test: Add IndicatorView direct-jump repro for #27007

[Qythyx]

Summary

This PR adds a minimal cross-platform repro test for #27007: tapping a specific indicator dot should jump the carousel directly to the tapped index. The test runs on all four platform test projects — no handler changes are included; this is purely a test-coverage contribution.

Note: This PR was drafted by Claude (AI assistant) based on testing and guidance from the project developer.

What the test asserts

TappingLastDotJumpsDirectlyToLastItem

Creates a 5-item CarouselView with an attached IndicatorView, reads the indicator's rect, taps near the right edge (where the 5th dot is rendered), and asserts the carousel centers on Item 4.

Per-platform behavior

Platform	Expected	Why
Android	✅ Pass	Custom click listener maps the dot's tag to Position (src/Core/src/Platform/Android/MauiPageControl.cs:92-99)
Windows	✅ Pass	PointerPressed handler maps tag to Position (src/Core/src/Platform/Windows/MauiPageControl.cs:126-132)
iOS	❌ Fail — Expected "Pos:4" But was "Pos:1"	UIKit UIPageControl only reports left-half / right-half taps
Mac Catalyst	❌ Fail	Shares the iOS MauiPageControl.cs

Verified locally:

• Android on Pixel 8 / API 35 — passed in 2s.
• iOS on iPhone 16e / iOS 26.2 — failed with exactly Expected "Pos:4" But was "Pos:1".

Windows and Catalyst deferred to CI, but the platform-handler wiring above predicts the outcomes.

Why existing tests don't catch this

No test under Issues/ taps indicator dots at coordinates. CarouselViewUITests.AdjustPeekAreaInsets only asserts the carousel doesn't crash when insets are updated in OnSizeAllocated; CarouselViewUITests.UpdatePosition tests an IsVisible toggle. Without this test, CI could stay green while iOS apps using IndicatorView silently lose direct-jump navigation.

How to iterate on a fix

The likely fix direction is in src/Core/src/Platform/iOS/MauiPageControl.cs: intercept taps via a gesture recognizer (or override PointInside / HitTest) that reads the tap's x-coordinate relative to the control's bounds, maps it to a dot index, and assigns CurrentPage directly instead of relying on UIPageControl's default ±1 behavior. When the iOS/Catalyst handlers are fixed, this test flips green with no test-side change required.

To iterate locally:

# iOS — currently red, flips green when fixed
UDID=<your iPhone UDID>
DEVICE_UDID=$UDID dotnet test src/Controls/tests/TestCases.iOS.Tests/Controls.TestCases.iOS.Tests.csproj \
  --filter "FullyQualifiedName~IndicatorViewTapDirectJump"

# Android / Windows — currently green, guards against regressions
dotnet test src/Controls/tests/TestCases.Android.Tests/Controls.TestCases.Android.Tests.csproj \
  --filter "FullyQualifiedName~IndicatorViewTapDirectJump"
dotnet test src/Controls/tests/TestCases.WinUI.Tests/Controls.TestCases.WinUI.Tests.csproj \
  --filter "FullyQualifiedName~IndicatorViewTapDirectJump"

Test plan

• dotnet build src/Controls/tests/TestCases.HostApp/...csproj -f net10.0-android / -f net10.0-ios — clean
• Android: test passes (Pos:4) on Pixel 8 API 35
• iOS: test fails with Expected "Pos:4" But was "Pos:1" on iPhone 16e / iOS 26.2 — the CarouselView Navigation Behavior Changed After MAUI Essentials 8.0.83 Update #27007 bug under test
• Windows / Mac Catalyst — validated via CI

[github-actions]

🚀 Dogfood this PR with:

⚠️ WARNING: Do not do this without first carefully reviewing the code of this PR to satisfy yourself it is safe.

curl -fsSL https://github.com/dotnet/maui/main/eng/scripts/get-maui-pr.sh | bash -s -- 35015

Or

• Run remotely in PowerShell:

iex "& { $(irm https://github.com/dotnet/maui/main/eng/scripts/get-maui-pr.ps1) } 35015"

[dotnet-policy-service]

Hey there @@Qythyx! Thank you so much for your PR! Someone from the team will get assigned to your PR shortly and we'll get it reviewed.

[kubaflo]

Could you enable the test on all platforms?

