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<?php |
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namespace Tests\Michaelc\Voting; |
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use Michaelc\Voting\STV\Ballot; |
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use Michaelc\Voting\STV\Candidate; |
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use Michaelc\Voting\STV\Election; |
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use Michaelc\Voting\STV\VoteHandler; |
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use Psr\Log\LoggerInterface as Logger; |
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class StvElectionTest extends \PHPUnit_Framework_TestCase |
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{ |
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public function testNewElection() |
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{ |
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$winners = 2; |
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$candidateCount = 6; |
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$candidates = $ballots = []; |
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for ($i = 1; $i <= $candidateCount; ++$i) { |
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$candidates[$i] = new Candidate($i); |
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} |
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$ballots[] = new Ballot([4, 5, 6]); |
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$ballots[] = new Ballot([1, 2, 3]); |
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$election = new Election($winners, $candidates, $ballots); |
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$this->assertEquals($candidates[3], $election->getCandidate(3)); |
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$this->assertEquals($candidateCount, $election->getCandidateCount()); |
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$this->assertEquals($candidateCount, $election->getActiveCandidateCount()); |
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$this->assertEquals($winners, $election->getWinnersCount()); |
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$this->assertEquals(2, $election->getNumBallots()); |
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$candidateIds = $election->getCandidateIds(); |
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$this->assertCount($candidateCount, $candidateIds); |
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for ($i = 1; $i <= $candidateCount; ++$i) { |
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$this->assertContains($i, $candidateIds); |
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} |
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} |
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public function testElectionRunner() |
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{ |
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$election = $this->getSampleElection(); |
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$logger = $this->createMock(Logger::class); |
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$runner = new VoteHandler($election, $logger); |
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} |
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public function testCandidatesStateSetting() |
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{ |
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$election = $this->getSampleElection(); |
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$election->getCandidates()[5]->setState(Candidate::ELECTED); |
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$election->getCandidates()[6]->setState(Candidate::ELECTED); |
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$election->getCandidates()[10]->setState(Candidate::DEFEATED); |
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$election->getCandidates()[11]->setState(Candidate::DEFEATED); |
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$this->assertEquals(Candidate::ELECTED, $election->getCandidates()[5]->getState()); |
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$this->assertEquals(Candidate::ELECTED, $election->getCandidates()[6]->getState()); |
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$this->assertEquals(Candidate::DEFEATED, $election->getCandidates()[10]->getState()); |
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$this->assertEquals(Candidate::DEFEATED, $election->getCandidates()[11]->getState()); |
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$this->assertEquals(Candidate::RUNNING, $election->getCandidates()[1]->getState()); |
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$this->assertEquals(Candidate::RUNNING, $election->getCandidates()[2]->getState()); |
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} |
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public function testCandidatesFetchingByState() |
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{ |
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$election = $this->getSampleElection(); |
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$election->getCandidates()[5]->setState(Candidate::ELECTED); |
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$election->getCandidates()[6]->setState(Candidate::ELECTED); |
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$election->getCandidates()[10]->setState(Candidate::DEFEATED); |
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$active = $election->getActiveCandidates(); |
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$defeated = $election->getDefeatedCandidates(); |
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$elected = $election->getElectedCandidates(); |
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$this->assertContains($election->getCandidates()[5], $elected); |
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$this->assertContains($election->getCandidates()[6], $elected); |
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$this->assertContains($election->getCandidates()[10], $defeated); |
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$this->assertContains($election->getCandidates()[1], $active); |
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$this->assertCount(2, $elected); |
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$this->assertCount(1, $defeated); |
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$this->assertCount(($election->getCandidateCount() - 3), $active); |
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} |
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protected function getSampleElection() |
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{ |
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$candidates = $ballots = []; |
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for ($i = 1; $i <= 20; ++$i) { |
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$candidates[$i] = new Candidate($i); |
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} |
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for ($i = 0; $i <= 40; ++$i) { |
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$ballots[] = new Ballot([random_int(1, 20), random_int(1, 20), random_int(1, 20)]); |
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} |
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$election = new Election(12, $candidates, $ballots); |
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return $election; |
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} |
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} |
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This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.