MediaWiki 1.16.0

[autoinstallsdev/mediawiki.git] / maintenance / tests / CdbTest.php

diff --git a/maintenance/tests/CdbTest.php b/maintenance/tests/CdbTest.php
new file mode 100644 (file)
index 0000000..444229e
--- /dev/null
+++ b/maintenance/tests/CdbTest.php
@@ -0,0 +1,79 @@
+<?php
+
+/**
+ * Test the CDB reader/writer
+ */
+
+class CdbTest extends PHPUnit_Framework_TestCase {
+
+       public function setup() {
+               if ( !CdbReader::haveExtension() ) {
+                       $this->markTestIncomplete( 'This test requires native CDB support to be present.' );
+               }
+       }
+
+       public function testCdb() {
+               $w1 = new CdbWriter_PHP( 'php.cdb' );
+               $w2 = new CdbWriter_DBA( 'dba.cdb' );
+
+               $data = array();
+               for ( $i = 0; $i < 1000; $i++ ) {
+                       $key = $this->randomString();
+                       $value = $this->randomString();
+                       $w1->set( $key, $value );
+                       $w2->set( $key, $value );
+
+                       if ( !isset( $data[$key] ) ) {
+                               $data[$key] = $value;
+                       }
+               }
+
+               $w1->close();
+               $w2->close();
+
+               $this->assertEquals(
+                       md5_file( 'dba.cdb' ),
+                       md5_file( 'php.cdb' ),
+                       'same hash'
+               );
+
+               $r1 = new CdbReader_PHP( 'php.cdb' );
+               $r2 = new CdbReader_DBA( 'dba.cdb' );
+
+               foreach ( $data as $key => $value ) {
+                       if ( $key === '' ) {
+                               // Known bug
+                               continue;
+                       }
+                       $v1 = $r1->get( $key );
+                       $v2 = $r2->get( $key );
+
+                       $v1 = $v1 === false ? '(not found)' : $v1;
+                       $v2 = $v2 === false ? '(not found)' : $v2;
+
+                       #cdbAssert( 'Mismatch', $key, $v1, $v2 );
+                       $this->cdbAssert( "PHP error", $key, $v1, $value );
+                       $this->cdbAssert( "DBA error", $key, $v2, $value );
+               }
+
+               unlink( 'dba.cdb' );
+               unlink( 'php.cdb' );
+       }
+
+       private function randomString() {
+               $len = mt_rand( 0, 10 );
+               $s = '';
+               for ( $j = 0; $j < $len; $j++ ) {
+                       $s .= chr( mt_rand( 0, 255 ) );
+               }
+               return $s;
+       }
+
+       private function cdbAssert( $msg, $key, $v1, $v2 ) {
+               $this->assertEquals(
+                       $v2,
+                       $v1,
+                       $msg . ', k=' . bin2hex( $key )
+               );
+       }
+}