EnTab { public int getTabSpacing() { return tabs.getTabSpacing(); } EnTab(int n);  EnTab(); int getTabSpacing(); static void main(String[] argv); void entab(BufferedReader is, PrintWriter out); void entab(BufferedReader is, PrintStream out); String entabLine(String line);  }
@Test public void testGetTabSpacingDelegation() { assertEquals(4, t4.getTabSpacing()); assertEquals(8, t8.getTabSpacing()); }