From e93789fad32b14f501b294ef23ab0af3f021a4cb Mon Sep 17 00:00:00 2001
From: Wei Zhu <yesmeck@gmail.com>
Date: Mon, 31 May 2021 08:52:27 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E5=AD=90=E7=BB=84?=
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close #1564
---
 .../remax-runtime/src/__tests__/page.test.tsx | 30 +++++++++++++++++++
 .../remax-runtime/src/createPageConfig.ts     |  3 +-
 2 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/packages/remax-runtime/src/__tests__/page.test.tsx b/packages/remax-runtime/src/__tests__/page.test.tsx
index 515a871f0..3664b16ac 100644
--- a/packages/remax-runtime/src/__tests__/page.test.tsx
+++ b/packages/remax-runtime/src/__tests__/page.test.tsx
@@ -236,6 +236,36 @@ describe('page', () => {
       page.shareAppMessage();
       expect(log).toEqual(['onShow', 'onShareAppMessage']);
     });
+
+    it('call once with child hook', () => {
+      const log: string[] = [];
+      const foo = React.createRef<any>();
+
+      const Child = () => {
+        const [count, setCount] = React.useState(0);
+        usePageEvent('onShow', () => {
+          log.push('child onShow');
+          setCount(count + 1);
+        });
+
+        return <View>Child</View>;
+      };
+
+      const Foo = React.forwardRef((props, ref) => {
+        usePageEvent('onShow', () => {
+          log.push('foo onShow');
+        });
+
+        return (
+          <View>
+            <Child />
+          </View>
+        );
+      });
+      const page = Page(createPageConfig(() => <Foo ref={foo} />, TEST_PAGE));
+      page.load();
+      expect(log).toEqual(['child onShow', 'foo onShow']);
+    });
   });
 
   it('lifecycle methods', () => {
diff --git a/packages/remax-runtime/src/createPageConfig.ts b/packages/remax-runtime/src/createPageConfig.ts
index a10812541..238c42c5a 100644
--- a/packages/remax-runtime/src/createPageConfig.ts
+++ b/packages/remax-runtime/src/createPageConfig.ts
@@ -108,7 +108,8 @@ export default function createPageConfig(Page: React.ComponentType<any>, name: s
     callLifecycle(lifecycle: Lifecycle, ...args: any[]) {
       const callbacks = this.lifecycleCallback[lifecycle] || [];
       let result;
-      callbacks.forEach((callback: any) => {
+      // 生命周期中可能改变 state 导致 callbacks 发生变化
+      [...callbacks].map((callback: any) => {
         result = callback(...args);
       });
       if (result) {