예제 #1
0
        public void ModelChangesFlowToProperties()
        {
            // Test ViewModel returns current value from model
            Email em = new Email { Address = "EMAIL" };
            EmailViewModel vm = new EmailViewModel(em);

            em.Address = "NEW_EMAIL";
            Assert.AreEqual("NEW_EMAIL", vm.Address, "Address property is not fetching the value from the model.");
        }
예제 #2
0
        public void PropertyGetAndSet()
        {
            // Test initial properties are surfaced in ViewModel
            Email em = new Email { Address = "EMAIL" };
            EmailViewModel vm = new EmailViewModel(em);
            Assert.AreEqual(em, vm.Model, "Bound object property did not return object from model.");
            Assert.AreEqual(em.ValidUsageValues, vm.ValidUsageValues, "ValidUsageValues property did not return value from model.");
            Assert.AreEqual("EMAIL", vm.Address, "Address property did not return value from model.");

            // Test changing properties updates Model and raises PropertyChanged
            string lastProperty;
            vm.PropertyChanged += (sender, e) => { lastProperty = e.PropertyName; };

            lastProperty = null;
            vm.Address = "NEW_EMAIL";
            Assert.AreEqual("Address", lastProperty, "Setting Address property did not raise correct PropertyChanged event.");
            Assert.AreEqual("NEW_EMAIL", em.Address, "Setting Address property did not update model.");
        }
예제 #3
0
        public void PropertyGetAndSet()
        {
            // 测试初始属性显示在 ViewModel 中
            Email em = new Email { Address = "EMAIL" };
            EmailViewModel vm = new EmailViewModel(em);
            Assert.AreEqual(em, vm.Model, "Bound object property did not return object from model.");
            Assert.AreEqual(em.ValidUsageValues, vm.ValidUsageValues, "ValidUsageValues property did not return value from model.");
            Assert.AreEqual("EMAIL", vm.Address, "Address property did not return value from model.");

            // 更改属性的测试将更新模型并引发 PropertyChanged
            string lastProperty;
            vm.PropertyChanged += (sender, e) => { lastProperty = e.PropertyName; };

            lastProperty = null;
            vm.Address = "NEW_EMAIL";
            Assert.AreEqual("Address", lastProperty, "Setting Address property did not raise correct PropertyChanged event.");
            Assert.AreEqual("NEW_EMAIL", em.Address, "Setting Address property did not update model.");
        }