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1 # 2015 November 18 | |
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 # | |
12 # Test the __hidden__ hack. | |
13 # | |
14 | |
15 set testdir [file dirname $argv0] | |
16 source $testdir/tester.tcl | |
17 set testprefix hidden | |
18 | |
19 ifcapable !hiddencolumns { | |
20 finish_test | |
21 return | |
22 } | |
23 | |
24 do_execsql_test 1.1 { | |
25 CREATE TABLE t1(__hidden__a, b); | |
26 INSERT INTO t1 VALUES('1'); | |
27 INSERT INTO t1(__hidden__a, b) VALUES('x', 'y'); | |
28 } {} | |
29 | |
30 do_execsql_test 1.2 { | |
31 SELECT * FROM t1; | |
32 } {1 y} | |
33 | |
34 do_execsql_test 1.3 { | |
35 SELECT __hidden__a, * FROM t1; | |
36 } {{} 1 x y} | |
37 | |
38 foreach {tn view} { | |
39 1 { CREATE VIEW v1(a, b, __hidden__c) AS SELECT a, b, c FROM x1 } | |
40 2 { CREATE VIEW v1 AS SELECT a, b, c AS __hidden__c FROM x1 } | |
41 } { | |
42 do_execsql_test 2.$tn.1 { | |
43 DROP TABLE IF EXISTS x1; | |
44 CREATE TABLE x1(a, b, c); | |
45 INSERT INTO x1 VALUES(1, 2, 3); | |
46 } | |
47 | |
48 catchsql { DROP VIEW v1 } | |
49 execsql $view | |
50 | |
51 do_execsql_test 2.$tn.2 { | |
52 SELECT a, b, __hidden__c FROM v1; | |
53 } {1 2 3} | |
54 | |
55 do_execsql_test 2.$tn.3 { | |
56 SELECT * FROM v1; | |
57 } {1 2} | |
58 | |
59 do_execsql_test 2.$tn.4 { | |
60 CREATE TRIGGER tr1 INSTEAD OF INSERT ON v1 BEGIN | |
61 INSERT INTO x1 VALUES(new.a, new.b, new.__hidden__c); | |
62 END; | |
63 | |
64 INSERT INTO v1 VALUES(4, 5); | |
65 SELECT * FROM x1; | |
66 } {1 2 3 4 5 {}} | |
67 | |
68 do_execsql_test 2.$tn.5 { | |
69 INSERT INTO v1(a, b, __hidden__c) VALUES(7, 8, 9); | |
70 SELECT * FROM x1; | |
71 } {1 2 3 4 5 {} 7 8 9} | |
72 } | |
73 | |
74 #------------------------------------------------------------------------- | |
75 # Test INSERT INTO ... SELECT ... statements that write to tables with | |
76 # hidden columns. | |
77 # | |
78 do_execsql_test 3.1 { | |
79 CREATE TABLE t4(a, __hidden__b, c); | |
80 INSERT INTO t4 SELECT 1, 2; | |
81 SELECT a, __hidden__b, c FROM t4; | |
82 } {1 {} 2} | |
83 | |
84 do_execsql_test 3.2.1 { | |
85 CREATE TABLE t5(__hidden__a, b, c); | |
86 CREATE TABLE t6(__hidden__a, b, c); | |
87 INSERT INTO t6(__hidden__a, b, c) VALUES(1, 2, 3); | |
88 INSERT INTO t6(__hidden__a, b, c) VALUES(4, 5, 6); | |
89 INSERT INTO t6(__hidden__a, b, c) VALUES(7, 8, 9); | |
90 } | |
91 | |
92 do_execsql_test 3.2.2 { | |
93 INSERT INTO t5 SELECT * FROM t6; | |
94 SELECT * FROM t5; | |
95 } {2 3 5 6 8 9} | |
96 | |
97 do_execsql_test 3.2.3 { | |
98 SELECT __hidden__a FROM t5; | |
99 } {{} {} {}} | |
100 | |
101 | |
102 do_execsql_test 3.3.1 { | |
103 CREATE TABLE t5a(a, b, __hidden__c); | |
104 CREATE TABLE t6a(a, b, __hidden__c); | |
105 INSERT INTO t6a(a, b, __hidden__c) VALUES(1, 2, 3); | |
106 INSERT INTO t6a(a, b, __hidden__c) VALUES(4, 5, 6); | |
107 INSERT INTO t6a(a, b, __hidden__c) VALUES(7, 8, 9); | |
108 } | |
109 | |
110 do_execsql_test 3.3.2 { | |
111 INSERT INTO t5a SELECT * FROM t6a; | |
112 SELECT * FROM t5a; | |
113 } {1 2 4 5 7 8} | |
114 | |
115 do_execsql_test 3.3.3 { | |
116 SELECT __hidden__c FROM t5a; | |
117 } {{} {} {}} | |
118 | |
119 do_execsql_test 3.4.1 { | |
120 CREATE TABLE t5b(a, __hidden__b, c); | |
121 CREATE TABLE t6b(a, b, __hidden__c); | |
122 INSERT INTO t6b(a, b, __hidden__c) VALUES(1, 2, 3); | |
123 INSERT INTO t6b(a, b, __hidden__c) VALUES(4, 5, 6); | |
124 INSERT INTO t6b(a, b, __hidden__c) VALUES(7, 8, 9); | |
125 } | |
126 | |
127 do_execsql_test 3.4.2 { | |
128 INSERT INTO t5b SELECT * FROM t6b; | |
129 SELECT * FROM t5b; | |
130 } {1 2 4 5 7 8} | |
131 | |
132 do_execsql_test 3.4.3 { | |
133 SELECT __hidden__b FROM t5b; | |
134 } {{} {} {}} | |
135 | |
136 #------------------------------------------------------------------------- | |
137 # Test VACUUM | |
138 # | |
139 reset_db | |
140 do_execsql_test 4.1 { | |
141 CREATE TABLE t1(a, __hidden__b, c UNIQUE); | |
142 INSERT INTO t1(a, __hidden__b, c) VALUES(1, 2, 3); | |
143 INSERT INTO t1(a, __hidden__b, c) VALUES(4, 5, 6); | |
144 INSERT INTO t1(a, __hidden__b, c) VALUES(7, 8, 9); | |
145 DELETE FROM t1 WHERE __hidden__b = 5; | |
146 SELECT rowid, a, __hidden__b, c FROM t1; | |
147 } {1 1 2 3 3 7 8 9} | |
148 do_execsql_test 4.2 { | |
149 VACUUM; | |
150 SELECT rowid, a, __hidden__b, c FROM t1; | |
151 } {1 1 2 3 3 7 8 9} | |
152 | |
153 finish_test | |
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