ids example

$appInfo = $this->installApp(__DIR__ . '/_fixtures/apps/withProductPermission');

        $facade = $this->factory->factory(
            new TestHook('test', Context::createDefaultContext()),
            new Script('test', '', new \DateTimeImmutable(), $appInfo)
        );

        $result = $facade->search('product', []);
        static::assertCount(4, $result);

        $result = $facade->ids('product', []);
        static::assertCount(4, $result->getIds());

        $result = $facade->aggregate('product', [
            'aggregations' => [
                ['name' => 'sum', 'type' => 'sum', 'field' => 'price.gross'],
            ],
        ]);
        $agg = $result->get('sum');
        static::assertInstanceOf(SumResult::class, $agg);
        static::assertEquals(600, $agg->getSum());
    }