diff --git a/phpunit/blocks/block-navigation-block-hooks-test.php b/phpunit/blocks/block-navigation-block-hooks-test.php
deleted file mode 100644
index 1d3c86bf4bca4..0000000000000
--- a/phpunit/blocks/block-navigation-block-hooks-test.php
+++ /dev/null
@@ -1,148 +0,0 @@
-<?php
-/**
- * Navigation block block hooks tests.
- *
- * @package WordPress
- * @subpackage Blocks
- */
-
-/**
- * Tests for the Navigation block.
- *
- * @group blocks
- */
-class Block_Navigation_Block_Hooks_Test extends WP_UnitTestCase {
-	/**
-	 * Original markup.
-	 *
-	 * @var string
-	 */
-	protected static $original_markup;
-
-	/**
-	 * Post object.
-	 *
-	 * @var object
-	 */
-	protected static $navigation_post;
-
-	/**
-	 * Setup method.
-	 */
-	public static function wpSetUpBeforeClass() {
-		//self::$original_markup = '<!-- wp:navigation-link {"label":"News & About","type":"page","id":2,"url":"http://localhost:8888/?page_id=2","kind":"post-type"} /-->';
-
-		self::$navigation_post = self::factory()->post->create_and_get(
-			array(
-				'post_type'    => 'wp_navigation',
-				'post_title'   => 'Navigation Menu',
-				'post_content' => 'Original content',
-			)
-		);
-	}
-
-	/**
-	 * Tear down each test method.
-	 */
-	public function tear_down() {
-		$registry = WP_Block_Type_Registry::get_instance();
-
-		if ( $registry->is_registered( 'tests/my-block' ) ) {
-			$registry->unregister( 'tests/my-block' );
-		}
-
-		parent::tear_down();
-	}
-
-	/**
-	 * @covers ::gutenberg_block_core_navigation_update_ignore_hooked_blocks_meta
-	 */
-	public function test_block_core_navigation_update_ignore_hooked_blocks_meta_preserves_entities() {
-		register_block_type(
-			'tests/my-block',
-			array(
-				'block_hooks' => array(
-					'core/navigation' => 'last_child',
-				),
-			)
-		);
-
-		$original_markup    = '<!-- wp:navigation-link {"label":"News & About","type":"page","id":2,"url":"http://localhost:8888/?page_id=2","kind":"post-type"} /-->';
-		$post               = new stdClass();
-		$post->ID           = self::$navigation_post->ID;
-		$post->post_content = $original_markup;
-
-		$post = gutenberg_block_core_navigation_update_ignore_hooked_blocks_meta( $post );
-
-		// We expect the '&' character to be replaced with its unicode representation.
-		$expected_markup = str_replace( '&', '\u0026', $original_markup );
-
-		$this->assertSame(
-			$expected_markup,
-			$post->post_content,
-			'Post content did not match expected markup with entities escaped.'
-		);
-		$this->assertSame(
-			array( 'tests/my-block' ),
-			json_decode( get_post_meta( self::$navigation_post->ID, '_wp_ignored_hooked_blocks', true ), true ),
-			'Block was not added to ignored hooked blocks metadata.'
-		);
-	}
-
-	/**
-	 * @covers ::gutenberg_block_core_navigation_update_ignore_hooked_blocks_meta
-	 */
-	public function test_block_core_navigation_dont_modify_no_post_id() {
-		register_block_type(
-			'tests/my-block',
-			array(
-				'block_hooks' => array(
-					'core/navigation' => 'last_child',
-				),
-			)
-		);
-
-		$original_markup    = '<!-- wp:navigation-link {"label":"News","type":"page","id":2,"url":"http://localhost:8888/?page_id=2","kind":"post-type"} /-->';
-		$post               = new stdClass();
-		$post->post_content = $original_markup;
-
-		$post = gutenberg_block_core_navigation_update_ignore_hooked_blocks_meta( $post );
-
-		$this->assertSame(
-			$original_markup,
-			$post->post_content,
-			'Post content did not match the original markup.'
-		);
-	}
-
-	/**
-	 * @covers ::gutenberg_block_core_navigation_update_ignore_hooked_blocks_meta
-	 */
-	public function test_block_core_navigation_retains_content_if_not_set() {
-		register_block_type(
-			'tests/my-block',
-			array(
-				'block_hooks' => array(
-					'core/navigation' => 'last_child',
-				),
-			)
-		);
-
-		$post             = new stdClass();
-		$post->ID         = self::$navigation_post->ID;
-		$post->post_title = 'Navigation Menu with changes';
-
-		$post = gutenberg_block_core_navigation_update_ignore_hooked_blocks_meta( $post );
-
-		$this->assertSame(
-			'Navigation Menu with changes',
-			$post->post_title,
-			'Post title was changed.'
-		);
-
-		$this->assertFalse(
-			isset( $post->post_content ),
-			'Post content should not be set.'
-		);
-	}
-}