@Test
public void getLastModified() {

    assertNull(properPage.getLastModified());
    assertNull(properPage.getLastModifiedDate());
    final Calendar created = Calendar.getInstance();
    jcrContent.putProperty(JcrConstants.JCR_CREATED, created);
    assertEquals(created, properPage.getLastModified());
    assertEquals(created.getTime(), properPage.getLastModifiedDate());
    final Calendar lastModified = Calendar.getInstance();
    jcrContent.putProperty(JcrConstants.JCR_LASTMODIFIED, lastModified);
    assertEquals(lastModified, properPage.getLastModified());
    assertEquals(lastModified.getTime(), properPage.getLastModifiedDate());
}