rt-thread-official/components/external/SQLite-3.8.1/test/vtab2.test

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# 2006 June 10
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
# $Id: vtab2.test,v 1.9 2008/10/13 10:37:50 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
ifcapable !vtab||!schema_pragmas {
finish_test
return
}
register_schema_module [sqlite3_connection_pointer db]
do_test vtab2-1.1 {
execsql {
CREATE VIRTUAL TABLE schema USING schema;
SELECT * FROM schema;
}
} [list \
main schema 0 database {} 0 {} 0 \
main schema 1 tablename {} 0 {} 0 \
main schema 2 cid {} 0 {} 0 \
main schema 3 name {} 0 {} 0 \
main schema 4 type {} 0 {} 0 \
main schema 5 not_null {} 0 {} 0 \
main schema 6 dflt_value {} 0 {} 0 \
main schema 7 pk {} 0 {} 0 \
]
# See ticket #2230.
#
do_test vtab2-1.2 {
execsql {
SELECT length(tablename) FROM schema GROUP by tablename;
}
} {6}
do_test vtab2-1.3 {
execsql {
SELECT tablename FROM schema GROUP by length(tablename);
}
} {schema}
do_test vtab2-1.4 {
execsql {
SELECT length(tablename) FROM schema GROUP by length(tablename);
}
} {6}
register_tclvar_module [sqlite3_connection_pointer db]
do_test vtab2-2.1 {
set ::abc 123
execsql {
CREATE VIRTUAL TABLE vars USING tclvar;
SELECT * FROM vars WHERE name='abc';
}
} [list abc "" 123]
do_test vtab2-2.2 {
set A(1) 1
set A(2) 4
set A(3) 9
execsql {
SELECT * FROM vars WHERE name='A';
}
} [list A 1 1 A 2 4 A 3 9]
unset -nocomplain result
unset -nocomplain var
set result {}
foreach var [lsort [info vars tcl_*]] {
catch {lappend result $var [set $var]}
}
do_test vtab2-2.3 {
execsql {
SELECT name, value FROM vars
WHERE name MATCH 'tcl_*' AND arrayname = ''
ORDER BY name;
}
} $result
unset result
unset var
# Ticket #2894.
#
# Make sure we do call Column(), and Rowid() methods of
# a virtual table when that table is in a LEFT JOIN.
#
do_test vtab2-3.1 {
execsql {
SELECT * FROM schema WHERE dflt_value IS NULL LIMIT 1
}
} {main schema 0 database {} 0 {} 0}
do_test vtab2-3.2 {
execsql {
SELECT *, b.rowid
FROM schema a LEFT JOIN schema b ON a.dflt_value=b.dflt_value
WHERE a.rowid=1
}
} {main schema 0 database {} 0 {} 0 {} {} {} {} {} {} {} {} {}}
do_test vtab2-4.1 {
execsql {
BEGIN TRANSACTION;
CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, UNIQUE(b, c));
CREATE TABLE fkey(
to_tbl,
to_col
);
INSERT INTO "fkey" VALUES('t1',NULL);
COMMIT;
}
} {}
do_test vtab2-4.2 {
execsql { CREATE VIRTUAL TABLE v_col USING schema }
} {}
do_test vtab2-4.3 {
execsql { SELECT name FROM v_col WHERE tablename = 't1' AND pk }
} {a}
do_test vtab2-4.4 {
execsql {
UPDATE fkey
SET to_col = (SELECT name FROM v_col WHERE tablename = 't1' AND pk);
}
} {}
do_test vtab2-4.5 {
execsql { SELECT * FROM fkey }
} {t1 a}
finish_test