add tests and setup npm

.gitignore

@@ -0,0 +1 @@
+node_modules

.npmignore

@@ -0,0 +1 @@
+test

index.js

@@ -11,7 +11,8 @@ module.exports = function bufferActions (breaker, cb) {
     }
   }
 
-  return next => action => {
+  return store => next => action => {
+    // console.log('next', next, action)
     if (!active) return next(action)
     if (breaker(action)) {
       active = false

package.json

@@ -4,8 +4,12 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "ava"
   },
   "author": "rt2zz <[email protected]>",
-  "license": "MIT"
+  "license": "MIT",
+  "devDependencies": {
+    "ava": "^0.13.0",
+    "redux": "^3.3.1"
+  }
 }

test/tests.js

@@ -0,0 +1,49 @@
+import test from 'ava'
+
+import { createStore, applyMiddleware } from 'redux'
+import actionBuffer from '../index'
+
+const BREAKER = 'BREAKER'
+
+// @TODO split into multiple atomic tests
+test('buffers actions', t => {
+  var actionHistory = []
+
+  function breakCallback(err, {results, queue}) {
+    // result is an object with results and queue arrays
+    t.is(results.length, 2)
+    t.is(queue.length, 2)
+  }
+
+  let store = createStore(
+    (state, action) => {
+      if (action.type.indexOf('@@') !== 0) actionHistory.push(action)
+      return {}
+    },
+    null,
+    applyMiddleware(actionBuffer(BREAKER, breakCallback))
+  )
+
+  let action1 = {type: 'ACTION1'}
+  let action2 = {type: 'ACTION2'}
+  let action3 = {type: 'ACTION3'}
+  let breaker = {type: 'BREAKER'}
+
+  let r1 = store.dispatch(action1)
+  let r2 = store.dispatch(action2)
+  let rB = store.dispatch(breaker)
+  let r3 = store.dispatch(action3)
+
+  // buffered actions return strings, other actions return themselves
+  t.ok(typeof r1 === 'string')
+  t.ok(typeof r2 === 'string')
+  t.same(rB, breaker)
+  t.same(r3, action3)
+
+  // history is re-ordered as expected
+  t.is(actionHistory.indexOf(breaker), 0)
+  t.is(actionHistory.indexOf(action1), 1)
+  t.is(actionHistory.indexOf(action2), 2)
+  t.is(actionHistory.indexOf(action3), 3)
+  t.pass()
+})