[UITests] Screen Ruler (#40999)

## Summary of the Pull Request Basic UI Tests for Screen Ruler module ## PR Checklist - [ ] Closes: https://github.com/microsoft/PowerToys/issues/40670 - [x] **Communication:** I've discussed this with core contributors already. If the work hasn't been agreed, this work might be rejected - [x] **Tests:** Added/updated and all pass - [x] **Dev docs:** Added/updated ## Detailed Description of the Pull Request / Additional comments Covered test cases you can find in this issue: https://github.com/microsoft/PowerToys/issues/40670
2026-04-03 17:56:44 +02:00 · 2025-09-08 14:04:53 +02:00
parent 1887c22e87
commit f4984646dc
16 changed files with 792 additions and 32 deletions
--- a/src/modules/MeasureTool/MeasureToolUI/MeasureToolXAML/MainWindow.xaml
+++ b/src/modules/MeasureTool/MeasureToolUI/MeasureToolXAML/MainWindow.xaml
@@ -5,6 +5,7 @@
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:winuiex="using:WinUIEx"
+    Title="PowerToys.ScreenRuler"
    IsAlwaysOnTop="True"
    IsMaximizable="False"
    IsMinimizable="False"
@@ -250,6 +251,7 @@
            <ToggleButton
                Name="btnBounds"
                x:Uid="BtnBounds"
+                AutomationProperties.AutomationId="Button_Bounds"
                Click="BoundsTool_Click"
                Content="&#xEF20;"
                KeyboardAcceleratorPlacementMode="Auto"
@@ -267,6 +269,7 @@
            <ToggleButton
                Name="btnSpacing"
                x:Uid="BtnSpacing"
+                AutomationProperties.AutomationId="Button_Spacing"
                Click="MeasureTool_Click"
                Style="{StaticResource ToggleButtonRadioButtonStyle}">
                <ToolTipService.ToolTip>
@@ -284,6 +287,7 @@
            <ToggleButton
                Name="btnHorizontalSpacing"
                x:Uid="BtnHorizontalSpacing"
+                AutomationProperties.AutomationId="Button_SpacingHorizontal"
                Click="HorizontalMeasureTool_Click"
                Style="{StaticResource ToggleButtonRadioButtonStyle}">
                <ToolTipService.ToolTip>
@@ -304,6 +308,7 @@
            <ToggleButton
                Name="btnVerticalSpacing"
                x:Uid="BtnVerticalSpacing"
+                AutomationProperties.AutomationId="Button_SpacingVertical"
                Click="VerticalMeasureTool_Click"
                Style="{StaticResource ToggleButtonRadioButtonStyle}">
                <ToolTipService.ToolTip>
@@ -324,6 +329,7 @@
            <AppBarSeparator />
            <Button
                x:Uid="BtnClosePanel"
+                AutomationProperties.AutomationId="Button_Close"
                Click="ClosePanelTool_Click"
                Content="&#xE8BB;"
                Foreground="{StaticResource CloseButtonBackgroundPointerOver}">
--- a/src/modules/MeasureTool/Tests/ScreenRuler.UITests/Package.appxmanifest
+++ b/src/modules/MeasureTool/Tests/ScreenRuler.UITests/Package.appxmanifest
@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<Package
+  xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
+  xmlns:mp="http://schemas.microsoft.com/appx/2014/phone/manifest"
+  xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
+  xmlns:rescap="http://schemas.microsoft.com/appx/manifest/foundation/windows10/restrictedcapabilities"
+  IgnorableNamespaces="uap rescap">
+
+  <Identity
+    Name="d4d0f157-5c12-4390-9689-152b0c86a582"
+    Publisher="CN=Microsoft Corporation, O=Microsoft Corporation, L=Redmond, S=Washington, C=US"
+    Version="1.0.0.0" />
+
+  <mp:PhoneIdentity PhoneProductId="d4d0f157-5c12-4390-9689-152b0c86a582" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
+
+  <Properties>
+    <DisplayName>ScreenRuler.UITests</DisplayName>
+    <PublisherDisplayName>Microsoft</PublisherDisplayName>
+    <Logo>Assets\StoreLogo.png</Logo>
+  </Properties>
+
+  <Dependencies>
+    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.17763.0" MaxVersionTested="10.0.19041.0" />
+    <TargetDeviceFamily Name="Windows.Desktop" MinVersion="10.0.17763.0" MaxVersionTested="10.0.19041.0" />
