diff --git a/phpunit.xml b/phpunit.xml
index 9119520176d..8f9df0b9fb5 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -13,5 +13,8 @@
 		<testsuite name="WooCommerce REST API Test Suite">
 			<directory suffix=".php">./unit-tests/Tests</directory>
 		</testsuite>
+		<testsuite name="v4">
+			<directory suffix=".php">./unit-tests/Tests/Version4</directory>
+		</testsuite>
 	</testsuites>
 </phpunit>
diff --git a/src/Controllers/Version4/AbstractController.php b/src/Controllers/Version4/AbstractController.php
index a9b6b06b7ea..d10479673e2 100644
--- a/src/Controllers/Version4/AbstractController.php
+++ b/src/Controllers/Version4/AbstractController.php
@@ -24,6 +24,7 @@ use \WP_REST_Controller;
  * @version  2.6.0
  */
 abstract class AbstractController extends WP_REST_Controller {
+	use BatchTrait;
 
 	/**
 	 * Endpoint namespace.
@@ -41,76 +42,97 @@ abstract class AbstractController extends WP_REST_Controller {
 
 	/**
 	 * Register route for items requests.
+	 *
+	 * @param array $methods Supported methods. read, create.
 	 */
-	protected function register_items_route() {
+	protected function register_items_route( $methods = [ 'read', 'create' ] ) {
+		$routes           = [];
+		$routes['schema'] = [ $this, 'get_public_item_schema' ];
+
+		if ( in_array( 'read', $methods, true ) ) {
+			$routes[] = array(
+				'methods'             => \WP_REST_Server::READABLE,
+				'callback'            => array( $this, 'get_items' ),
+				'permission_callback' => array( $this, 'get_items_permissions_check' ),
+				'args'                => $this->get_collection_params(),
+			);
+		}
+
+		if ( in_array( 'create', $methods, true ) ) {
+			$routes[] = array(
+				'methods'             => \WP_REST_Server::CREATABLE,
+				'callback'            => array( $this, 'create_item' ),
+				'permission_callback' => array( $this, 'create_item_permissions_check' ),
+				'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::CREATABLE ),
+			);
+		}
+
 		register_rest_route(
 			$this->namespace,
 			'/' . $this->rest_base,
-			array(
-				array(
-					'methods'             => \WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-					'args'                => $this->get_collection_params(),
-				),
-				array(
-					'methods'             => \WP_REST_Server::CREATABLE,
-					'callback'            => array( $this, 'create_item' ),
-					'permission_callback' => array( $this, 'create_item_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::CREATABLE ),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			),
+			$routes,
 			true
 		);
 	}
 
