Introduce bail check when missing DOMDocument (#2619)

* Start work to support WP 6.6 in the tests

* Extract sidebar class

* Escape the HTML in the editor of the posts and post carousel blocks

* Bump PHP unit to use WordPress 6.6

* Add 6.6 to e2e tests

* Fix selector of e2e helper savePage()

* introduce bail check when missing DOMDocument

* Change selector in services block test

* Change selector in services block test

* Add space to trigger services block test

* Revert test changes

* fix service block tests

---------

Co-authored-by: Olivier Lafleur <olafleur@godaddy.com>
Co-authored-by: Evan Herman <evan.m.herman@gmail.com>
Co-authored-by: aledesma-godaddy <aledesma@godaddy.com>

includes/block-migrate/loader.php

@@ -35,6 +35,11 @@ function( WP_Post &$post ) {
 			return;
 		}
 
+		// Bail if DOMDocument is not available.
+		if ( ! class_exists( 'DOMDocument' ) ) {
+			return;
+		}
+
 		// Parse the blocks so we can search them in a standard way.
 		$parsed_blocks = parse_blocks( $post->post_content );
 

src/blocks/services/test/services.cypress.js

@@ -73,15 +73,16 @@ describe( 'Test CoBlocks Services Block', function() {
 	it( 'Test service block has the proper arrow orientation.', function() {
 		helpers.addBlockToPost( 'coblocks/services', true );
 
-		cy.get( '.edit-post-visual-editor [data-type="coblocks/service"]:first-child' ).click();
+		// helpers.selectBlock('service');
+		cy.get( '.edit-post-visual-editor [data-type="coblocks/service"]:first-child' ).focus();
 		cy.get( 'div.block-editor-block-mover' ).should( 'have.class', 'is-horizontal' );
 
 		// Select parent block
 		helpers.selectBlock( 'services' );
 
 		helpers.setInputValue( 'Services settings', 'Columns', 1, false );
 
-		cy.get( '.edit-post-visual-editor [data-type="coblocks/service"]:first-child' ).click();
+		cy.get( '.edit-post-visual-editor [data-type="coblocks/service"]:first-child' ).focus();
 		cy.get( 'div.block-editor-block-mover' ).should( 'not.have.class', 'is-horizontal' );
 
 		helpers.savePage();