Subversion-Projekte lars-tiefland.php_share

<?php

// $Id: pager_wrapper_test.php,v 1.3 2006/12/12 17:25:50 quipo Exp $

require_once 'simple_include.php';

require_once 'pager_wrapper_include.php';

class TestOfPagerWrapper extends UnitTestCase

{

    function TestOfPagerWrapper($name='Test of Pager_Wrapper') {

        $this->UnitTestCase($name);

    }

    function setUp() { }

    function tearDown() { }

    /**

     * Basic tests for rewriteCountQuery()

     */

    function testRewriteCountQuery() {

        //test LIMIT

        $query = 'SELECT a, b, c, d FROM mytable WHERE a=1 AND c="g" LIMIT 2';

        $expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="g"';

        $this->assertEqual($expected, rewriteCountQuery($query));

        //test ORDER BY and quotes

        $query = 'SELECT a, b, c, d FROM mytable WHERE a=1 AND c="g" ORDER BY (a, b)';

        $expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="g"';

        $this->assertEqual($expected, rewriteCountQuery($query));

        //test CR/LF

        $query = 'SELECT a, b, c, d FROM mytable

                   WHERE a=1

                     AND c="g"

                ORDER BY (a, b)';

        $expected = 'SELECT COUNT(*) FROM mytable

                   WHERE a=1

                     AND c="g"';

        $this->assertEqual($expected, rewriteCountQuery($query));

        //test GROUP BY

        $query = 'SELECT a, b, c, d FROM mytable WHERE a=1 GROUP  BY c';

        $this->assertFalse(rewriteCountQuery($query));

        //test DISTINCT

        $query = 'SELECT DISTINCT a, b, c, d FROM  mytable WHERE a=1 GROUP BY c';

        $this->assertFalse(rewriteCountQuery($query));

        //test UNION

        $query = 'SELECT a FROM mytable1 UNION SELECT a FROM mytable2';

        $this->assertFalse(rewriteCountQuery($query));

        //test MiXeD Keyword CaSe

        $query = 'SELECT a, b, c, d from mytable WHERE a=1 AND c="g"';

        $expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="g"';

        $this->assertEqual($expected, rewriteCountQuery($query));

        //test function speed... this query used to be very slow to parse

        $query = "SELECT  i.item_id,

                ia.addition,

                u.username,

                i.date_created,

                i.start_date,

                i.expiry_date

        FROM    item i, item_addition ia, item_type it, item_type_mapping itm, usr u, category c

        WHERE   ia.item_type_mapping_id = itm.item_type_mapping_id

        AND     i.updated_by_id = u.usr_id

        AND     it.item_type_id  = itm.item_type_id

        AND     i.item_id = ia.item_id

        AND     i.item_type_id = it.item_type_id

        AND     itm.field_name = 'title' AND it.item_type_id = 2 AND i.category_id = 1 AND i.status  = 4

        AND     i.category_id = c.category_id

        AND     0 NOT IN (COALESCE(c.perms, '-1'))

        ORDER BY i.last_updated DESC";

        $expected = "SELECT COUNT(*) FROM    item i, item_addition ia, item_type it, item_type_mapping itm, usr u, category c

        WHERE   ia.item_type_mapping_id = itm.item_type_mapping_id

        AND     i.updated_by_id = u.usr_id

        AND     it.item_type_id  = itm.item_type_id

        AND     i.item_id = ia.item_id

        AND     i.item_type_id = it.item_type_id

        AND     itm.field_name = 'title' AND it.item_type_id = 2 AND i.category_id = 1 AND i.status  = 4

        AND     i.category_id = c.category_id

        AND     0 NOT IN (COALESCE(c.perms, '-1'))";

        $this->assertEqual($expected, rewriteCountQuery($query));

    }

    /**

     * Test rewriteCountQuery() with queries having a subquery in the SELECT clause

     */

    function testRewriteCountQuery_SubqueriesInSelectClause() {

        $query = 'SELECT a, (SELECT a FROM b) AS b, c, d FROM mytable WHERE a=1 AND c="g" LIMIT 2';

        $expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="g"';

        $this->assertFalse(rewriteCountQuery($query));

        $query = 'SELECT a, (SELECT a FROM b) AS b, (SELECT c FROM c) AS c, d FROM mytable WHERE a=1 AND c="g" LIMIT 2';

        //$expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="g"';

        $this->assertFalse(rewriteCountQuery($query));

        $query = 'SELECT `id`, `ip`, (

SELECT TIMEDIFF(MAX(P.`time`), MIN(P.`time`))

FROM `przejscia` as P

WHERE P.`id_wejscia`=W.`id`

) as `czas`

FROM `wejscia` as W

WHERE W.id_domeny=?

ORDER BY W.czas_wejscia DESC';

        $expected = 'SELECT COUNT(*)

FROM `wejscia` as W

WHERE W.id_domeny=?

