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| 1 | +#if HAS_UNO_WINUI |
| 2 | +using System; |
| 3 | +using System.Threading.Tasks; |
| 4 | +using Private.Infrastructure; |
| 5 | +using Microsoft/* UWP don't rename */.UI.Xaml.Controls; |
| 6 | +using System.Linq; |
| 7 | +using Microsoft.Web.WebView2.Core; |
| 8 | +using System.Diagnostics; |
| 9 | + |
| 10 | +namespace Uno.UI.RuntimeTests.Tests.Windows_UI_Xaml_Controls; |
| 11 | + |
| 12 | +[TestClass] |
| 13 | +[RunsOnUIThread] |
| 14 | +public class Given_WebView2 |
| 15 | +{ |
| 16 | + [TestMethod] |
| 17 | +#if __SKIA__ |
| 18 | + [Ignore("WebView2 is not yet supported on skia targets")] |
| 19 | +#endif |
| 20 | + public async Task When_InvokeScriptAsync() |
| 21 | + { |
| 22 | + var border = new Border(); |
| 23 | + var webView = new WebView2(); |
| 24 | + webView.Width = 200; |
| 25 | + webView.Height = 200; |
| 26 | + border.Child = webView; |
| 27 | + TestServices.WindowHelper.WindowContent = border; |
| 28 | + bool navigated = false; |
| 29 | + await TestServices.WindowHelper.WaitForLoaded(border); |
| 30 | + webView.NavigationCompleted += (sender, e) => navigated = true; |
| 31 | + webView.NavigateToString("<html><body><div id='test' style='width: 100px; height: 100px; background-color: blue;' /></body></html>"); |
| 32 | + await TestServices.WindowHelper.WaitFor(() => navigated, timeoutMS: 10000); |
| 33 | + |
| 34 | + var sw = Stopwatch.StartNew(); |
| 35 | + string color = null; |
| 36 | + |
| 37 | + do |
| 38 | + { |
| 39 | + // We need to wait for the element to be available, navigated |
| 40 | + // may be set to true too early on wasm. |
| 41 | + color = await webView.ExecuteScriptAsync( |
| 42 | + """ |
| 43 | + (function () { |
| 44 | + let testElement = document.getElementById('test'); |
| 45 | + if(testElement){ |
| 46 | + return testElement.style.backgroundColor.toString(); |
| 47 | + } |
| 48 | + return ""; |
| 49 | + })() |
| 50 | + """); |
| 51 | + |
| 52 | + } while (sw.Elapsed < TimeSpan.FromSeconds(10) && string.IsNullOrEmpty(color.Replace("\"", ""))); |
| 53 | + |
| 54 | + Assert.AreEqual("\"blue\"", color); |
| 55 | + |
| 56 | + // Change color to red |
| 57 | + await webView.ExecuteScriptAsync("document.getElementById('test').style.backgroundColor = 'red'"); |
| 58 | + color = await webView.ExecuteScriptAsync("document.getElementById('test').style.backgroundColor.toString()"); |
| 59 | + |
| 60 | + Assert.AreEqual("\"red\"", color); |
| 61 | + } |
| 62 | +} |
| 63 | +#endif |
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