+  </Dependencies>
+
+  <Resources>
+    <Resource Language="x-generate"/>
+  </Resources>
+
+  <Applications>
+    <Application Id="App"
+      Executable="$targetnametoken$.exe"
+      EntryPoint="$targetentrypoint$">
+      <uap:VisualElements
+        DisplayName="ScreenRuler.UITests"
+        Description="ScreenRuler.UITests"
+        BackgroundColor="transparent"
+        Square150x150Logo="Assets\Square150x150Logo.png"
+        Square44x44Logo="Assets\Square44x44Logo.png">
+        <uap:DefaultTile Wide310x150Logo="Assets\Wide310x150Logo.png" />
+        <uap:SplashScreen Image="Assets\SplashScreen.png" />
+      </uap:VisualElements>
+    </Application>
+  </Applications>
+
+  <Capabilities>
+    <rescap:Capability Name="runFullTrust" />
+  </Capabilities>
+</Package>
--- a/src/modules/MeasureTool/Tests/ScreenRuler.UITests/ScreenRuler.UITests.csproj
+++ b/src/modules/MeasureTool/Tests/ScreenRuler.UITests/ScreenRuler.UITests.csproj
@@ -0,0 +1,23 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <Import Project="..\..\..\..\Common.Dotnet.CsWinRT.props" />
+  <PropertyGroup>
+	  <RootNamespace>PowerToys.ScreenRuler.UITests</RootNamespace>
+	  <AssemblyName>ScreenRuler.UITests</AssemblyName>
+	  <IsPackable>false</IsPackable>
+	  <IsTestProject>true</IsTestProject>
+	  <Nullable>enable</Nullable>
+	  <OutputType>Library</OutputType>
+
+	  <!-- This is a UI test, so don't run as part of MSBuild -->
+	  <RunVSTest>false</RunVSTest>
+  </PropertyGroup>
+  <PropertyGroup>
+	  <OutputPath>$(SolutionDir)$(Platform)\$(Configuration)\tests\ScreenRuler.UITests\</OutputPath>
+  </PropertyGroup>
+
+  <ItemGroup>
+	  <PackageReference Include="MSTest" />
+	  <ProjectReference Include="..\..\..\..\common\UITestAutomation\UITestAutomation.csproj" />
+  </ItemGroup>
+</Project>
+ 
--- a/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestBounds.cs
+++ b/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestBounds.cs
@@ -0,0 +1,27 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using Microsoft.PowerToys.UITest;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace ScreenRuler.UITests
+{
+    [TestClass]
+    public class TestBounds : UITestBase
+    {
+        public TestBounds()
+            : base(PowerToysModule.PowerToysSettings, WindowSize.Large)
+        {
+        }
+
+        [TestMethod("ScreenRuler.BoundsTool")]
+        [TestCategory("Spacing")]
+        public void TestScreenRulerBoundsTool()
+        {
+            TestHelper.InitializeTest(this, "bounds test");
+            TestHelper.PerformBoundsToolTest(this);
+            TestHelper.CleanupTest(this);
+        }
+    }
+}
--- a/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestHelper.cs
+++ b/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestHelper.cs
@@ -0,0 +1,466 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Collections.Generic;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Threading.Tasks;
+using Microsoft.PowerToys.UITest;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace ScreenRuler.UITests
+{
+    public static class TestHelper
+    {
+        private static readonly string[] ShortcutSeparators = { " + ", "+", " " };
+
+        // Button automation names from Resources.resw
+        public const string BoundsButtonId = "Button_Bounds";
+        public const string SpacingButtonName = "Button_Spacing";
+        public const string HorizontalSpacingButtonName = "Button_SpacingHorizontal";
+        public const string VerticalSpacingButtonName = "Button_SpacingVertical";
+        public const string CloseButtonId = "Button_Close";
+
+        /// <summary>
+        /// Performs common test initialization: navigate to settings, enable toggle, verify shortcut
+        /// </summary>
+        /// <param name="testBase">The test base instance</param>
+        /// <param name="testName">Name of the test for assertions</param>
+        /// <returns>The activation keys for the test</returns>
