public function testDiffStatEmpty()
{
$this->logger->expects($this->at(0))->method('log')->with($this->equalTo('notice'), $this->equalTo('No changes on server.'));
$this->environment->expects($this->once())->method('diffstat')->willReturn([]);
$out = $this->command->diffstat('mysite.dev');
$this->assertEquals([], $out->getArrayCopy());
}