From 272315ec4c593d6528caa423ffbea2a530caebe4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=BC=A0=E7=90=A6?= <zhangqi2011@corp.netease.com>
Date: Thu, 7 Apr 2022 15:58:41 +0800
Subject: [PATCH] =?UTF-8?q?Added=20refresh()=20interface=20to=20force=20no?=
 =?UTF-8?q?des=20to=20re-query,=20equivalent=20to=20invalidate()=20Fixed?=
 =?UTF-8?q?=20the=20issue=20that=20the=20wait=5Ffor=5Fdisappearance=20node?=
 =?UTF-8?q?=20was=20not=20re-queried=20=E6=96=B0=E5=A2=9Erefresh()?=
 =?UTF-8?q?=E6=8E=A5=E5=8F=A3=EF=BC=8C=E8=AE=A9=E8=8A=82=E7=82=B9=E5=BC=BA?=
 =?UTF-8?q?=E5=88=B6=E9=87=8D=E6=96=B0=E6=9F=A5=E8=AF=A2=EF=BC=8C=E7=AD=89?=
 =?UTF-8?q?=E5=90=8C=E4=BA=8Einvalidate()=20=E4=BF=AE=E5=A4=8D=E4=BA=86wai?=
 =?UTF-8?q?t=5Ffor=5Fdisappearance=E8=8A=82=E7=82=B9=E6=9C=AA=E9=87=8D?=
 =?UTF-8?q?=E6=96=B0=E6=9F=A5=E8=AF=A2=E5=AF=BC=E8=87=B4=E7=9A=84=E9=97=AE?=
 =?UTF-8?q?=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

(cherry picked from commit 631efd1e91226b4b4fc6bb2010372a90b1186b44)
---
 poco/proxy.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/poco/proxy.py b/poco/proxy.py
index de8c0f1..b915ce5 100644
--- a/poco/proxy.py
+++ b/poco/proxy.py
@@ -696,6 +696,8 @@ def wait_for_disappearance(self, timeout=120):
             self.poco.sleep_for_polling_interval()
             if time.time() - start > timeout:
                 raise PocoTargetTimeout('disappearance', self)
+            # 强制重新获取节点状态，避免节点已经存在、又消失后，这里不会刷新节点信息导致exists()永远为True的bug
+            self.invalidate()
 
     @refresh_when(PocoTargetRemovedException)
     def attr(self, name):
@@ -862,11 +864,23 @@ def nodes(self):
     def invalidate(self):
         """
         Clear the flag to indicate to re-query or re-select the UI element(s) from hierarchy.
+
+        alias is refresh()
+
+        Example:
+            >>> a = poco(text="settings")
+            >>> print(a.exists())
+            >>> a.refresh()
+            >>> print(a.exists())
         """
 
         self._evaluated = False
         self._nodes = None
 
+    # refresh is alias of invalidate
+    # use poco(xxx).refresh() to force the UI element(s) to re-query
+    refresh = invalidate
+
     def _do_query(self, multiple=True, refresh=False):
         if not self._evaluated or refresh:
             self._nodes = self.poco.agent.hierarchy.select(self.query, multiple)