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1 # 2007 June 26 | |
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 'hidden' virtual table columns. | |
13 # | |
14 # $Id: vtabA.test,v 1.2 2008/07/12 14:52:21 drh Exp $ | |
15 | |
16 set testdir [file dirname $argv0] | |
17 source $testdir/tester.tcl | |
18 | |
19 ifcapable !vtab { | |
20 finish_test | |
21 return | |
22 } | |
23 | |
24 proc get_decltype {table col} { | |
25 set STMT [sqlite3_prepare $::DB "SELECT $col FROM $table" -1 TAIL] | |
26 set decltype [sqlite3_column_decltype $STMT 0] | |
27 sqlite3_finalize $STMT | |
28 set decltype | |
29 } | |
30 | |
31 proc get_collist {table} { | |
32 set ret [list] | |
33 db eval "PRAGMA table_info($table)" { lappend ret $name } | |
34 set ret | |
35 } | |
36 | |
37 # Register the echo module | |
38 register_echo_module [sqlite3_connection_pointer db] | |
39 | |
40 # Create a virtual table with a 'hidden' column (column b). | |
41 # | |
42 do_test vtabA-1.1 { | |
43 execsql { CREATE TABLE t1(a, b HIDDEN VARCHAR, c INTEGER) } | |
44 } {} | |
45 do_test vtabA-1.2 { | |
46 execsql { CREATE VIRTUAL TABLE t1e USING echo(t1) } | |
47 } {} | |
48 | |
49 # Test that the hidden column is not listed by [PRAGMA table_info]. | |
50 # | |
51 do_test vtabA-1.3 { | |
52 execsql { PRAGMA table_info(t1e) } | |
53 } [list \ | |
54 0 a {} 0 {} 0 \ | |
55 1 c INTEGER 0 {} 0 \ | |
56 ] | |
57 | |
58 # Test that the hidden column is not require in the default column | |
59 # list for an INSERT statement. | |
60 # | |
61 do_test vtabA-1.4 { | |
62 catchsql { | |
63 INSERT INTO t1e VALUES('value a', 'value c'); | |
64 } | |
65 } {0 {}} | |
66 do_test vtabA-1.5 { | |
67 execsql { | |
68 SELECT a, b, c FROM t1e; | |
69 } | |
70 } {{value a} {} {value c}} | |
71 | |
72 do_test vtabA-1.6 { | |
73 execsql { | |
74 SELECT * FROM t1e; | |
75 } | |
76 } {{value a} {value c}} | |
77 do_execsql_test vtabA-1.7 { | |
78 DELETE FROM t1e; | |
79 INSERT INTO t1e SELECT 'abc','def'; | |
80 } {} | |
81 do_execsql_test vtabA-1.8 { | |
82 INSERT INTO t1e VALUES('ghi','jkl'),('mno','pqr'),('stu','vwx'); | |
83 } {} | |
84 do_execsql_test vtabA-1.9 { | |
85 SELECT a,b,c, '|' FROM t1e ORDER BY 1; | |
86 } {abc {} def | ghi {} jkl | mno {} pqr | stu {} vwx |} | |
87 | |
88 | |
89 # Test that the expansion of a '*' expression in the result set of | |
90 # a SELECT does not include the hidden column. | |
91 # | |
92 do_test vtabA-1.20 { | |
93 execsql { | |
94 INSERT INTO t1e SELECT * FROM t1e; | |
95 } | |
96 } {} | |
97 do_test vtabA-1.21 { | |
98 execsql { | |
99 SELECT * FROM t1e ORDER BY 1; | |
100 } | |
101 } {abc def abc def ghi jkl ghi jkl mno pqr mno pqr stu vwx stu vwx} | |
102 | |
103 # Test that the declaration type of the hidden column does not include | |
104 # the token "HIDDEN". | |
105 # | |
106 do_test vtabA-1.22 { | |
107 get_decltype t1e b | |
108 } {VARCHAR} | |
109 do_test vtabA-1.23 { | |
110 get_collist t1e | |
111 } {a c} | |
112 | |
113 #---------------------------------------------------------------------- | |
114 # These tests vtabA-2.* concentrate on testing that the HIDDEN token | |
115 # is detected and handled correctly in various declarations. | |
116 # | |
117 proc analyse_parse {columns decltype_list} { | |
118 db eval { DROP TABLE IF EXISTS t1e; } | |
119 db eval { DROP TABLE IF EXISTS t1; } | |
120 db eval " CREATE TABLE t1 $columns " | |
121 db eval { CREATE VIRTUAL TABLE t1e USING echo(t1) } | |
122 set ret [list [get_collist t1e]] | |
123 foreach c $decltype_list { | |
124 lappend ret [get_decltype t1e $c] | |
125 } | |
126 set ret | |
127 } | |
128 | |
129 do_test vtabA-2.1 { | |
130 analyse_parse {(a text, b integer hidden, c hidden)} {a b c} | |
131 } {a text integer {}} | |
132 | |
133 do_test vtabA-2.2 { | |
134 analyse_parse {(a hidden , b integerhidden, c hidden1)} {a b c} | |
135 } {{b c} {} integerhidden hidden1} | |
136 | |
137 do_test vtabA-2.3 { | |
138 analyse_parse {(a HiDden, b HIDDEN, c hidden)} {a b c} | |
139 } {{} {} {} {}} | |
140 | |
141 do_test vtabA-2.4 { | |
142 analyse_parse {(a whatelse can i hidden test, b HIDDEN hidden)} {a b} | |
143 } {{} {whatelse can i test} hidden} | |
144 | |
145 | |
146 # Ticket [d2f02d37f52bfe23e421f2c60fbb8586ac76ff01]: | |
147 # assertion failure on an UPDATE involving two virtual tables. | |
148 # | |
149 do_test vtabA-3.1 { | |
150 db eval { | |
151 DROP TABLE IF EXISTS t1; | |
152 DROP TABLE IF EXISTS t2; | |
153 CREATE TABLE t1(a,b); | |
154 INSERT INTO t1 VALUES(1,2); | |
155 CREATE TABLE t2(x,y); | |
156 INSERT INTO t2 VALUES(3,4); | |
157 CREATE VIRTUAL TABLE vt1 USING echo(t1); | |
158 CREATE VIRTUAL TABLE vt2 USING echo(t2); | |
159 UPDATE vt2 SET x=(SELECT a FROM vt1 WHERE b=2) WHERE y=4; | |
160 SELECT * FROM t2; | |
161 } | |
162 } {1 4} | |
163 | |
164 finish_test | |
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