ProductExporter example

$csvRows = explode(\PHP_EOL, $fileContent);

        static::assertTrue($this->fileSystem->directoryExists($this->getContainer()->getParameter('product_export.directory')));
        static::assertTrue($this->fileSystem->fileExists($filePath));
        static::assertCount(4, $csvRows);
    }

    public function testExportPagination(): void
    {
        $this->createTestEntity();

        $service = new ProductExporter(
            $this->getContainer()->get('product_export.repository'),
            $this->getContainer()->get(ProductExportGenerator::class),
            $this->getContainer()->get('event_dispatcher'),
            $this->getContainer()->get(ProductExportFileHandler::class)
        );

        $service->export($this->salesChannelContext, new ExportBehavior());

        $filePath = sprintf('%s/Testexport.csv', $this->getContainer()->getParameter('product_export.directory'));

        static::assertTrue($this->fileSystem->directoryExists($this->getContainer()->getParameter('product_export.directory')));