/**
   * Tests fake exceptions, connection should be shutdown if the scheduler was marked as going down.
   * Same test except just used to check for a spurious interrupted exception (should be logged).
   *
   * @throws SQLException
   * @throws InterruptedException
   * @throws NoSuchFieldException
   * @throws SecurityException
   * @throws IllegalAccessException
   * @throws IllegalArgumentException
   */
  @Test
  public void testExceptionSpurious()
      throws SQLException, InterruptedException, SecurityException, NoSuchFieldException,
          IllegalArgumentException, IllegalAccessException {
    ArrayBlockingQueue<ConnectionHandle> fakeFreeConnections =
        new ArrayBlockingQueue<ConnectionHandle>(1);
    fakeFreeConnections.add(mockConnection);

    config.setIdleConnectionTestPeriod(1);
    expect(mockPool.getConfig()).andReturn(config).anyTimes();
    expect(mockConnectionPartition.getFreeConnections()).andReturn(fakeFreeConnections).anyTimes();
    expect(mockConnectionPartition.getMinConnections()).andReturn(10).once();
    expect(mockConnection.isPossiblyBroken()).andReturn(false);
    expect(mockConnection.getConnectionLastUsed()).andReturn(0L);
    expect(mockPool.isConnectionHandleAlive((ConnectionHandle) anyObject()))
        .andReturn(true)
        .anyTimes();
    expect(mockExecutor.isShutdown()).andReturn(false);
    mockPool.releaseInAnyFreePartition(
        (ConnectionHandle) anyObject(), (ConnectionPartition) anyObject());
    expectLastCall().andThrow(new InterruptedException());
    mockLogger.error((String) anyObject(), (Exception) anyObject());

    replay(mockPool, mockConnection, mockConnectionPartition, mockExecutor, mockLogger);
    this.testClass = new ConnectionTesterThread(mockConnectionPartition, mockExecutor, mockPool);
    Field loggerField = this.testClass.getClass().getDeclaredField("logger");
    loggerField.setAccessible(true);
    loggerField.set(this.testClass, mockLogger);
    this.testClass.run();
    verify(mockPool, mockConnectionPartition, mockExecutor, mockConnection, mockLogger);
  }
  /**
   * Tests fake exceptions, connection should be shutdown if the scheduler was marked as going down.
   * Mostly for code coverage.
   *
   * @throws SQLException
   * @throws InterruptedException
   */
  @Test
  public void testInterruptedException() throws SQLException, InterruptedException {
    ArrayBlockingQueue<ConnectionHandle> fakeFreeConnections =
        new ArrayBlockingQueue<ConnectionHandle>(1);
    fakeFreeConnections.add(mockConnection);

    config.setIdleConnectionTestPeriod(1);
    expect(mockPool.getConfig()).andReturn(config).anyTimes();
    expect(mockConnectionPartition.getFreeConnections()).andReturn(fakeFreeConnections).anyTimes();
    expect(mockConnectionPartition.getMinConnections()).andReturn(10).once();
    expect(mockConnection.isPossiblyBroken()).andReturn(false);
    expect(mockConnection.getConnectionLastUsed()).andReturn(0L);
    expect(mockPool.isConnectionHandleAlive((ConnectionHandle) anyObject()))
        .andReturn(true)
        .anyTimes();
    expect(mockExecutor.isShutdown()).andReturn(true);
    mockPool.releaseInAnyFreePartition(
        (ConnectionHandle) anyObject(), (ConnectionPartition) anyObject());
    expectLastCall().andThrow(new InterruptedException());
    // connection should be closed
    mockConnection.internalClose();
    mockPool.postDestroyConnection(mockConnection);
    expectLastCall().once();

    replay(mockPool, mockConnection, mockConnectionPartition, mockExecutor);
    this.testClass = new ConnectionTesterThread(mockConnectionPartition, mockExecutor, mockPool);
    this.testClass.run();
    verify(mockPool, mockConnectionPartition, mockExecutor, mockConnection);
  }