From d1ab55633235f932eb8182f9604aacbda64573c1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20Rozto=C4=8Dil?= <roztocil@outlook.com>
Date: Thu, 11 Sep 2025 13:03:42 +0200
Subject: [PATCH 1/2] Un-quarantine CanUseAntiforgeryAfterInitialRender test,
 try to fix its flakiness

---
 .../FormHandlingTests/AntiforgeryTests.cs      | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/Components/test/E2ETest/ServerRenderingTests/FormHandlingTests/AntiforgeryTests.cs b/src/Components/test/E2ETest/ServerRenderingTests/FormHandlingTests/AntiforgeryTests.cs
index c56278d24d1e..deb731b4023a 100644
--- a/src/Components/test/E2ETest/ServerRenderingTests/FormHandlingTests/AntiforgeryTests.cs
+++ b/src/Components/test/E2ETest/ServerRenderingTests/FormHandlingTests/AntiforgeryTests.cs
@@ -33,7 +33,6 @@ public override Task InitializeAsync()
     [Theory]
     [InlineData("server")]
     [InlineData("webassembly")]
-    [QuarantinedTest("https://github.com/dotnet/aspnetcore/issues/57766")]
     public void CanUseAntiforgeryAfterInitialRender(string target)
     {
         Navigate($"{ServerPathBase}/{target}-antiforgery-form");
@@ -47,7 +46,20 @@ public void CanUseAntiforgeryAfterInitialRender(string target)
         var submit = Browser.Exists(By.Id("submit"));
         submit.Click();
 
-        var result = Browser.Exists(By.Id("result"));
-        Browser.Equal("Test", () => result.Text);
+        Browser.True(() =>
+        {
+            try
+            {
+                var result = Browser.Exists(By.Id("result"));
+                return result.Text == "Test";
+            }
+            catch (StaleElementReferenceException)
+            {
+                // Retry the test in case the element gets re-rendered between
+                // getting its reference and reading the text value.
+                // This caused rare flaky failures in the CI.
+                return false;
+            }
+        });
     }
 }

From d430b6b548c95fcc6f3627a5cac00ba12d3cff7c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20Rozto=C4=8Dil?= <roztocil@outlook.com>
Date: Thu, 11 Sep 2025 16:56:51 +0200
Subject: [PATCH 2/2] Add interactive rendering check to test component,
 simplify test assertion

---
 .../FormHandlingTests/AntiforgeryTests.cs        | 16 +---------------
 .../Pages/Forms/ServerAntiforgeryForm.razor      |  2 +-
 2 files changed, 2 insertions(+), 16 deletions(-)

diff --git a/src/Components/test/E2ETest/ServerRenderingTests/FormHandlingTests/AntiforgeryTests.cs b/src/Components/test/E2ETest/ServerRenderingTests/FormHandlingTests/AntiforgeryTests.cs
index deb731b4023a..ad1777e4f950 100644
--- a/src/Components/test/E2ETest/ServerRenderingTests/FormHandlingTests/AntiforgeryTests.cs
+++ b/src/Components/test/E2ETest/ServerRenderingTests/FormHandlingTests/AntiforgeryTests.cs
@@ -46,20 +46,6 @@ public void CanUseAntiforgeryAfterInitialRender(string target)
         var submit = Browser.Exists(By.Id("submit"));
         submit.Click();
 
-        Browser.True(() =>
-        {
-            try
-            {
-                var result = Browser.Exists(By.Id("result"));
-                return result.Text == "Test";
-            }
-            catch (StaleElementReferenceException)
-            {
-                // Retry the test in case the element gets re-rendered between
-                // getting its reference and reading the text value.
-                // This caused rare flaky failures in the CI.
-                return false;
-            }
-        });
+        Browser.Equal("Test", () => Browser.FindElement(By.Id("result")).Text);
     }
 }
diff --git a/src/Components/test/testassets/Components.TestServer/RazorComponents/Pages/Forms/ServerAntiforgeryForm.razor b/src/Components/test/testassets/Components.TestServer/RazorComponents/Pages/Forms/ServerAntiforgeryForm.razor
index a2c3eacc0e87..80a6df3d34da 100644
--- a/src/Components/test/testassets/Components.TestServer/RazorComponents/Pages/Forms/ServerAntiforgeryForm.razor
+++ b/src/Components/test/testassets/Components.TestServer/RazorComponents/Pages/Forms/ServerAntiforgeryForm.razor
@@ -6,7 +6,7 @@
 {
     <TestContentPackage.InteractiveAntiforgery RenderForm="bool.Parse(RenderForm)" />
 }
-else
+else if (RendererInfo.IsInteractive)
 {
     <p id="result">@Name</p>
 }