From 59e4231d98c9bb293d06d6233eccc8f57ba623b0 Mon Sep 17 00:00:00 2001
From: pavelsavara <pavel.savara@gmail.com>
Date: Mon, 27 Jan 2025 19:24:02 +0100
Subject: [PATCH 1/3] give GC more chance

---
 .../Writers/XmlWriterApi/TCFullEndElement.cs  | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs b/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs
index 568ab368092b22..7ef81f33a7f378 100644
--- a/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs
+++ b/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs
@@ -12,8 +12,25 @@
 namespace System.Xml.XmlWriterApiTests
 {
     //[TestCase(Name = "WriteFullEndElement")]
-    public class TCFullEndElement
+    public class TCFullEndElement : IAsyncLifetime
     {
+        public async Task InitializeAsync()
+        {
+            if (OperatingSystem.IsBrowser())
+            {
+                await Task.Yield();
+            }
+        }
+
+        public Task DisposeAsync()
+        {
+            if (OperatingSystem.IsBrowser())
+            {
+                GC.Collect();
+            }
+            return Task.CompletedTask;
+        }
+
         // Sanity test for WriteFullEndElement()
         [Theory]
         [XmlWriterInlineData]

From 4dc0bead3967b4a6b37349411ab4e66be3469e0a Mon Sep 17 00:00:00 2001
From: pavelsavara <pavel.savara@gmail.com>
Date: Mon, 27 Jan 2025 21:27:21 +0100
Subject: [PATCH 2/3] fix

---
 .../tests/Writers/XmlWriterApi/TCFullEndElement.cs              | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs b/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs
index 7ef81f33a7f378..4705595fb5d47e 100644
--- a/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs
+++ b/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs
@@ -7,6 +7,8 @@
 using System.Text;
 using OLEDB.Test.ModuleCore;
 using XmlCoreTest.Common;
+using System.Threading;
+using System.Threading.Tasks;
 using Xunit;
 
 namespace System.Xml.XmlWriterApiTests

From 80b8dc75ca39f438e673e759bb81fc0e7fb2c475 Mon Sep 17 00:00:00 2001
From: Pavel Savara <pavelsavara@microsoft.com>
Date: Tue, 28 Jan 2025 14:07:19 +0100
Subject: [PATCH 3/3] feedback

---
 .../tests/Writers/XmlWriterApi/TCFullEndElement.cs             | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs b/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs
index 4705595fb5d47e..3955b2ec0c72ac 100644
--- a/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs
+++ b/src/libraries/System.Private.Xml/tests/Writers/XmlWriterApi/TCFullEndElement.cs
@@ -18,6 +18,9 @@ public class TCFullEndElement : IAsyncLifetime
     {
         public async Task InitializeAsync()
         {
+            // when running in browser, we only have 32bit address space
+            // and this unit test is allocating a lot of resources. Which often leads to OOM in CI
+            // yielding to the browser event loop will give the runtime ability to run finalizers
             if (OperatingSystem.IsBrowser())
             {
                 await Task.Yield();