 	/**
 	 * Register route for item create/get/delete/update requests.
+	 *
+	 * @param array $methods Supported methods. read, create.
 	 */
-	protected function register_item_route() {
+	protected function register_item_route( $methods = [ 'read', 'edit', 'delete' ] ) {
+		$routes           = [];
+		$routes['schema'] = [ $this, 'get_public_item_schema' ];
+		$routes['args']   = [
+			'id' => [
+				'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
+				'type'        => 'integer',
+			],
+		];
+
+		if ( in_array( 'read', $methods, true ) ) {
+			$routes[] = array(
+				'methods'             => \WP_REST_Server::READABLE,
+				'callback'            => array( $this, 'get_item' ),
+				'permission_callback' => array( $this, 'get_item_permissions_check' ),
+				'args'                => array(
+					'context' => $this->get_context_param(
+						array(
+							'default' => 'view',
+						)
+					),
+				),
+			);
+		}
+
+		if ( in_array( 'edit', $methods, true ) ) {
+			$routes[] = array(
+				'methods'             => \WP_REST_Server::EDITABLE,
+				'callback'            => array( $this, 'update_item' ),
+				'permission_callback' => array( $this, 'update_item_permissions_check' ),
+				'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::EDITABLE ),
+			);
+		}
+
+		if ( in_array( 'delete', $methods, true ) ) {
+			$routes[] = array(
+				'methods'             => \WP_REST_Server::DELETABLE,
+				'callback'            => array( $this, 'delete_item' ),
+				'permission_callback' => array( $this, 'delete_item_permissions_check' ),
+				'args'                => array(
+					'force' => array(
+						'default'     => false,
+						'description' => __( 'Whether to bypass trash and force deletion.', 'woocommerce' ),
+						'type'        => 'boolean',
+					),
+				),
+			);
+		}
+
 		register_rest_route(
 			$this->namespace,
 			'/' . $this->rest_base . '/(?P<id>[\d]+)',
-			array(
-				'args'   => array(
-					'id' => array(
-						'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
-						'type'        => 'integer',
-					),
-				),
-				array(
-					'methods'             => \WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_item' ),
-					'permission_callback' => array( $this, 'get_item_permissions_check' ),
-					'args'                => array(
-						'context' => $this->get_context_param(
-							array(
-								'default' => 'view',
-							)
-						),
-					),
-				),
-				array(
-					'methods'             => \WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'update_item' ),
-					'permission_callback' => array( $this, 'update_item_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::EDITABLE ),
-				),
-				array(
-					'methods'             => \WP_REST_Server::DELETABLE,
-					'callback'            => array( $this, 'delete_item' ),
-					'permission_callback' => array( $this, 'delete_item_permissions_check' ),
-					'args'                => array(
-						'force' => array(
-							'default'     => false,
-							'description' => __( 'Whether to bypass trash and force deletion.', 'woocommerce' ),
-							'type'        => 'boolean',
-						),
-					),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			),
+			$routes,
 			true
 		);
 	}
diff --git a/src/Controllers/Version4/AbstractObjectsController.php b/src/Controllers/Version4/AbstractObjectsController.php
index efca889a057..f3eb35c278b 100644
--- a/src/Controllers/Version4/AbstractObjectsController.php
+++ b/src/Controllers/Version4/AbstractObjectsController.php
@@ -13,7 +13,6 @@ defined( 'ABSPATH' ) || exit;
  * CRUD Object Controller.
  */
 abstract class AbstractObjectsController extends AbstractController {
-	use BatchTrait;
 
 	/**
 	 * If object is hierarchical.
diff --git a/src/Controllers/Version4/AbstractTermsContoller.php b/src/Controllers/Version4/AbstractTermsContoller.php
index fea0f2ce815..956d83c9474 100644
--- a/src/Controllers/Version4/AbstractTermsContoller.php
+++ b/src/Controllers/Version4/AbstractTermsContoller.php
@@ -117,20 +117,7 @@ abstract class AbstractTermsContoller extends AbstractController {
 			true
 		);
 
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				array(
-					'methods'             => \WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			),
-			true
-		);
+		$this->register_batch_route();
 	}
 
 	/**
diff --git a/src/Controllers/Version4/BatchTrait.php b/src/Controllers/Version4/BatchTrait.php
index 44125054470..40a50491d23 100644
--- a/src/Controllers/Version4/BatchTrait.php
+++ b/src/Controllers/Version4/BatchTrait.php
@@ -19,23 +19,37 @@ trait BatchTrait {
 	 * @return array Of \WP_Error or \WP_REST_Response.
 	 */
 	public function batch_items( $request ) {
-		$items = array_filter( $request->get_params() );
+		$items = $request->get_params();
 		$limit = $this->check_batch_limit( $items );
 		if ( is_wp_error( $limit ) ) {
 			return $limit;
 		}
 
-		$response = [];
 		$batches  = [ 'create', 'update', 'delete' ];
+		$response = [];
+
 		foreach ( $batches as $batch ) {
-			if ( ! isset( $items[ $batch ] ) ) {
-				continue;
-			}
-			$items[ $batch ]    = wp_parse_id_list( $items[ $batch ] );
-			$response[ $batch ] = $this->{"batch_$batch"}( $items[ $batch ] );
+			$response[ $batch ] = $this->{"batch_$batch"}( $this->get_batch_of_items_from_request( $request, $batch ) );
 		}
 
