X-Git-Url: https://projects.mako.cc/source/rubyvote/blobdiff_plain/f7c9e07cba2bbd115e1ae82b1a407b1c6e603775..c9649b477b0e94c4f7f36e6d42225e0d6a113f57:/test/condorcet_test.rb diff --git a/test/condorcet_test.rb b/test/condorcet_test.rb index aebc8f0..0e45d4a 100644 --- a/test/condorcet_test.rb +++ b/test/condorcet_test.rb @@ -1,10 +1,13 @@ -#!/usr/bin/ruby -Ilib - require 'test/unit' require 'rubyvote/election' require 'rubyvote/condorcet' class TestCondorcetVote < Test::Unit::TestCase + def test_condorcet_empty + vote_array = [[]] + assert_nil PureCondorcetVote.new(vote_array).result.winners[0] + assert_equal(false, PureCondorcetVote.new(vote_array).result.winner?) + end def test_condorcet vote_array = Array.new @@ -13,7 +16,7 @@ class TestCondorcetVote < Test::Unit::TestCase 2.times {vote_array << "BAC".split("")} assert_equal "B", PureCondorcetVote.new(vote_array).result.winners[0] - assert_equal [['B'], ['A'], ['C']], PureCondorcetVote.new(vote_array).results + assert_equal [['B'], ['A'], ['C']], PureCondorcetVote.new(vote_array).result.ranked_candidates end def test_condorcet_2 @@ -24,9 +27,15 @@ class TestCondorcetVote < Test::Unit::TestCase v = PureCondorcetVote.new(vote_array) assert_equal ["6", "7"], v.result.winners - assert_equal [['6', '7'], ['8']], v.results + assert_equal [['6', '7'], ['8']], v.result.ranked_candidates end + def test_ssd_empty + vote_array = [[]] + assert_nil CloneproofSSDVote.new(vote_array).result.winners[0] + assert_equal(false, CloneproofSSDVote.new(vote_array).result.winner?) + end + def test_ssd vote_array = Array.new 5.times {vote_array << "ACBED".split("")} @@ -40,7 +49,7 @@ class TestCondorcetVote < Test::Unit::TestCase assert_equal "E", CloneproofSSDVote.new(vote_array).result.winners[0] assert_equal [['E'], ['A'], ['C'], ['B'], ['D']], - CloneproofSSDVote.new(vote_array).results + CloneproofSSDVote.new(vote_array).result.ranked_candidates end def test_ssd2 @@ -57,7 +66,7 @@ class TestCondorcetVote < Test::Unit::TestCase assert_equal "D", CloneproofSSDVote.new(vote_array).result.winners[0] assert_equal [['D'], ['A'], ['C'], ['B']], - CloneproofSSDVote.new(vote_array).results + CloneproofSSDVote.new(vote_array).result.ranked_candidates end def test_ssd3 @@ -69,7 +78,7 @@ class TestCondorcetVote < Test::Unit::TestCase assert_equal "B", CloneproofSSDVote.new(vote_array).result.winners[0] assert_equal [['B'], ['C'], ['D'], ['A']], - CloneproofSSDVote.new(vote_array).results + CloneproofSSDVote.new(vote_array).result.ranked_candidates end def test_ssd_incomplete_votes @@ -82,7 +91,7 @@ class TestCondorcetVote < Test::Unit::TestCase vote = CloneproofSSDVote.new(vote_array) assert_equal "B", vote.result.winners[0] - assert_equal [['B'], ['C'], ['D'], ['A']], vote.results + assert_equal [['B'], ['C'], ['D'], ['A']], vote.result.ranked_candidates end def test_ssd_incomplete_votes_2 @@ -95,7 +104,7 @@ class TestCondorcetVote < Test::Unit::TestCase vote = CloneproofSSDVote.new(vote_array) assert_equal "B", vote.result.winners[0] - assert_equal [['B'], ['C'], ['D'], ['A']], vote.results + assert_equal [['B'], ['C'], ['D'], ['A']], vote.result.ranked_candidates end # @@ -107,7 +116,7 @@ class TestCondorcetVote < Test::Unit::TestCase def test_ssd_single_vote vote = CloneproofSSDVote.new([[78]]) assert_equal 78, vote.result.winners[0] - assert_equal [[78]], vote.results + assert_equal [[78]], vote.result.ranked_candidates end def test_ssd_sparse @@ -115,8 +124,8 @@ class TestCondorcetVote < Test::Unit::TestCase vote_array << ['B', 'D'] vote_array << ['A', 'C'] vote_array << ['E', 'C'] - results = CloneproofSSDVote.new(vote_array).results - assert_equal 5, results.flatten.size + ranked_candidates = CloneproofSSDVote.new(vote_array).result.ranked_candidates + assert_equal 5, ranked_candidates.flatten.size end def test_ssd_sparse_2 @@ -125,7 +134,25 @@ class TestCondorcetVote < Test::Unit::TestCase vote_array << [64, 65, 66, 63] vote = CloneproofSSDVote.new(vote_array) assert_equal 65, vote.result.winners[0] - assert_equal [[65, 64], [63, 66]], vote.results + assert_equal [[65, 64], [63, 66]], vote.result.ranked_candidates end + def test_ssd_multiple_equivalent + vote_array = Array.new + vote_array << ['B', ['A', 'C'], 'D'] + vote_array << ['A', 'C'] + vote_array << [['E', 'D'], 'C'] + ranked_candidates = CloneproofSSDVote.new(vote_array).result.ranked_candidates + assert_equal 5, ranked_candidates.flatten.size + assert_equal [['A', 'C'], ['B', 'D'], ['E']], ranked_candidates + end + + def test_ssd_multiple_equivalent_2 + vote_array = Array.new + vote_array << ['B', ['A'], 'C'] + vote_array << ['B', ['C'], 'A'] + ranked_candidates = CloneproofSSDVote.new(vote_array).result.ranked_candidates + assert_equal 3, ranked_candidates.flatten.size + assert_equal [['B'], ['A', 'C']], ranked_candidates + end end