refs 126901: add test for batchProcessPromiseAll

apps/app/src/utils/promise.spec.ts

@@ -0,0 +1,19 @@
+import { batchProcessPromiseAll } from './promise';
+
+describe('batchProcessPromiseAll', () => {
+  it('processes items in batch', async() => {
+    const batch1 = [1, 2, 3, 4, 5];
+    const batch2 = [6, 7, 8, 9, 10];
+    const batch3 = [11, 12];
+
+    const all = [...batch1, ...batch2, ...batch3];
+
+    const result = await batchProcessPromiseAll(all, 5, async(num) => {
+      return num * 10;
+    });
+
+    const expected = [10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120];
+
+    expect(result).toStrictEqual(expected);
+  });
+});