/**
* @dataProvider simpleArrayProvider
*/
public function testGetRandomKeys(array $array)
{
if (0 === count($array)) {
return;
}
$ma = new ImmutableArray($array);
$keys = $ma->getRandomKeys(2);
$this->assertCount(2, $keys);
foreach ($keys as $key) {
$this->assertTrue(array_key_exists($key, $array));
}
}
