--- /dev/null
+<?php
+/**
+ * Test class for ImageListPagerTest class.
+ *
+ * Copyright © 2013, Antoine Musso
+ * Copyright © 2013, Siebrand Mazeland
+ * Copyright © 2013, Wikimedia Foundation Inc.
+ *
+ * @group Database
+ */
+
+class ImageListPagerTest extends MediaWikiTestCase {
+ /**
+ * @expectedException MWException
+ * @expectedExceptionMessage invalid_field
+ * @covers ImageListPager::formatValue
+ */
+ public function testFormatValuesThrowException() {
+ $page = new ImageListPager( RequestContext::getMain() );
+ $page->formatValue( 'invalid_field', 'invalid_value' );
+ }
+}