/**
* @test
*/
public function mapが各要素を2倍した配列を返す()
{
$collection = new Collection([1, 2, 4]);
$actual = $collection->map(function ($data) {
return $data * 2;
})->all();
$this->assertEquals([2, 4, 8], $actual);
}
/**
* @test
*/
public function mapが各要素を2倍した配列を返す()
{
$collection = new Collection([1, 2, 4]);
$actual = $collection->map(function ($data) {
return $data * 2;
})->all();
$this->assertEquals([2, 4, 8], $actual);
}
