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gaia/apps/system/test/unit/newsletter_manager_test.js

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+/* global MockDatastore, MockNavigatorDatastore,
+          MockBasket, MockL10n, MocksHelper,
+          NewsletterManager */
+
+'use strict';
+
+require('/shared/test/unit/mocks/mock_basket_client.js');
+require('/shared/test/unit/mocks/mock_lazy_loader.js');
+require('/shared/test/unit/mocks/mock_navigator_datastore.js');
+
+require('/shared/test/unit/mocks/mock_l10n.js');
+requireApp('system/test/unit/mock_ftu_launcher.js');
+
+var mocksHelperForNewsletterManager = new MocksHelper([
+  'FtuLauncher',
+  'Datastore',
+  'LazyLoader',
+  'Basket'
+]).init();
+
+suite('Newsletter Manager >', function() {
+  var realL10n, mockOnce,
+      realOnLine,
+      realDatastores;
+
+  mocksHelperForNewsletterManager.attachTestHelpers();
+
+  suiteSetup(function(done) {
+    realOnLine = Object.getOwnPropertyDescriptor(navigator, 'onLine');
+    Object.defineProperty(navigator, 'onLine', {
+      fakeOnLine: false,
+      configurable: true,
+      get: function() { return this.fakeOnLine; },
+      set: function(status) { this.fakeOnLine = status; }
+    });
+
+    realL10n = navigator.mozL10n;
+    mockOnce = MockL10n.once;
+    navigator.mozL10n = MockL10n;
+    navigator.mozL10n.once = function(callback) {
+      callback();
+    };
+
+    realDatastores = navigator.getDataStores;
+    navigator.getDataStores = MockNavigatorDatastore.getDataStores;
+
+    MockBasket._dataStore= MockDatastore;
+
+    requireApp('system/js/newsletter_manager.js', done);
+  });
+
+  suiteTeardown(function() {
+    if (realOnLine) {
+      Object.defineProperty(navigator, 'onLine', realOnLine);
+    }
+    MockL10n.once = mockOnce;
+    navigator.mozL10n = realL10n;
+    navigator.getDataStores = realDatastores;
+  });
+
+  suite('DataStore accessed >', function() {
+    var onlineListener;
+    var email = {
+      'newsletter_email': 'email@ser.er'
+    };
+
+    setup(function() {
+      this.sinon.spy(MockDatastore, 'get');
+      this.sinon.spy(NewsletterManager, 'sendNewsletter');
+      onlineListener = this.sinon.stub(window, 'addEventListener');
+    });
+
+    teardown(function() {
+      MockDatastore.clear();
+    });
+
+    test('Recovered email >', function(done) {
+      MockDatastore.add({
+        'emailSent': true
+      }, 1).then(NewsletterManager.start).then(function() {
+          sinon.assert.calledWith(MockDatastore.get, 1);
+          done();
+      }, done);
+    });
+
+    test('Do not send if email already sent >', function(done) {
+      MockDatastore.add({
+        'emailSent': true
+      }, 1).then(NewsletterManager.start).then(function() {
+          sinon.assert.notCalled(NewsletterManager.sendNewsletter);
+          done();
+      }, done);
+    });
+
+    test('Send it if online >', function(done) {
+      navigator.onLine = true;
+      MockDatastore.add(email, 1).then(NewsletterManager.start).then(
+        function() {
+          sinon.assert.calledWith(NewsletterManager.sendNewsletter,
+                                email.newsletter_email);
+          done();
+      }, done);
+    });
+
+    test('Wait for connection if offline >', function(done) {
+      navigator.onLine = false;
+      MockDatastore.add(email, 1).then(NewsletterManager.start).then(
+        function() {
+          sinon.assert.notCalled(NewsletterManager.sendNewsletter);
+          sinon.assert.called(window.addEventListener, 'online');
+          done();
+      }, done);
+    });
+
+    test('Online change triggers listener >', function(done) {
+      navigator.onLine = false;
+      onlineListener.yields();
+      MockDatastore.add(email, 1).then(NewsletterManager.start).then(
+        function() {
+          sinon.assert.called(NewsletterManager.sendNewsletter);
+          done();
+      }, done);
+    });
+
+    suite('Sending the info >', function() {
+      var updatedEmail = {
+        'emailSent': true
+      };
+
+      setup(function() {
+        sinon.spy(MockDatastore, 'put');
+      });
+
+      test('Datastore updated when email sent >', function(done) {
+        NewsletterManager.sendNewsletter(email).then(function() {
+          sinon.assert.calledWith(MockDatastore.put, updatedEmail);
+          done();
+        });
+      });
+    });
+  });
+
+});