Restore SEBPatch

SafeExamBrowser.Browser.UnitTests/Handlers/DisplayHandlerTests.cs

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+/*
+ * Copyright (c) 2024 ETH Zürich, IT Services
+ * 
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+using System.Collections.Generic;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using SafeExamBrowser.Browser.Handlers;
+
+namespace SafeExamBrowser.Browser.UnitTests.Handlers
+{
+	[TestClass]
+	public class DisplayHandlerTests
+	{
+		private DisplayHandler sut;
+
+		[TestInitialize]
+		public void Initialize()
+		{
+			sut = new DisplayHandler();
+		}
+
+		[TestMethod]
+		public void MustUseDefaultHandling()
+		{
+			var text = default(string);
+
+			Assert.IsFalse(sut.OnAutoResize(default, default, default));
+			Assert.IsFalse(sut.OnConsoleMessage(default, default));
+			Assert.IsFalse(sut.OnCursorChange(default, default, default, default, default));
+			Assert.IsFalse(sut.OnTooltipChanged(default, ref text));
+		}
+
+		[TestMethod]
+		public void MustHandleFaviconChange()
+		{
+			var newUrl = "www.someurl.org/favicon.ico";
+			var url = default(string);
+			var called = false;
+
+			sut.FaviconChanged += (u) =>
+			{
+				called = true;
+				url = u;
+			};
+			sut.OnFaviconUrlChange(default, default, new List<string>());
+
+			Assert.AreEqual(default, url);
+			Assert.IsFalse(called);
+
+			sut.OnFaviconUrlChange(default, default, new List<string> { newUrl });
+
+			Assert.AreEqual(newUrl, url);
+			Assert.IsTrue(called);
+		}
+
+		[TestMethod]
+		public void MustHandleProgressChange()
+		{
+			var expected = 0.123456;
+			var actual = default(double);
+
+			sut.ProgressChanged += (p) => actual = p;
+			sut.OnLoadingProgressChange(default, default, expected);
+
+			Assert.AreEqual(expected, actual);
+		}
+	}
+}