public function testShuffleAssoc()
{
$this->assertEquals('string', Arrays::shuffleAssoc('string'));
$expected = ['x' => 'x', 'y' => 'y', 'z' => 'z'];
$shuffled = Arrays::shuffleAssoc($expected);
$this->assertFalse((bool) array_diff_assoc($expected, $shuffled));
$this->assertFalse((bool) array_diff_assoc($shuffled, $expected));
srand(40);
$expected = ['z' => 'z', 'y' => 'y', 'x' => 'x'];
$shuffled = Arrays::shuffleAssoc($expected);
$this->assertEquals(json_encode($expected), json_encode($shuffled));
}
/**
* Shuffles an array maintaining key association
*
* @param array $array
*
* @return array
*
* @deprecated
*/
function shuffle_assoc($array)
{
return \Packaged\Helpers\Arrays::shuffleAssoc($array);
}
/**
* @return $this
*/
private function _sortByRand()
{
$this->words = Arrays::shuffleAssoc($this->words);
return $this;
}