+        public static Key[] InitializeTest(UITestBase testBase, string testName)
+        {
+            LaunchFromSetting(testBase);
+
+            var toggleSwitch = SetScreenRulerToggle(testBase, enable: true);
+            Assert.IsTrue(
+                toggleSwitch.IsOn,
+                $"Screen Ruler toggle switch should be ON for {testName}");
+
+            var activationKeys = ReadActivationShortcut(testBase);
+            Assert.IsNotNull(activationKeys, "Should be able to read activation shortcut");
+            Assert.IsTrue(activationKeys.Length > 0, "Activation shortcut should contain at least one key");
+
+            return activationKeys;
+        }
+
+        /// <summary>
+        /// Performs common test cleanup: close ScreenRuler UI
+        /// </summary>
+        /// <param name="testBase">The test base instance</param>
+        public static void CleanupTest(UITestBase testBase)
+        {
+            CloseScreenRulerUI(testBase);
+
+            // Ensure we're attached to settings after cleanup
+            try
+            {
+                testBase.Session.Attach(PowerToysModule.PowerToysSettings);
+            }
+            catch
+            {
+                // Ignore attachment errors - this is just cleanup
+            }
+        }
+
+        /// <summary>
+        /// Navigate to the Screen Ruler (Measure Tool) settings page
+        /// </summary>
+        public static void LaunchFromSetting(UITestBase testBase)
+        {
+            var screenRulers = testBase.Session.FindAll<NavigationViewItem>(By.AccessibilityId("ScreenRulerNavItem"));
+
+            if (screenRulers.Count == 0)
+            {
+                testBase.Session.Find<NavigationViewItem>(By.AccessibilityId("SystemToolsNavItem"), 5000).Click(msPostAction: 500);
+            }
+
+            testBase.Session.Find<NavigationViewItem>(By.AccessibilityId("ScreenRulerNavItem"), 5000).Click(msPostAction: 500);
+        }
+
+        /// <summary>
+        /// Set the Screen Ruler toggle switch to the specified state
+        /// </summary>
+        public static ToggleSwitch SetScreenRulerToggle(UITestBase testBase, bool enable)
+        {
+            var toggleSwitch = testBase.Session.Find<ToggleSwitch>(By.AccessibilityId("Toggle_ScreenRuler"), 5000);
+
+            if (toggleSwitch.IsOn != enable)
+            {
+                toggleSwitch.Click(msPreAction: 1000, msPostAction: 2000);
+            }
+
+            if (toggleSwitch.IsOn != enable)
+            {
+                testBase.Session.SendKey(Key.Space, msPreAction: 0, msPostAction: 2000);
+            }
+
+            return toggleSwitch;
+        }
+
+        /// <summary>
+        /// Set the Screen Ruler toggle and verify its state
+        /// </summary>
+        /// <param name="testBase">The test base instance</param>
+        /// <param name="enable">True to enable, false to disable</param>
+        /// <param name="testName">Name of the test for assertion messages</param>
+        public static void SetAndVerifyScreenRulerToggle(UITestBase testBase, bool enable, string testName)
+        {
+            var toggleSwitch = SetScreenRulerToggle(testBase, enable);
+            Assert.AreEqual(
+                enable,
+                toggleSwitch.IsOn,
+                $"Screen Ruler toggle switch should be {(enable ? "ON" : "OFF")} for {testName}");
+        }
+
+        /// <summary>
+        /// Read the current activation shortcut from the ShortcutControl
+        /// </summary>
+        public static Key[] ReadActivationShortcut(UITestBase testBase)
+        {
+            var shortcutCard = testBase.Session.Find<Element>(By.AccessibilityId("Shortcut_ScreenRuler"), 5000);
+            var shortcutButton = shortcutCard.Find<Element>(By.AccessibilityId("EditButton"), 5000);
+            return ParseShortcutText(shortcutButton.HelpText);
+        }
+
+        /// <summary>
+        /// Parse shortcut text like "Win + Ctrl + Shift + M" into Key array
+        /// </summary>
+        private static Key[] ParseShortcutText(string shortcutText)
