Add test for loadOme with fixtures (#942)

* Test loadOme function

* Rename test file

* Format

Author: keller-mark

…/loaders/tests/demo-base64-store.spec.js …/tests/zarr-load-ome-with-json-stores.jspackages/loaders/tests/demo-base64-store.spec.js renamed to packages/loaders/tests/zarr-load-ome-with-json-stores.js packages/loaders/tests/demo-base64-store.spec.js renamed to packages/loaders/tests/zarr-load-ome-with-json-stores.js

@@ -1,5 +1,6 @@
 import { expect, test } from 'vitest';
 import * as zarr from 'zarrita';
+import { load as loadOme } from '../src/zarr/ome-zarr';
 import { createStoreFromMapContents } from './base64-store';
 
 import ome_ngff_0_4_fixture from './fixtures/ome-zarr/blobs_image_v04.ome.zarr.json';
@@ -35,3 +36,25 @@ test('Check that JSON-based store fixtures can be loaded: NGFF v0.5', async () =
     expect.arrayContaining(['omero', 'version', 'multiscales'])
   );
 });
+
+test('Test loadOme function with NGFF v0.4 image', async () => {
+  const store = createStoreFromMapContents(ome_ngff_0_4_fixture);
+  const { data, metadata } = await loadOme(store);
+
+  expect(data).toBeTruthy();
+  expect(metadata).toBeTruthy();
+  expect(metadata.multiscales[0].name).toEqual('/images/blobs_image');
+  expect(data.length).toBe(1); // One resolution
+  expect(data[0].labels).toEqual(['c', 'y', 'x']);
+});
+
+test('Test loadOme function with NGFF v0.5 image', async () => {
+  const store = createStoreFromMapContents(ome_ngff_0_5_fixture);
+  const { data, metadata } = await loadOme(store);
+
+  expect(data).toBeTruthy();
+  expect(metadata).toBeTruthy();
+  expect(metadata.multiscales[0].name).toEqual('/images/blobs_image');
+  expect(data.length).toBe(1); // One resolution
+  expect(data[0].labels).toEqual(['c', 'y', 'x']);
+});