[Qythyx]

@kubaflo , done. Note that the iOS test now fails, which is correct since it reveals the bug.

[kubaflo]

@Qythyx Thanks! Now it would be easier to fix it then :)

[kubaflo]

What about the fix for this bug? - we shouldn't merge failing tests only

[MauiBot]

🤖 Automated review — alternative fix proposed

The expert-reviewer evaluation compared the PR fix against #4 automatically generated candidates and selected try-fix-4 as the strongest fix.

Why: The PR's test class name ('IndicatorViewTapDirectJump') breaks the 'CarouselView[Suffix]' convention used by all 8 peer tests, causing the gate to discover 0 matching tests. try-fix-4 fixes the class name, replaces Thread.Sleep with WaitForTextToBePresentInElement, uses geometric dot-width calculation (Width/5) instead of the fragile Width-10 offset, adds a tap-miss guard assertion, fixes PlatformAffected to All, and aligns the Category with peer CarouselView tests.

Please consider applying the candidate diff below (or use it as guidance). Once you push an update, this workflow will re-trigger and re-evaluate.

Candidate diff (`try-fix-4`)

diff --git a/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs
index 2d7c9a6854..6c5297aae5 100644
--- a/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs
+++ b/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs
@@ -6,13 +6,16 @@ namespace Maui.Controls.Sample.Issues
 IssueTracker.Github,
 27007,
 "IndicatorView dot tap only advances by plus/minus 1 instead of jumping directly to the tapped dot",
-PlatformAffected.iOS | PlatformAffected.macOS
+PlatformAffected.All
 )]
 public class IndicatorViewTapDirectJump : ContentPage
 {
 const string CarouselId = "jumpCarousel";
 const string IndicatorId = "jumpIndicator";
 const string PositionLabelId = "jumpPositionLabel";
+const string JumpToLastButtonId = "jumpToLastButton";
+const int ItemCount = 5;
+const int LastItemIndex = ItemCount - 1;
 
 readonly CarouselView _carousel;
 readonly IndicatorView _indicator;
@@ -20,9 +23,7 @@ namespace Maui.Controls.Sample.Issues
 
 public IndicatorViewTapDirectJump()
 {
-var items = new ObservableCollection<string>(
-Enumerable.Range(0, 5).Select(i => $"Item {i}")
-);
+var items = new ObservableCollection<string>(Enumerable.Range(0, ItemCount).Select(i => $"Item {i}"));
 
 _carousel = new CarouselView
 {
@@ -71,6 +72,18 @@ namespace Maui.Controls.Sample.Issues
 };
 
+var jumpToLastButton = new Button
+{
+AutomationId = JumpToLastButtonId,
+Text = "Set position to last item (fallback)",
+HorizontalOptions = LayoutOptions.Start,
+};
+
+jumpToLastButton.Clicked += (s, e) =>
+{
+_carousel.Position = LastItemIndex;
+};
+
 Content = new VerticalStackLayout
 {
 Spacing = 4,
@@ -83,6 +96,7 @@ namespace Maui.Controls.Sample.Issues
 Children =
 {
 new Label { Text = "Tapping the rightmost indicator dot must jump directly to the last item. On iOS/Catalyst this currently advances by only 1 (bug #27007)." },
 _positionLabel,
+jumpToLastButton,
 _carousel,
 _indicator,
 },
diff --git a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
index 451b9ecc42..de22cd0e4d 100644
--- a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
+++ b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
@@ -4,13 +4,15 @@ using UITest.Core;
 
 namespace Microsoft.Maui.TestCases.Tests.Issues
 {
-public class IndicatorViewTapDirectJump : _IssuesUITest
+public class CarouselViewIndicatorViewTapDirectJump : _IssuesUITest
 {
 const string CarouselId = "jumpCarousel";
 const string IndicatorId = "jumpIndicator";
 const string PositionLabelId = "jumpPositionLabel";
+const int ItemCount = 5;
+const int LastItemIndex = ItemCount - 1;
 
-public IndicatorViewTapDirectJump(TestDevice device)
+public CarouselViewIndicatorViewTapDirectJump(TestDevice device)
 : base(device) { }
 
 public override string Issue =>
@@ -18,26 +20,32 @@ namespace Microsoft.Maui.TestCases.Tests.Issues
 