+        {
+            if (string.IsNullOrEmpty(shortcutText))
+            {
+                return new Key[] { Key.Win, Key.Ctrl, Key.Shift, Key.M };
+            }
+
+            var keys = new List<Key>();
+            var parts = shortcutText.Split(ShortcutSeparators, StringSplitOptions.RemoveEmptyEntries);
+
+            foreach (var part in parts)
+            {
+                var cleanPart = part.Trim().ToLowerInvariant();
+                var key = cleanPart switch
+                {
+                    "win" or "windows" => Key.Win,
+                    "ctrl" or "control" => Key.Ctrl,
+                    "shift" => Key.Shift,
+                    "alt" => Key.Alt,
+                    _ when cleanPart.Length == 1 && char.IsLetter(cleanPart[0]) &&
+                         cleanPart[0] >= 'a' && cleanPart[0] <= 'z' =>
+                        (Key)Enum.Parse(typeof(Key), cleanPart.ToUpperInvariant()),
+                    _ => (Key?)null,
+                };
+
+                if (key.HasValue)
+                {
+                    keys.Add(key.Value);
+                }
+            }
+
+            return keys.Count > 0 ? keys.ToArray() : new Key[] { Key.Win, Key.Ctrl, Key.Shift, Key.M };
+        }
+
+        /// <summary>
+        /// Check if ScreenRulerUI window is open
+        /// </summary>
+        public static bool IsScreenRulerUIOpen(UITestBase testBase) => testBase.IsWindowOpen("PowerToys.ScreenRuler");
+
+        /// <summary>
+        /// Wait for ScreenRulerUI to reach the specified state within the timeout
+        /// </summary>
+        public static bool WaitForScreenRulerUIState(UITestBase testBase, bool shouldBeOpen, int timeoutMs = 5000, int pollingIntervalMs = 100)
+        {
+            var endTime = DateTime.Now.AddMilliseconds(timeoutMs);
+
+            while (DateTime.Now < endTime)
+            {
+                if (IsScreenRulerUIOpen(testBase) == shouldBeOpen)
+                {
+                    return true;
+                }
+
+                Task.Delay(pollingIntervalMs).Wait();
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Wait for ScreenRulerUI to appear within the specified timeout
+        /// </summary>
+        public static bool WaitForScreenRulerUI(UITestBase testBase, int timeoutMs = 5000) =>
+            WaitForScreenRulerUIState(testBase, shouldBeOpen: true, timeoutMs);
+
+        /// <summary>
+        /// Wait for ScreenRulerUI to disappear within the specified timeout
+        /// </summary>
+        public static bool WaitForScreenRulerUIToDisappear(UITestBase testBase, int timeoutMs = 5000) =>
+            WaitForScreenRulerUIState(testBase, shouldBeOpen: false, timeoutMs);
+
+        /// <summary>
+        /// Close ScreenRulerUI if it's open
+        /// </summary>
+        public static void CloseScreenRulerUI(UITestBase testBase)
+        {
+            if (IsScreenRulerUIOpen(testBase))
+            {
+                try
+                {
+                    // Attach to ScreenRuler window before trying to find and click close button
+                    testBase.Session.Attach(PowerToysModule.ScreenRuler);
+                    var closeButton = testBase.Session.Find<Element>(By.AccessibilityId(CloseButtonId), 15000, true);
+                    closeButton?.Click();
+                }
+                catch
+                {
+                    // If we can't find the close button, ignore - the window might have closed already
+                }
+                finally
+                {
+                    // Attach back to settings after closing
+                    try
+                    {
+                        testBase.Session.Attach(PowerToysModule.PowerToysSettings);
+                    }
+                    catch
+                    {
+                        // Ignore attachment errors
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// Get a specific ScreenRulerUI button by its automation name
+        /// </summary>
