create(\Magento\Catalog\Api\ProductRepositoryInterface::class); $product = $productRepository->get($productSku); /** @var ReviewRenderer $reviewRenderer */ $reviewRenderer = $objectManager->create(ReviewRenderer::class); $actualResult = $reviewRenderer->getReviewsSummaryHtml($product); $this->assertEquals(2, $reviewRenderer->getReviewsCount()); $this->assertStringContainsString('2', $actualResult); } }