sl@0: #
sl@0: # 2001 September 15
sl@0: #
sl@0: # The author disclaims copyright to this source code.  In place of
sl@0: # a legal notice, here is a blessing:
sl@0: #
sl@0: #    May you do good and not evil.
sl@0: #    May you find forgiveness for yourself and forgive others.
sl@0: #    May you share freely, never taking more than you give.
sl@0: #
sl@0: #*************************************************************************
sl@0: # This file implements regression tests for SQLite library.  The
sl@0: # focus of this file is testing DISTINCT, UNION, INTERSECT and EXCEPT
sl@0: # SELECT statements that use user-defined collation sequences. Also
sl@0: # GROUP BY clauses that use user-defined collation sequences.
sl@0: #
sl@0: # $Id: collate5.test,v 1.6 2007/11/12 15:29:19 danielk1977 Exp $
sl@0: 
sl@0: set testdir [file dirname $argv0]
sl@0: source $testdir/tester.tcl
sl@0: 
sl@0: 
sl@0: #
sl@0: # Tests are organised as follows:
sl@0: # collate5-1.* - DISTINCT
sl@0: # collate5-2.* - Compound SELECT
sl@0: # collate5-3.* - ORDER BY on compound SELECT
sl@0: # collate5-4.* - GROUP BY
sl@0: 
sl@0: # Create the collation sequence 'TEXT', purely for asthetic reasons. The
sl@0: # test cases in this script could just as easily use BINARY.
sl@0: db collate TEXT [list string compare]
sl@0: 
sl@0: # Mimic the SQLite 2 collation type NUMERIC.
sl@0: db collate numeric numeric_collate
sl@0: proc numeric_collate {lhs rhs} {
sl@0:   if {$lhs == $rhs} {return 0} 
sl@0:   return [expr ($lhs>$rhs)?1:-1]
sl@0: }
sl@0: 
sl@0: #
sl@0: # These tests - collate5-1.* - focus on the DISTINCT keyword.
sl@0: #
sl@0: do_test collate5-1.0 {
sl@0:   execsql {
sl@0:     CREATE TABLE collate5t1(a COLLATE nocase, b COLLATE text);
sl@0: 
sl@0:     INSERT INTO collate5t1 VALUES('a', 'apple');
sl@0:     INSERT INTO collate5t1 VALUES('A', 'Apple');
sl@0:     INSERT INTO collate5t1 VALUES('b', 'banana');
sl@0:     INSERT INTO collate5t1 VALUES('B', 'banana');
sl@0:     INSERT INTO collate5t1 VALUES('n', NULL);
sl@0:     INSERT INTO collate5t1 VALUES('N', NULL);
sl@0:   } 
sl@0: } {}
sl@0: do_test collate5-1.1 {
sl@0:   execsql {
sl@0:     SELECT DISTINCT a FROM collate5t1;
sl@0:   }
sl@0: } {A B N}
sl@0: do_test collate5-1.2 {
sl@0:   execsql {
sl@0:     SELECT DISTINCT b FROM collate5t1;
sl@0:   }
sl@0: } {{} Apple apple banana}
sl@0: do_test collate5-1.3 {
sl@0:   execsql {
sl@0:     SELECT DISTINCT a, b FROM collate5t1;
sl@0:   }
sl@0: } {A Apple a apple B banana N {}}
sl@0: 
sl@0: # The remainder of this file tests compound SELECT statements.
sl@0: # Omit it if the library is compiled such that they are omitted.
sl@0: #
sl@0: ifcapable !compound {
sl@0:   finish_test
sl@0:   return
sl@0: }
sl@0: 
sl@0: #
sl@0: # Tests named collate5-2.* focus on UNION, EXCEPT and INTERSECT
sl@0: # queries that use user-defined collation sequences.
