(x) FROM t3 WHERE x LIKE 'ab%' ORDER BY x DESC; 85} {X'616265' X'616264' X'616263' 'abe' 'abd' 'abc'} 86do_execsql_test like3-3.1ck { 87 SELECT quote(x) FROM t3 WHERE x LIKE 'ab%' ORDER BY +x DESC; 88} {X'616265' X'616264' X'616263' 'abe' 'abd' 'abc'} 89do_execsql_test like3-3.2 { 90 SELECT quote(x) FROM t3 WHERE x LIKE 'ab%' ORDER BY x ASC; 91} {'abc' 'abd' 'abe' X'616263' X'616264' X'616265'} 92do_execsql_test like3-3.2ck { 93 SELECT quote(x) FROM t3 WHERE x LIKE 'ab%' ORDER BY +x ASC; 94} {'abc' 'abd' 'abe' X'616263' X'616264' X'616265'} 95 96do_execsql_test like3-4.0 { 97 CREATE TABLE t4(x TEXT COLLATE nocase); 98 CREATE INDEX t4x ON t4(x DESC); 99 INSERT INTO t4(x) SELECT x FROM t3; 100 SELECT quote(x) FROM t4 WHERE x LIKE 'ab%' ORDER BY x; 101} {'abc' 'abd' 'abe' X'616263' X'616264' X'616265'} 102do_execsql_test like3-4.1 { 103 SELECT quote(x) FROM t4 WHERE x LIKE 'ab%' ORDER BY x DESC; 104} {X'616265' X'616264' X'616263' 'abe' 'abd' 'abc'} 105do_execsql_test like3-4.1ck { 106 SELECT quote(x) FROM t4 WHERE x LIKE 'ab%' ORDER BY +x DESC; 107} {X'616265' X'616264' X'616263' 'abe' 'abd' 'abc'} 108do_execsql_test like3-4.2 { 109 SELECT quote(x) FROM t4 WHERE x LIKE 'ab%' ORDER BY x ASC; 110} {'abc' 'abd' 'abe' X'616263' X'616264' X'616265'} 111do_execsql_test like3-4.2ck { 112 SELECT quote(x) FROM t4 WHERE x LIKE 'ab%' ORDER BY +x ASC; 113} {'abc' 'abd' 'abe' X'616263' X'616264' X'616265'} 114 115finish_test 116