Update test cases for paired browsing amp dev mode scripts

Author: thelovekesh

tests/php/src/Admin/PairedBrowsingTest.php

@@ -162,12 +162,23 @@ public function test_init_frontend_client() {
 
 		// Check that init_client() was called.
 		$this->assertEquals( 102, has_action( 'admin_bar_menu', [ $this->instance, 'add_admin_bar_menu_item' ] ) );
+
+		// Check if all required scripts has been enqueued.
 		$this->assertTrue( wp_script_is( 'amp-paired-browsing-client' ) );
+		$this->assertTrue( wp_script_is( 'wp-dom-ready' ) );
+		$this->assertTrue( wp_script_is( 'wp-polyfill' ) );
+		$this->assertTrue( wp_script_is( 'wp-polyfill-inert' ) );
+		$this->assertTrue( wp_script_is( 'regenerator-runtime' ) );
+
 		$printed_scripts = get_echo( 'wp_print_scripts' );
 		$this->assertStringContainsString( DevMode::DEV_MODE_ATTRIBUTE, $printed_scripts );
 		$this->assertStringContainsString( 'ampPairedBrowsingClientData', $printed_scripts );
 		$this->assertStringContainsString( 'isAmpDocument', $printed_scripts );
 		$this->assertStringContainsString( 'amp-paired-browsing-client.js', $printed_scripts );
+		$this->assertStringContainsString( 'dom-ready.js', $printed_scripts );
+		$this->assertStringContainsString( 'wp-polyfill.js', $printed_scripts );
+		$this->assertStringContainsString( 'wp-polyfill-inert.js', $printed_scripts );
+		$this->assertStringContainsString( 'regenerator-runtime.js', $printed_scripts );
 
 		// Check that init_app() was not called.
 		$this->assertFalse( has_action( 'template_redirect', [ $this->instance, 'ensure_app_location' ] ) );