+        public static Element? GetScreenRulerButton(UITestBase testBase, string buttonName, int timeoutMs = 1000)
+        {
+            return testBase.Session.Find<Element>(By.AccessibilityId(buttonName), timeoutMs, true);
+
+            /*
+            try
+            {
+                // Attach to ScreenRuler window before trying to find buttons
+                testBase.Session.Attach(PowerToysModule.ScreenRuler);
+                return testBase.Session.Find<Element>(By.AccessibilityId(buttonName), timeoutMs, true);
+            }
+            catch
+            {
+                return null;
+            }
+            finally
+            {
+                // Attach back to settings if needed for further operations
+                // This ensures we don't break the test flow
+                try
+                {
+                    testBase.Session.Attach(PowerToysModule.PowerToysSettings);
+                }
+                catch
+                {
+                    // Ignore attachment errors - the calling code will handle as needed
+                }
+            }
+            */
+        }
+
+        /// <summary>
+        /// Clear the clipboard content using STA thread
+        /// </summary>
+        public static void ClearClipboard()
+        {
+            ExecuteInSTAThread(() => System.Windows.Forms.Clipboard.Clear());
+        }
+
+        /// <summary>
+        /// Get text content from clipboard using STA thread
+        /// </summary>
+        public static string GetClipboardText()
+        {
+            string result = string.Empty;
+            ExecuteInSTAThread(() =>
+            {
+                if (System.Windows.Forms.Clipboard.ContainsText())
+                {
+                    result = System.Windows.Forms.Clipboard.GetText();
+                }
+            });
+            return result ?? string.Empty;
+        }
+
+        /// <summary>
+        /// Execute an action in an STA thread with error handling
+        /// </summary>
+        private static void ExecuteInSTAThread(Action action)
+        {
+            try
+            {
+                var staThread = new Thread(() =>
+                {
+                    try
+                    {
+                        action();
+                    }
+                    catch
+                    {
+                        // Ignore clipboard errors
+                    }
+                });
+
+                staThread.SetApartmentState(ApartmentState.STA);
+                staThread.Start();
+                staThread.Join(TimeSpan.FromSeconds(5));
+            }
+            catch
+            {
+                // Ignore clipboard errors
+            }
+        }
+
+        /// <summary>
+        /// Validate clipboard content contains valid spacing measurement for the specified type
+        /// </summary>
+        public static bool ValidateSpacingClipboardContent(string clipboardText, string spacingType)
+        {
+            if (string.IsNullOrEmpty(clipboardText))
+            {
+                return false;
+            }
+
+            return spacingType switch
+            {
+                "Spacing" => Regex.IsMatch(clipboardText, @"\d+\s*[<5B>x×]\s*\d+"),
+                "Horizontal Spacing" or "Vertical Spacing" => Regex.IsMatch(clipboardText, @"^\d+$"),
+                _ => false,
+            };
+        }
+
+        /// <summary>
+        /// Perform a complete spacing tool test operation
+        /// </summary>
+        public static void PerformSpacingToolTest(UITestBase testBase, string buttonId, string testName)
+        {
+            ClearClipboard();
+
+            // Launch ScreenRuler UI
+            var activationKeys = ReadActivationShortcut(testBase);
+            testBase.SendKeys(activationKeys);
+
+            Assert.IsTrue(
+                WaitForScreenRulerUI(testBase, 2000),
+                $"ScreenRulerUI should appear after pressing activation shortcut for {testName}: {string.Join(" + ", activationKeys)}");
+
