wp-graphql-woocommerce/tests/wpunit/OrderMutationsTest.php

<?php

class OrderMutationsTest extends \Codeception\TestCase\WPTestCase {

	public function setUp() {
		// before
		parent::setUp();

		// your set up methods here
	}

	public function tearDown() {
		// your tear down methods here
		// then
		parent::tearDown();
	}

	// tests
	public function testMe() {  }
}