From 0d9fa37b4fa42d9a7e229a7065e9904c3c5b34f2 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sun, 5 Apr 2026 08:38:25 +0000
Subject: [PATCH 1/2] Initial plan


From a4d06f636823ec01521a97e97939468fb59d85a3 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sun, 5 Apr 2026 08:55:26 +0000
Subject: [PATCH 2/2] Add UnitTestDeterministicId test class to WebHtml folder

Agent-Logs-Url: https://github.com/webexpress-framework/WebExpress.WebUI/sessions/ce78eb3a-54b0-4482-a0e9-b1bc2923930f

Co-authored-by: ReneSchwarzer <31061438+ReneSchwarzer@users.noreply.github.com>
---
 .../WebHtml/UnitTestDeterministicId.cs        | 80 +++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 src/WebExpress.WebUI.Test/WebHtml/UnitTestDeterministicId.cs

diff --git a/src/WebExpress.WebUI.Test/WebHtml/UnitTestDeterministicId.cs b/src/WebExpress.WebUI.Test/WebHtml/UnitTestDeterministicId.cs
new file mode 100644
index 0000000..64d8e1d
--- /dev/null
+++ b/src/WebExpress.WebUI.Test/WebHtml/UnitTestDeterministicId.cs
@@ -0,0 +1,80 @@
+using WebExpress.WebCore.WebHtml;
+
+namespace WebExpress.WebUI.Test.WebHtml
+{
+    /// <summary>
+    /// Unit tests for the DeterministicId class.
+    /// </summary>
+    [Collection("NonParallelTests")]
+    public class UnitTestDeterministicId
+    {
+        /// <summary>
+        /// Tests that two calls to Create from the same callsite produce different identifiers.
+        /// </summary>
+        [Fact]
+        public void CreateSameCallsite()
+        {
+            // act
+            var id1 = CallCreate();
+            var id2 = CallCreate();
+
+            // validation
+            Assert.NotEqual(id1, id2);
+        }
+
+        /// <summary>
+        /// Tests that Create with different context values produces different identifiers.
+        /// </summary>
+        [Fact]
+        public void CreateIndexes()
+        {
+            // act
+            var id1 = CallCreate(0);
+            var id2 = CallCreate(1);
+
+            // validation
+            Assert.NotEqual(id1, id2);
+        }
+
+        /// <summary>
+        /// Tests that calls from different call sites produce different identifiers.
+        /// </summary>
+        [Fact]
+        public void CreateDifferentCallsites()
+        {
+            // arrange
+            var callsiteA = new Func<string>(() => DeterministicId.Create());
+            var callsiteB = new Func<string>(() => DeterministicId.Create());
+
+            // act
+            var id1 = callsiteA();
+            var id2 = callsiteB();
+
+            // validation
+            Assert.NotEqual(id1, id2);
+        }
+
+        /// <summary>
+        /// Generates a deterministic identifier.
+        /// </summary>
+        /// <returns>A string that represents the generated deterministic identifier.</returns>
+        private string CallCreate()
+        {
+            return DeterministicId.Create();
+        }
+
+        /// <summary>
+        /// Generates a deterministic identifier based on the specified context.
+        /// </summary>
+        /// <param name="context">
+        /// The context used to influence the generated identifier.
+        /// </param>
+        /// <returns>
+        /// A string that represents the generated deterministic identifier.
+        /// </returns>
+        private string CallCreate(object context)
+        {
+            return DeterministicId.Create(context);
+        }
+    }
+}