add gs

RCCService2018/content/LuaPackages/RoduxImpl/thunkMiddleware.spec.lua

@@ -0,0 +1,58 @@
+return function()
+	local Store = require(script.Parent.Store)
+	local thunkMiddleware = require(script.Parent.thunkMiddleware)
+
+	it("should dispatch thunks", function()
+		local function reducer(state, action)
+			return state
+		end
+
+		local store = Store.new(reducer, {}, { thunkMiddleware })
+		local thunkCount = 0
+
+		local function thunk(store)
+			thunkCount = thunkCount + 1
+		end
+
+		store:dispatch(thunk)
+
+		expect(thunkCount).to.equal(1)
+	end)
+
+	it("should allow normal actions to pass through", function()
+		local reducerCount = 0
+
+		local function reducer(state, action)
+			reducerCount = reducerCount + 1
+			return state
+		end
+
+		local store = Store.new(reducer, {}, { thunkMiddleware })
+
+		store:dispatch({
+			type = "test",
+		})
+
+		-- Reducer will be invoked twice:
+		-- Once when creating the store (@@INIT action)
+		-- Once when the test action is dispatched
+		expect(reducerCount).to.equal(2)
+	end)
+
+	it("should return the value from the thunk", function()
+		local function reducer(state, action)
+			return state
+		end
+
+		local store = Store.new(reducer, {}, { thunkMiddleware })
+		local thunkValue = "test"
+
+		local function thunk(store)
+			return thunkValue
+		end
+
+		local result = store:dispatch(thunk)
+
+		expect(result).to.equal(thunkValue)
+	end)
+end