From fe792193fee1eae40ae1f0945008447b36db9141 Mon Sep 17 00:00:00 2001
From: Eduardo San Martin Morote <posva13@gmail.com>
Date: Wed, 12 May 2021 14:19:08 +0200
Subject: [PATCH] test: lifespan with ref

---
 __tests__/lifespan.spec.ts | 53 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/__tests__/lifespan.spec.ts b/__tests__/lifespan.spec.ts
index 572ea4fb..36ae2ef8 100644
--- a/__tests__/lifespan.spec.ts
+++ b/__tests__/lifespan.spec.ts
@@ -5,6 +5,8 @@ import VueCompositionAPI, {
   nextTick,
   defineComponent,
   onUnmounted,
+  ref,
+  Ref,
 } from '@vue/composition-api'
 
 describe('Store Lifespan', () => {
@@ -14,6 +16,7 @@ describe('Store Lifespan', () => {
       state: () => ({
         a: true,
         n: 0,
+        aRef: ref(0),
         nested: {
           foo: 'foo',
           a: { b: 'string' },
@@ -103,4 +106,54 @@ describe('Store Lifespan', () => {
     await nextTick()
     expect(inComponentWatch).toHaveBeenCalledTimes(2)
   })
+
+  it('ref in state reactivity outlives component life', async () => {
+    let n: Ref<number>
+    const globalWatch = jest.fn()
+    const destroy = watch(() => pinia.state.value.a?.n, globalWatch)
+
+    const useStore = defineStore({
+      id: 'a',
+      state: () => {
+        n = n || ref(0)
+        return { n }
+      },
+    })
+
+    const Component = defineComponent({
+      // @ts-expect-error
+      render: () => null,
+      setup() {
+        const store = useStore()
+        store.n++
+      },
+    })
+
+    const options = {
+      pinia,
+      localVue,
+    }
+
+    let wrapper = mount(Component, options)
+    await wrapper.destroy()
+
+    expect(globalWatch).toHaveBeenCalledTimes(1)
+
+    let store = useStore()
+    store.n++
+    await nextTick()
+    expect(globalWatch).toHaveBeenCalledTimes(2)
+
+    wrapper = mount(Component, options)
+    await wrapper.destroy()
+
+    expect(globalWatch).toHaveBeenCalledTimes(3)
+
+    store = useStore()
+    store.n++
+    await nextTick()
+    expect(globalWatch).toHaveBeenCalledTimes(4)
+
+    destroy()
+  })
 })
-- 
2.47.3