Tests path caching by calling `path()` twice.

Devolve

void

Source

						public function testPathCaching() {
		$this->assertFalse(Libraries::cache(false));
		$path = Libraries::path(__CLASS__);
		$this->assertEqual(__FILE__, realpath($path));

		$result = Libraries::cache();
		$this->assertEqual(realpath($result[__CLASS__]), __FILE__);
	}