feat(controller): recipe for testing controllers

Author: cironunes

src/controller.js

@@ -0,0 +1,33 @@
+(function() {
+  'use strict';
+
+  function SampleController($scope) {
+    var vm = this;
+
+    vm.foo = 'bar';
+
+    vm.bar = function() {
+      vm.foo = 'baz';
+    };
+
+    vm.doSomething = function() {};
+
+    $scope.$watch('baz', function(newVal) {
+      if (newVal) {
+        vm.baz = newVal + 'bar';
+      }
+    });
+
+    $scope.$on('$destroy', function() {
+      vm.doSomething();
+    });
+
+    //scope.$emit()
+    //scope.$broadcast()
+    //scope.$on()
+    //scope.$apply()
+  }
+
+  angular.module('myApp', [])
+    .controller('SampleController', SampleController);
+}());

test/controller.spec.js

@@ -0,0 +1,36 @@
+describe('SampleController', function() {
+  var $rootScope,
+    ctrl, scope;
+
+  beforeEach(module('myApp'));
+
+  beforeEach(inject(function( _$rootScope_, _$controller_) {
+    $rootScope = _$rootScope_;
+    scope = $rootScope.$new();
+
+    ctrl = _$controller_('SampleController', {
+      $scope: scope
+    });
+  }));
+
+  it('should expose a property', function() {
+    expect(ctrl.foo).toBe('bar');
+  });
+
+  it('should expose a method', function() {
+    ctrl.bar();
+    expect(ctrl.foo).toBe('baz');
+  });
+
+  it('should have a watcher', function() {
+    scope.baz = 'foo';
+    scope.$digest();
+    expect(ctrl.baz).toBe('foobar');
+  });
+
+  it('should do something on $destroy', function() {
+    spyOn(ctrl, 'doSomething');
+    scope.$destroy();
+    expect(ctrl.doSomething).toHaveBeenCalled();
+  });
+});