Exemple #1
0
    def test_3_ec_votes_reqd(self):
        real_600 = 270
        real_2016 = 37
        real_2012 = 64
        real_2008 = 96
        results_600 = ps1.ec_votes_reqd(ps1.load_election("600_results.txt"))
        results_2016 = ps1.ec_votes_reqd(ps1.load_election("2016_results.txt"))
        results_2012 = ps1.ec_votes_reqd(ps1.load_election("2012_results.txt"))
        results_2008 = ps1.ec_votes_reqd(ps1.load_election("2008_results.txt"))

        self.assertEqual(
            results_600, real_600,
            "For the sample election: expected %s, got %s." %
            (real_600, results_600))
        self.assertEqual(
            results_2016, real_2016,
            "For the 2016 election: expected %s, got %s." %
            (real_2016, results_2016))
        self.assertEqual(
            results_2012, real_2012,
            "For the 2012 election: expected %s, got %s." %
            (real_2012, results_2012))
        self.assertEqual(
            results_2008, real_2008,
            "For the 2008 election: expected %s, got %s." %
            (real_2008, results_2008))
Exemple #2
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 def test_3_find_winner(self):
     gop_won = ("gop", "dem")
     dem_won = ("dem", "gop")
     results_2016 = ps1.find_winner(ps1.load_election("2016_results.txt"))
     results_2012 = ps1.find_winner(ps1.load_election("2012_results.txt"))
     results_2008 = ps1.find_winner(ps1.load_election("2008_results.txt"))
     real_election = [
         ps1.State("TX", 2, 1, 100),
         ps1.State("CA", 1, 2, 1),
         ps1.State("MA", 1, 2, 2)
     ]
     results_real = ps1.find_winner(real_election)
     self.assertEqual(
         results_2016, gop_won,
         "The tuple returned by find_winner does not have the correct number of items. Expected %s, got %s."
         % (2, len(results_2016)))
     self.assertEqual(
         results_real, dem_won,
         "For a sample election: expected %s, got %s. You appear to be tallying number of states won rather than number of EC votes won by a state."
         % (gop_won, results_real))
     self.assertEqual(
         results_2016, gop_won,
         "For the 2016 election: expected %s, got %s." %
         (gop_won, results_2016))
     self.assertEqual(
         results_2012, dem_won,
         "For the 2012 election: expected %s, got %s." %
         (gop_won, results_2012))
     self.assertEqual(
         results_2008, dem_won,
         "For the 2008 election: expected %s, got %s." %
         (gop_won, results_2008))
Exemple #3
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    def test_2_load_election(self):
        election_600 = ps1.load_election("600_results.txt")
        real_election = [
            ps1.State("TX", 1, 2, 530),
            ps1.State("CA", 4, 5, 3),
            ps1.State("MA", 7, 8, 5)
        ]

        self.assertIsInstance(
            election_600, list,
            "load_electiondid not return a list, but instead returned an instance of %s."
            % type(election_600))
        self.assertEqual(
            len(election_600), 3,
            "The length of the list returned by load_electionis not correct. Expected %s, got %s."
            % (3, len(election_600)))
        self.assertTrue(
            all(isinstance(st, ps1.State) for st in election_600),
            "An item in the list returned by load_election is not a State instance. The item you returned is: %s"
            % election_600)
        self.assertTrue(
            all(election_600[i] == real_election[i]
                for i in range(len(election_600))),
            "The list returned by load_election does not match the expected list. \nExpected: %s \nGot: %s "
            % (real_election, election_600))
Exemple #4
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    def test_4_greedy_election(self):
        real_sample = set(['TX'])
        real_2016 = set(['MI', 'WI', 'PA'])
        real_2012 = set(['NH', 'NV', 'FL', 'DE', 'NM', 'IA', 'VT', 'ME', 'RI'])
        real_2008 = set([
            'NC', 'IN', 'NH', 'DE', 'VT', 'NV', 'NM', 'ME', 'RI', 'IA', 'HI',
            'CO', 'DC', 'VA', 'FL'
        ])
        lost_sample = ps1.get_winner_states(
            ps1.load_election("600_results.txt"))
        lost_2016 = ps1.get_winner_states(
            ps1.load_election("2016_results.txt"))
        lost_2012 = ps1.get_winner_states(
            ps1.load_election("2012_results.txt"))
        lost_2008 = ps1.get_winner_states(
            ps1.load_election("2008_results.txt"))
        votes_sample = ps1.ec_votes_reqd(ps1.load_election("600_results.txt"))
        votes_2016 = ps1.ec_votes_reqd(ps1.load_election("2016_results.txt"))
        votes_2012 = ps1.ec_votes_reqd(ps1.load_election("2012_results.txt"))
        votes_2008 = ps1.ec_votes_reqd(ps1.load_election("2008_results.txt"))
        results_sample_list = ps1.greedy_election(lost_sample, votes_sample)
        results_2016_list = ps1.greedy_election(lost_2016, votes_2016)
        results_2012_list = ps1.greedy_election(lost_2012, votes_2012)
        results_2008_list = ps1.greedy_election(lost_2008, votes_2008)
        results_sample = [state.get_name() for state in results_sample_list]
        results_2016 = [state.get_name() for state in results_2016_list]
        results_2012 = [state.get_name() for state in results_2012_list]
        results_2008 = [state.get_name() for state in results_2008_list]

