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| Direktori : /www/varak.net/wiki.varak.net/tests/phpunit/maintenance/ |
| Current File : //www/varak.net/wiki.varak.net/tests/phpunit/maintenance/backupPrefetchTest.php |
<?php
namespace MediaWiki\Tests\Maintenance;
use BaseDump;
use MediaWikiTestCase;
/**
* Tests for BaseDump
*
* @group Dump
* @covers BaseDump
*/
class BaseDumpTest extends MediaWikiTestCase {
/**
* @var BaseDump The BaseDump instance used within a test.
*
* If set, this BaseDump gets automatically closed in tearDown.
*/
private $dump = null;
protected function tearDown() {
if ( $this->dump !== null ) {
$this->dump->close();
}
// T39458, parent teardown need to be done after closing the
// dump or it might cause some permissions errors.
parent::tearDown();
}
/**
* asserts that a prefetch yields an expected string
*
* @param string|null $expected The exepcted result of the prefetch
* @param int $page The page number to prefetch the text for
* @param int $revision The revision number to prefetch the text for
*/
private function assertPrefetchEquals( $expected, $page, $revision ) {
$this->assertEquals( $expected, $this->dump->prefetch( $page, $revision ),
"Prefetch of page $page revision $revision" );
}
function testSequential() {
$fname = $this->setUpPrefetch();
$this->dump = new BaseDump( $fname );
$this->assertPrefetchEquals( "BackupDumperTestP1Text1", 1, 1 );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
$this->assertPrefetchEquals( "BackupDumperTestP2Text4 some additional Text", 2, 5 );
$this->assertPrefetchEquals( "Talk about BackupDumperTestP1 Text1", 4, 8 );
}
function testSynchronizeRevisionMissToRevision() {
$fname = $this->setUpPrefetch();
$this->dump = new BaseDump( $fname );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
$this->assertPrefetchEquals( null, 2, 3 );
$this->assertPrefetchEquals( "BackupDumperTestP2Text4 some additional Text", 2, 5 );
}
function testSynchronizeRevisionMissToPage() {
$fname = $this->setUpPrefetch();
$this->dump = new BaseDump( $fname );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
$this->assertPrefetchEquals( null, 2, 40 );
$this->assertPrefetchEquals( "Talk about BackupDumperTestP1 Text1", 4, 8 );
}
function testSynchronizePageMiss() {
$fname = $this->setUpPrefetch();
$this->dump = new BaseDump( $fname );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
$this->assertPrefetchEquals( null, 3, 40 );
$this->assertPrefetchEquals( "Talk about BackupDumperTestP1 Text1", 4, 8 );
}
function testPageMissAtEnd() {
$fname = $this->setUpPrefetch();
$this->dump = new BaseDump( $fname );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
$this->assertPrefetchEquals( null, 6, 40 );
}
function testRevisionMissAtEnd() {
$fname = $this->setUpPrefetch();
$this->dump = new BaseDump( $fname );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
$this->assertPrefetchEquals( null, 4, 40 );
}
function testSynchronizePageMissAtStart() {
$fname = $this->setUpPrefetch();
$this->dump = new BaseDump( $fname );
$this->assertPrefetchEquals( null, 0, 2 );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
}
function testSynchronizeRevisionMissAtStart() {
$fname = $this->setUpPrefetch();
$this->dump = new BaseDump( $fname );
$this->assertPrefetchEquals( null, 1, -2 );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
}
function testSequentialAcrossFiles() {
$fname1 = $this->setUpPrefetch( [ 1 ] );
$fname2 = $this->setUpPrefetch( [ 2, 4 ] );
$this->dump = new BaseDump( $fname1 . ";" . $fname2 );
$this->assertPrefetchEquals( "BackupDumperTestP1Text1", 1, 1 );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
$this->assertPrefetchEquals( "BackupDumperTestP2Text4 some additional Text", 2, 5 );
$this->assertPrefetchEquals( "Talk about BackupDumperTestP1 Text1", 4, 8 );
}
function testSynchronizeSkipAcrossFile() {
$fname1 = $this->setUpPrefetch( [ 1 ] );
$fname2 = $this->setUpPrefetch( [ 2 ] );
$fname3 = $this->setUpPrefetch( [ 4 ] );
$this->dump = new BaseDump( $fname1 . ";" . $fname2 . ";" . $fname3 );
$this->assertPrefetchEquals( "BackupDumperTestP1Text1", 1, 1 );
$this->assertPrefetchEquals( "Talk about BackupDumperTestP1 Text1", 4, 8 );
}
function testSynchronizeMissInWholeFirstFile() {
$fname1 = $this->setUpPrefetch( [ 1 ] );
$fname2 = $this->setUpPrefetch( [ 2 ] );
$this->dump = new BaseDump( $fname1 . ";" . $fname2 );
$this->assertPrefetchEquals( "BackupDumperTestP2Text1", 2, 2 );
}
/**
* Constructs a temporary file that can be used for prefetching
*
* The temporary file is removed by DumpBackup upon tearDown.
