Add test for AdjustPan mode to ensure no insets are applied

- Created Issue32041AdjustPan.xaml and code-behind for AdjustPan test
- Added VerifyAdjustPanDoesNotApplyInsets test to ensure no regression
- Verifies that with AdjustPan mode, no keyboard insets are applied

Co-authored-by: NirmalKumarYuvaraj <[email protected]>

Author: 2 people

src/Controls/tests/TestCases.HostApp/Issues/Issue32041AdjustPan.xaml

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+             x:Class="Maui.Controls.Sample.Issues.Issue32041AdjustPan"
+             Title="Issue 32041 AdjustPan">
+    <VerticalStackLayout Padding="10" Spacing="10">
+        <Label 
+            Text="Test keyboard with SoftInput.AdjustPan"
+            FontSize="18"
+            FontAttributes="Bold"
+            Margin="0,10,0,20"/>
+        
+        <Label 
+            Text="Instructions: With AdjustPan mode, the window is panned (moved) instead of resized. The entry should not receive insets."
+            FontSize="14"
+            Margin="0,0,0,10"/>
+
+        <Border 
+            AutomationId="ContentBorderPan"
+            Stroke="Green"
+            StrokeThickness="2"
+            BackgroundColor="LightYellow"
+            Padding="10"
+            VerticalOptions="End">
+            <VerticalStackLayout Spacing="10">
+                <Label 
+                    Text="Sample content for AdjustPan test"
+                    AutomationId="SampleLabelPan"
+                    FontSize="14"/>
+                
+                <Label 
+                    Text="With AdjustPan, the entire window shifts up when the keyboard appears, but no insets are applied to the content."
+                    AutomationId="FillerLabelPan"
+                    FontSize="12"
+                    TextColor="DarkGreen"/>
+                
+                <Entry 
+                    Placeholder="Type here - window should pan, no insets applied"
+                    AutomationId="TestEntryPan"
+                    VerticalOptions="End"/>
+            </VerticalStackLayout>
+        </Border>
+    </VerticalStackLayout>
+</ContentPage>

src/Controls/tests/TestCases.HostApp/Issues/Issue32041AdjustPan.xaml.cs

@@ -0,0 +1,19 @@
+using Android.Views;
+
+namespace Maui.Controls.Sample.Issues;
+
+[Issue(IssueTracker.Github, 32041, "Verify AdjustPan mode does not apply keyboard insets", PlatformAffected.Android, issueTestNumber: 2)]
+public partial class Issue32041AdjustPan : ContentPage
+{
+	public Issue32041AdjustPan()
+	{
+		InitializeComponent();
+
+#if ANDROID
+		// Set SoftInput.AdjustPan - this should NOT apply insets
+		// The window should pan instead
+		var window = Microsoft.Maui.ApplicationModel.Platform.CurrentActivity?.Window;
+		window?.SetSoftInputMode(SoftInput.AdjustPan | SoftInput.StateUnspecified);
+#endif
+	}
+}

src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue32041.cs

@@ -44,4 +44,38 @@ public void VerifyKeyboardDoesNotOverlapEntryWithAdjustResize()
 			$"Entry bottom ({entryBottom}) should be visible on screen (height: {screenHeight})");
 	}
 }
+
+public class Issue32041AdjustPan : _IssuesUITest
+{
+	public override string Issue => "Verify AdjustPan mode does not apply keyboard insets";
+
+	public Issue32041AdjustPan(TestDevice device) : base(device)
+	{
+	}
+
+	[Test]
+	[Category(UITestCategories.SafeAreaEdges)]
+	public void VerifyAdjustPanDoesNotApplyInsets()
+	{
+		// Wait for the entry to be visible
+		App.WaitForElement("TestEntryPan");
+
+		// Get the border's initial padding before keyboard appears
+		var borderBefore = App.FindElement("ContentBorderPan").GetRect();
+
+		// Tap the entry to show the keyboard
+		App.Tap("TestEntryPan");
+
+		// Wait a moment for keyboard to appear
+		App.WaitForElement("TestEntryPan");
+
+		// Get the border's padding after keyboard appears
+		var borderAfter = App.FindElement("ContentBorderPan").GetRect();
+
+		// With AdjustPan, the border should NOT have changed size
+		// (no insets should be applied, the window just pans)
+		Assert.That(borderAfter.Height, Is.EqualTo(borderBefore.Height).Within(5),
+			$"Border height should not change with AdjustPan (no insets applied). Before: {borderBefore.Height}, After: {borderAfter.Height}");
+	}
+}
 #endif