public void RetainCyclesExpectedTest()
{
var cache = new IntPtr [totalTestObjects];
MyParentView.noweakcount = 0;
for (int i = 0; i < totalTestObjects; i++)
{
var parent = new MyParentView(useWeak: false);
parent.TouchButton();
cache [i] = parent.Handle;
}
GC.Collect(0);
GC.Collect();
GC.WaitForPendingFinalizers();
Assert.That(MyParentView.noweakcount, Is.EqualTo(totalTestObjects), "Retain cycles expected");
for (int i = 0; i < totalTestObjects; i++)
{
using (var parent = Runtime.GetNSObject <MyParentView> (cache[i])) {
var child = (MyButton)parent.Children [0];
child.RemoveStrongRef();
}
}
}
public MyButton(MyParentView parent, bool useWeak)
{
if (useWeak)
{
weak = parent;
}
else
{
strong = parent;
}
}
public void NoRetainCyclesExpectedTest()
{
var thread = new Thread(delegate() {
MyParentView.weakcount = 0;
for (int i = 0; i < totalTestObjects; i++)
{
var parent = new MyParentView(useWeak: true);
parent.TouchButton();
}
});
thread.Start();
thread.Join();
GC.Collect(0);
GC.Collect();
GC.WaitForPendingFinalizers();
GC.WaitForPendingFinalizers();
TestRuntime.RunAsync(DateTime.Now.AddSeconds(30), () => { }, () => MyParentView.weakcount < totalTestObjects);
Assert.That(MyParentView.weakcount, Is.LessThan(totalTestObjects), "No retain cycles expected");
}
public void RemoveStrongRef() => strong = null;
