TimerMap { public boolean isActive() { return !resultsMap.isEmpty(); }  void addResult(TankResult result); boolean isActive(); void start(String name); TankResult end(String name);  }
@Test public void testIsActive_1() throws Exception { TimerMap fixture = new TimerMap(); boolean result = fixture.isActive(); assertTrue(!result); }
@Test public void testIsActive_2() throws Exception { TimerMap fixture = new TimerMap(); boolean result = fixture.isActive(); assertTrue(!result); }