public function testSquashArrayTo1Dim() { $y = array('a' => array(1, 2, 3, 4), 'b' => array(5, 6, 7, 8), 'c' => array(9, 10, 11, 12)); $x = EventCache::squashArrayTo1Dim($y); $this->assertEquals('1741593048', $x['a']); $this->assertTrue(count($x) === 3); }