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+# 2001 September 15.
+#
+# 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 implements regression tests for SQLite library. The
+# focus of this file is testing the CREATE TABLE statement.
+#
+# $Id: sort.test,v 1.25 2005/11/14 22:29:06 drh Exp $
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+# Create a bunch of data to sort against
+#
+do_test sort-1.0 {
+ execsql {
+ CREATE TABLE t1(
+ n int,
+ v varchar(10),
+ log int,
+ roman varchar(10),
+ flt real
+ );
+ INSERT INTO t1 VALUES(1,'one',0,'I',3.141592653);
+ INSERT INTO t1 VALUES(2,'two',1,'II',2.15);
+ INSERT INTO t1 VALUES(3,'three',1,'III',4221.0);
+ INSERT INTO t1 VALUES(4,'four',2,'IV',-0.0013442);
+ INSERT INTO t1 VALUES(5,'five',2,'V',-11);
+ INSERT INTO t1 VALUES(6,'six',2,'VI',0.123);
+ INSERT INTO t1 VALUES(7,'seven',2,'VII',123.0);
+ INSERT INTO t1 VALUES(8,'eight',3,'VIII',-1.6);
+ }
+ execsql {SELECT count(*) FROM t1}
+} {8}
+
+do_test sort-1.1 {
+ execsql {SELECT n FROM t1 ORDER BY n}
+} {1 2 3 4 5 6 7 8}
+do_test sort-1.1.1 {
+ execsql {SELECT n FROM t1 ORDER BY n ASC}
+} {1 2 3 4 5 6 7 8}
+do_test sort-1.1.1 {
+ execsql {SELECT ALL n FROM t1 ORDER BY n ASC}
+} {1 2 3 4 5 6 7 8}
+do_test sort-1.2 {
+ execsql {SELECT n FROM t1 ORDER BY n DESC}
+} {8 7 6 5 4 3 2 1}
+do_test sort-1.3a {
+ execsql {SELECT v FROM t1 ORDER BY v}
+} {eight five four one seven six three two}
+do_test sort-1.3b {
+ execsql {SELECT n FROM t1 ORDER BY v}
+} {8 5 4 1 7 6 3 2}
+do_test sort-1.4 {
+ execsql {SELECT n FROM t1 ORDER BY v DESC}
+} {2 3 6 7 1 4 5 8}
+do_test sort-1.5 {
+ execsql {SELECT flt FROM t1 ORDER BY flt}
+} {-11.0 -1.6 -0.0013442 0.123 2.15 3.141592653 123.0 4221.0}
+do_test sort-1.6 {
+ execsql {SELECT flt FROM t1 ORDER BY flt DESC}
+} {4221.0 123.0 3.141592653 2.15 0.123 -0.0013442 -1.6 -11.0}
+do_test sort-1.7 {
+ execsql {SELECT roman FROM t1 ORDER BY roman}
+} {I II III IV V VI VII VIII}
+do_test sort-1.8 {
+ execsql {SELECT n FROM t1 ORDER BY log, flt}
+} {1 2 3 5 4 6 7 8}
+do_test sort-1.8.1 {
+ execsql {SELECT n FROM t1 ORDER BY log asc, flt}
+} {1 2 3 5 4 6 7 8}
+do_test sort-1.8.2 {
+ execsql {SELECT n FROM t1 ORDER BY log, flt ASC}
+} {1 2 3 5 4 6 7 8}
+do_test sort-1.8.3 {
+ execsql {SELECT n FROM t1 ORDER BY log ASC, flt asc}
+} {1 2 3 5 4 6 7 8}
+do_test sort-1.9 {
+ execsql {SELECT n FROM t1 ORDER BY log, flt DESC}
+} {1 3 2 7 6 4 5 8}
+do_test sort-1.9.1 {
+ execsql {SELECT n FROM t1 ORDER BY log ASC, flt DESC}
+} {1 3 2 7 6 4 5 8}
+do_test sort-1.10 {
+ execsql {SELECT n FROM t1 ORDER BY log DESC, flt}
+} {8 5 4 6 7 2 3 1}
+do_test sort-1.11 {
+ execsql {SELECT n FROM t1 ORDER BY log DESC, flt DESC}
+} {8 7 6 4 5 3 2 1}
+
+# These tests are designed to reach some hard-to-reach places
+# inside the string comparison routines.
+#
+# (Later) The sorting behavior changed in 2.7.0. But we will
+# keep these tests. You can never have too many test cases!
