Add Twenty Twenty-Two theme to list of Reader Themes

includes/sanitizers/class-amp-core-theme-sanitizer.php

@@ -40,6 +40,7 @@
 	 * @var array
 	 */
 	protected static $supported_themes = [
+		'twentytwentytwo',
 		'twentytwentyone',
 		'twentytwenty',
 		'twentynineteen',
@@ -82,6 +83,11 @@
 	 */
 	protected static function get_theme_features_config( $theme_slug, $args = [] ) {
 		switch ( $theme_slug ) {
+			// Twenty Twenty-Two.
+			case 'twentytwentytwo':
+				return [];
+
+			// Twenty Twenty-One.
 			case 'twentytwentyone':
 				$config = [
 					'dequeue_scripts'                  => [

tests/e2e/specs/amp-onboarding/reader-themes.js

@@ -17,7 +17,7 @@ describe( 'Reader themes', () => {
 
 	it( 'main components exist with no selection', async () => {
 		const itemCount = await page.$$eval( '.theme-card', ( els ) => els.length );
-		expect( itemCount ).toBe( 11 );
+		expect( itemCount ).toBe( 12 );
 
 		await expect( page ).not.toMatchElement( 'input[type="radio"]:checked' );
 		await testNextButton( { text: 'Next', disabled: true } );

tests/php/test-class-amp-core-theme-sanitizer.php

@@ -176,6 +176,7 @@ public function test_get_closest_submenu( $dom, $element, $expected ) {
 	 */
 	public function test_get_supported_themes() {
 		$supported_themes = [
+			'twentytwentytwo',
 			'twentytwentyone',
 			'twentytwenty',
 			'twentynineteen',