src/unit/engine/Phpunit6TestEngine.php [11:56]:
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  private $configFile;
  private $phpunitBinary = 'phpunit';
  private $affectedTests;
  private $projectRoot;

  public function run() {
    $this->projectRoot = $this->getWorkingCopy()->getProjectRoot();
    $this->affectedTests = array();
    foreach ($this->getPaths() as $path) {

      $path = Filesystem::resolvePath($path, $this->projectRoot);

      // TODO: add support for directories
      // Users can call phpunit on the directory themselves
      if (is_dir($path)) {
        continue;
      }

      // Not sure if it would make sense to go further if
      // it is not a .php file
      if (substr($path, -4) != '.php') {
        continue;
      }

      if (substr($path, -8) == 'Test.php') {
        // Looks like a valid test file name.
        $this->affectedTests[$path] = $path;
        continue;
      }

      if ($test = $this->findTestFile($path)) {
        $this->affectedTests[$path] = $test;
      }

    }

    if (empty($this->affectedTests)) {
      throw new ArcanistNoEffectException(pht('No tests to run.'));
    }

    $this->prepareConfigFile();
    $futures = array();
    $tmpfiles = array();
    foreach ($this->affectedTests as $class_path => $test_path) {
      if (!Filesystem::pathExists($test_path)) {
        continue;
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src/unit/engine/PhpunitTestEngine.php [8:53]:
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  private $configFile;
  private $phpunitBinary = 'phpunit';
  private $affectedTests;
  private $projectRoot;

  public function run() {
    $this->projectRoot = $this->getWorkingCopy()->getProjectRoot();
    $this->affectedTests = array();
    foreach ($this->getPaths() as $path) {

      $path = Filesystem::resolvePath($path, $this->projectRoot);

      // TODO: add support for directories
      // Users can call phpunit on the directory themselves
      if (is_dir($path)) {
        continue;
      }

      // Not sure if it would make sense to go further if
      // it is not a .php file
      if (substr($path, -4) != '.php') {
        continue;
      }

      if (substr($path, -8) == 'Test.php') {
        // Looks like a valid test file name.
        $this->affectedTests[$path] = $path;
        continue;
      }

      if ($test = $this->findTestFile($path)) {
        $this->affectedTests[$path] = $test;
      }

    }

    if (empty($this->affectedTests)) {
      throw new ArcanistNoEffectException(pht('No tests to run.'));
    }

    $this->prepareConfigFile();
    $futures = array();
    $tmpfiles = array();
    foreach ($this->affectedTests as $class_path => $test_path) {
      if (!Filesystem::pathExists($test_path)) {
        continue;
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