diff --git a/tests/phpunit/tests/post/listPages.php b/tests/phpunit/tests/post/listPages.php
index d2146312dd..a550c389ed 100644
--- a/tests/phpunit/tests/post/listPages.php
+++ b/tests/phpunit/tests/post/listPages.php
@@ -3,6 +3,8 @@
 class Tests_List_Pages extends WP_UnitTestCase {
 	var $pages;
 
+	protected $time = null;
+
 	/*
 	$defaults = array(
 		'depth' => 0,
@@ -27,16 +29,18 @@ class Tests_List_Pages extends WP_UnitTestCase {
 		parent::setUp();
 		global $wpdb;
 		$wpdb->query( 'TRUNCATE ' . $wpdb->prefix . 'posts' );
+		$this->time = time();
+		$post_date = date( 'Y-m-d H:i:s', $this->time );
 		$pages = array();
 		self::factory()->user->create();
-		$pages[] = self::factory()->post->create( array( 'post_type' => 'page', 'post_title' => 'Parent 1' ) );
-		$pages[] = self::factory()->post->create( array( 'post_type' => 'page', 'post_title' => 'Parent 2' ) );
-		$pages[] = self::factory()->post->create( array( 'post_type' => 'page', 'post_title' => 'Parent 3', 'post_author' => '2' ) );
+		$pages[] = self::factory()->post->create( array( 'post_type' => 'page', 'post_title' => 'Parent 1', 'post_date' => $post_date ) );
+		$pages[] = self::factory()->post->create( array( 'post_type' => 'page', 'post_title' => 'Parent 2', 'post_date' => $post_date ) );
+		$pages[] = self::factory()->post->create( array( 'post_type' => 'page', 'post_title' => 'Parent 3', 'post_author' => '2', 'post_date' => $post_date ) );
 
 		foreach ( $pages as $page ) {
-			$this->pages[$page] = self::factory()->post->create( array( 'post_parent' => $page, 'post_type' => 'page', 'post_title' => 'Child 1' ) );
-			$this->pages[$page] = self::factory()->post->create( array( 'post_parent' => $page, 'post_type' => 'page', 'post_title' => 'Child 2' ) );
-			$this->pages[$page] = self::factory()->post->create( array( 'post_parent' => $page, 'post_type' => 'page', 'post_title' => 'Child 3' ) );
+			$this->pages[$page] = self::factory()->post->create( array( 'post_parent' => $page, 'post_type' => 'page', 'post_title' => 'Child 1', 'post_date' => $post_date ) );
+			$this->pages[$page] = self::factory()->post->create( array( 'post_parent' => $page, 'post_type' => 'page', 'post_title' => 'Child 2', 'post_date' => $post_date ) );
+			$this->pages[$page] = self::factory()->post->create( array( 'post_parent' => $page, 'post_type' => 'page', 'post_title' => 'Child 3', 'post_date' => $post_date ) );
 		}
 	}
 