*
* @param array $requested_pages The indices of the page parts that should
* go into the prefetch file. 1,2,4 are available.
* @return string The file name of the created temporary file
*/
private function setUpPrefetch( $requested_pages = [ 1, 2, 4 ] ) {
// The file name, where we store the prepared prefetch file
$fname = $this->getNewTempFile();
// The header of every prefetch file
// phpcs:ignore Generic.Files.LineLength
$header = '<mediawiki xmlns="http://www.mediawiki.org/xml/export-0.7/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.mediawiki.org/xml/export-0.7/ http://www.mediawiki.org/xml/export-0.7.xsd" version="0.7" xml:lang="en">
<siteinfo>
<sitename>wikisvn</sitename>
<base>http://localhost/wiki-svn/index.php/Main_Page</base>
<generator>MediaWiki 1.21alpha</generator>
<case>first-letter</case>
<namespaces>
<namespace key="-2" case="first-letter">Media</namespace>
<namespace key="-1" case="first-letter">Special</namespace>
<namespace key="0" case="first-letter" />
<namespace key="1" case="first-letter">Talk</namespace>
<namespace key="2" case="first-letter">User</namespace>
<namespace key="3" case="first-letter">User talk</namespace>
<namespace key="4" case="first-letter">Wikisvn</namespace>
<namespace key="5" case="first-letter">Wikisvn talk</namespace>
<namespace key="6" case="first-letter">File</namespace>
<namespace key="7" case="first-letter">File talk</namespace>
<namespace key="8" case="first-letter">MediaWiki</namespace>
<namespace key="9" case="first-letter">MediaWiki talk</namespace>
<namespace key="10" case="first-letter">Template</namespace>
<namespace key="11" case="first-letter">Template talk</namespace>
<namespace key="12" case="first-letter">Help</namespace>
<namespace key="13" case="first-letter">Help talk</namespace>
<namespace key="14" case="first-letter">Category</namespace>
<namespace key="15" case="first-letter">Category talk</namespace>
</namespaces>
</siteinfo>
';
// An array holding the pages that are available for prefetch
$available_pages = [];
// Simple plain page
$available_pages[1] = ' <page>
<title>BackupDumperTestP1</title>
<ns>0</ns>
<id>1</id>
<revision>
<id>1</id>
<timestamp>2012-04-01T16:46:05Z</timestamp>
<contributor>
<ip>127.0.0.1</ip>
</contributor>
<comment>BackupDumperTestP1Summary1</comment>
<sha1>0bolhl6ol7i6x0e7yq91gxgaan39j87</sha1>
<text xml:space="preserve">BackupDumperTestP1Text1</text>
<model name="wikitext">1</model>
<format mime="text/x-wiki">1</format>
</revision>
</page>
';
// Page with more than one revisions. Hole in rev ids.
$available_pages[2] = ' <page>
<title>BackupDumperTestP2</title>
<ns>0</ns>
<id>2</id>
<revision>
<id>2</id>
<timestamp>2012-04-01T16:46:05Z</timestamp>
<contributor>
<ip>127.0.0.1</ip>
</contributor>
<comment>BackupDumperTestP2Summary1</comment>
<sha1>jprywrymfhysqllua29tj3sc7z39dl2</sha1>
<text xml:space="preserve">BackupDumperTestP2Text1</text>
<model name="wikitext">1</model>
<format mime="text/x-wiki">1</format>
</revision>
<revision>
<id>5</id>
<parentid>2</parentid>
<timestamp>2012-04-01T16:46:05Z</timestamp>
<contributor>
<ip>127.0.0.1</ip>
</contributor>
<comment>BackupDumperTestP2Summary4 extra</comment>
<sha1>6o1ciaxa6pybnqprmungwofc4lv00wv</sha1>
<text xml:space="preserve">BackupDumperTestP2Text4 some additional Text</text>
<model name="wikitext">1</model>
<format mime="text/x-wiki">1</format>
</revision>
</page>
';
// Page with id higher than previous id + 1
$available_pages[4] = ' <page>
<title>Talk:BackupDumperTestP1</title>
<ns>1</ns>
<id>4</id>
<revision>
<id>8</id>
<timestamp>2012-04-01T16:46:05Z</timestamp>
<contributor>
<ip>127.0.0.1</ip>
</contributor>
<comment>Talk BackupDumperTestP1 Summary1</comment>
<sha1>nktofwzd0tl192k3zfepmlzxoax1lpe</sha1>
<model name="wikitext">1</model>
<format mime="text/x-wiki">1</format>
<text xml:space="preserve">Talk about BackupDumperTestP1 Text1</text>
</revision>
</page>
';
// The common ending for all files
$tail = '</mediawiki>
';
// Putting together the content of the prefetch files
$content = $header;
foreach ( $requested_pages as $i ) {
$this->assertTrue( array_key_exists( $i, $available_pages ),
"Check for availability of requested page " . $i );
$content .= $available_pages[$i];
}
$content .= $tail;
$this->assertEquals( strlen( $content ), file_put_contents(
$fname, $content ), "Length of prepared prefetch" );
return $fname;
}
}