mirror of
https://github.com/gui-cs/Terminal.Gui.git
synced 2025-12-29 09:18:01 +01:00
113 lines
3.2 KiB
C#
113 lines
3.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection;
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using Terminal.Gui;
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using Xunit;
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using Xunit.Abstractions;
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namespace UnitTests.ViewsTests {
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public class ViewDisposalTest {
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#nullable enable
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Dictionary<Type, object? []?> special_params = new Dictionary<Type, object? []?> ();
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#nullable restore
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readonly ITestOutputHelper output;
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public ViewDisposalTest (ITestOutputHelper output)
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{
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{
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this.output = output;
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}
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}
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#nullable enable
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Dictionary<Type, object? []?> special_params = new Dictionary<Type, object? []?> ();
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#nullable restore
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[Fact]
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[Fact]
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[Fact]
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[AutoInitShutdown]
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[Fact]
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public void TestViewsDisposeCorrectly ()
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{
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var reference = DoTest ();
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for (var i = 0; i < 10 && reference.IsAlive; i++) {
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GC.Collect ();
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GC.WaitForPendingFinalizers ();
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}
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string all = "\nView (Container)";
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foreach (var v in ((View)reference.Target).Subviews) {
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all += ",\n";
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all += v.GetType ().Name;
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}
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Assert.Fail ($"Some Views didnt get Garbage Collected: {all}");
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}
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}
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}
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}
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}
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void getSpecialParams ()
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{
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special_params.Clear ();
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//special_params.Add (typeof (LineView), new object [] { Orientation.Horizontal });
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}
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WeakReference DoTest ()
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{
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getSpecialParams ();
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View Container = new View ();
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Toplevel top = new ();
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//Application.Init ();
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var state = Application.Begin (top);
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var views = GetViews ();
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Container.Add (new View ());
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foreach (var view in views) {
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View instance;
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} else
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instance = (View)Activator.CreateInstance (view);
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instance = (View)Activator.CreateInstance (view);
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else
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instance = (View)Activator.CreateInstance (view);
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Assert.NotNull (instance);
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Container.Add (instance);
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output.WriteLine ($"Added instance of {view}!");
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}
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top.Add (Container);
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// make sure the application is doing to the views whatever its supposed to do to the views
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for (var i = 0; i < 100; i++) {
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Application.Refresh ();
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}
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top.Remove (Container);
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Application.End (state);
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WeakReference reference = new (Container);
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Container.Dispose ();
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top.Dispose ();
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return reference;
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}
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/// <summary>
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/// Get all types derived from <see cref="View"/> using reflection
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/// </summary>
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/// <returns></returns>
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List<Type> GetViews ()
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foreach (var type in Assembly.GetAssembly (typeof (View)).GetTypes ().Where (T => {
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return ((!T.IsAbstract) && T.IsPublic && T.IsClass && T.IsAssignableTo (typeof (View)) && !T.IsGenericType && !(T == typeof (View)));
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})) {
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return ((!T.IsAbstract) && T.IsPublic && T.IsClass && T.IsAssignableTo (typeof (View)) && !T.IsGenericType && !(T == typeof (View)));})) {
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foreach (var type in Assembly.GetAssembly (typeof (View)).GetTypes ().Where (T => {
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return ((!T.IsAbstract) && T.IsPublic && T.IsClass && T.IsAssignableTo (typeof (View)) && !T.IsGenericType && !(T == typeof (View)));})) {
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output.WriteLine ($"Found Type {type.Name}");
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Assert.DoesNotContain (type, valid);
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Assert.True (type.IsAssignableTo (typeof (IDisposable)));// Just to be safe
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valid.Add (type);
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output.WriteLine (" -Added!");
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} //end body of foreach loop
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return valid;
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}
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}
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}
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