Messing with hack example of TabBarController and Test

hacking/TabBarController.unit.js

@@ -0,0 +1,73 @@
+describe('TabBarController', function() {
+  var ctrl;
+
+  beforeEach(function() {
+    ctrl = new TabBarController({
+      tabBar: new TabBar()
+    });
+  })
+
+  it('Should add tabs', function() {
+    ctrl.addTab({
+      text: 'Item 1'
+    });
+
+    expect(ctrl.getTab(0).text).toEqual('Item 1');
+  });
+
+  it('Should set tabs', function() {
+    var tabs = [
+      { text: 'Item 1' },
+      { text: 'Item 2' },
+      { text: 'Item 3' },
+    ];
+    ctrl.setTabs(tabs);
+
+    expect(ctrl.getTabs()).toBe(tabs);
+  });
+
+  it('Should select tab', function() {
+    tab = {
+      text: 'Item 1'
+    };
+
+    ctrl.addTab(tab);
+
+    ctrl.selectTab(0);
+
+    expect(ctrl.getSelectedTab()).toEqual(tab);
+  });
+
+  it('Should trigger lifecycle methods', function() {
+    tab = {
+      text: 'Item 1'
+    };
+
+    spyOn(ctrl, 'tabWillChange');
+    spyOn(ctrl, 'tabChanged');
+
+    ctrl.addTab(tab);
+    ctrl.selectTab(0);
+    expect(ctrl.tabWillChange).toHaveBeenCalled();
+    expect(ctrl.tabChanged).toHaveBeenCalled();
+  });
+
+  it('Should allow cancelling tab switch', function() {
+    ctrl = new TabBarController({
+      tabBar: new TabBar(),
+      tabWillChange: function(tab) { return false; }
+    });
+
+    ctrl.addTab({
+      text: 'Item 1'
+    });
+    ctrl.addTab({
+      text: 'Item 2'
+    });
+    ctrl.selectTab(1);
+
+    // Make sure the tab didn't switch
+    expect(ctrl.getSelectedTab()).toBe(ctrl.getTab(0));
+  });
+
+})