restore some unit tests

src/user/room.spec.ts

+// test('Room iterator for contact in it', async t => {
+//   // Mock
+//   const mockContactRoomRawPayload = (id: string) => {
+//     log.verbose('PuppeteerRoomTest', 'mockContactRawPayload(%s)', id)
+//     return new Promise(resolve => {
+//       if (id === ROOM_EXPECTED.id) {
+//         setImmediate(() => resolve(ROOM_RAW_PAYLOAD))
+//       } else if (id in CONTACT_RAW_PAYLOAD_DICT) {
+//         setImmediate(() => resolve(CONTACT_RAW_PAYLOAD_DICT[id]))
+//       } else {
+//         // ignore other ids
+//         setImmediate(() => resolve({ id }))
+//       }
+//     })
+//   }
+
+//   const sandbox = sinon.createSandbox()
+
+//   const puppet = new PuppetPuppeteer()
+
+//   sandbox.stub(puppet, 'contactRawPayload').callsFake(mockContactRoomRawPayload)
+//   sandbox.stub(puppet, 'roomRawPayload').callsFake(mockContactRoomRawPayload)
+
+//   const roomPayload = await puppet.roomPayload(ROOM_EXPECTED.id)
+
+//   const MEMBER_CONTACT_ID_LIST = ROOM_RAW_PAYLOAD.MemberList!.map(rawMember => rawMember.UserName)
+
+//   let n = 0
+//   for await (const memberContact of room) {
+//     t.ok(MEMBER_CONTACT_ID_LIST.includes(memberContact.id), 'should get one of the room member: ' + memberContact.id)
+//     n++
+//   }
+
+//   const memberList = await room.memberList()
+//   t.equal(n, memberList.length, 'should iterate all the members of the room')
+// })