public void TextStreamViewModelConstructorTest()
{
var textStream = new TextStreamModel();
var keyboardViewModel = new KeyboardViewModel(textStream);
var target = new TextStreamViewModel(textStream);
Assert.AreNotEqual(null, target);
}
public void UpdateTextTest()
{
var textStream = new TextStreamModel();
var keyboardViewModel = new KeyboardViewModel(textStream);
var target = new TextStreamViewModel(textStream);
//Uri source = null; // TODO: Initialize to an appropriate value
//target.UpdateText(source);
//Assert.Inconclusive("A method that does not return a value cannot be verified.");
}
public void TextTest()
{
var textStream = new TextStreamModel();
var keyboardViewModel = new KeyboardViewModel(textStream);
var target = new TextStreamViewModel(textStream);
const string expected = "ABC";
target.Text = expected;
string actual = target.Text;
Assert.AreEqual(expected, actual);
}
public void CharacterIndexTest()
{
var textStream = new TextStreamModel();
var keyboardViewModel = new KeyboardViewModel(textStream);
var target = new TextStreamViewModel(textStream);
const int expected = 6;
target.CharacterIndex = expected;
int actual = target.CharacterIndex;
Assert.AreEqual(expected, actual);
}
public void ProcessInputTest()
{
var textStream = new TextStreamModel();
var keyboardViewModel = new KeyboardViewModel(textStream);
var target = new TextStreamViewModel(textStream)
{
Text = "BEIRUT"
};
const string inputText = "B";
target.ProcessInput(inputText);
Assert.AreEqual(1, target.CharacterIndex);
}
/// <summary>
/// Definitely a lot easier to handle events in code behind
/// </summary>
/// <param name="input"></param>
private void HandleInput(string input)
{
TextStreamViewModel vm = this.DataContext as TextStreamViewModel;
if (vm == null)
{
Debug.Assert(false, "Viewmodel should never be null. Check DataContext data type");
return;
}
vm.ProcessInput(input);
this.TextBox.Select(vm.CharacterIndex, 1);
this.TextBox.Focus();
}
private void HandleKeyUp(object sender, KeyEventArgs e)
{
TextStreamViewModel vm = this.DataContext as TextStreamViewModel;
if (vm == null)
{
Debug.Assert(false, "Viewmodel should never be null. Check DataContext data type");
return;
}
// Special case for space. Find a more elegant way to do this - MJDTODO
// maybe we should handle all input at the main window level and avoid focus issues.
if (e.Key == Key.Space)
{
this.HandleInput(" ");
}
}
