Boost + wpcomsh: ensure API endpoints are registered

projects/plugins/wpcomsh/changelog/fix-hog-87

@@ -0,0 +1,4 @@
+Significance: patch
+Type: fixed
+
+Ensure wpcomsh users are able to purchase the Boost paid offering

projects/plugins/wpcomsh/class-jetpack-plugin-compatibility.php

@@ -205,7 +205,12 @@ protected function __construct() {
 		add_filter(
 			'jetpack_my_jetpack_should_initialize',
 			function () {
-				return get_option( 'wpcom_admin_interface' ) === 'wp-admin';
+				$should_init = get_option( 'wpcom_admin_interface' ) === 'wp-admin';
+				if ( ! $should_init && class_exists( '\Automattic\Jetpack\My_Jetpack\Initializer' ) ) {
+					// My Jetpack REST API endpoints are used for more than just My Jetpack UI.
+					add_action( 'rest_api_init', array( '\Automattic\Jetpack\My_Jetpack\Initializer', 'register_rest_endpoints' ) ); // @phan-suppress-current-line PhanUndeclaredClassInCallable
+				}
+				return $should_init;
 			}
 		);
 	}

projects/plugins/wpcomsh/tests/JetpackCompatibilityTest.php

@@ -0,0 +1,28 @@
+<?php
+/**
+ * Jetpack Compatibility Test file.
+ *
+ * @package wpcomsh
+ */
+
+/**
+ * Test Jetpack_Compatibility functionality.
+ */
+class JetpackCompatibilityTest extends WP_UnitTestCase {
+	use \Automattic\Jetpack\PHPUnit\WP_UnitTestCase_Fix;
+
+	/**
+	 * Test_wpcomsh_get_plugin_updated_submenus.
+	 */
+	public function test_wpcomsh_my_jetpack_rest_apis_available() {
+		// Check if the REST API routes are registered if Boost is included.
+		$plugins = getenv( 'JP_MONO_INTEGRATION_PLUGINS' );
+		if ( ! $plugins || strpos( $plugins, 'boost' ) === false ) {
+			$this->markTestSkipped( 'Jetpack Boost plugin is not included in JP_MONO_INTEGRATION_PLUGINS.' );
+		}
+
+		$routes = rest_get_server()->get_routes();
+
+		$this->assertArrayHasKey( '/my-jetpack/v1/site/products', $routes, 'Products endpoint is not registered' );
+	}
+}