        self.assertListEqual(
            lost_2016,
            ps1.get_winner_states(ps1.load_election("2016_results.txt")),
            "Do not modify the list passed in")

        self.assertEqual(
            set(results_sample), real_sample,
            "For Sample Results: expected %s, got %s." %
            (real_sample, list(results_sample)))
        self.assertEqual(
            set(results_2016), real_2016,
            "For 2016 Results: expected %s, got %s." %
            (real_2016, results_2016))
        self.assertEqual(
            set(results_2012), real_2012,
            "For 2012 Results: expected %s, got %s." %
            (real_2012, results_2012))
        self.assertEqual(
            set(results_2008), real_2008,
            "For 2008 Results: expected %s, got %s." %
            (real_2008, results_2008))
Exemple #5
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    def test_5_move_min_voters(self):
        real_sample = set(['TX'])
        real_2016 = set(['MI', 'PA', 'WI'])
        real_2012 = set(['FL', 'NH', 'OH', 'VA'])
        real_2008 = set(['FL', 'IN', 'IA', 'NH', 'NC', 'OH', 'VA'])
        lost_sample = ps1.get_winner_states(
            ps1.load_election("600_results.txt"))
        lost_2016 = ps1.get_winner_states(
            ps1.load_election("2016_results.txt"))
        lost_2012 = ps1.get_winner_states(
            ps1.load_election("2012_results.txt"))
        lost_2008 = ps1.get_winner_states(
            ps1.load_election("2008_results.txt"))
        votes_sample = ps1.ec_votes_reqd(ps1.load_election("600_results.txt"))
        votes_2016 = ps1.ec_votes_reqd(ps1.load_election("2016_results.txt"))
        votes_2012 = ps1.ec_votes_reqd(ps1.load_election("2012_results.txt"))
        votes_2008 = ps1.ec_votes_reqd(ps1.load_election("2008_results.txt"))
        results_sample = set(
            state.get_name()
            for state in ps1.move_min_voters(lost_sample, votes_sample))
        results_2016 = set(
            state.get_name()
            for state in ps1.move_min_voters(lost_2016, votes_2016))
        results_2012 = set(
            state.get_name()
            for state in ps1.move_min_voters(lost_2012, votes_2012))
        results_2008 = set(
            state.get_name()
            for state in ps1.move_min_voters(lost_2008, votes_2008))

        self.assertEqual(
            results_sample, real_sample,
            "For Sample Results: expected States %s, got %s." %
            (list(real_sample), list(results_sample)))
        self.assertEqual(
            results_2016, real_2016,
            "For the 2016 election: expected States %s, got %s." %
            (list(real_2016), list(results_2016)))
        self.assertEqual(
            results_2012, real_2012,
            "For the 2012 election: expected States %s, got %s." %
            (list(real_2012), list(results_2012)))
        self.assertEqual(
            results_2008, real_2008,
            "For the 2008 election: expected States %s, got %s." %
            (list(real_2008), list(results_2008)))
Exemple #6
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    def test_6_flip_election(self):
        real_sample = None
        real_2016 = ({
            ('NY', 'MI'): 10705,
            ('NY', 'WI'): 22749,
            ('NY', 'PA'): 44293
        }, 46, 77747)
        real_2012 = ({
            ('UT', 'NH'): 39644,
            ('UT', 'NV'): 67807,
            ('UT', 'FL'): 74310,
            ('UT', 'DE'): 77101,
            ('UT', 'NM'): 79548,
            ('UT', 'IA'): 91928,
            ('UT', 'VT'): 58448,
            ('AL', 'VT'): 48094,
            ('AL', 'ME'): 109031,
            ('AL', 'RI'): 122474
        }, 64, 768385)
        real_2008 = ({
            ('OK', 'FL'): 236451,
            ('OK', 'IN'): 28392,
            ('OK', 'IA'): 146562,
            ('OK', 'NH'): 46263,
            ('AL', 'NH'): 22030,
            ('AL', 'NC'): 14178,
            ('AL', 'OH'): 262225,
            ('AL', 'VA'): 154633,
            ('LA', 'VA'): 79895
        }, 97, 990629)
        election_sample = ps1.load_election("600_results.txt")
        election_2016 = ps1.load_election("2016_results.txt")
        election_2012 = ps1.load_election("2012_results.txt")
        election_2008 = ps1.load_election("2008_results.txt")