+#
+do_test sort-2.1.1 {
+ execsql {
+ UPDATE t1 SET v='x' || -flt;
+ UPDATE t1 SET v='x-2b' where v=='x-0.123';
+ SELECT v FROM t1 ORDER BY v;
+ }
+} {x-123.0 x-2.15 x-2b x-3.141592653 x-4221.0 x0.0013442 x1.6 x11.0}
+do_test sort-2.1.2 {
+ execsql {
+ SELECT v FROM t1 ORDER BY substr(v,2,999);
+ }
+} {x-123.0 x-2.15 x-2b x-3.141592653 x-4221.0 x0.0013442 x1.6 x11.0}
+do_test sort-2.1.3 {
+ execsql {
+ SELECT v FROM t1 ORDER BY substr(v,2,999)+0.0;
+ }
+} {x-4221.0 x-123.0 x-3.141592653 x-2.15 x-2b x0.0013442 x1.6 x11.0}
+do_test sort-2.1.4 {
+ execsql {
+ SELECT v FROM t1 ORDER BY substr(v,2,999) DESC;
+ }
+} {x11.0 x1.6 x0.0013442 x-4221.0 x-3.141592653 x-2b x-2.15 x-123.0}
+do_test sort-2.1.5 {
+ execsql {
+ SELECT v FROM t1 ORDER BY substr(v,2,999)+0.0 DESC;
+ }
+} {x11.0 x1.6 x0.0013442 x-2b x-2.15 x-3.141592653 x-123.0 x-4221.0}
+
+# This is a bug fix for 2.2.4.
+# Strings are normally mapped to upper-case for a caseless comparison.
+# But this can cause problems for characters in between 'Z' and 'a'.
+#
+do_test sort-3.1 {
+ execsql {
+ CREATE TABLE t2(a,b);
+ INSERT INTO t2 VALUES('AGLIENTU',1);
+ INSERT INTO t2 VALUES('AGLIE`',2);
+ INSERT INTO t2 VALUES('AGNA',3);
+ SELECT a, b FROM t2 ORDER BY a;
+ }
+} {AGLIENTU 1 AGLIE` 2 AGNA 3}
+do_test sort-3.2 {
+ execsql {
+ SELECT a, b FROM t2 ORDER BY a DESC;
+ }
+} {AGNA 3 AGLIE` 2 AGLIENTU 1}
+do_test sort-3.3 {
+ execsql {
+ DELETE FROM t2;
+ INSERT INTO t2 VALUES('aglientu',1);
+ INSERT INTO t2 VALUES('aglie`',2);
+ INSERT INTO t2 VALUES('agna',3);
+ SELECT a, b FROM t2 ORDER BY a;
+ }
+} {aglie` 2 aglientu 1 agna 3}
+do_test sort-3.4 {
+ execsql {
+ SELECT a, b FROM t2 ORDER BY a DESC;
+ }
+} {agna 3 aglientu 1 aglie` 2}
+
+# Version 2.7.0 testing.
+#
+do_test sort-4.1 {
+ execsql {
+ INSERT INTO t1 VALUES(9,'x2.7',3,'IX',4.0e5);
+ INSERT INTO t1 VALUES(10,'x5.0e10',3,'X',-4.0e5);
+ INSERT INTO t1 VALUES(11,'x-4.0e9',3,'XI',4.1e4);
+ INSERT INTO t1 VALUES(12,'x01234567890123456789',3,'XII',-4.2e3);
+ SELECT n FROM t1 ORDER BY n;
+ }
+} {1 2 3 4 5 6 7 8 9 10 11 12}
+do_test sort-4.2 {
+ execsql {
+ SELECT n||'' FROM t1 ORDER BY 1;
+ }
+} {1 10 11 12 2 3 4 5 6 7 8 9}
+do_test sort-4.3 {
+ execsql {
+ SELECT n+0 FROM t1 ORDER BY 1;
+ }
+} {1 2 3 4 5 6 7 8 9 10 11 12}
+do_test sort-4.4 {
+ execsql {
+ SELECT n||'' FROM t1 ORDER BY 1 DESC;
+ }
+} {9 8 7 6 5 4 3 2 12 11 10 1}
+do_test sort-4.5 {
+ execsql {
+ SELECT n+0 FROM t1 ORDER BY 1 DESC;
+ }
+} {12 11 10 9 8 7 6 5 4 3 2 1}
+do_test sort-4.6 {
+ execsql {
+ SELECT v FROM t1 ORDER BY 1;
+ }
+} {x-123.0 x-2.15 x-2b x-3.141592653 x-4.0e9 x-4221.0 x0.0013442 x01234567890123456789 x1.6 x11.0 x2.7 x5.0e10}
+do_test sort-4.7 {
+ execsql {
+ SELECT v FROM t1 ORDER BY 1 DESC;
+ }
+} {x5.0e10 x2.7 x11.0 x1.6 x01234567890123456789 x0.0013442 x-4221.0 x-4.0e9 x-3.141592653 x-2b x-2.15 x-123.0}
+do_test sort-4.8 {
+ execsql {
+ SELECT substr(v,2,99) FROM t1 ORDER BY 1;
+ }
