[建议修改]switchTo的时候能否触发一次onShow
pages/goodsDetail/goodsDetail => pages/goods/goods
goodsDetail调用了onUnload和onShow
goods没有调用任何钩子
pages/goodsDetail/goodsDetail => pages/goods/goods
goodsDetail调用了onUnload和onShow
goods没有调用任何钩子