wasCSharpSQLite – Blame information for rev

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1 office 1 # 2009 February 23
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 # This file implements regression tests for SQLite library. The
12 # focus of this file is testing the reverse_select_order pragma.
13 #
14 # $Id: whereA.test,v 1.3 2009/06/10 19:33:29 drh Exp $
15  
16 set testdir [file dirname $argv0]
17 source $testdir/tester.tcl
18  
19 do_test whereA-1.1 {
20 db eval {
21 CREATE TABLE t1(a INTEGER PRIMARY KEY, b UNIQUE, c);
22 INSERT INTO t1 VALUES(1,2,3);
23 INSERT INTO t1 values(2,'hello','world');
24 INSERT INTO t1 VALUES(3,4.53,NULL);
25 SELECT * FROM t1
26 }
27 } {1 2 3 2 hello world 3 4.53 {}}
28 do_test whereA-1.2 {
29 db eval {
30 PRAGMA reverse_unordered_selects=1;
31 SELECT * FROM t1;
32 }
33 } {3 4.53 {} 2 hello world 1 2 3}
34  
35 do_test whereA-1.3 {
36 db close
37 sqlite3 db test.db
38 db eval {
39 PRAGMA reverse_unordered_selects=1;
40 SELECT * FROM t1;
41 }
42 } {3 4.53 {} 2 hello world 1 2 3}
43 do_test whereA-1.4 {
44 db close
45 sqlite3 db test.db
46 db eval {
47 PRAGMA reverse_unordered_selects=1;
48 SELECT * FROM t1 ORDER BY rowid;
49 }
50 } {1 2 3 2 hello world 3 4.53 {}}
51 do_test whereA-1.5 {
52 db eval {
53 VACUUM;
54 SELECT * FROM t1 ORDER BY rowid;
55 }
56 } {1 2 3 2 hello world 3 4.53 {}}
57 do_test whereA-1.6 {
58 db eval {
59 PRAGMA reverse_unordered_selects;
60 }
61 } {1}
62 do_test whereA-1.7 {
63 db close
64 sqlite3 db test.db
65 db eval {
66 PRAGMA reverse_unordered_selects=1;
67 VACUUM;
68 SELECT * FROM t1;
69 }
70 } {3 4.53 {} 2 hello world 1 2 3}
71  
72 do_test whereA-2.1 {
73 db eval {
74 PRAGMA reverse_unordered_selects=0;
75 SELECT * FROM t1 WHERE a>0;
76 }
77 } {1 2 3 2 hello world 3 4.53 {}}
78 do_test whereA-2.2 {
79 db eval {
80 PRAGMA reverse_unordered_selects=1;
81 SELECT * FROM t1 WHERE a>0;
82 }
83 } {3 4.53 {} 2 hello world 1 2 3}
84  
85 do_test whereA-2.3 {
86 db eval {
87 PRAGMA reverse_unordered_selects=1;
88 SELECT * FROM t1 WHERE a>0 ORDER BY rowid;
89 }
90 } {1 2 3 2 hello world 3 4.53 {}}
91  
92 do_test whereA-3.1 {
93 db eval {
94 PRAGMA reverse_unordered_selects=0;
95 SELECT * FROM t1 WHERE b>0;
96 }
97 } {1 2 3 3 4.53 {} 2 hello world}
98 do_test whereA-3.2 {
99 db eval {
100 PRAGMA reverse_unordered_selects=1;
101 SELECT * FROM t1 WHERE b>0;
102 }
103 } {2 hello world 3 4.53 {} 1 2 3}
104 do_test whereA-3.3 {
105 db eval {
106 PRAGMA reverse_unordered_selects=1;
107 SELECT * FROM t1 WHERE b>0 ORDER BY b;
108 }
109 } {1 2 3 3 4.53 {} 2 hello world}
110  
111 do_test whereA-4.1 {
112 db eval {
113 CREATE TABLE t2(x);
114 INSERT INTO t2 VALUES(1);
115 INSERT INTO t2 VALUES(2);
116 SELECT x FROM t2;
117 }
118 } {2 1}
119 # Do an SQL statement. Append the search count to the end of the result.
120 #
121 proc count sql {
122 set ::sqlite_sort_count 0
123 return [concat [execsql $sql] $::sqlite_sort_count]
124 }
125 do_test whereA-4.2 { ;# Ticket #3904
126 db eval {
127 CREATE INDEX t2x ON t2(x);
128 }
129 count {
130 SELECT x FROM t2;
131 }
132 } {2 1 0}
133 do_test whereA-4.3 {
134 count {
135 SELECT x FROM t2 ORDER BY x;
136 }
137 } {1 2 0}
138 do_test whereA-4.4 {
139 count {
140 SELECT x FROM t2 ORDER BY x DESC;
141 }
142 } {2 1 0}
143 do_test whereA-4.5 {
144 db eval {DROP INDEX t2x;}
145 count {
146 SELECT x FROM t2 ORDER BY x;
147 }
148 } {1 2 1}
149 do_test whereA-4.6 {
150 count {
151 SELECT x FROM t2 ORDER BY x DESC;
152 }
153 } {2 1 1}
154  
155  
156 finish_test