/**
* @return float consumption per 100km
*/
public function getAverageConsumption()
{
$count = $this->refuels->count();
if (!$count) {
return;
}
$sum = 0;
$this->refuels->map(function (Refuel $refuel) use(&$sum) {
$sum += $refuel->getConsumption();
});
return $sum / $count;
}
public function test_filter_map()
{
$arc = new ArrayCollection(array('aap', 'aap', 'noot', 'mies'));
$filtered = $arc->filter(function ($i) {
return $i != 'aap';
});
$this->assertInstanceOf('\\SAML2\\Utilities\\ArrayCollection', $filtered);
$this->assertEquals($filtered->get(0), null);
$this->assertEquals($filtered->get(1), null);
$this->assertEquals($filtered->get(2), 'noot');
$this->assertEquals($filtered->get(3), 'mies');
$mapped = $arc->map(function ($i) {
return ucfirst($i);
});
$this->assertInstanceOf('\\SAML2\\Utilities\\ArrayCollection', $mapped);
$this->assertEquals($mapped->get(0), 'Aap');
$this->assertEquals($mapped->get(1), 'Aap');
$this->assertEquals($mapped->get(2), 'Noot');
$this->assertEquals($mapped->get(3), 'Mies');
// ensure original is not changed
$this->assertEquals($arc->get(0), 'aap');
$this->assertEquals($arc->get(1), 'aap');
$this->assertEquals($arc->get(2), 'noot');
$this->assertEquals($arc->get(3), 'mies');
}
/** {@inheritDoc} */
public function map(Closure $func)
{
$this->initialize();
return $this->collection->map($func);
}
