public function testPut($path = null, $putArray = [], $expect = null)
{
/* setup */
$directory = new Directory();
$directory->init(Stream::url($path));
$directory->put($putArray[0], $putArray[1]);
/* actual */
$actual = file_get_contents(Stream::url($path . '/' . $putArray[0]));
/* compare */
$this->assertEquals($expect, $actual);
}