Function collect

packages/react-aria/test/dnd/dnd.test.js:1114–1120

          });

          let collect = async dir => {
            let entries = [];
            for await (let entry of dir.getEntries()) {
              entries.push(entry);
            }
            return entries;
          };

          let entries = await collect(onDrop.mock.calls[0][0].items[0]);
          expect(entries).toEqual([