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

<?php

class ProductMutationsTest extends \Codeception\TestCase\WPTestCase
{
    public $shopManager;
    public $customer;

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

        $this->shopManager = $this->factory->user->create( [
			'role' => 'shop_manager',
		] );
		$this->customer = $this->factory->user->create( [
			'role' => 'customer',
		] );
    }

    public function tearDown()
    {
        // your tear down methods here

        // then
        parent::tearDown();
    }

    // tests
    public function testMe()
    {
    }

}