Add confirmation persisting to localStorage

app/scripts/lib/config-manager.js

@@ -270,6 +270,17 @@ ConfigManager.prototype._emitUpdates = function(state){
   })
 }
 
+ConfigManager.prototype.setConfirmed = function(confirmed) {
+  var data = this.getData()
+  data.isConfirmed = confirmed
+  this.setData(data)
+}
+
+ConfigManager.prototype.getConfirmed = function() {
+  var data = this.getData()
+  return ('isConfirmed' in data) && data.isConfirmed
+}
+
 
 function loadData() {
 

test/unit/config-manager-test.js

@@ -4,11 +4,41 @@ var configManager
 
 describe('config-manager', function() {
 
-  before(function() {
+  beforeEach(function() {
     window.localStorage = {} // Hacking localStorage support into JSDom
     configManager = new ConfigManager()
   })
 
+  describe('confirmation', function() {
+
+    describe('#getConfirmed', function() {
+      it('should return false if no previous key exists', function() {
+        var result = configManager.getConfirmed()
+        assert.ok(!result)
+      })
+    })
+
+    describe('#setConfirmed', function() {
+      it('should make getConfirmed return true once set', function() {
+        configManager.setConfirmed(true)
+        var result = configManager.getConfirmed()
+        assert.equal(result, true)
+      })
+
+      it('should be able to set false', function() {
+        configManager.setConfirmed(false)
+        var result = configManager.getConfirmed()
+        assert.equal(result, false)
+      })
+
+      it('should persist to local storage', function() {
+        configManager.setConfirmed(true)
+        var data = configManager.getData()
+        assert.equal(data.isConfirmed, true)
+      })
+    })
+  })
+
   describe('#setConfig', function() {
     window.localStorage = {} // Hacking localStorage support into JSDom