ctx.callCount()

• 返回：<integer> 这个模拟被调用的次数。

  ¥Returns: <integer> The number of times that this mock has been invoked.

此函数返回此模拟已被调用的次数。此函数比检查 ctx.calls.length 更有效，因为 ctx.calls 是创建内部调用跟踪数组副本的获取器。

¥This function returns the number of times that this mock has been invoked. This function is more efficient than checking ctx.calls.length because ctx.calls is a getter that creates a copy of the internal call tracking array.