| Index: third_party/sqlite/test/tkt3824.test
|
| ===================================================================
|
| --- third_party/sqlite/test/tkt3824.test (revision 56608)
|
| +++ third_party/sqlite/test/tkt3824.test (working copy)
|
| @@ -1,99 +0,0 @@
|
| -# 2009 April 24
|
| -#
|
| -# 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.
|
| -#
|
| -#***********************************************************************
|
| -#
|
| -# Ticket #3824
|
| -#
|
| -# When you use an "IS NULL" constraint on a UNIQUE index, the result
|
| -# is not necessarily UNIQUE. Make sure the optimizer does not assume
|
| -# uniqueness.
|
| -#
|
| -# $Id: tkt3824.test,v 1.2 2009/04/24 20:32:31 drh Exp $
|
| -
|
| -set testdir [file dirname $argv0]
|
| -source $testdir/tester.tcl
|
| -
|
| -proc execsql_status {sql {db db}} {
|
| - set result [uplevel $db eval [list $sql]]
|
| - if {[db status sort]} {
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| - concat $result sort
|
| - } else {
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| - concat $result nosort
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| - }
|
| -}
|
| -
|
| -do_test tkt3824-1.1 {
|
| - db eval {
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| - CREATE TABLE t1(a,b);
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| - INSERT INTO t1 VALUES(1,NULL);
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| - INSERT INTO t1 VALUES(9,NULL);
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| - INSERT INTO t1 VALUES(5,NULL);
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| - INSERT INTO t1 VALUES(123,NULL);
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| - INSERT INTO t1 VALUES(-10,NULL);
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| - CREATE UNIQUE INDEX t1b ON t1(b);
|
| - }
|
| - execsql_status {
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| - SELECT a FROM t1 WHERE b IS NULL ORDER BY a;
|
| - }
|
| -} {-10 1 5 9 123 sort}
|
| -do_test tkt3824-1.2 {
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| - execsql_status {
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| - SELECT a FROM t1 WHERE b IS NULL ORDER BY b, a;
|
| - }
|
| -} {-10 1 5 9 123 sort}
|
| -
|
| -do_test tkt3824-2.1 {
|
| - db eval {
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| - CREATE TABLE t2(a,b,c);
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| - INSERT INTO t2 VALUES(1,1,NULL);
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| - INSERT INTO t2 VALUES(9,2,NULL);
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| - INSERT INTO t2 VALUES(5,2,NULL);
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| - INSERT INTO t2 VALUES(123,3,NULL);
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| - INSERT INTO t2 VALUES(-10,3,NULL);
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| - CREATE UNIQUE INDEX t2bc ON t2(b,c);
|
| - }
|
| - execsql_status {
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| - SELECT a FROM t2 WHERE b=2 AND c IS NULL ORDER BY a;
|
| - }
|
| -} {5 9 sort}
|
| -do_test tkt3824-2.2 {
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| - execsql_status {
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| - SELECT a FROM t2 WHERE b=2 AND c IS NULL ORDER BY b, a;
|
| - }
|
| -} {5 9 sort}
|
| -do_test tkt3824-2.3 {
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| - lsort [execsql_status {
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| - SELECT a FROM t2 WHERE b=2 AND c IS NULL ORDER BY b;
|
| - }]
|
| -} {5 9 sort}
|
| -
|
| -do_test tkt3824-3.1 {
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| - db eval {
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| - CREATE TABLE t3(x,y);
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| - INSERT INTO t3 SELECT a, b FROM t1;
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| - INSERT INTO t3 VALUES(234,567);
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| - CREATE UNIQUE INDEX t3y ON t3(y);
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| - DELETE FROM t3 WHERE y IS NULL;
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| - SELECT * FROM t3;
|
| - }
|
| -} {234 567}
|
| -
|
| -do_test tkt3824-4.1 {
|
| - db eval {
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| - CREATE TABLE t4(x,y);
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| - INSERT INTO t4 SELECT a, b FROM t1;
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| - INSERT INTO t4 VALUES(234,567);
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| - CREATE UNIQUE INDEX t4y ON t4(y);
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| - UPDATE t4 SET rowid=rowid+100 WHERE y IS NULL;
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| - SELECT rowid, x FROM t4 ORDER BY rowid;
|
| - }
|
| -} {6 234 101 1 102 9 103 5 104 123 105 -10}
|
| -
|
| -finish_test
|
|
|