Test

Chrono/Tests/CardsPageTests.cs

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+using Microsoft.Playwright;
+using Microsoft.Playwright.NUnit;
+
+namespace Tests;
+
+[Parallelizable(ParallelScope.Self)]
+[TestFixture]
+public class CardsPageTests : PageTest
+{
+    private const string BaseUrl = "http://localhost:5256";
+
+    [Test]
+    public async Task CardsPage_InspectRendering()
+    {
+        var consoleMessages = new List<string>();
+        var pageErrors = new List<string>();
+
+        Page.Console += (_, msg) => Console.WriteLine($"[BROWSER {msg.Type}] {msg.Text}");
+        Page.PageError += (_, err) => Console.WriteLine($"[BROWSER PAGE ERROR] {err}");
+
+        await Page.GotoAsync($"{BaseUrl}/cards");
+        await Page.WaitForSelectorAsync("h1", new() { Timeout = 30000 });
+
+        // Give Blazor WASM a moment to render
+        await Page.WaitForTimeoutAsync(3000);
+
+        var cardCells = Page.Locator(".card-cell");
+        var count = await cardCells.CountAsync();
+        Console.WriteLine($"Found {count} card cells");
+
+        var html = await Page.ContentAsync();
+        File.WriteAllText("cards_page_dump.html", html);
+    }
+}