sdks/python/apache_beam/examples/complete/game/leader_board_test.py

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"""Test for the leader_board example."""

from __future__ import absolute_import

import logging
import unittest

import apache_beam as beam
from apache_beam.examples.complete.game import leader_board
from apache_beam.testing.test_pipeline import TestPipeline
from apache_beam.testing.util import assert_that
from apache_beam.testing.util import equal_to


class LeaderBoardTest(unittest.TestCase):

  SAMPLE_DATA = [
      'user1_team1,team1,18,1447686663000,2015-11-16 15:11:03.921',
      'user1_team1,team1,18,1447690263000,2015-11-16 16:11:03.921',
      'user2_team2,team2,2,1447690263000,2015-11-16 16:11:03.955',
      'user3_team3,team3,8,1447690263000,2015-11-16 16:11:03.955',
      'user4_team3,team3,5,1447690263000,2015-11-16 16:11:03.959',
      'user1_team1,team1,14,1447697463000,2015-11-16 18:11:03.955',
  ]

  def create_data(self, p):
    return (p
            | beam.Create(LeaderBoardTest.SAMPLE_DATA)
            | beam.ParDo(leader_board.ParseGameEventFn())
            | beam.Map(lambda elem:\
                       beam.window.TimestampedValue(elem, elem['timestamp'])))

  def test_leader_board_teams(self):
    with TestPipeline() as p:
      result = (
          self.create_data(p)
          | leader_board.CalculateTeamScores(
              team_window_duration=60,
              allowed_lateness=120))
      assert_that(result, equal_to([
          ('team1', 14), ('team1', 18), ('team1', 18), ('team2', 2),
          ('team3', 13)]))

  def test_leader_board_users(self):
    with TestPipeline() as p:
      result = (
          self.create_data(p)
          | leader_board.CalculateUserScores(allowed_lateness=120))
      assert_that(result, equal_to([]))


if __name__ == '__main__':
  logging.getLogger().setLevel(logging.INFO)
  unittest.main()