-		return $response;
+		return array_filter( $response );
+	}
+
+	/**
+	 * Get batch of items from requst.
+	 *
+	 * @param \WP_REST_Request $request Full details about the request.
+	 * @param string           $batch_type Batch type; one of create, update, delete.
+	 * @return array
+	 */
+	protected function get_batch_of_items_from_request( $request, $batch_type ) {
+		$params = $request->get_params();
+
+		if ( ! isset( $params[ $batch_type ] ) ) {
+			return array();
+		}
+
+		return array_filter( $params[ $batch_type ] );
 	}
 
 	/**
@@ -44,7 +58,9 @@ trait BatchTrait {
 	 * @param  \WP_REST_Request $request Full details about the request.
 	 * @return boolean|\WP_Error
 	 */
-	abstract public function batch_items_permissions_check( $request );
+	public function batch_items_permissions_check( $request ) {
+		return update_items_permissions_check( $request );
+	}
 
 	/**
 	 * Register route for batch requests.
@@ -123,16 +139,15 @@ trait BatchTrait {
 	 * @return bool|\WP_Error
 	 */
 	protected function check_batch_limit( $items ) {
-		$limit = apply_filters( 'woocommerce_rest_batch_items_limit', 100, $this->get_normalized_rest_base() );
-		$total = 0;
+		$limit   = apply_filters( 'woocommerce_rest_batch_items_limit', 100, $this->get_normalized_rest_base() );
+		$total   = 0;
+		$batches = [ 'create', 'update', 'delete' ];
 
-		$batches  = [ 'create', 'update', 'delete' ];
 		foreach ( $batches as $batch ) {
 			if ( ! isset( $items[ $batch ] ) ) {
 				continue;
 			}
-			$items[ $batch ] = wp_parse_id_list( $items[ $batch ] );
-			$total           = $total + count( $items[ $batch ] );
+			$total = $total + count( $items[ $batch ] );
 		}
 
 		if ( $total > $limit ) {
@@ -162,40 +177,42 @@ trait BatchTrait {
 	/**
 	 * Batch create items.
 	 *
-	 * @param array $items Array of item ids.
+	 * @param array $items Array of items.
 	 * @return array Response data.
 	 */
 	protected function batch_create( $items ) {
-		$response = [];
+		$batch_response = [];
 
-		foreach ( $items as $id ) {
-			$item = new \WP_REST_Request( 'POST' );
-			$item->set_default_params( $this->get_default_params() );
-			$item->set_body_params( $item );
-			$item_response = $this->create_item( $item );
-			$response[]    = $this->format_response( $id, $item_response );
+		foreach ( $items as $item ) {
+			$request = new \WP_REST_Request( 'POST' );
+			$request->set_default_params( $this->get_default_params() );
+			$request->set_body_params( $item );
+
+			$response         = $this->create_item( $request );
+			$batch_response[] = $this->format_response( 0, $response );
 		}
 
-		return $response;
+		return $batch_response;
 	}
 
 	/**
 	 * Batch update items.
 	 *
-	 * @param array $items Array of item ids.
+	 * @param array $items Array of items.
 	 * @return array Response data.
 	 */
 	protected function batch_update( $items ) {
-		$response = [];
+		$batch_response = [];
 
-		foreach ( $items as $id ) {
-			$item = new \WP_REST_Request( 'PUT' );
-			$item->set_body_params( $item );
-			$item_response = $this->update_item( $item );
-			$response[]    = $this->format_response( $id, $item_response );
+		foreach ( $items as $item ) {
+			$request = new \WP_REST_Request( 'PUT' );
+			$request->set_body_params( $item );
+
+			$response         = $this->update_item( $request );
+			$batch_response[] = $this->format_response( $item['id'], $response );
 		}
 