sl@0: #
sl@0: # collate5-2.1.* - UNION
sl@0: # collate5-2.2.* - INTERSECT
sl@0: # collate5-2.3.* - EXCEPT
sl@0: #
sl@0: do_test collate5-2.0 {
sl@0:   execsql {
sl@0:     CREATE TABLE collate5t2(a COLLATE text, b COLLATE nocase);
sl@0: 
sl@0:     INSERT INTO collate5t2 VALUES('a', 'apple');
sl@0:     INSERT INTO collate5t2 VALUES('A', 'apple');
sl@0:     INSERT INTO collate5t2 VALUES('b', 'banana');
sl@0:     INSERT INTO collate5t2 VALUES('B', 'Banana');
sl@0:   } 
sl@0: } {}
sl@0: 
sl@0: do_test collate5-2.1.1 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t1 UNION select a FROM collate5t2;
sl@0:   }
sl@0: } {A B N}
sl@0: do_test collate5-2.1.2 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t2 UNION select a FROM collate5t1;
sl@0:   }
sl@0: } {A B N a b n}
sl@0: do_test collate5-2.1.3 {
sl@0:   execsql {
sl@0:     SELECT a, b FROM collate5t1 UNION select a, b FROM collate5t2;
sl@0:   }
sl@0: } {A Apple A apple B Banana b banana N {}}
sl@0: do_test collate5-2.1.4 {
sl@0:   execsql {
sl@0:     SELECT a, b FROM collate5t2 UNION select a, b FROM collate5t1;
sl@0:   }
sl@0: } {A Apple B banana N {} a apple b banana n {}}
sl@0: 
sl@0: do_test collate5-2.2.1 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t1 EXCEPT select a FROM collate5t2;
sl@0:   }
sl@0: } {N}
sl@0: do_test collate5-2.2.2 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t2 EXCEPT select a FROM collate5t1 WHERE a != 'a';
sl@0:   }
sl@0: } {A a}
sl@0: do_test collate5-2.2.3 {
sl@0:   execsql {
sl@0:     SELECT a, b FROM collate5t1 EXCEPT select a, b FROM collate5t2;
sl@0:   }
sl@0: } {A Apple N {}}
sl@0: do_test collate5-2.2.4 {
sl@0:   execsql {
sl@0:     SELECT a, b FROM collate5t2 EXCEPT select a, b FROM collate5t1 
sl@0:       where a != 'a';
sl@0:   }
sl@0: } {A apple a apple}
sl@0: 
sl@0: do_test collate5-2.3.1 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t1 INTERSECT select a FROM collate5t2;
sl@0:   }
sl@0: } {A B}
sl@0: do_test collate5-2.3.2 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t2 INTERSECT select a FROM collate5t1 WHERE a != 'a';
sl@0:   }
sl@0: } {B b}
sl@0: do_test collate5-2.3.3 {
sl@0:   execsql {
sl@0:     SELECT a, b FROM collate5t1 INTERSECT select a, b FROM collate5t2;
sl@0:   }
sl@0: } {a apple B banana}
sl@0: do_test collate5-2.3.4 {
sl@0:   execsql {
sl@0:     SELECT a, b FROM collate5t2 INTERSECT select a, b FROM collate5t1;
sl@0:   }
sl@0: } {A apple B Banana a apple b banana}
sl@0: 
sl@0: #
sl@0: # This test ensures performs a UNION operation with a bunch of different
sl@0: # length records. The goal is to test that the logic that compares records
sl@0: # for the compound SELECT operators works with record lengths that lie
sl@0: # either side of the troublesome 256 and 65536 byte marks.
sl@0: #
sl@0: set ::lens [list \
sl@0:   0 1 2 3 4 5 6 7 8 9 \
sl@0:   240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 \
sl@0:   257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 \
sl@0:   65520 65521 65522 65523 65524 65525 65526 65527 65528 65529 65530 \
sl@0:   65531 65532 65533 65534 65535 65536 65537 65538 65539 65540 65541 \
sl@0:   65542 65543 65544 65545 65546 65547 65548 65549 65550 65551 ]
sl@0: do_test collate5-2.4.0 {
sl@0:   execsql {
sl@0:     BEGIN;
sl@0:     CREATE TABLE collate5t3(a, b);
sl@0:   }
sl@0:   foreach ii $::lens { 
sl@0:     execsql "INSERT INTO collate5t3 VALUES($ii, '[string repeat a $ii]');"
sl@0:   }
sl@0:   expr [llength [execsql {
sl@0:     COMMIT;
sl@0:     SELECT * FROM collate5t3 UNION SELECT * FROM collate5t3;
sl@0:   }]] / 2
sl@0: } [llength $::lens]
sl@0: do_test collate5-2.4.1 {
sl@0:   execsql {DROP TABLE collate5t3;}
sl@0: } {}
sl@0: unset ::lens
sl@0: 
sl@0: #
sl@0: # These tests - collate5-3.* - focus on compound SELECT queries that 
sl@0: # feature ORDER BY clauses.
