public function testShuffleStringReturnsAnStringWithSameElements()
{
$string = 'acegi';
$shuffleString = BaseProvider::shuffleString($string);
$this->assertContains('a', $shuffleString);
$this->assertContains('c', $shuffleString);
$this->assertContains('e', $shuffleString);
$this->assertContains('g', $shuffleString);
$this->assertContains('i', $shuffleString);
}