-		return $response;
+		return $batch_response;
 	}
 
 	/**
@@ -205,21 +222,22 @@ trait BatchTrait {
 	 * @return array Response data.
 	 */
 	protected function batch_delete( $items ) {
-		$response = [];
+		$batch_response = [];
+		$items          = wp_parse_id_list( $items );
 
 		foreach ( $items as $id ) {
-			$item = new \WP_REST_Request( 'DELETE' );
-			$item->set_query_params(
+			$request = new \WP_REST_Request( 'DELETE' );
+			$request->set_query_params(
 				[
 					'id'    => $id,
 					'force' => true,
 				]
 			);
-			$item_response = $this->delete_item( $item );
-			$response[]    = $this->format_response( $id, $item_response );
+			$response         = $this->delete_item( $request );
+			$batch_response[] = $this->format_response( $id, $response );
 		}
 
-		return $response;
+		return $batch_response;
 	}
 
 	/**
@@ -237,12 +255,12 @@ trait BatchTrait {
 		 */
 		global $wp_rest_server;
 
-		if ( is_wp_error( $response ) ) {
-			return $this->format_error_response( $response );
+		if ( ! is_wp_error( $response ) ) {
+			return $wp_rest_server->response_to_data( $response, '' );
 		} else {
 			return array(
 				'id'    => $id,
-				'error' => $wp_rest_server->response_to_data( $response, '' ),
+				'error' => $this->format_error_response( $response ),
 			);
 		}
 	}
diff --git a/src/Controllers/Version4/CustomerDownloads.php b/src/Controllers/Version4/CustomerDownloads.php
index e03f6ec175d..588da40d3b5 100644
--- a/src/Controllers/Version4/CustomerDownloads.php
+++ b/src/Controllers/Version4/CustomerDownloads.php
@@ -27,26 +27,7 @@ class CustomerDownloads extends AbstractController {
 	 * Register the routes for customers.
 	 */
 	public function register_routes() {
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base,
-			array(
-				'args' => array(
-					'customer_id' => array(
-						'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
-						'type'        => 'integer',
-					),
-				),
-				array(
-					'methods'             => \WP_REST_Server::READABLE,
-					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_items_permissions_check' ),
-					'args'                => $this->get_collection_params(),
-				),
-				'schema' => array( $this, 'get_public_item_schema' ),
-			),
-			true
-		);
+		$this->register_items_route( [ 'read' ] );
 	}
 
 	/**
diff --git a/src/Controllers/Version4/Customers.php b/src/Controllers/Version4/Customers.php
index 4e0234b5138..41d6a07f4a8 100644
--- a/src/Controllers/Version4/Customers.php
+++ b/src/Controllers/Version4/Customers.php
@@ -115,20 +115,7 @@ class Customers extends AbstractController {
 			true
 		);
 
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				array(
-					'methods'             => \WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			),
-			true
-		);
+		$this->register_batch_route();
 	}
 
 	/**
diff --git a/src/Controllers/Version4/ProductAttributes.php b/src/Controllers/Version4/ProductAttributes.php
index 70f955ea928..53c9ef2aada 100644
--- a/src/Controllers/Version4/ProductAttributes.php
+++ b/src/Controllers/Version4/ProductAttributes.php
@@ -105,20 +105,7 @@ class ProductAttributes extends AbstractController {
 			true
 		);
 
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				array(
-					'methods'             => \WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			),
-			true
-		);
+		$this->register_batch_route();
 	}
 
 	/**
diff --git a/src/Controllers/Version4/ProductReviews.php b/src/Controllers/Version4/ProductReviews.php
index 1a1b87be436..f6eb8600bbb 100644
--- a/src/Controllers/Version4/ProductReviews.php
+++ b/src/Controllers/Version4/ProductReviews.php
@@ -113,20 +113,7 @@ class ProductReviews extends AbstractController {
 			true
 		);
 
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				array(
-					'methods'             => \WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			),
-			true
-		);
+		$this->register_batch_route();
 	}
 
 	/**
diff --git a/src/Controllers/Version4/ProductVariations.php b/src/Controllers/Version4/ProductVariations.php
index d0da8692edc..9d81af75af3 100644
--- a/src/Controllers/Version4/ProductVariations.php
+++ b/src/Controllers/Version4/ProductVariations.php
@@ -725,37 +725,35 @@ class ProductVariations extends Products {
 	}
 
