Add axe testing, add license headers

Author: marcelwgn

UITests/AxeHelper.cs

@@ -0,0 +1,47 @@
+//******************************************************************************
+//
+// Copyright (c) 2023 Microsoft Corporation. All rights reserved.
+//
+// This code is licensed under the MIT License (MIT).
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+//******************************************************************************
+
+using Axe.Windows.Automation;
+using System.Diagnostics;
+using System.Linq;
+
+namespace UITests
+{
+	public class AxeHelper
+	{
+		public static IScanner AccessibilityScanner;
+
+		internal static void InitializeAxe()
+		{
+			var processes = Process.GetProcessesByName("WinUIGallery.DesktopWap");
+			Assert.IsTrue(processes.Length > 0);
+
+			var config = Config.Builder.ForProcessId(processes[0].Id).Build();
+
+			AccessibilityScanner = ScannerFactory.CreateScanner(config);
+		}
+
+		public static void AssertNoAccessibilityErrors()
+		{
+			var testResult = AccessibilityScanner.Scan(null).WindowScanOutputs.SelectMany(output => output.Errors);
+			if (testResult.Count() != 0)
+			{
+				var mappedResult = testResult.Select(result => "Element " + result.Element.Properties["ControlType"] + " violated rule '" + result.Rule.Description + "'.");
+				Assert.Fail("Failed with the following accessibility errors \r\n" + string.Join("\r\n", mappedResult));
+			}
+		}
+	}
+}

UITests/SessionManager.cs

@@ -1,5 +1,20 @@
-using OpenQA.Selenium.Appium;
-using OpenQA.Selenium.Appium.Windows;
+//******************************************************************************
+//
+// Copyright (c) 2023 Microsoft Corporation. All rights reserved.
+//
+// This code is licensed under the MIT License (MIT).
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+//******************************************************************************
+
+using OpenQA.Selenium.Appium;
 using System;
 using System.Diagnostics;
 using System.IO;
@@ -70,7 +85,8 @@ public static void Setup(TestContext _)
 				Thread.Sleep(3000);
 				Assert.IsNotNull(_session);
 				Assert.IsNotNull(_session.SessionId);
-
+				AxeHelper.InitializeAxe();
+				
 				// Dismiss the disclaimer window that may pop up on the very first application launch
 				// If the disclaimer is not found, this throws an exception, so lets catch that
 				try

UITests/TestBase.cs

@@ -1,5 +1,19 @@
-using Microsoft.VisualBasic;
-using OpenQA.Selenium.Appium.Windows;
+//******************************************************************************
+//
+// Copyright (c) 2023 Microsoft Corporation. All rights reserved.
+//
+// This code is licensed under the MIT License (MIT).
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+//******************************************************************************
+
 using OpenQA.Selenium.Interactions;
 using System.Threading;
 
@@ -17,6 +31,8 @@ public static void OpenControlPage(string name)
 			search.SendKeys(name);
 			Thread.Sleep(1_000);
 			Session.FindElementByName(name).Click();
+
+			AxeHelper.AssertNoAccessibilityErrors();
 		}
 
 		public static void TypeText(string text)