public void IsDropDownOpen_WhenSetToTrue_CreatesSelectorView()
{
//Arrange
var crossRef = new FieldSingleCrossRef();
//Act
crossRef.IsDropDownOpen = true;
//Assert
var inst = new PrivateAccessor(crossRef);
var d = inst.GetField("selectorView");
Assert.IsNotNull(d);
}
public void WhenTextBoxTextChanges_AutoSearchCommand_IsExecuted()
{
// Arrange.
const string NewText = "Item";
var crossRef = new FieldSingleCrossRef();
var textBox = Mock.Create<TextBox>(Behavior.CallOriginal);
var item1 = new object();
var item2 = new object();
var items = new List<object> { item1, item2 };
var searchTextProvider = Mock.Create<ISearchTextProvider>(Behavior.Loose);
Mock.Arrange(searchTextProvider, x => x.GetPrimaryText(item1)).Returns("Item 1");
Mock.Arrange(searchTextProvider, x => x.GetPrimaryText(item2)).Returns("Item 2");
crossRef.SearchTextProvider = searchTextProvider;
crossRef.ItemsSource = items;
crossRef.SelectedIndex = 1;
crossRef.SelectedItem = items[1];
Mock.Intercept<TextBox>();
Mock.NonPublic.Arrange<FieldSingleCrossRef, DependencyObject>("GetTemplateChild", "PopupOwner").Returns(textBox);
crossRef.OnApplyTemplate();
var autoSearchCommand = Mock.Create<ICommand>(Behavior.Loose);
crossRef.AutoSearchCommand = autoSearchCommand;
crossRef.AutoSearchDelay = 0;
var eventArgs = Mock.Create<TextChangedEventArgs>(Constructor.Mocked, Behavior.Loose);
// Act.
textBox.Text = NewText;
textBox.SelectionStart = NewText.Length;
Mock.Raise(() => textBox.TextChanged += null, eventArgs);
// Assert.
Assert.AreEqual(-1, crossRef.SelectedIndex);
Assert.IsNull(crossRef.SelectedItem);
Assert.AreEqual("Item 1", textBox.Text);
Assert.AreEqual(NewText.Length, textBox.SelectionStart);
Assert.AreEqual(2, textBox.SelectionLength);
Assert.AreEqual("Item 1", crossRef.DisplayText);
Assert.AreEqual(NewText, crossRef.UnselectedText);
Mock.Assert(() => autoSearchCommand.Execute(Arg.AnyObject), Occurs.Once());
}