        lost_states_sample, ec_needed_sample = ps1.get_winner_states(
            election_sample), ps1.ec_votes_reqd(election_sample)
        lost_states_2016, ec_needed_2016 = ps1.get_winner_states(
            election_2016), ps1.ec_votes_reqd(election_2016)
        lost_states_2012, ec_needed_2012 = ps1.get_winner_states(
            election_2012), ps1.ec_votes_reqd(election_2012)
        lost_states_2008, ec_needed_2008 = ps1.get_winner_states(
            election_2008), ps1.ec_votes_reqd(election_2008)

        results_sample_g = ps1.flip_election(
            election_sample,
            ps1.move_min_voters(lost_states_sample, ec_needed_sample))
        results_2016_g = ps1.flip_election(
            election_2016, ps1.greedy_election(lost_states_2016,
                                               ec_needed_2016))
        results_2012_g = ps1.flip_election(
            election_2012, ps1.greedy_election(lost_states_2012,
                                               ec_needed_2012))

        min_voters_2008 = ps1.move_min_voters(lost_states_2008, ec_needed_2008)
        results_2008_dp = ps1.flip_election(election_2008, min_voters_2008)

        self.assertListEqual(
            ps1.move_min_voters(lost_states_2008, ec_needed_2008),
            min_voters_2008, "Do not modify the list passed in")

        self.assertTrue(
            check_valid_mapping(election_sample, results_sample_g,
                                real_sample),
            "Your flip_election results did not give the correct result. For the sample election you got %s, \n one valid solution is %s."
            % (results_sample_g, real_sample))
        self.assertTrue(
            check_valid_mapping(election_2016, results_2016_g, real_2016),
            "Your flip_election results did not give the correct result. For the 2016 election you got %s, \n one valid solution is %s."
            % (results_2016_g, real_2016))
        self.assertTrue(
            check_valid_mapping(election_2012, results_2012_g, real_2012),
            "Your flip_election results did not give the correct result. For the 2012 election you got %s, \n one valid solution is %s."
            % (
                results_2012_g,
                real_2012,
            ))
        self.assertTrue(
            check_valid_mapping(election_2008, results_2008_dp, real_2008),
            "Your flip_election results did not give the correct result. For the 2008 election you got %s, \n one valid solution is %s."
            % (results_2008_dp, real_2008))
Exemple #7
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    def test_5_dp_move_max_voters(self):
        real_sample = set([])
        real_2016 = set([
            'NE', 'WV', 'OK', 'KY', 'TN', 'AL', 'AR', 'MO', 'ND', 'IN', 'LA',
            'KS', 'WY', 'SD', 'MS', 'UT', 'SC', 'OH', 'TX', 'ID', 'NC', 'MT',
            'IA', 'GA', 'FL', 'AZ', 'AK'
        ])
        real_2012 = set([
            'NY', 'MA', 'MD', 'DC', 'WA', 'HI', 'VT', 'NJ', 'CA', 'IL', 'CT',
            'RI', 'OR', 'MI', 'MN', 'WI', 'NM', 'ME', 'PA', 'IA', 'DE', 'NV',
            'CO'
        ])
        real_2008 = set([
            'DC', 'VT', 'IL', 'NY', 'MA', 'MD', 'MI', 'CA', 'CT', 'WI', 'WA',
            'HI', 'OR', 'RI', 'NJ', 'PA', 'NM', 'MN', 'DE', 'NV', 'ME', 'CO'
        ])
        lost_sample = ps1.get_winner_states(
            ps1.load_election("600_results.txt"))
        lost_2016 = ps1.get_winner_states(
            ps1.load_election("2016_results.txt"))
        lost_2012 = ps1.get_winner_states(
            ps1.load_election("2012_results.txt"))
        lost_2008 = ps1.get_winner_states(
            ps1.load_election("2008_results.txt"))
        votes_reqd_2016 = ps1.ec_votes_reqd(
            ps1.load_election("2016_results.txt"))
        votes_reqd_2012 = ps1.ec_votes_reqd(
            ps1.load_election("2012_results.txt"))
        votes_reqd_2008 = ps1.ec_votes_reqd(
            ps1.load_election("2008_results.txt"))
        lost_votes_2016 = sum(state.get_num_ecvotes() for state in lost_2016)
        lost_votes_2012 = sum(state.get_num_ecvotes() for state in lost_2012)
        lost_votes_2008 = sum(state.get_num_ecvotes() for state in lost_2008)
        results_sample = set(
            state.get_name()
            for state in ps1.dp_move_max_voters(lost_sample, 2))
        results_2016 = [
            state.get_name() for state in ps1.dp_move_max_voters(
                lost_2016, lost_votes_2016 - votes_reqd_2016)
        ]
        results_2012 = [
            state.get_name() for state in ps1.dp_move_max_voters(
                lost_2012, lost_votes_2012 - votes_reqd_2012)
        ]
        results_2008 = [
            state.get_name() for state in ps1.dp_move_max_voters(
                lost_2008, lost_votes_2008 - votes_reqd_2008)
        ]

