3 # The author disclaims copyright to this source code. In place of
4 # a legal notice, here is a blessing:
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.
10 #***********************************************************************
11 # This file implements regression tests for SQLite library.
12 # This file checks to make sure IS NOT NULL constraints work on
16 set testdir [file dirname $argv0]
17 source $testdir/tester.tcl
19 ifcapable !vtab||!schema_pragmas { finish_test ; return }
21 # Register the echo module
22 register_echo_module [sqlite3_connection_pointer db]
26 CREATE TABLE t1(a, b);
27 CREATE INDEX i1 ON t1(a);
28 CREATE INDEX i2 ON t1(b);
29 INSERT INTO t1 VALUES(10,110);
30 INSERT INTO t1 VALUES(11,111);
31 INSERT INTO t1 SELECT a+2, b+2 FROM t1;
32 INSERT INTO t1 SELECT null, b+4 FROM t1;
33 INSERT INTO t1 SELECT null, b+8 FROM t1;
34 INSERT INTO t1 SELECT null, b+16 FROM t1;
36 CREATE VIRTUAL TABLE tv1 USING echo(t1);
37 SELECT b FROM t1 WHERE a IS NOT NULL;
41 execsql {SELECT b FROM tv1 WHERE a IS NOT NULL}