Update to MediaWiki 1.24.2

1 files changed, 277 insertions, 0 deletions

diff --git a/tests/phpunit/maintenance/backupPrefetchTest.php b/tests/phpunit/maintenance/backupPrefetchTest.php
new file mode 100644
index 00000000..5e0fe89d
--- /dev/null
+++ b/tests/phpunit/maintenance/backupPrefetchTest.php
@@ -0,0 +1,277 @@
+<?php
+
+require_once __DIR__ . "/../../../maintenance/backupPrefetch.inc";
+
+/**
+ * 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();
+		}
+
+		// Bug 37458, 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( array( 1 ) );
+		$fname2 = $this->setUpPrefetch( array( 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( array( 1 ) );
+		$fname2 = $this->setUpPrefetch( array( 2 ) );
+		$fname3 = $this->setUpPrefetch( array( 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( array( 1 ) );
+		$fname2 = $this->setUpPrefetch( array( 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 = array( 1, 2, 4 ) ) {
+		// The file name, where we store the prepared prefetch file
+		$fname = $this->getNewTempFile();
+
+		// The header of every prefetch file
+		// @codingStandardsIgnoreStart Ignore Generic.Files.LineLength.TooLong
+		$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>
+';
+		// @codingStandardsIgnoreEnd
+
+		// An array holding the pages that are available for prefetch
+		$available_pages = array();
+
+		// 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;
+	}
+}