        self.assertEqual(
            set(results_sample), real_sample,
            "For Sample Results: expected States %s, got %s." %
            (list(real_sample), list(results_sample)))
        self.assertEqual(
            set(results_2016), real_2016,
            "For the 2016 election: expected States %s, got %s." %
            (list(real_2016), list(results_2016)))
        self.assertEqual(
            set(results_2012), real_2012,
            "For the 2012 election: expected States %s, got %s." %
            (list(real_2012), list(results_2012)))
        self.assertEqual(
            set(results_2008), real_2008,
            "For the 2008 election: expected States %s, got %s." %
            (list(real_2008), list(results_2008)))
Exemple #8
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    def test_3_get_winner_states(self):
        real_600 = set(['TX', 'CA', 'MA'])
        real_2016 = set([
            'AL', 'AK', 'AZ', 'AR', 'FL', 'GA', 'ID', 'IN', 'IA', 'KS', 'KY',
            'LA', 'MI', 'MS', 'MO', 'MT', 'NE', 'NC', 'ND', 'OH', 'OK', 'PA',
            'SC', 'SD', 'TN', 'TX', 'UT', 'WV', 'WI', 'WY'
        ])
        real_2012 = set([
            'CA', 'CO', 'CT', 'DE', 'DC', 'FL', 'HI', 'IL', 'IA', 'ME', 'MD',
            'MA', 'MI', 'MN', 'NV', 'NH', 'NJ', 'NM', 'NY', 'OH', 'OR', 'PA',
            'RI', 'VT', 'VA', 'WA', 'WI'
        ])
        real_2008 = set([
            'CA', 'CO', 'CT', 'DE', 'DC', 'FL', 'HI', 'IL', 'IN', 'IA', 'ME',
            'MD', 'MA', 'MI', 'MN', 'NV', 'NH', 'NJ', 'NM', 'NY', 'NC', 'OH',
            'OR', 'PA', 'RI', 'VT', 'VA', 'WA', 'WI'
        ])

        results_600 = [
            state.get_name() for state in ps1.get_winner_states(
                ps1.load_election("600_results.txt"))
        ]
        results_2016 = [
            state.get_name() for state in ps1.get_winner_states(
                ps1.load_election("2016_results.txt"))
        ]
        results_2012 = [
            state.get_name() for state in ps1.get_winner_states(
                ps1.load_election("2012_results.txt"))
        ]
        results_2008 = [
            state.get_name() for state in ps1.get_winner_states(
                ps1.load_election("2008_results.txt"))
        ]

        self.assertTrue(type(results_600) == list, "Please return a list")
        self.assertEqual(len(results_600), len(set(results_600)),
                         "Duplicate states found in list")
        self.assertEqual(len(results_2016), len(set(results_2016)),
                         "Duplicate states found in list")
        self.assertEqual(len(results_2012), len(set(results_2012)),
                         "Duplicate states found in list")
        self.assertEqual(len(results_2008), len(set(results_2008)),
                         "Duplicate states found in list")

        self.assertEqual(
            real_600, set(results_600),
            "For the sample election: expected %s, got %s." %
            (real_600, results_600))
        self.assertEqual(
            real_2016, set(results_2016),
            "For the 2016 election: expected %s, got %s." %
            (real_2016, results_2016))
        self.assertEqual(
            real_2012, set(results_2012),
            "For the 2012 election: expected %s, got %s." %
            (real_2012, results_2012))
        self.assertEqual(
            real_2008, set(results_2008),
            "For the 2008 election: expected %s, got %s." %
            (real_2008, results_2008))