 	/**
-	 * Bulk create, update and delete items.
+	 * Get batch of items from requst.
 	 *
-	 * @since  3.0.0
 	 * @param \WP_REST_Request $request Full details about the request.
-	 * @return array Of \WP_Error or \WP_REST_Response.
+	 * @param string           $batch_type Batch type; one of create, update, delete.
+	 * @return array
 	 */
-	public function batch_items( $request ) {
-		$items       = array_filter( $request->get_params() );
-		$params      = $request->get_url_params();
-		$product_id  = $params['product_id'];
-		$body_params = array();
+	protected function get_batch_of_items_from_request( $request, $batch_type ) {
+		$params     = $request->get_params();
+		$url_params = $request->get_url_params();
+		$product_id = $url_params['product_id'];
 
-		foreach ( array( 'update', 'create', 'delete' ) as $batch_type ) {
-			if ( ! empty( $items[ $batch_type ] ) ) {
-				$injected_items = array();
-				foreach ( $items[ $batch_type ] as $item ) {
-					$injected_items[] = is_array( $item ) ? array_merge(
-						array(
-							'product_id' => $product_id,
-						),
-						$item
-					) : $item;
-				}
-				$body_params[ $batch_type ] = $injected_items;
+		if ( ! isset( $params[ $batch_type ] ) ) {
+			return array();
+		}
+
+		$items = array_filter( $params[ $batch_type ] );
+
+		if ( 'update' === $batch_type || 'create' === $batch_type ) {
+			foreach ( $items as $key => $item ) {
+				$items[ $key ] = array_merge(
+					array(
+						'product_id' => $product_id,
+					),
+					$item
+				);
 			}
 		}
 
-		$request = new \WP_REST_Request( $request->get_method() );
-		$request->set_body_params( $body_params );
-
-		return parent::batch_items( $request );
+		return array_filter( $items );
 	}
 
 	/**
diff --git a/src/Controllers/Version4/Settings.php b/src/Controllers/Version4/Settings.php
index 0d29ed833ff..8110ad64cae 100644
--- a/src/Controllers/Version4/Settings.php
+++ b/src/Controllers/Version4/Settings.php
@@ -42,19 +42,7 @@ class Settings extends AbstractController {
 			),
 			true
 		);
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				array(
-					'methods'             => \WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'update_items_permissions_check' ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			),
-			true
-		);
+		$this->register_batch_route();
 	}
 
 	/**
diff --git a/src/Controllers/Version4/SettingsOptions.php b/src/Controllers/Version4/SettingsOptions.php
index af2e525efe5..6fba4a8ab1e 100644
--- a/src/Controllers/Version4/SettingsOptions.php
+++ b/src/Controllers/Version4/SettingsOptions.php
@@ -274,30 +274,32 @@ class SettingsOptions extends AbstractController {
 	}
 
 	/**
-	 * Bulk create, update and delete items.
+	 * Get batch of items from requst.
 	 *
-	 * @since  3.0.0
 	 * @param \WP_REST_Request $request Full details about the request.
-	 * @return array Of \WP_Error or \WP_REST_Response.
+	 * @param string           $batch_type Batch type; one of create, update, delete.
+	 * @return array
 	 */
-	public function batch_items( $request ) {
-		// Get the request params.
-		$items = array_filter( $request->get_params() );
+	protected function get_batch_of_items_from_request( $request, $batch_type ) {
+		$params = $request->get_params();
 
-		/*
+		if ( ! isset( $params[ $batch_type ] ) ) {
+			return array();
+		}
+
+		/**
 		 * Since our batch settings update is group-specific and matches based on the route,
 		 * we inject the URL parameters (containing group) into the batch items
 		 */
-		if ( ! empty( $items['update'] ) ) {
-			$to_update = array();
-			foreach ( $items['update'] as $item ) {
-				$to_update[] = array_merge( $request->get_url_params(), $item );
+		$items = array_filter( $params[ $batch_type ] );
+
+		if ( 'update' === $batch_type ) {
+			foreach ( $items as $key => $item ) {
+				$items[ $key ] = array_merge( $request->get_url_params(), $item );
 			}
-			$request = new \WP_REST_Request( $request->get_method() );
-			$request->set_body_params( array( 'update' => $to_update ) );
 		}
 
