test: add unit test for validation player store (#2)

* add a store ut

* move store.spec.ts test file

* merge main

* Remove HelloWorld.spec.ts test file

---------

Co-authored-by: Kai Ceng <[email protected]>

src/stores/__test__/store.spec.ts

@@ -0,0 +1,34 @@
+import { setActivePinia, createPinia, storeToRefs } from 'pinia'
+import { describe, it, expect, beforeEach } from 'vitest'
+import { useCounterStore } from '~/stores/counter'
+import { usePlayerStore } from '~/stores/player'
+
+describe('Store', () => {
+  beforeEach(() => {
+    setActivePinia(createPinia())
+  })
+
+  it('count', () => {
+    const counter = useCounterStore()
+    expect(counter.count).toBe(0)
+    counter.increment()
+    expect(counter.count).toBe(1)
+    expect(counter.doubleCount).toBe(2)
+  })
+
+  it('player', () => {
+    const player = usePlayerStore()
+
+    expect(player.playStatus).toBe(false)
+    player.togglePlay()
+    expect(player.playStatus).toBe(true)
+
+    expect(player.playList).toEqual([])
+    expect(player.trackCount).toBe(0)
+
+    const { playList, trackCount } = storeToRefs(player)
+    playList.value.push('song1')
+    expect(player.playList).toEqual(['song1'])
+    expect(trackCount.value).toBe(1)
+  })
+})