From d88804dbdb2beba1ed29bc921d140c310c9ab23d Mon Sep 17 00:00:00 2001
From: Alexandr Nikitin <nikitin.alexandr.a@gmail.com>
Date: Sat, 23 Dec 2023 12:32:10 -0800
Subject: [PATCH] Add code for
 https://github.com/nsubstitute/NSubstitute/issues/759

---
 .../FieldReports/Issue759_Event.cs            | 44 +++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 tests/NSubstitute.Acceptance.Specs/FieldReports/Issue759_Event.cs

diff --git a/tests/NSubstitute.Acceptance.Specs/FieldReports/Issue759_Event.cs b/tests/NSubstitute.Acceptance.Specs/FieldReports/Issue759_Event.cs
new file mode 100644
index 00000000..3a284412
--- /dev/null
+++ b/tests/NSubstitute.Acceptance.Specs/FieldReports/Issue759_Event.cs
@@ -0,0 +1,44 @@
+using NUnit.Framework;
+using System;
+
+namespace NSubstitute.Acceptance.Specs.FieldReports
+{
+    public class Issue759_Event
+    {
+        public interface IChild
+        {
+            event EventHandler<EventArgs> Changed;
+            void Change();
+        }
+        public class Parent : IDisposable
+        {
+            private IChild m_Child;
+            public Parent(IChild child)
+            {
+                m_Child = child;
+                m_Child.Changed += Child_Changed;
+            }
+            public void Dispose()
+            {
+                m_Child.Changed -= Child_Changed;
+                m_Child = null;
+            }
+            private void Child_Changed(object sender, EventArgs args) { }
+            public void Change()
+            {
+                m_Child.Change();
+            }
+        }
+
+        [Test]
+        public void Test()
+        {
+            for (int i = 0; i < 10000000; i++)
+            {
+                var child = Substitute.For<IChild>();
+                var sut = new Parent(child);
+                sut.Dispose();
+            }
+        }
+    }
+}
\ No newline at end of file