public function testDiffStat()
{
$diffs = ['myfile.txt' => ['status' => 'm', 'deletions' => 2, 'additions' => 4], 'another.txt' => ['status' => 'm', 'deletions' => 3, 'additions' => 0]];
$expected = [['file' => 'myfile.txt'] + $diffs['myfile.txt'], ['file' => 'another.txt'] + $diffs['another.txt']];
$this->environment->expects($this->once())->method('diffstat')->willReturn($diffs);
$out = $this->command->diffstat('mysite.dev');
$this->assertEquals($expected, $out->getArrayCopy());
}