add sayHello XMLRPC test

tests/Alley/WP/Alleyvate/Features/DisableXMLRPCTest.php

@@ -0,0 +1,57 @@
+<?php
+/**
+ * Class file for Test_Disable_Dashboard_Widgets
+ *
+ * (c) Alley <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @package wp-alleyvate
+ */
+
+declare( strict_types=1 );
+
+namespace Alley\WP\Alleyvate\Features;
+
+use Mantle\Testkit\Test_Case;
+
+/**
+ * Tests for disabling selected unpopular dashboard widgets.
+ */
+final class DisableXMLRPCTest extends Test_Case {
+
+	/**
+	 * Test that widgets have been removed.
+	 */
+	public function test_disable_xmlrpc(): void {
+		// Get a list of IPs from Jetpack.
+		$this->fake_request( 'https://jetpack.com/ips-v4.json' )
+			 ->with_response_code( 200 )
+			 ->with_body( '["192.0.80.5","192.0.80.6","192.0.80.7"]' );
+
+		// Make XMLRPC Request.
+		// Use the XML-RPC "sayHello" method.
+		$request = '<?xml version="1.0"?>' .
+				   '<methodCall>' .
+				   '<methodName>demo.sayHello</methodName>' .
+				   '</methodCall>';
+
+		// Make the XML-RPC request with HTTP_X_FORWARDED_FOR header.
+		$response = wp_remote_post( site_url( '/xmlrpc.php' ), [
+			'headers' => [
+				'Content-Type'         => 'application/xml',
+				'HTTP_X_FORWARDED_FOR' => '192.0.80.5',
+			],
+			'body'    => $request,
+		] );
+
+		// Assert that the response is valid.
+		$this->assertNotWPError( $response );
+		$this->assertEquals( 200, wp_remote_retrieve_response_code( $response ) );
+
+		// Check that the response body includes the expected output from "sayHello".
+		$responseBody = wp_remote_retrieve_body( $response );
+		$this->assertStringContainsString( 'Hello', $responseBody );
+	}
+}