use getOldid and getNewid methods in DifferenceEngineTest

- instead of direct variable access.

Change-Id: I019017ca1b4f3c2a511e703bc65b93a8ce47fae9

diff --git a/tests/phpunit/includes/diff/DifferenceEngineTest.php b/tests/phpunit/includes/diff/DifferenceEngineTest.php
index a10c024..738121a 100644 (file)
--- a/tests/phpunit/includes/diff/DifferenceEngineTest.php
+++ b/tests/phpunit/includes/diff/DifferenceEngineTest.php
@@ -87,8 +87,8 @@ class DifferenceEngineTest extends MediaWikiTestCase {
                        $diffEngine = new DifferenceEngine( $this->context, $old, $new, 2, true, false );
                        $diffEngine->loadRevisionData();
 
-                       $this->assertEquals( $diffEngine->mOldid, $expectedOld, $message );
-                       $this->assertEquals( $diffEngine->mNewid, $expectedNew, $message );
+                       $this->assertEquals( $diffEngine->getOldid(), $expectedOld, $message );
+                       $this->assertEquals( $diffEngine->getNewid(), $expectedNew, $message );
                }
        }