setHreflangActive example

$contextFactory = $this->getContainer()->get(SalesChannelContextFactory::class);
        $this->salesChannelContext = $contextFactory->create('', TestDefaults::SALES_CHANNEL);

        $this->hreflangLoader = $this->getContainer()->get(HreflangLoaderInterface::class);

        $this->createProducts();
    }

    public function testDisable(): void
    {
        $randomProduct = $this->getContainer()->get('product.repository')->searchIds(new Criteria(), $this->salesChannelContext->getContext());
        $this->salesChannelContext->getSalesChannel()->setHreflangActive(false);

        $randomId = $randomProduct->firstId();
        static::assertNotNull($randomId);
        $links = $this->hreflangLoader->load($this->createParameter($randomId));

        static::assertInstanceOf(HreflangCollection::class, $links);
        static::assertEquals(0, $links->count());
    }

    public function testProductWithOnlyOneDomain(): void
    {