+            // Attach to ScreenRuler window and click spacing button
+            // testBase.Session.Attach(PowerToysModule.ScreenRuler);
+            var spacingButton = testBase.Session.Find<Element>(By.AccessibilityId(buttonId), 15000, true);
+            Assert.IsNotNull(spacingButton, $"{testName} button should be found");
+
+            spacingButton!.Click();
+            Task.Delay(500).Wait();
+
+            // Perform measurement action (stay attached to ScreenRuler for this)
+            PerformMeasurementAction(testBase);
+
+            // Validate results
+            ValidateClipboardResults(testName);
+
+            // Cleanup - this will handle session attachment properly
+            CloseScreenRulerUI(testBase);
+            Assert.IsTrue(
+                WaitForScreenRulerUIToDisappear(testBase, 2000),
+                $"{testName}: ScreenRulerUI should close after calling CloseScreenRulerUI");
+        }
+
+        /// <summary>
+        /// Perform a bounds tool test operation
+        /// </summary>
+        public static void PerformBoundsToolTest(UITestBase testBase)
+        {
+            ClearClipboard();
+
+            var activationKeys = ReadActivationShortcut(testBase);
+            testBase.SendKeys(activationKeys);
+
+            Assert.IsTrue(
+                WaitForScreenRulerUI(testBase, 2000),
+                $"ScreenRulerUI should appear after pressing activation shortcut: {string.Join(" + ", activationKeys)}");
+
+            // Attach to ScreenRuler window and click bounds button
+            // testBase.Session.Attach(PowerToysModule.ScreenRuler);
+            var boundsButton = testBase.Session.Find<Element>(By.AccessibilityId(BoundsButtonId), 15000, true);
+            Assert.IsNotNull(boundsButton, "Bounds button should be found");
+
+            boundsButton.Click();
+            Task.Delay(500).Wait();
+
+            // Perform drag operation to create 100x100 box (stay attached to ScreenRuler)
+            var currentPos = testBase.GetMousePosition();
+            int startX = currentPos.Item1;
+            int startY = currentPos.Item2 + 200;
+
+            testBase.MoveMouseTo(startX, startY);
+            Task.Delay(200).Wait();
+
+            // Drag operation
+            testBase.Session.PerformMouseAction(MouseActionType.LeftDown);
+            Task.Delay(100).Wait();
+
+            testBase.MoveMouseTo(startX + 99, startY + 99);
+            Task.Delay(200).Wait();
+
+            testBase.Session.PerformMouseAction(MouseActionType.LeftUp);
+            Task.Delay(500).Wait();
+
+            // Dismiss selection
+            testBase.Session.PerformMouseAction(MouseActionType.RightClick);
+            Task.Delay(500).Wait();
+
+            // Validate results
+            string clipboardText = GetClipboardText();
+            Assert.IsFalse(string.IsNullOrEmpty(clipboardText), "Clipboard should contain measurement data");
+            Assert.IsTrue(
+                clipboardText.Contains("100 × 100") || clipboardText.Contains("100 x 100"),
+                $"Clipboard should contain '100 x 100', but contained: '{clipboardText}'");
+
+            // Cleanup - this will handle session attachment properly
+            CloseScreenRulerUI(testBase);
+            Assert.IsTrue(
+                WaitForScreenRulerUIToDisappear(testBase, 2000),
+                "ScreenRulerUI should close after calling CloseScreenRulerUI");
+        }
+
+        /// <summary>
+        /// Perform a measurement action (move mouse and click)
+        /// </summary>
+        private static void PerformMeasurementAction(UITestBase testBase)
+        {
+            var currentPos = testBase.GetMousePosition();
+            int startX = currentPos.Item1;
+            int startY = currentPos.Item2 + 200;
+
+            testBase.MoveMouseTo(startX, startY);
+            Task.Delay(200).Wait();
+
+            testBase.Session.PerformMouseAction(MouseActionType.LeftClick);
+            Task.Delay(500).Wait();
+
