@Test
public void processPathFile() throws IOException {

  TestFile testfile = new TestFile("testDir", "testFile");
  LinkedList<PathData> pathData = new LinkedList<PathData>();
  pathData.add(testfile.getPathData());
  PrintStream out = mock(PrintStream.class);
  Ls ls = new Ls();
  ls.out = out;
  LinkedList<String> options = new LinkedList<String>();
  ls.processOptions(options);
  String lineFormat = TestFile.computeLineFormat(pathData);
  ls.processArguments(pathData);
  InOrder inOrder = inOrder(out);
  inOrder.verify(out).println(testfile.formatLineMtime(lineFormat));
  verifyNoMoreInteractions(out);
}