-		return parent::batch_items( $request );
+		return array_filter( $items );
 	}
 
 	/**
@@ -345,8 +347,7 @@ class SettingsOptions extends AbstractController {
 	/**
 	 * Prepare a single setting object for response.
 	 *
-	 * @since  3.0.0
-	 * @param object          $item Setting object.
+	 * @param object           $item Setting object.
 	 * @param \WP_REST_Request $request Request object.
 	 * @return \WP_REST_Response $response Response data.
 	 */
@@ -363,7 +364,6 @@ class SettingsOptions extends AbstractController {
 	/**
 	 * Prepare links for the request.
 	 *
-	 * @since  3.0.0
 	 * @param string $setting_id Setting ID.
 	 * @param string $group_id Group ID.
 	 * @return array Links for the given setting.
diff --git a/src/Controllers/Version4/Taxes.php b/src/Controllers/Version4/Taxes.php
index 5f974dd5dbb..595cede149e 100644
--- a/src/Controllers/Version4/Taxes.php
+++ b/src/Controllers/Version4/Taxes.php
@@ -89,20 +89,7 @@ class Taxes extends AbstractController {
 			true
 		);
 
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				array(
-					'methods'             => \WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			),
-			true
-		);
+		$this->register_batch_route();
 	}
 
 	/**
diff --git a/src/Controllers/Version4/Webhooks.php b/src/Controllers/Version4/Webhooks.php
index ececa580c0a..77886eb0703 100644
--- a/src/Controllers/Version4/Webhooks.php
+++ b/src/Controllers/Version4/Webhooks.php
@@ -110,20 +110,7 @@ class Webhooks extends AbstractController {
 			true
 		);
 
-		register_rest_route(
-			$this->namespace,
-			'/' . $this->rest_base . '/batch',
-			array(
-				array(
-					'methods'             => \WP_REST_Server::EDITABLE,
-					'callback'            => array( $this, 'batch_items' ),
-					'permission_callback' => array( $this, 'batch_items_permissions_check' ),
-					'args'                => $this->get_endpoint_args_for_item_schema( \WP_REST_Server::EDITABLE ),
-				),
-				'schema' => array( $this, 'get_public_batch_schema' ),
-			),
-			true
-		);
+		$this->register_batch_route();
 	}
 
 	/**
diff --git a/unit-tests/Tests/Version4/Data.php b/unit-tests/Tests/Version4/Data.php
index f57849732a3..15b14b95ef7 100644
--- a/unit-tests/Tests/Version4/Data.php
+++ b/unit-tests/Tests/Version4/Data.php
@@ -12,7 +12,7 @@ defined( 'ABSPATH' ) || exit;
 /**
  * WC Tests API Data
  */
-class Data {
+class Data extends \WC_REST_Unit_Test_Case {
 
 	/**
 	 * Endpoints.
@@ -21,6 +21,34 @@ class Data {
 	 */
 	protected $endpoint = '/wc/v4/data';
 
+	/**
+	 * User variable.
+	 *
+	 * @var WP_User
+	 */
+	protected static $user;
+
+	/**
+	 * Setup once before running tests.
+	 *
+	 * @param object $factory Factory object.
+	 */
+	public static function wpSetUpBeforeClass( $factory ) {
+		self::$user = $factory->user->create(
+			array(
+				'role' => 'administrator',
+			)
+		);
+	}
+
+	/**
+	 * Setup test class.
+	 */
+	public function setUp() {
+		parent::setUp();
+		wp_set_current_user( self::$user );
+	}
+
 	/**
 	 * Test that the list of data endpoints includes download-ips.
 	 */