sl@0: #
sl@0: do_test collate5-3.0 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t1 UNION ALL SELECT a FROM collate5t2 ORDER BY 1;
sl@0:   }
sl@0: } {a A a A b B b B n N}
sl@0: do_test collate5-3.1 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t2 UNION ALL SELECT a FROM collate5t1 ORDER BY 1;
sl@0:   }
sl@0: } {A A B B N a a b b n}
sl@0: do_test collate5-3.2 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t1 UNION ALL SELECT a FROM collate5t2 
sl@0:       ORDER BY 1 COLLATE TEXT;
sl@0:   }
sl@0: } {A A B B N a a b b n}
sl@0: 
sl@0: do_test collate5-3.3 {
sl@0:   execsql {
sl@0:     CREATE TABLE collate5t_cn(a COLLATE NUMERIC);
sl@0:     CREATE TABLE collate5t_ct(a COLLATE TEXT);
sl@0:     INSERT INTO collate5t_cn VALUES('1');
sl@0:     INSERT INTO collate5t_cn VALUES('11');
sl@0:     INSERT INTO collate5t_cn VALUES('101');
sl@0:     INSERT INTO collate5t_ct SELECT * FROM collate5t_cn;
sl@0:   }
sl@0: } {}
sl@0: do_test collate5-3.4 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t_cn INTERSECT SELECT a FROM collate5t_ct ORDER BY 1;
sl@0:   }
sl@0: } {1 11 101}
sl@0: do_test collate5-3.5 {
sl@0:   execsql {
sl@0:     SELECT a FROM collate5t_ct INTERSECT SELECT a FROM collate5t_cn ORDER BY 1;
sl@0:   }
sl@0: } {1 101 11}
sl@0: 
sl@0: do_test collate5-3.20 {
sl@0:   execsql {
sl@0:     DROP TABLE collate5t_cn;
sl@0:     DROP TABLE collate5t_ct;
sl@0:     DROP TABLE collate5t1;
sl@0:     DROP TABLE collate5t2;
sl@0:   }
sl@0: } {}
sl@0: 
sl@0: do_test collate5-4.0 {
sl@0:   execsql {
sl@0:     CREATE TABLE collate5t1(a COLLATE NOCASE, b COLLATE NUMERIC); 
sl@0:     INSERT INTO collate5t1 VALUES('a', '1');
sl@0:     INSERT INTO collate5t1 VALUES('A', '1.0');
sl@0:     INSERT INTO collate5t1 VALUES('b', '2');
sl@0:     INSERT INTO collate5t1 VALUES('B', '3');
sl@0:   }
sl@0: } {}
sl@0: do_test collate5-4.1 {
sl@0:   string tolower [execsql {
sl@0:     SELECT a, count(*) FROM collate5t1 GROUP BY a;
sl@0:   }]
sl@0: } {a 2 b 2}
sl@0: do_test collate5-4.2 {
sl@0:   execsql {
sl@0:     SELECT a, b, count(*) FROM collate5t1 GROUP BY a, b ORDER BY a, b;
sl@0:   }
sl@0: } {A 1.0 2 b 2 1 B 3 1}
sl@0: do_test collate5-4.3 {
sl@0:   execsql {
sl@0:     DROP TABLE collate5t1;
sl@0:   }
sl@0: } {}
sl@0: 
sl@0: finish_test