ViewModelTests.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Csla.Xaml;
using cslalighttest.ViewModelTests;
using Microsoft.VisualStudio.TestTools.UnitTesting;
 
namespace Csla.Test.ViewModelTests
{
  [TestClass]
  public class ViewModelTests
  {
    [TestMethod]
    public void ViewModel_DoAddNew_WithBindingListModel()
    {
      var viewModel = new TestViewModel<TestBindingList>();
      viewModel.Model = TestBindingList.NewEditableList();
      // List should be empty
      Assert.IsTrue(viewModel.Model.Count() == 0);
      viewModel.AddNew(this, new ExecuteEventArgs());
      Assert.IsTrue(viewModel.Model.Count() == 1);
      viewModel.AddNew(this, new ExecuteEventArgs());
      Assert.IsTrue(viewModel.Model.Count() == 2);
 
    }
 
 
    [TestMethod]
    public void ViewModel_DoAddNew_WithBusinessBindingListModel()
    {
      var viewModel = new TestViewModel<TestBusinessBindingList>();
      viewModel.Model = TestBusinessBindingList.NewEditableList();
      // List should be empty
      Assert.IsTrue(viewModel.Model.Count() == 0);
      viewModel.AddNew(this, new ExecuteEventArgs());
      Assert.IsTrue(viewModel.Model.Count() == 1);
      viewModel.AddNew(this, new ExecuteEventArgs());
      Assert.IsTrue(viewModel.Model.Count() == 2);
 
    }
 
    [TestMethod]
    public void ViewModel_CheckAccess_WithNoListModel()
    {
      var viewModel = new TestViewModel<TestBusinessBindingList>();
 
      // unless otherwise set all object level permissions are true
      Assert.IsTrue(viewModel.CanCreateObject);
      Assert.IsTrue(viewModel.CanGetObject);
      Assert.IsTrue(viewModel.CanDeleteObject);
      Assert.IsTrue(viewModel.CanEditObject);
 
      // when no Model is set then instance level CanCreate and CanFetch should be the same as object level permissions
      Assert.IsTrue(viewModel.CanCreate);
      Assert.IsTrue(viewModel.CanFetch);
      Assert.IsFalse(viewModel.CanSave);
      Assert.IsFalse(viewModel.CanDelete);
    }
 
    [TestMethod]
    public void ViewModelBaseDoSaveWorksWithMobileFormatter()
    {
      var oldSetting = Configuration.ConfigurationManager.AppSettings["CslaSerializationFormatter"];
      try
      {
        Configuration.ConfigurationManager.AppSettings.Set("CslaSerializationFormatter", "MobileFormatter");
 
        var root = BasicModern.Root.NewRoot();
 
        var viewModel = new TestViewModel<BasicModern.Root>();
 
        viewModel.Model = root;
        viewModel.Model.Name = "root";
 
        var child = viewModel.Model.Children.AddNew();
        child.Name = "child";
 
        viewModel.Save();
 
        Assert.IsNull(viewModel.Error);
      } 
      finally
      {
        Configuration.ConfigurationManager.AppSettings.Set("CslaSerializationFormatter", oldSetting);
      }
    }
  }
}