diff --git a/tests/phpunit/tests/iterators.php b/tests/phpunit/tests/iterators.php
deleted file mode 100644
index bd5f0d70b3..0000000000
--- a/tests/phpunit/tests/iterators.php
+++ /dev/null
@@ -1,53 +0,0 @@
-<?php
-
-/**
- * @ticket 22435
- */
-class Test_WP_Post_IDs_Iterator extends WP_UnitTestCase {
-	function setUp() {
-		if ( ! class_exists( 'WP_Post_IDs_Iterator' ) ) {
-			$this->markTestSkipped( "WP_Post_IDs_Iterator class doesn't exist" );
-		}
-
-		parent::setUp();
-	}
-
-	function test_create() {
-		new WP_Post_IDs_Iterator( array( 1, 2, 3 ) );
-	}
-
-	function test_no_posts() {
-		$this->assertIteratorReturnsSamePostIDs( array() );
-	}
-
-	function test_less_ids_than_limit() {
-		$post_id_0 = $this->factory->post->create();
-		$post_id_1 = $this->factory->post->create();
-		$this->assertIteratorReturnsSamePostIDs( array( $post_id_0, $post_id_1 ), 10 );
-	}
-
-	function test_ids_exactly_as_limit() {
-		$post_id_0 = $this->factory->post->create();
-		$post_id_1 = $this->factory->post->create();
-		$this->assertIteratorReturnsSamePostIDs( array( $post_id_0, $post_id_1 ), 2 );
-	}
-
-	function test_more_ids_than_limit() {
-		$post_id_0 = $this->factory->post->create();
-		$post_id_1 = $this->factory->post->create();
-		$post_id_2 = $this->factory->post->create();
-		$this->assertIteratorReturnsSamePostIDs( array( $post_id_0, $post_id_1, $post_id_2 ), 2 );
-	}
-
-	function test_ids_exactly_twice_more_than_limit() {
-		$post_id_0 = $this->factory->post->create();
-		$post_id_1 = $this->factory->post->create();
-		$post_id_2 = $this->factory->post->create();
-		$post_id_3 = $this->factory->post->create();
-		$this->assertIteratorReturnsSamePostIDs( array( $post_id_0, $post_id_1, $post_id_2, $post_id_3 ), 2 );
-	}
-
-	private function assertIteratorReturnsSamePostIDs( $post_ids, $limit = 2 ) {
-		$this->assertEquals( $post_ids, wp_list_pluck( iterator_to_array( new WP_Post_IDs_Iterator( $post_ids, $limit ) ), 'ID' ) );
-	}
-}