fail("Should throw DataStoreException");
        } catch (DataStoreException e) {
            assertTrue(e.getMessage().contains("url is null"));
        }
    }

    public void test_store_withLabels() {
        // Setup label matching
        labelTypeHelper.matchedLabels.add("label1");
        labelTypeHelper.matchedLabels.add("label2");

        // Prepare test data