protected override void OnStartup(StartupEventArgs e)
{
base.OnStartup(e);
//very important line for dialog before startup
ShutdownMode = ShutdownMode.OnExplicitShutdown;
StartupInit();
bool startApplication = true;
if (LoginWndVm.IsPasswordDefined())
{
LoginWnd dlg = new LoginWnd();
bool? result = dlg.ShowDialog();
startApplication = result.HasValue && result.Value;
}
if (startApplication)
{
StartupUri = new Uri("Views/MainWindow.xaml", UriKind.Relative);
}
else
{
_log.Error("Wrong password");
// wrong password
Shutdown(1);
}
}
public void GivenAFailureOfLogin_TheIsProcessingStatusShouldBackToFalseAnyway()
{
var vm = new LoginWndVm(_clientFactory, _credentialPersist)
{
UserName = "******", Password = "******"
};
var changeCount = 0;
vm.PropertyChanged += (sender, args) =>
{
if (args.PropertyName == PropertyName.Get((LoginWndVm v) => v.IsProcessing))
{
changeCount++;
}
};
_clientFactory.When(x => x.Login(Arg.Any <string>(), Arg.Any <string>())).Do(x => { throw new Exception(); });
Assert.Throws <Exception>(async() =>
{
await vm.Login();
});
_clientFactory.Received(1).Login(vm.UserName, vm.Password).IgnoreAsyncWarning();
Assert.That(changeCount, Is.EqualTo(2), "IsProcessing should be changed twice, first it's changed to busy, and then back to false.");
Assert.False(vm.IsProcessing, "Status should back to non-busy");
}
public LoginWnd()
{
InitializeComponent();
_viewModel = DataContext as LoginWndVm;
_viewModel.LoadCredential();
Loaded += LoginWnd_Loaded;
}
public async void CanLogin()
{
var vm = new LoginWndVm(_clientFactory, _credentialPersist)
{
UserName = "******", Password = "******"
};
await vm.Login();
_clientFactory.Received(1).Login(vm.UserName, vm.Password).IgnoreAsyncWarning();
}
public void GivenAFailedLogin_NoCredentialShouldBeSaved()
{
var vm = new LoginWndVm(_clientFactory, _credentialPersist)
{
UserName = "******", Password = "******"
};
_clientFactory.When(x => x.Login(Arg.Any <string>(), Arg.Any <string>())).Do(x => { throw new Exception(); });
Assert.Throws <Exception>(async() =>
{
await vm.Login();
});
_credentialPersist.DidNotReceive().Save(Arg.Any <LoginCredential>());
}
public void GivenAEmptyUserName_NoNeedToSaveCredential()
{
var vm = new LoginWndVm(_clientFactory, _credentialPersist)
{
UserName = ""
};
vm.SaveCredential();
_credentialPersist.DidNotReceive().Save(Arg.Any <LoginCredential>());
vm = new LoginWndVm(_clientFactory, _credentialPersist)
{
UserName = null
};
vm.SaveCredential();
_credentialPersist.DidNotReceive().Save(Arg.Any <LoginCredential>());
}
public void GivenAnEmptyCredential_ShouldntBePopulated()
{
var vm = new LoginWndVm(_clientFactory, _credentialPersist)
{
UserName = "", Password = ""
};
var expectedCredential = new LoginCredential()
{
UserName = "", Password = ""
};
_credentialPersist.Load().Returns(expectedCredential);
vm.LoadCredential();
_credentialPersist.Received(1).Load();
Assert.IsEmpty(vm.UserName);
Assert.IsEmpty(vm.Password);
}
public void CanLoadCredential()
{
var vm = new LoginWndVm(_clientFactory, _credentialPersist)
{
UserName = "", Password = ""
};
var expectedCredential = new LoginCredential()
{
UserName = "******", Password = "******"
};
_credentialPersist.Load().Returns(expectedCredential);
vm.LoadCredential();
_credentialPersist.Received(1).Load();
Assert.That(vm.UserName, Is.EqualTo(expectedCredential.UserName));
Assert.That(vm.Password, Is.EqualTo(expectedCredential.Password));
}
public async void ShouldChangeTheIsProcessingStatusWhenLogin()
{
var vm = new LoginWndVm(_clientFactory, _credentialPersist)
{
UserName = "******", Password = "******"
};
var changeCount = 0;
vm.PropertyChanged += (sender, args) =>
{
if (args.PropertyName == PropertyName.Get((LoginWndVm v) => v.IsProcessing))
{
changeCount++;
}
};
await vm.Login();
_clientFactory.Received(1).Login(vm.UserName, vm.Password).IgnoreAsyncWarning();
Assert.That(changeCount, Is.EqualTo(2), "IsProcessing should be changed twice, first it's changed to busy, and then back to false.");
Assert.False(vm.IsProcessing, "Status should back to non-busy");
}
public LoginWnd()
{
_viewModel = new LoginWndVm();
DataContext = _viewModel;
InitializeComponent();
}