+} {-123.0 -2.15 -2b -3.141592653 -4.0e9 -4221.0 0.0013442 01234567890123456789 1.6 11.0 2.7 5.0e10}
+#do_test sort-4.9 {
+# execsql {
+# SELECT substr(v,2,99)+0.0 FROM t1 ORDER BY 1;
+# }
+#} {-4000000000 -4221 -123 -3.141592653 -2.15 -2 0.0013442 1.6 2.7 11 50000000000 1.23456789012346e+18}
+
+do_test sort-5.1 {
+ execsql {
+ create table t3(a,b);
+ insert into t3 values(5,NULL);
+ insert into t3 values(6,NULL);
+ insert into t3 values(3,NULL);
+ insert into t3 values(4,'cd');
+ insert into t3 values(1,'ab');
+ insert into t3 values(2,NULL);
+ select a from t3 order by b, a;
+ }
+} {2 3 5 6 1 4}
+do_test sort-5.2 {
+ execsql {
+ select a from t3 order by b, a desc;
+ }
+} {6 5 3 2 1 4}
+do_test sort-5.3 {
+ execsql {
+ select a from t3 order by b desc, a;
+ }
+} {4 1 2 3 5 6}
+do_test sort-5.4 {
+ execsql {
+ select a from t3 order by b desc, a desc;
+ }
+} {4 1 6 5 3 2}
+
+do_test sort-6.1 {
+ execsql {
+ create index i3 on t3(b,a);
+ select a from t3 order by b, a;
+ }
+} {2 3 5 6 1 4}
+do_test sort-6.2 {
+ execsql {
+ select a from t3 order by b, a desc;
+ }
+} {6 5 3 2 1 4}
+do_test sort-6.3 {
+ execsql {
+ select a from t3 order by b desc, a;
+ }
+} {4 1 2 3 5 6}
+do_test sort-6.4 {
+ execsql {
+ select a from t3 order by b desc, a desc;
+ }
+} {4 1 6 5 3 2}
+
+do_test sort-7.1 {
+ execsql {
+ CREATE TABLE t4(
+ a INTEGER,
+ b VARCHAR(30)
+ );
+ INSERT INTO t4 VALUES(1,1);
+ INSERT INTO t4 VALUES(2,2);
+ INSERT INTO t4 VALUES(11,11);
+ INSERT INTO t4 VALUES(12,12);
+ SELECT a FROM t4 ORDER BY 1;
+ }
+} {1 2 11 12}
+do_test sort-7.2 {
+ execsql {
+ SELECT b FROM t4 ORDER BY 1
+ }
+} {1 11 12 2}
+
+# Omit tests sort-7.3 to sort-7.8 if view support was disabled at
+# compilatation time.
+ifcapable view {
+do_test sort-7.3 {
+ execsql {
+ CREATE VIEW v4 AS SELECT * FROM t4;
+ SELECT a FROM v4 ORDER BY 1;
+ }
+} {1 2 11 12}
+do_test sort-7.4 {
+ execsql {
+ SELECT b FROM v4 ORDER BY 1;
+ }
+} {1 11 12 2}
+
+ifcapable compound {
+do_test sort-7.5 {
+ execsql {
+ SELECT a FROM t4 UNION SELECT a FROM v4 ORDER BY 1;
+ }
+} {1 2 11 12}
+do_test sort-7.6 {
+ execsql {
+ SELECT b FROM t4 UNION SELECT a FROM v4 ORDER BY 1;
+ }
+} {1 2 11 12 1 11 12 2} ;# text from t4.b and numeric from v4.a
+do_test sort-7.7 {
+ execsql {
+ SELECT a FROM t4 UNION SELECT b FROM v4 ORDER BY 1;
+ }
+} {1 2 11 12 1 11 12 2} ;# numeric from t4.a and text from v4.b
+do_test sort-7.8 {
+ execsql {
+ SELECT b FROM t4 UNION SELECT b FROM v4 ORDER BY 1;
+ }
+} {1 11 12 2}
+} ;# ifcapable compound
+} ;# ifcapable view
+
+#### Version 3 works differently here:
+#do_test sort-7.9 {
+# execsql {
+# SELECT b FROM t4 UNION SELECT b FROM v4 ORDER BY 1 COLLATE numeric;
+# }
+#} {1 2 11 12}
+#do_test sort-7.10 {
+# execsql {
+# SELECT b FROM t4 UNION SELECT b FROM v4 ORDER BY 1 COLLATE integer;
+# }
+#} {1 2 11 12}
+#do_test sort-7.11 {
+# execsql {
+# SELECT b FROM t4 UNION SELECT b FROM v4 ORDER BY 1 COLLATE text;
