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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: vtab2.test,v 1.9 2008/10/13 10:37:50 danielk1977 Exp $
14
15set testdir [file dirname $argv0]
16source $testdir/tester.tcl
17
18ifcapable !vtab||!schema_pragmas {
19  finish_test
20  return
21}
22
23register_schema_module [sqlite3_connection_pointer db]
24do_test vtab2-1.1 {
25  execsql {
26    CREATE VIRTUAL TABLE schema USING schema;
27    SELECT * FROM schema;
28  }
29} [list \
30  main schema 0 database   {} 0 {} 0 \
31  main schema 1 tablename  {} 0 {} 0 \
32  main schema 2 cid        {} 0 {} 0 \
33  main schema 3 name       {} 0 {} 0 \
34  main schema 4 type       {} 0 {} 0 \
35  main schema 5 not_null   {} 0 {} 0 \
36  main schema 6 dflt_value {} 0 {} 0 \
37  main schema 7 pk         {} 0 {} 0 \
38]
39
40# See ticket #2230.
41#
42do_test vtab2-1.2 {
43  execsql {
44    SELECT length(tablename) FROM schema GROUP by tablename;
45  }
46} {6}
47do_test vtab2-1.3 {
48  execsql {
49    SELECT tablename FROM schema GROUP by length(tablename);
50  }
51} {schema}
52do_test vtab2-1.4 {
53  execsql {
54    SELECT length(tablename) FROM schema GROUP by length(tablename);
55  }
56} {6}
57
58register_tclvar_module [sqlite3_connection_pointer db]
59do_test vtab2-2.1 {
60  set ::abc 123
61  execsql {
62    CREATE VIRTUAL TABLE vars USING tclvar;
63    SELECT * FROM vars WHERE name='abc';
64  }
65} [list abc "" 123]
66do_test vtab2-2.2 {
67  set A(1) 1
68  set A(2) 4
69  set A(3) 9
70  execsql {
71    SELECT * FROM vars WHERE name='A';
72  }
73} [list A 1 1 A 2 4 A 3 9]
74unset -nocomplain result
75unset -nocomplain var
76set result {}
77foreach var [lsort [info vars tcl_*]] {
78  catch {lappend result $var [set $var]}
79}
80do_test vtab2-2.3 {
81  execsql {
82    SELECT name, value FROM vars
83      WHERE name MATCH 'tcl_*' AND arrayname = ''
84      ORDER BY name;
85  }
86} $result
87unset result
88unset var
89
90# Ticket #2894.
91#
92# Make sure we do call Column(), and Rowid() methods of
93# a virtual table when that table is in a LEFT JOIN.
94#
95do_test vtab2-3.1 {
96  execsql {
97    SELECT * FROM schema WHERE dflt_value IS NULL LIMIT 1
98  }
99} {main schema 0 database {} 0 {} 0}
100do_test vtab2-3.2 {
101  execsql {
102    SELECT *, b.rowid
103      FROM schema a LEFT JOIN schema b ON a.dflt_value=b.dflt_value
104     WHERE a.rowid=1
105  }
106} {main schema 0 database {} 0 {} 0 {} {} {} {} {} {} {} {} {}}
107
108do_test vtab2-4.1 {
109  execsql {
110    BEGIN TRANSACTION;
111    CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, UNIQUE(b, c));
112    CREATE TABLE fkey(
113      to_tbl,
114      to_col
115    );
116    INSERT INTO "fkey" VALUES('t1',NULL);
117    COMMIT;
118  }
119} {}
120do_test vtab2-4.2 {
121  execsql { CREATE VIRTUAL TABLE v_col USING schema }
122} {}
123do_test vtab2-4.3 {
124  execsql { SELECT name FROM v_col WHERE tablename = 't1' AND pk }
125} {a}
126do_test vtab2-4.4 {
127  execsql {
128    UPDATE fkey
129    SET to_col = (SELECT name FROM v_col WHERE tablename = 't1' AND pk);
130  }
131} {}
132do_test vtab2-4.5 {
133  execsql { SELECT * FROM fkey }
134} {t1 a}
135
136finish_test
137