ORDER BY W.czas_wejscia DESC';

        $this->assertFalse(rewriteCountQuery($query));

    }

    /**

     * Test rewriteCountQuery() with queries having a subquery in the FROM clause

     */

    function testRewriteCountQuery_SubqueriesInFromClause() {

        $query = 'SELECT a, b, c, d FROM (SELECT a, b, c, d FROM mytable WHERE a=1) AS tbl_alias WHERE a=1';

        $expected = 'SELECT COUNT(*) FROM (SELECT a, b, c, d FROM mytable WHERE a=1) AS tbl_alias WHERE a=1';

        $this->assertEqual($expected, rewriteCountQuery($query));

    }

    /**

     * Test rewriteCountQuery() with queries having a subquery in the WHERE clause

     */

    function testRewriteCountQuery_SubqueriesInWhereClause() {

        //this one is not rewritten: subqueries with ORDER BY clauses might get truncated

        $query = 'SELECT Version.VersionId, Version.Identifier,News.*

FROM VersionBroker

JOIN ObjectType ON ObjectType.ObjectTypeId = VersionBroker.ObjectTypeId

JOIN Version ON VersionBroker.Identifier = Version.Identifier

JOIN News ON Version.ObjectId = News.NewsId

WHERE Version.Status = \'Approved\'

AND ObjectType.Name = \'News\'

AND Version.ApprovedTS = (

    SELECT SubV.ApprovedTS

    FROM Version SubV

    WHERE SubV.Identifier = VersionBroker.Identifier

    ORDER BY ApprovedTS DESC

    LIMIT 1)

ORDER BY ApprovedTS DESC';

        $expected = 'SELECT COUNT(*)

FROM VersionBroker

JOIN ObjectType ON ObjectType.ObjectTypeId = VersionBroker.ObjectTypeId

JOIN Version ON VersionBroker.Identifier = Version.Identifier

JOIN News ON Version.ObjectId = News.NewsId

WHERE Version.Status = \'Approved\'

AND ObjectType.Name = \'News\'

AND Version.ApprovedTS = (

    SELECT SubV.ApprovedTS

    FROM Version SubV

    WHERE SubV.Identifier = VersionBroker.Identifier

    ORDER BY ApprovedTS DESC

    LIMIT 1)

ORDER BY ApprovedTS DESC';

        //$this->assertEqual($expected, rewriteCountQuery($query));

        $this->assertFalse(rewriteCountQuery($query));

        //this one should pass... subquery without ORDER BY or LIMIT clause

        $query = 'SELECT Version.VersionId, Version.Identifier,News.* FROM VersionBroker JOIN

ObjectType ON ObjectType.ObjectTypeId = VersionBroker.ObjectTypeId JOIN

Version ON VersionBroker.Identifier = Version.Identifier JOIN News ON

Version.ObjectId = News.NewsId WHERE Version.Status = \'Approved\' AND

ObjectType.Name = \'News\' AND Version.ApprovedTS = ( SELECT SubV.ApprovedTS

FROM Version SubV WHERE SubV.Identifier = VersionBroker.Identifier ) ORDER BY ApprovedTS DESC';

        $expected = 'SELECT COUNT(*) FROM VersionBroker JOIN

ObjectType ON ObjectType.ObjectTypeId = VersionBroker.ObjectTypeId JOIN

Version ON VersionBroker.Identifier = Version.Identifier JOIN News ON

Version.ObjectId = News.NewsId WHERE Version.Status = \'Approved\' AND

ObjectType.Name = \'News\' AND Version.ApprovedTS = ( SELECT SubV.ApprovedTS

FROM Version SubV WHERE SubV.Identifier = VersionBroker.Identifier )';

        $this->assertEqual($expected, rewriteCountQuery($query));

    }

    /**

     * Test rewriteCountQuery() with queries having keywords embedded in other words

     */

    function testRewriteCountQuery_EmbeddedKeywords() {

        $query = 'SELECT afieldFROM, b, c, d FROM mytable WHERE a=1 AND c="g"';

        $expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="g"';

        $this->assertEqual($expected, rewriteCountQuery($query));

        $query = 'SELECT FROMafield, b, c, d FROM mytable WHERE a=1 AND c="g"';

        $expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="g"';

        $this->assertEqual($expected, rewriteCountQuery($query));

        $query = 'SELECT afieldFROMaaa, b, c, d FROM mytable WHERE a=1 AND c="gLIMIT"';

        $expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="gLIMIT"';

        $this->assertEqual($expected, rewriteCountQuery($query));

        $query = 'SELECT DISTINCTaaa, b, c, d FROM mytable WHERE a=1 AND c="g"';

        $expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="g"';

        $this->assertEqual($expected, rewriteCountQuery($query));

        //this one fails... the regexp should NOT match keywords within quotes.

        //we need a full blown stack-based parser to catch this...

        $query = 'SELECT afieldFROMaaa, b, c, d FROM mytable WHERE a=1 AND c="g LIMIT a"';

        $expected = 'SELECT COUNT(*) FROM mytable WHERE a=1 AND c="g LIMIT a"';

        $this->assertEqual($expected, rewriteCountQuery($query));

    }

}

if (!defined('TEST_RUNNING')) {

    define('TEST_RUNNING', true);

    $test = &new TestOfPagerWrapper();

    $test->run(new HtmlReporter());

}

?>