@Test
  public void testResolveSibling_givenEmptyPath() {
    Path path = pathService.parsePath("foo/bar");
    Path resolved = path.resolveSibling("");
    assertPathEquals("foo", resolved);

    path = pathService.parsePath("foo");
    resolved = path.resolveSibling("");
    assertPathEquals("", resolved);
  }
Tests for {@link JimfsPath}.

@author Colin Decker
jimfs/src/test/java/com/google/common/jimfs/JimfsPathTest.java