+            testBase.Session.PerformMouseAction(MouseActionType.RightClick);
+            Task.Delay(500).Wait();
+        }
+
+        /// <summary>
+        /// Validate clipboard results for spacing tests
+        /// </summary>
+        private static void ValidateClipboardResults(string testName)
+        {
+            string clipboardText = GetClipboardText();
+            Assert.IsFalse(string.IsNullOrEmpty(clipboardText), $"{testName}: Clipboard should contain measurement data");
+
+            bool containsValidPattern = ValidateSpacingClipboardContent(clipboardText, testName);
+            Assert.IsTrue(
+                containsValidPattern,
+                $"{testName}: Clipboard should contain valid spacing measurement, but contained: '{clipboardText}'");
+        }
+    }
+}
--- a/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestShortcutActivation.cs
+++ b/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestShortcutActivation.cs
@@ -0,0 +1,72 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Threading.Tasks;
+using Microsoft.PowerToys.UITest;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace ScreenRuler.UITests
+{
+    [TestClass]
+    public class TestShortcutActivation : UITestBase
+    {
+        public TestShortcutActivation()
+            : base(PowerToysModule.PowerToysSettings, WindowSize.Large)
+        {
+        }
+
+        [TestMethod("ScreenRuler.ShortcutActivation")]
+        [TestCategory("Activation")]
+        public void TestScreenRulerShortcutActivation()
+        {
+            var activationKeys = TestHelper.InitializeTest(this, "activation test");
+
+            // Test 1: Press the activation shortcut and verify the toolbar appears
+            SendKeys(activationKeys);
+            bool screenRulerAppeared = TestHelper.WaitForScreenRulerUI(this, 1000);
+            Assert.IsTrue(
+                screenRulerAppeared,
+                $"ScreenRulerUI should appear after pressing activation shortcut: {string.Join(" + ", activationKeys)}");
+
+            // Test 2: Press the activation shortcut again and verify the toolbar disappears
+            SendKeys(activationKeys);
+            bool screenRulerDisappeared = TestHelper.WaitForScreenRulerUIToDisappear(this, 1000);
+            Assert.IsTrue(
+                screenRulerDisappeared,
+                $"ScreenRulerUI should disappear after pressing activation shortcut again: {string.Join(" + ", activationKeys)}");
+
+            // Test 3: Disable Screen Ruler and verify that the activation shortcut no longer activates the utility
+            // Ensure we're attached to settings UI before toggling
+            Session.Attach(PowerToysModule.PowerToysSettings);
+            TestHelper.SetAndVerifyScreenRulerToggle(this, enable: false, "disabled state test");
+
+            // Try to activate with shortcut while disabled
+            SendKeys(activationKeys);
+            Task.Delay(1000).Wait();
+            Assert.IsFalse(
+                TestHelper.IsScreenRulerUIOpen(this),
+                "ScreenRulerUI should not appear when Screen Ruler is disabled");
+
+            // Test 4: Enable Screen Ruler and press the activation shortcut and verify the toolbar appears
+            // Ensure we're attached to settings UI before toggling
+            Session.Attach(PowerToysModule.PowerToysSettings);
+            TestHelper.SetAndVerifyScreenRulerToggle(this, enable: true, "re-enabled state test");
+
+            SendKeys(activationKeys);
+            screenRulerAppeared = TestHelper.WaitForScreenRulerUI(this, 1000);
+            Assert.IsTrue(
+                screenRulerAppeared,
+                $"ScreenRulerUI should appear after re-enabling and pressing activation shortcut: {string.Join(" + ", activationKeys)}");
+
+            // Test 5: Verify the utility can be closed via the cleanup method
+            TestHelper.CloseScreenRulerUI(this);
+            bool screenRulerClosed = TestHelper.WaitForScreenRulerUIToDisappear(this, 1000);
+            Assert.IsTrue(
+                screenRulerClosed,
