public function testAddCitizen()
{
$citizens = $this->getCitizens();
$population = new \ChillGeneticAlgorithm\Population($citizens);
$newCitizen = new DummyCitizen();
$this->assertNull($population->getCitizenByUniqueIdentifier($newCitizen->getUniqueIdentifier()));
$population->addCitizen($newCitizen);
$this->assertEquals($newCitizen, $population->getCitizenByUniqueIdentifier($newCitizen->getUniqueIdentifier()));
}
public function testTwoCitizensWithSamePropertiesHaveDifferentUniqueIdentifiers()
{
$favoriteFood = 'tacos';
$romeo = new DummyCitizen();
$romeo->favoriteFood = $favoriteFood;
$juliet = new DummyCitizen();
$juliet->favoriteFood = $favoriteFood;
$this->assertNotEquals($romeo->getUniqueIdentifier(), $juliet->getUniqueIdentifier());
}
public function testWorstPerformerUniqueIdentifier()
{
$worstPerformersIdentifiers = $this->scoreManager->getWorstPerformersUniqueIdentifiers(1);
$this->assertEquals($this->lowestScoreCitizen->getUniqueIdentifier(), $worstPerformersIdentifiers[0]);
}