+# }
+#} {1 11 12 2}
+#do_test sort-7.12 {
+# execsql {
+# SELECT b FROM t4 UNION SELECT b FROM v4 ORDER BY 1 COLLATE blob;
+# }
+#} {1 11 12 2}
+#do_test sort-7.13 {
+# execsql {
+# SELECT b FROM t4 UNION SELECT b FROM v4 ORDER BY 1 COLLATE clob;
+# }
+#} {1 11 12 2}
+#do_test sort-7.14 {
+# execsql {
+# SELECT b FROM t4 UNION SELECT b FROM v4 ORDER BY 1 COLLATE varchar;
+# }
+#} {1 11 12 2}
+
+# Ticket #297
+#
+do_test sort-8.1 {
+ execsql {
+ CREATE TABLE t5(a real, b text);
+ INSERT INTO t5 VALUES(100,'A1');
+ INSERT INTO t5 VALUES(100.0,'A2');
+ SELECT * FROM t5 ORDER BY a, b;
+ }
+} {100.0 A1 100.0 A2}
+
+
+ifcapable {bloblit} {
+# BLOBs should sort after TEXT
+#
+do_test sort-9.1 {
+ execsql {
+ CREATE TABLE t6(x, y);
+ INSERT INTO t6 VALUES(1,1);
+ INSERT INTO t6 VALUES(2,'1');
+ INSERT INTO t6 VALUES(3,x'31');
+ INSERT INTO t6 VALUES(4,NULL);
+ SELECT x FROM t6 ORDER BY y;
+ }
+} {4 1 2 3}
+do_test sort-9.2 {
+ execsql {
+ SELECT x FROM t6 ORDER BY y DESC;
+ }
+} {3 2 1 4}
+do_test sort-9.3 {
+ execsql {
+ SELECT x FROM t6 WHERE y<1
+ }
+} {}
+do_test sort-9.4 {
+ execsql {
+ SELECT x FROM t6 WHERE y<'1'
+ }
+} {1}
+do_test sort-9.5 {
+ execsql {
+ SELECT x FROM t6 WHERE y<x'31'
+ }
+} {1 2}
+do_test sort-9.6 {
+ execsql {
+ SELECT x FROM t6 WHERE y>1
+ }
+} {2 3}
+do_test sort-9.7 {
+ execsql {
+ SELECT x FROM t6 WHERE y>'1'
+ }
+} {3}
+} ;# endif bloblit
+
+# Ticket #1092 - ORDER BY on rowid fields.
+do_test sort-10.1 {
+ execsql {
+ CREATE TABLE t7(c INTEGER PRIMARY KEY);
+ INSERT INTO t7 VALUES(1);
+ INSERT INTO t7 VALUES(2);
+ INSERT INTO t7 VALUES(3);
+ INSERT INTO t7 VALUES(4);
+ }
+} {}
+do_test sort-10.2 {
+ execsql {
+ SELECT c FROM t7 WHERE c<=3 ORDER BY c DESC;
+ }
+} {3 2 1}
+do_test sort-10.3 {
+ execsql {
+ SELECT c FROM t7 WHERE c<3 ORDER BY c DESC;
+ }
+} {2 1}
+
+# ticket #1358. Just because one table in a join gives a unique
+# result does not mean they all do. We cannot disable sorting unless
+# all tables in the join give unique results.
+#
+do_test sort-11.1 {
+ execsql {
+ create table t8(a unique, b, c);
+ insert into t8 values(1,2,3);
+ insert into t8 values(2,3,4);
+ create table t9(x,y);
+ insert into t9 values(2,4);
+ insert into t9 values(2,3);
+ select y from t8, t9 where a=1 order by a, y;
+ }
+} {3 4}
+
+# Trouble reported on the mailing list. Check for overly aggressive
+# (which is to say, incorrect) optimization of order-by with a rowid
+# in a join.
+#
+do_test sort-12.1 {
+ execsql {
+ create table a (id integer primary key);
+ create table b (id integer primary key, aId integer, text);
+ insert into a values (1);
+ insert into b values (2, 1, 'xxx');
+ insert into b values (1, 1, 'zzz');
+ insert into b values (3, 1, 'yyy');
+ select a.id, b.id, b.text from a join b on (a.id = b.aId)
+ order by a.id, b.text;
+ }
+} {1 2 xxx 1 3 yyy 1 1 zzz}
+
+finish_test
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-16 11:00:46 +0000