code: @Test public void testLeaseRelease() throws Exception {
    HttpConnection conn1=Mockito.mock(HttpConnection.class);
    HttpConnection conn2=Mockito.mock(HttpConnection.class);
    HttpConnectionFactory connFactory=Mockito.mock(HttpConnectionFactory.class);
    Mockito.when(connFactory.create(Mockito.eq("somehost"))).thenReturn(conn1);
    Mockito.when(connFactory.create(Mockito.eq("otherhost"))).thenReturn(conn2);
    LocalConnPool pool=new LocalConnPool(connFactory,2,10);
    Future<LocalPoolEntry> future1=pool.lease("somehost",null);
    LocalPoolEntry entry1=future1.get(1,TimeUnit.SECONDS);
    Assert.assertNotNull(entry1);
    Future<LocalPoolEntry> future2=pool.lease("somehost",null);
    LocalPoolEntry entry2=future2.get(1,TimeUnit.SECONDS);
    Assert.assertNotNull(entry2);
    Future<LocalPoolEntry> future3=pool.lease("otherhost",null);
    LocalPoolEntry entry3=future3.get(1,TimeUnit.SECONDS);
    Assert.assertNotNull(entry3);
    PoolStats totals=pool.getTotalStats();
    Assert.assertEquals(0,totals.getAvailable());
    Assert.assertEquals(3,totals.getLeased());
    LocalPoolEntry entry=future1.get();
    Assert.assertSame(entry1,entry);
    pool.release(entry1,true);
    pool.release(entry2,true);
    pool.release(entry3,false);
    Mockito.verify(conn1,Mockito.never()).close();
    Mockito.verify(conn2,Mockito.times(1)).close();
    totals=pool.getTotalStats();
    Assert.assertEquals(2,totals.getAvailable());
    Assert.assertEquals(0,totals.getLeased());
  }
  