public void testToString() { String expect = new String(minimum + ":" + maximum); assertEquals("Test toString()", expect, dr.toString()); }
  public void testIsInRange() {    assert("Test isInRange()", dr.isInRange(new Double(8.5)));    assert("Test isInRange()", dr.isInRange(new Double(0.01)));    assert("Test isInRange()", !dr.isInRange(new Integer(5)));    assert("Test isInRange()", !dr.isInRange(new Double(10.1)));    assert("Test isInRange()", !dr.isInRange(new String("Hello")));  }  public void testToString() {    String expect = new String(minimum + ":" + maximum);    assertEquals("Test toString()", expect, dr.toString());  }