woocommerce-paypal-payments/tests/stubs/WP_REST_Response.php

<?php
/**
 * Stub for WP_REST_Response
 */

class WP_REST_Response {
	protected $data;
	protected $status;
	protected $headers = array();

	public function __construct( $data = null, $status = 200, $headers = array() ) {
		$this->data    = $data;
		$this->status  = $status;
		$this->headers = $headers;
	}

	public function get_data() {
		return $this->data;
	}

	public function set_data( $data ) {
		$this->data = $data;
	}

	public function get_status() {
		return $this->status;
	}

	public function set_status( $status ) {
		$this->status = $status;
	}

	public function get_headers() {
		return $this->headers;
	}

	public function header( $key, $value, $replace = true ) {
		if ( $replace || ! isset( $this->headers[ $key ] ) ) {
			$this->headers[ $key ] = $value;
		}
	}
}