public function setUp()
 {
     $this->root = vfsStream::setup();
     $this->cache_dir = $this->root->url() . DIRECTORY_SEPARATOR . '.smartrunner';
     $this->fs = new FileSystem($this->root->url());
     $this->config_generator = $this->prophesize('iakio\\phpunit\\smartrunner\\commands\\initcommand\\ConfigGenerator');
     $this->config_generator->generate()->willReturn(new Config([]));
     $this->phpunit_config_generator = $this->prophesize('iakio\\phpunit\\smartrunner\\commands\\initcommand\\PhpunitConfigGenerator');
     $this->command = new InitCommand($this->fs, $this->config_generator->reveal(), $this->phpunit_config_generator->reveal());
 }