@Test
public void testPackagePath() {

  assertEquals("org/apache/giraph/utils",
      ReflectionUtils.getPackagePath(TestReflectionUtils.class));
  assertEquals("org/apache/giraph/utils",
      ReflectionUtils.getPackagePath(getClass()));
  assertEquals("org/apache/giraph/utils",
      ReflectionUtils.getPackagePath(this));
}