codewars/php/kyu7/bubblesort_once/k_test.php

<?php

use PHPUnit\Framework\TestCase;

require_once __DIR__ . "/k.php";

class BubblesortOnceTest extends TestCase {
  public function testExample() {
    $this->assertEquals(array(7, 5, 3, 1, 2, 4, 6, 8, 9), bubblesort_once(array(9, 7, 5, 3, 1, 2, 4, 6, 8)));
  }
}