public function testDirnameBuilding()
{
$root = new Root();
$root->addDirectory($d1 = new Directory('dir1'));
$root->addDirectory($d2 = new Directory('dir2'));
$d2->addDirectory($d3 = new Directory('dir3'));
$this->assertEquals(null, $root->dirname());
$this->assertEquals('/', $d1->dirname());
$this->assertEquals('/', $d2->dirname());
$this->assertEquals('/dir2', $d3->dirname());
}
public function testDirname()
{
$root = new Root();
$this->assertEquals('', $root->dirname());
}
