Complete tests for compose + composeStores

acdlite · acdlite · commit 067eff96110a · 2015-06-10T19:51:52.000-07:00
diff --git a/test/compose.spec.js b/test/compose.spec.js
@@ -1,9 +1,17 @@
-// import expect from 'expect';
-// import { compose } from '../src';
+import expect from 'expect';
+import { compose } from '../src';
 
 describe('Utils', () => {
   describe('compose', () => {
+    it('should return combined middleware that executes from left to right', () => {
+      const a = next => action => next(action + 'a');
+      const b = next => action => next(action + 'b');
+      const c = next => action => next(action + 'c');
+      const dispatch = action => action;
 
-    it('should return combined middleware that executes from left to right');
+      expect(compose(a, b, c, dispatch)('')).toBe('abc');
+      expect(compose(b, c, a, dispatch)('')).toBe('bca');
+      expect(compose(c, a, b, dispatch)('')).toBe('cab');
+    });
   });
 });
diff --git a/test/composeStores.spec.js b/test/composeStores.spec.js
@@ -1,9 +1,20 @@
-// import expect from 'expect';
-// import { composeStores } from '../src';
+import expect from 'expect';
+import { composeStores } from '../src';
 
 describe('Utils', () => {
   describe('composeStores', () => {
+    it('should return a store that maps state keys to reducer functions', () =>{
+      const store = composeStores({
+        counter: (state = 0, action) =>
+          action.type === 'increment' ? state + 1 : state,
+        stack: (state = [], action) =>
+          action.type === 'push' ? [...state, action.value] : state
+      });
 
-    it('should call map stores');
+      const s1 = store({}, { type: 'increment' });
+      expect(s1).toEqual({ counter: 1, stack: [] });
+      const s2 = store(s1, { type: 'push', value: 'a' });
+      expect(s2).toEqual({ counter: 1, stack: ['a'] });
+    });
   });
 });
