refactor: rename reactivity package name and APIs

packages/reactivity/__tests__/collections/WeakSet.spec.ts

@@ -0,0 +1,90 @@
+import { state, isState, effect, toRaw } from '../../src'
+
+describe('observer/collections', () => {
+  describe('WeakSet', () => {
+    it('instanceof', () => {
+      const original = new Set()
+      const observed = state(original)
+      expect(isState(observed)).toBe(true)
+      expect(original instanceof Set).toBe(true)
+      expect(observed instanceof Set).toBe(true)
+    })
+
+    it('should observe mutations', () => {
+      let dummy
+      const value = {}
+      const set = state(new WeakSet())
+      effect(() => (dummy = set.has(value)))
+
+      expect(dummy).toBe(false)
+      set.add(value)
+      expect(dummy).toBe(true)
+      set.delete(value)
+      expect(dummy).toBe(false)
+    })
+
+    it('should not observe custom property mutations', () => {
+      let dummy
+      const set: any = state(new WeakSet())
+      effect(() => (dummy = set.customProp))
+
+      expect(dummy).toBe(undefined)
+      set.customProp = 'Hello World'
+      expect(dummy).toBe(undefined)
+    })
+
+    it('should not observe non value changing mutations', () => {
+      let dummy
+      const value = {}
+      const set = state(new WeakSet())
+      const setSpy = jest.fn(() => (dummy = set.has(value)))
+      effect(setSpy)
+
+      expect(dummy).toBe(false)
+      expect(setSpy).toHaveBeenCalledTimes(1)
+      set.add(value)
+      expect(dummy).toBe(true)
+      expect(setSpy).toHaveBeenCalledTimes(2)
+      set.add(value)
+      expect(dummy).toBe(true)
+      expect(setSpy).toHaveBeenCalledTimes(2)
+      set.delete(value)
+      expect(dummy).toBe(false)
+      expect(setSpy).toHaveBeenCalledTimes(3)
+      set.delete(value)
+      expect(dummy).toBe(false)
+      expect(setSpy).toHaveBeenCalledTimes(3)
+    })
+
+    it('should not observe raw data', () => {
+      const value = {}
+      let dummy
+      const set = state(new WeakSet())
+      effect(() => (dummy = toRaw(set).has(value)))
+
+      expect(dummy).toBe(false)
+      set.add(value)
+      expect(dummy).toBe(false)
+    })
+
+    it('should not be triggered by raw mutations', () => {
+      const value = {}
+      let dummy
+      const set = state(new WeakSet())
+      effect(() => (dummy = set.has(value)))
+
+      expect(dummy).toBe(false)
+      toRaw(set).add(value)
+      expect(dummy).toBe(false)
+    })
+
+    it('should not pollute original Set with Proxies', () => {
+      const set = new WeakSet()
+      const observed = state(set)
+      const value = state({})
+      observed.add(value)
+      expect(observed.has(value)).toBe(true)
+      expect(set.has(value)).toBe(false)
+    })
+  })
+})