fix e2e tests

e2e/e2e.js

@@ -104,26 +104,27 @@ describe('e2e tests using OpenWhisk credentials (as env vars)', () => {
  expect(resTime).toBeLessThanOrEqual(new Date(Date.now() + 86400000).getTime()) // 86400000 ms = 1 day
  expect(resTime).toBeGreaterThanOrEqual(new Date(Date.now() + 86400000 - 10000).getTime()) // give more or less 10 seconds clock skew + request time
 
- // 2. test ttl = 0 (should default to default ttl of 1 day)
+ // 2. test ttl = 0
  expect(await state.put(testKey, testValue, { ttl: 0 })).toEqual(testKey)
  res = await state.get(testKey)
- resTime = new Date(res.expiration).getTime()
- expect(resTime).toBeLessThanOrEqual(new Date(Date.now() + 86400000).getTime()) // 86400000 ms = 1 day
- expect(resTime).toBeGreaterThanOrEqual(new Date(Date.now() + 86400000 - 10000).getTime()) // give more or less 10 seconds clock skew + request time
+ expect(res).toBe(undefined)
 
  // 3. test max ttl
  const nowPlus365Days = new Date(MAX_TTL_SECONDS).getTime()
- expect(await state.put(testKey, testValue, { ttl: -1 })).toEqual(testKey)
+ expect(await state.put(testKey, testValue, { ttl: MAX_TTL_SECONDS })).toEqual(testKey)
  res = await state.get(testKey)
  resTime = new Date(res.expiration).getTime()
- expect(resTime).toBeGreaterThanOrEqual(nowPlus365Days)
+ expect(resTime).toBeGreaterThanOrEqual(nowPlus365Days - 10000)
 
  // 4. test that after ttl object is deleted
  expect(await state.put(testKey, testValue, { ttl: 2 })).toEqual(testKey)
  res = await state.get(testKey)
  expect(new Date(res.expiration).getTime()).toBeLessThanOrEqual(new Date(Date.now() + 2000).getTime())
  await waitFor(3000) // give it one more sec - ttl is not so precise
  expect(await state.get(testKey)).toEqual(undefined)
+
+ // 5. infinite ttl not supported
+ await expect(state.put(testKey, testValue, { ttl: -1 })).rejects.toThrow()
  })
 
  test('listKeys test: few < 128 keys, many, and expired entries', async () => {