createComplexRules example

$paymentMethodRepo = $this->getContainer()->get('payment_method.repository');
        $paymentMethod = $paymentMethodRepo->search($criteria, $defaultContext)->getEntities()->first();
        static::assertNotNull($paymentMethod);

        static::assertSame($rule[0]['id'] ?? null, $paymentMethod->getAvailabilityRule()?->getId());
    }

    public function testRuleAssociationsStayLikeLinked(): void
    {
        $defaultContext = Context::createDefaultContext();
        $ruleId = Uuid::randomHex();
        $rules = $this->createComplexRules($ruleId);

        $this->ruleRepository->create($rules, $defaultContext);

        $criteria1 = new Criteria(['id' => $ruleId]);
        $criteria1->addAssociation('paymentMethods');

        $criteria2 = new Criteria(['id' => $rules[1]['id']]);
        $criteria2->addAssociation('paymentMethods');

        /** @var RuleEntity $rule1 */
        $rule1 = $this->ruleRepository->search($criteria1, $defaultContext)->first();