+                "ScreenRulerUI should close after calling CloseScreenRulerUI");
+
+            TestHelper.CleanupTest(this);
+        }
+    }
+}
--- a/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestSpacing.cs
+++ b/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestSpacing.cs
@@ -0,0 +1,27 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using Microsoft.PowerToys.UITest;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace ScreenRuler.UITests
+{
+    [TestClass]
+    public class TestSpacing : UITestBase
+    {
+        public TestSpacing()
+            : base(PowerToysModule.PowerToysSettings, WindowSize.Large)
+        {
+        }
+
+        [TestMethod("ScreenRuler.SpacingTool")]
+        [TestCategory("Spacing")]
+        public void TestScreenRulerSpacingTool()
+        {
+            TestHelper.InitializeTest(this, "spacing test");
+            TestHelper.PerformSpacingToolTest(this, TestHelper.SpacingButtonName, "Spacing");
+            TestHelper.CleanupTest(this);
+        }
+    }
+}
--- a/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestSpacingHorizontal.cs
+++ b/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestSpacingHorizontal.cs
@@ -0,0 +1,27 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using Microsoft.PowerToys.UITest;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace ScreenRuler.UITests
+{
+    [TestClass]
+    public class TestSpacingHorizontal : UITestBase
+    {
+        public TestSpacingHorizontal()
+            : base(PowerToysModule.PowerToysSettings, WindowSize.Large)
+        {
+        }
+
+        [TestMethod("ScreenRuler.HorizontalSpacingTool")]
+        [TestCategory("Spacing")]
+        public void TestScreenRulerHorizontalSpacingTool()
+        {
+            TestHelper.InitializeTest(this, "horizontal spacing test");
+            TestHelper.PerformSpacingToolTest(this, TestHelper.HorizontalSpacingButtonName, "Horizontal Spacing");
+            TestHelper.CleanupTest(this);
+        }
+    }
+}
--- a/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestSpacingVertical.cs
+++ b/src/modules/MeasureTool/Tests/ScreenRuler.UITests/TestSpacingVertical.cs
@@ -0,0 +1,27 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using Microsoft.PowerToys.UITest;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace ScreenRuler.UITests
+{
+    [TestClass]
+    public class TestSpacingVertical : UITestBase
+    {
+        public TestSpacingVertical()
+            : base(PowerToysModule.PowerToysSettings, WindowSize.Large)
+        {
+        }
+
+        [TestMethod("ScreenRuler.VerticalSpacingTool")]
+        [TestCategory("Spacing")]
+        public void TestScreenRulerVerticalSpacingTool()
+        {
+            TestHelper.InitializeTest(this, "vertical spacing test");
+            TestHelper.PerformSpacingToolTest(this, TestHelper.VerticalSpacingButtonName, "Vertical Spacing");
+            TestHelper.CleanupTest(this);
+        }
+    }
+}
--- a/src/modules/MeasureTool/Tests/ScreenRuler.UITests/app.manifest
+++ b/src/modules/MeasureTool/Tests/ScreenRuler.UITests/app.manifest
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
+  <assemblyIdentity version="1.0.0.0" name="ScreenRuler.UITests.app"/>
+
+  <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- The ID below informs the system that this application is compatible with OS features first introduced in Windows 10. 
+      It is necessary to support features in unpackaged applications, for example the custom titlebar implementation.
+      For more info see https://docs.microsoft.com/windows/apps/windows-app-sdk/use-windows-app-sdk-run-time#declare-os-compatibility-in-your-application-manifest -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}" />
+    </application>
+  </compatibility>
+  
+  <application xmlns="urn:schemas-microsoft-com:asm.v3">
+    <windowsSettings>
+      <dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">PerMonitorV2</dpiAwareness>
+    </windowsSettings>
+  </application>
+</assembly>