Tests organization and cleanup

Moved hacking tests to test folder, got rid of ionic=window.ionic for
wrapper functions in JS files.

test/js/controllers/navController.unit.js

@@ -0,0 +1,60 @@
+describe('NavController', function() {
+  var ctrl, navBarEl, contentEl;
+
+  var content = function(title) {
+    return {
+      el: document.createElement('div'),
+      title: title,
+      detach: function() {
+        this.el.parentNode && this.el.parentNode.removeChild(this.el);
+      },
+      attach: function() {
+      }
+    }
+  }
+
+  beforeEach(function() {
+    navBarEl = document.createElement('div');
+    contentEl = document.createElement('div');
+
+    ctrl = new ionic.controllers.NavController({
+      navBar: new ionic.views.NavBar({el: navBarEl }),
+      content: { el: contentEl }
+    });
+  });
+
+  it('Should load controllers', function() {
+    ctrl = new ionic.controllers.NavController({
+      navBar: new ionic.views.NavBar({el: navBarEl }),
+      content: { el: contentEl },
+      controllers: [{}]
+    });
+    expect(ctrl.getControllers().length).toEqual(1);
+  });
+
+  it('Should push controller', function() {
+    ctrl.push(content('Page 1'));
+    expect(ctrl.getControllers().length).toEqual(1);
+    ctrl.push(content('Page 2'));
+    expect(ctrl.getControllers().length).toEqual(2);
+    var last = ctrl.pop();
+    expect(ctrl.getControllers().length).toEqual(1);
+    expect(last.title).toEqual('Page 2');
+  });
+
+  it('Should change top view controller', function() {
+    expect(ctrl.getTopController()).toBe(undefined);
+    var c1 = content('Page 1');
+    var c2 = content('Page 2');
+    ctrl.push(c1);
+    expect(ctrl.getTopController()).toEqual(c1);
+    ctrl.push(c2);
+    expect(ctrl.getTopController()).toEqual(c2);
+    ctrl.pop();
+    expect(ctrl.getTopController()).toEqual(c1);
+
+    // Make sure we can't pop the first one off
+    ctrl.pop();
+    expect(ctrl.getTopController()).toEqual(c1);
+  });
+});