public function testThatSelectSupportsInternalFunctionsWithOneParameter(\Pinq\ITraversable $values, array $data)
{
//Signature: strlen($string)
$paddedValues = $values->select('strlen');
//Ensure that even though the key will be the second parameter, it does not trigger an error.
$this->assertMatches($paddedValues, [5 => 3, 10 => 5, 20 => 11]);
}