@@ -89,9 +93,10 @@ class Tests_List_Pages extends WP_UnitTestCase {
 			'depth' => 1,
 			'show_date' => true
 		);
-		$expected['show_date'] = '<li class="pagenav">Pages<ul><li class="page_item page-item-1 page_item_has_children"><a href="' . get_permalink( 1 ) . '">Parent 1</a> ' . date( 'F j, Y' ) . '</li>
-<li class="page_item page-item-2 page_item_has_children"><a href="' . get_permalink( 2 ) . '">Parent 2</a> ' . date( 'F j, Y' ) . '</li>
-<li class="page_item page-item-3 page_item_has_children"><a href="' . get_permalink( 3 ) . '">Parent 3</a> ' . date( 'F j, Y' ) . '</li>
+		$date = date( get_option( 'date_format' ), $this->time );
+		$expected['show_date'] = '<li class="pagenav">Pages<ul><li class="page_item page-item-1 page_item_has_children"><a href="' . get_permalink( 1 ) . '">Parent 1</a> ' . $date . '</li>
+<li class="page_item page-item-2 page_item_has_children"><a href="' . get_permalink( 2 ) . '">Parent 2</a> ' . $date . '</li>
+<li class="page_item page-item-3 page_item_has_children"><a href="' . get_permalink( 3 ) . '">Parent 3</a> ' . $date . '</li>
 </ul></li>';
 		$actual = wp_list_pages( $args );
 		$this->AssertEquals( $expected['show_date'], $actual );
@@ -103,25 +108,26 @@ class Tests_List_Pages extends WP_UnitTestCase {
 			'show_date' => true,
 			'date_format' => 'l, F j, Y'
 		);
-		$expected['date_format'] = '<li class="pagenav">Pages<ul><li class="page_item page-item-1 page_item_has_children"><a href="' . get_permalink( 1 ) . '">Parent 1</a> ' . date( 'l, F j, Y' ) . '
+		$date = date( $args['date_format'], $this->time );
+		$expected['date_format'] = '<li class="pagenav">Pages<ul><li class="page_item page-item-1 page_item_has_children"><a href="' . get_permalink( 1 ) . '">Parent 1</a> ' . $date . '
 <ul class=\'children\'>
-	<li class="page_item page-item-4"><a href="' . get_permalink( 4 ) . '">Child 1</a> ' . date( 'l, F j, Y' ) . '</li>
-	<li class="page_item page-item-5"><a href="' . get_permalink( 5 ) . '">Child 2</a> ' . date( 'l, F j, Y' ) . '</li>
-	<li class="page_item page-item-6"><a href="' . get_permalink( 6 ) . '">Child 3</a> ' . date( 'l, F j, Y' ) . '</li>
+	<li class="page_item page-item-4"><a href="' . get_permalink( 4 ) . '">Child 1</a> ' . $date . '</li>
+	<li class="page_item page-item-5"><a href="' . get_permalink( 5 ) . '">Child 2</a> ' . $date . '</li>
+	<li class="page_item page-item-6"><a href="' . get_permalink( 6 ) . '">Child 3</a> ' . $date . '</li>
 </ul>
 </li>
-<li class="page_item page-item-2 page_item_has_children"><a href="' . get_permalink( 2 ) . '">Parent 2</a> ' . date( 'l, F j, Y' ) . '
+<li class="page_item page-item-2 page_item_has_children"><a href="' . get_permalink( 2 ) . '">Parent 2</a> ' . $date . '
 <ul class=\'children\'>
-	<li class="page_item page-item-7"><a href="' . get_permalink( 7 ) . '">Child 1</a> ' . date( 'l, F j, Y' ) . '</li>
-	<li class="page_item page-item-8"><a href="' . get_permalink( 8 ) . '">Child 2</a> ' . date( 'l, F j, Y' ) . '</li>
-	<li class="page_item page-item-9"><a href="' . get_permalink( 9 ) . '">Child 3</a> ' . date( 'l, F j, Y' ) . '</li>
+	<li class="page_item page-item-7"><a href="' . get_permalink( 7 ) . '">Child 1</a> ' . $date . '</li>
+	<li class="page_item page-item-8"><a href="' . get_permalink( 8 ) . '">Child 2</a> ' . $date . '</li>
+	<li class="page_item page-item-9"><a href="' . get_permalink( 9 ) . '">Child 3</a> ' . $date . '</li>
 </ul>
 </li>
-<li class="page_item page-item-3 page_item_has_children"><a href="' . get_permalink( 3 ) . '">Parent 3</a> ' . date( 'l, F j, Y' ) . '
+<li class="page_item page-item-3 page_item_has_children"><a href="' . get_permalink( 3 ) . '">Parent 3</a> ' . $date . '
 <ul class=\'children\'>
-	<li class="page_item page-item-10"><a href="' . get_permalink( 10 ) . '">Child 1</a> ' . date( 'l, F j, Y' ) . '</li>
-	<li class="page_item page-item-11"><a href="' . get_permalink( 11 ) . '">Child 2</a> ' . date( 'l, F j, Y' ) . '</li>
-	<li class="page_item page-item-12"><a href="' . get_permalink( 12 ) . '">Child 3</a> ' . date( 'l, F j, Y' ) . '</li>
+	<li class="page_item page-item-10"><a href="' . get_permalink( 10 ) . '">Child 1</a> ' . $date . '</li>
+	<li class="page_item page-item-11"><a href="' . get_permalink( 11 ) . '">Child 2</a> ' . $date . '</li>
+	<li class="page_item page-item-12"><a href="' . get_permalink( 12 ) . '">Child 3</a> ' . $date . '</li>
 </ul>
 </li>
 </ul></li>';