public function testPull()
{
$array = ['name' => 'Desk', 'price' => 100];
$name = Arr::pull($array, 'name');
$this->assertEquals('Desk', $name);
$this->assertEquals(['price' => 100], $array);
// Only works on first level keys
$array = ['*****@*****.**' => 'Joe', 'jane@localhost' => 'Jane'];
$name = Arr::pull($array, '*****@*****.**');
$this->assertEquals('Joe', $name);
$this->assertEquals(['jane@localhost' => 'Jane'], $array);
// Does not work for nested keys
$array = ['emails' => ['*****@*****.**' => 'Joe', 'jane@localhost' => 'Jane']];
$name = Arr::pull($array, '*****@*****.**');
$this->assertEquals(null, $name);
$this->assertEquals(['emails' => ['*****@*****.**' => 'Joe', 'jane@localhost' => 'Jane']], $array);
}