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1 # 2006 June 10 | |
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. | |
12 # | |
13 # $Id: vtab5.test,v 1.8 2008/07/12 14:52:21 drh Exp $ | |
14 | |
15 set testdir [file dirname $argv0] | |
16 source $testdir/tester.tcl | |
17 | |
18 ifcapable !vtab { | |
19 finish_test | |
20 return | |
21 } | |
22 | |
23 # The following tests - vtab5-1.* - ensure that an INSERT, DELETE or UPDATE | |
24 # statement can be executed immediately after a CREATE or schema reload. The | |
25 # point here is testing that the parser always calls xConnect() before the | |
26 # schema of a virtual table is used. | |
27 # | |
28 register_echo_module [sqlite3_connection_pointer db] | |
29 do_test vtab5-1.1 { | |
30 execsql { | |
31 CREATE TABLE treal(a VARCHAR(16), b INTEGER, c FLOAT); | |
32 INSERT INTO treal VALUES('a', 'b', 'c'); | |
33 CREATE VIRTUAL TABLE techo USING echo(treal); | |
34 } | |
35 } {} | |
36 do_test vtab5.1.2 { | |
37 execsql { | |
38 SELECT * FROM techo; | |
39 } | |
40 } {a b c} | |
41 do_test vtab5.1.3 { | |
42 db close | |
43 sqlite3 db test.db | |
44 register_echo_module [sqlite3_connection_pointer db] | |
45 execsql { | |
46 INSERT INTO techo VALUES('c', 'd', 'e'); | |
47 SELECT * FROM techo; | |
48 } | |
49 } {a b c c d e} | |
50 do_test vtab5.1.4 { | |
51 db close | |
52 sqlite3 db test.db | |
53 register_echo_module [sqlite3_connection_pointer db] | |
54 execsql { | |
55 UPDATE techo SET a = 10; | |
56 SELECT * FROM techo; | |
57 } | |
58 } {10 b c 10 d e} | |
59 do_test vtab5.1.5 { | |
60 db close | |
61 sqlite3 db test.db | |
62 register_echo_module [sqlite3_connection_pointer db] | |
63 execsql { | |
64 DELETE FROM techo WHERE b > 'c'; | |
65 SELECT * FROM techo; | |
66 } | |
67 } {10 b c} | |
68 do_test vtab5.1.X { | |
69 execsql { | |
70 DROP TABLE techo; | |
71 DROP TABLE treal; | |
72 } | |
73 } {} | |
74 | |
75 # The following tests - vtab5-2.* - ensure that collation sequences | |
76 # assigned to virtual table columns via the "CREATE TABLE" statement | |
77 # passed to sqlite3_declare_vtab() are used correctly. | |
78 # | |
79 do_test vtab5.2.1 { | |
80 execsql { | |
81 CREATE TABLE strings(str COLLATE NOCASE); | |
82 INSERT INTO strings VALUES('abc1'); | |
83 INSERT INTO strings VALUES('Abc3'); | |
84 INSERT INTO strings VALUES('ABc2'); | |
85 INSERT INTO strings VALUES('aBc4'); | |
86 SELECT str FROM strings ORDER BY 1; | |
87 } | |
88 } {abc1 ABc2 Abc3 aBc4} | |
89 do_test vtab5.2.2 { | |
90 execsql { | |
91 CREATE VIRTUAL TABLE echo_strings USING echo(strings); | |
92 SELECT str FROM echo_strings ORDER BY 1; | |
93 } | |
94 } {abc1 ABc2 Abc3 aBc4} | |
95 do_test vtab5.2.3 { | |
96 execsql { | |
97 SELECT str||'' FROM echo_strings ORDER BY 1; | |
98 } | |
99 } {ABc2 Abc3 aBc4 abc1} | |
100 | |
101 # Test that it is impossible to create a triggger on a virtual table. | |
102 # | |
103 ifcapable trigger { | |
104 do_test vtab5.3.1 { | |
105 catchsql { | |
106 CREATE TRIGGER trig INSTEAD OF INSERT ON echo_strings BEGIN | |
107 SELECT 1, 2, 3; | |
108 END; | |
109 } | |
110 } {1 {cannot create triggers on virtual tables}} | |
111 do_test vtab5.3.2 { | |
112 catchsql { | |
113 CREATE TRIGGER trig AFTER INSERT ON echo_strings BEGIN | |
114 SELECT 1, 2, 3; | |
115 END; | |
116 } | |
117 } {1 {cannot create triggers on virtual tables}} | |
118 do_test vtab5.3.2 { | |
119 catchsql { | |
120 CREATE TRIGGER trig BEFORE INSERT ON echo_strings BEGIN | |
121 SELECT 1, 2, 3; | |
122 END; | |
123 } | |
124 } {1 {cannot create triggers on virtual tables}} | |
125 } | |
126 | |
127 # Test that it is impossible to create an index on a virtual table. | |
128 # | |
129 do_test vtab5.4.1 { | |
130 catchsql { | |
131 CREATE INDEX echo_strings_i ON echo_strings(str); | |
132 } | |
133 } {1 {virtual tables may not be indexed}} | |
134 | |
135 # Test that it is impossible to add a column to a virtual table. | |
136 # | |
137 ifcapable altertable { | |
138 do_test vtab5.4.2 { | |
139 catchsql { | |
140 ALTER TABLE echo_strings ADD COLUMN col2; | |
141 } | |
142 } {1 {virtual tables may not be altered}} | |
143 } | |
144 | |
145 # Test that it is impossible to rename a virtual table. | |
146 # UPDATE: It is now possible. | |
147 # | |
148 # do_test vtab5.4.3 { | |
149 # catchsql { | |
150 # ALTER TABLE echo_strings RENAME TO echo_strings2; | |
151 # } | |
152 # } {1 {virtual tables may not be altered}} | |
153 | |
154 finish_test | |
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