120 строки
3.7 KiB
C#
120 строки
3.7 KiB
C#
//
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// Unit tests for UISearchDisplayController
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//
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// Authors:
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// Sebastien Pouliot <sebastien@xamarin.com>
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//
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// Copyright 2012 Xamarin Inc. All rights reserved.
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//
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#if !XAMCORE_3_0 && !MONOMAC && !__MACCATALYST__
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using System;
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using System.Drawing;
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using System.Reflection;
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using Foundation;
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using UIKit;
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using NUnit.Framework;
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namespace MonoTouchFixtures.UIKit {
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class SearchDisplayControllerPoker : UISearchDisplayController {
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static FieldInfo bkSearchBar;
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static FieldInfo bkSearchContentsController;
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static FieldInfo bkSearchResultsTableView;
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static SearchDisplayControllerPoker ()
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{
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var t = typeof (UISearchDisplayController);
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bkSearchBar = t.GetField ("__mt_SearchBar_var", BindingFlags.Instance | BindingFlags.NonPublic);
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bkSearchContentsController = t.GetField ("__mt_SearchContentsController_var", BindingFlags.Instance | BindingFlags.NonPublic);
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bkSearchResultsTableView = t.GetField ("__mt_SearchResultsTableView_var", BindingFlags.Instance | BindingFlags.NonPublic);
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}
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public static bool NewRefcountEnabled ()
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{
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return NSObject.IsNewRefcountEnabled ();
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}
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public SearchDisplayControllerPoker ()
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{
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}
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public SearchDisplayControllerPoker (UISearchBar searchBar, UIViewController viewController) : base (searchBar, viewController)
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{
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}
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public UISearchBar SearchBarBackingField {
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get {
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return (UISearchBar) bkSearchBar.GetValue (this);
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}
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}
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public UIViewController SearchContentsControllerBackingField {
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get {
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return (UIViewController) bkSearchContentsController.GetValue (this);
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}
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}
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public UITableView SearchResultsTableViewBackingField {
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get {
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return (UITableView) bkSearchResultsTableView.GetValue (this);
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}
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}
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}
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[TestFixture]
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[Preserve (AllMembers = true)]
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public class SearchDisplayControllerTest {
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[Test]
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public void Ctor_Default_BackingFields ()
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{
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if (SearchDisplayControllerPoker.NewRefcountEnabled ())
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Assert.Inconclusive ("backing fields are removed when newrefcount is enabled");
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using (var sc = new SearchDisplayControllerPoker ()) {
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// default constructor does not set any UIViewController so the backing fields are null
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Assert.Null (sc.SearchBarBackingField, "1a");
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Assert.Null (sc.SearchContentsControllerBackingField, "2a");
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Assert.Null (sc.SearchResultsTableViewBackingField, "3a");
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Assert.Null (sc.SearchBar, "1b");
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Assert.Null (sc.SearchContentsController, "2b");
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// not an issue (backing field being null before calling the getter)
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// since it's not something we supplied to the instance
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Assert.NotNull (sc.SearchResultsTableView, "3b");
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// the backing field will be set afterward
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Assert.NotNull (sc.SearchResultsTableViewBackingField, "3c");
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}
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}
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[Test]
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public void Ctor_BackingFields ()
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{
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if (SearchDisplayControllerPoker.NewRefcountEnabled ())
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Assert.Inconclusive ("backing fields are removed when newrefcount is enabled");
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using (var sb = new UISearchBar ())
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using (var vc = new UIViewController ())
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using (var sc = new SearchDisplayControllerPoker (sb, vc)) {
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// default constructor does not set any UIViewController so the backing fields are null
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Assert.AreSame (sb, sc.SearchBarBackingField, "1a");
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Assert.AreSame (vc, sc.SearchContentsControllerBackingField, "2a");
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Assert.Null (sc.SearchResultsTableViewBackingField, "3a");
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Assert.AreSame (sb, sc.SearchBar, "1b");
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Assert.AreSame (vc, sc.SearchContentsController, "2b");
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// not an issue (backing field being null before calling the getter)
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// since it's not something we supplied to the instance
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Assert.NotNull (sc.SearchResultsTableView, "3b");
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// the backing field will be set afterward
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Assert.NotNull (sc.SearchResultsTableViewBackingField, "3c");
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}
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}
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}
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}
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#endif // !XAMCORE_3_0 && !MONOMAC
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