159 lines
4.7 KiB
Plaintext
159 lines
4.7 KiB
Plaintext
# 2012 August 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.
|
|
#
|
|
#***********************************************************************
|
|
# This file implements regression tests for SQLite library. The
|
|
# focus of this file is testing that an index may be used as a covering
|
|
# index when there are OR expressions in the WHERE clause.
|
|
#
|
|
|
|
|
|
set testdir [file dirname $argv0]
|
|
source $testdir/tester.tcl
|
|
set ::testprefix whereD
|
|
|
|
do_execsql_test 1.1 {
|
|
CREATE TABLE t(i,j,k,m,n);
|
|
CREATE INDEX ijk ON t(i,j,k);
|
|
CREATE INDEX jmn ON t(j,m,n);
|
|
|
|
INSERT INTO t VALUES(3, 3, 'three', 3, 'tres');
|
|
INSERT INTO t VALUES(2, 2, 'two', 2, 'dos');
|
|
INSERT INTO t VALUES(1, 1, 'one', 1, 'uno');
|
|
INSERT INTO t VALUES(4, 4, 'four', 4, 'cuatro');
|
|
}
|
|
|
|
do_execsql_test 1.2 {
|
|
SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2);
|
|
} {one two}
|
|
do_execsql_test 1.3 {
|
|
SELECT k FROM t WHERE (i=1 AND j=1) OR (+i=2 AND j=2);
|
|
} {one two}
|
|
do_execsql_test 1.4 {
|
|
SELECT n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2);
|
|
} {uno dos}
|
|
do_execsql_test 1.5 {
|
|
SELECT k, n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2);
|
|
} {one uno two dos}
|
|
do_execsql_test 1.6 {
|
|
SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (i=3 AND j=3);
|
|
} {one two three}
|
|
do_execsql_test 1.7 {
|
|
SELECT n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (i=3 AND j=3);
|
|
} {uno dos tres}
|
|
do_execsql_test 1.8 {
|
|
SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2);
|
|
} {one two}
|
|
do_execsql_test 1.9 {
|
|
SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (j=3 AND m=3);
|
|
} {one two three}
|
|
do_execsql_test 1.10 {
|
|
SELECT n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (j=3 AND m=3);
|
|
} {uno dos tres}
|
|
do_execsql_test 1.11 {
|
|
SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2) OR (i=3 AND j=3);
|
|
} {one two three}
|
|
do_execsql_test 1.12 {
|
|
SELECT n FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2) OR (i=3 AND j=3);
|
|
} {uno dos tres}
|
|
do_execsql_test 1.13 {
|
|
SELECT k FROM t WHERE (j=1 AND m=1) OR (i=2 AND j=2) OR (i=3 AND j=3);
|
|
} {one two three}
|
|
do_execsql_test 1.14 {
|
|
SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND i=2) OR (i=3 AND j=3);
|
|
} {one two three}
|
|
do_execsql_test 1.15 {
|
|
SELECT k FROM t WHERE (i=1 AND j=2) OR (i=2 AND j=1) OR (i=3 AND j=4);
|
|
} {}
|
|
do_execsql_test 1.16 {
|
|
SELECT k FROM t WHERE (i=1 AND (j=1 or j=2)) OR (i=3 AND j=3);
|
|
} {one three}
|
|
|
|
do_execsql_test 2.0 {
|
|
CREATE TABLE t1(a,b,c,d);
|
|
CREATE INDEX t1b ON t1(b);
|
|
CREATE INDEX t1c ON t1(c);
|
|
CREATE INDEX t1d ON t1(d);
|
|
CREATE TABLE t2(x,y);
|
|
CREATE INDEX t2y ON t2(y);
|
|
|
|
INSERT INTO t1 VALUES(1,2,3,4);
|
|
INSERT INTO t1 VALUES(5,6,7,8);
|
|
INSERT INTO t2 VALUES(1,2);
|
|
INSERT INTO t2 VALUES(2,7);
|
|
INSERT INTO t2 VALUES(3,4);
|
|
} {}
|
|
do_execsql_test 2.1 {
|
|
SELECT a, x FROM t1 JOIN t2 ON +y=d OR x=7 ORDER BY a, x;
|
|
} {1 3}
|
|
do_execsql_test 2.2 {
|
|
SELECT a, x FROM t1 JOIN t2 ON y=d OR x=7 ORDER BY a, x;
|
|
} {1 3}
|
|
|
|
|
|
# Similar to [do_execsql_test], except that two elements are appended
|
|
# to the result - the string "search" and the number of times test variable
|
|
# sqlite3_search_count is incremented by running the supplied SQL. e.g.
|
|
#
|
|
# do_searchcount_test 1.0 { SELECT * FROM t1 } {x y search 2}
|
|
#
|
|
proc do_searchcount_test {tn sql res} {
|
|
uplevel [subst -nocommands {
|
|
do_test $tn {
|
|
set ::sqlite_search_count 0
|
|
concat [db eval {$sql}] search [set ::sqlite_search_count]
|
|
} [list $res]
|
|
}]
|
|
}
|
|
|
|
do_execsql_test 3.0 {
|
|
CREATE TABLE t3(a, b, c);
|
|
CREATE UNIQUE INDEX i3 ON t3(a, b);
|
|
INSERT INTO t3 VALUES(1, 'one', 'i');
|
|
INSERT INTO t3 VALUES(3, 'three', 'iii');
|
|
INSERT INTO t3 VALUES(6, 'six', 'vi');
|
|
INSERT INTO t3 VALUES(2, 'two', 'ii');
|
|
INSERT INTO t3 VALUES(4, 'four', 'iv');
|
|
INSERT INTO t3 VALUES(5, 'five', 'v');
|
|
|
|
CREATE TABLE t4(x PRIMARY KEY, y);
|
|
INSERT INTO t4 VALUES('a', 'one');
|
|
INSERT INTO t4 VALUES('b', 'two');
|
|
}
|
|
|
|
do_searchcount_test 3.1 {
|
|
SELECT a, b FROM t3 WHERE (a=1 AND b='one') OR (a=2 AND b='two')
|
|
} {1 one 2 two search 2}
|
|
|
|
do_searchcount_test 3.2 {
|
|
SELECT a, c FROM t3 WHERE (a=1 AND b='one') OR (a=2 AND b='two')
|
|
} {1 i 2 ii search 4}
|
|
|
|
do_searchcount_test 3.4.1 {
|
|
SELECT y FROM t4 WHERE x='a'
|
|
} {one search 2}
|
|
do_searchcount_test 3.4.2 {
|
|
SELECT a, b FROM t3 WHERE
|
|
(a=1 AND b=(SELECT y FROM t4 WHERE x='a'))
|
|
OR (a=2 AND b='two')
|
|
} {1 one 2 two search 4}
|
|
do_searchcount_test 3.4.3 {
|
|
SELECT a, b FROM t3 WHERE
|
|
(a=2 AND b='two')
|
|
OR (a=1 AND b=(SELECT y FROM t4 WHERE x='a'))
|
|
} {2 two 1 one search 4}
|
|
do_searchcount_test 3.4.4 {
|
|
SELECT a, b FROM t3 WHERE
|
|
(a=2 AND b=(SELECT y FROM t4 WHERE x='b'))
|
|
OR (a=1 AND b=(SELECT y FROM t4 WHERE x='a'))
|
|
} {2 two 1 one search 6}
|
|
|
|
|
|
finish_test
|