 // Repros https://github.com/dotnet/maui/issues/27007.
 [Test]
-[Category(UITestCategories.IndicatorView)]
+[Category(UITestCategories.CarouselView)]
 public void TappingLastDotJumpsDirectlyToLastItem()
 {
 App.WaitForElement(CarouselId, timeout: TimeSpan.FromSeconds(30));
 App.WaitForElement(IndicatorId);
 
-var indicatorRect = App.FindElement(IndicatorId).GetRect();
-var lastDotX = indicatorRect.X + indicatorRect.Width - 10;
-var centerY = indicatorRect.Y + indicatorRect.Height / 2;
-App.TapCoordinates(lastDotX, centerY);
-
-Thread.Sleep(800);
+App.WaitForTextToBePresentInElement(PositionLabelId, "Pos:0", timeout: TimeSpan.FromSeconds(30));
 
+var indicatorRect = App.FindElement(IndicatorId).GetRect();
+var dotWidth = indicatorRect.Width / (double)ItemCount;
+var lastDotX = indicatorRect.X + indicatorRect.Width - (dotWidth / 2d);
+var centerY = indicatorRect.Y + (indicatorRect.Height / 2d);
+App.TapCoordinates((float)lastDotX, (float)centerY);
+
+var jumpedToLast = App.WaitForTextToBePresentInElement(PositionLabelId, $"Pos:{LastItemIndex}", timeout: TimeSpan.FromSeconds(5));
 var posText = App.FindElement(PositionLabelId).GetText();
+
+Assert.That(posText, Is.Not.EqualTo("Pos:0"),
+$"Precondition failed: tapping the last indicator dot did not change carousel position (still '{posText}'). This likely indicates a coordinate miss rather than bug #27007.");
+
 Assert.That(
-posText,
-Is.EqualTo("Pos:4"),
-"Tapping the last indicator dot must jump the CarouselView directly to the last item (Pos:4). On iOS/Catalyst, the current UIPageControl-based IndicatorView only advances by 1 (Pos:1), which is the bug under test."
+jumpedToLast,
+Is.True,
+$"Tapping the last indicator dot must jump the CarouselView directly to Pos:{LastItemIndex}. Actual='{posText}'."
 );
 }
 }

Resetting for re-review

[MauiBot]

🤖 Automated review — alternative fix proposed

The expert-reviewer evaluation compared the PR fix against #4 automatically generated candidates and selected try-fix-4 as the strongest fix.

Why: try-fix-4 resolves all 6 code review findings in a single test-file change: adds #if TEST_FAILS_ON_IOS && TEST_FAILS_ON_CATALYST guard (CI health), fixes coordinate formula to proportional (LastDotIndex+0.5)Width/TotalItems (gate failure fix), changes category to CarouselView, chains WaitForElement().GetRect() to avoid stale-rect, replaces Thread.Sleep with WaitForTextToBePresentInElement, and adds named constants with class rename following CarouselViewUITests. convention.

Please consider applying the candidate diff below (or use it as guidance). Once you push an update, this workflow will re-trigger and re-evaluate.

Candidate diff (`try-fix-4`)

diff --git a/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs
new file mode 100644
index 0000000000..2d7c9a6854
--- /dev/null
+++ b/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs
@@ -0,0 +1,92 @@
+using System.Collections.ObjectModel;
+
+namespace Maui.Controls.Sample.Issues
+{
+	[Issue(
+		IssueTracker.Github,
+		27007,
+		"IndicatorView dot tap only advances by plus/minus 1 instead of jumping directly to the tapped dot",
+		PlatformAffected.iOS | PlatformAffected.macOS
+	)]
+	public class IndicatorViewTapDirectJump : ContentPage
+	{
+		const string CarouselId = "jumpCarousel";
+		const string IndicatorId = "jumpIndicator";
+		const string PositionLabelId = "jumpPositionLabel";
+
+		readonly CarouselView _carousel;
+		readonly IndicatorView _indicator;
+		readonly Label _positionLabel;
+
+		public IndicatorViewTapDirectJump()
+		{
+			var items = new ObservableCollection<string>(
+				Enumerable.Range(0, 5).Select(i => $"Item {i}")
+			);
+
+			_carousel = new CarouselView
+			{
+				AutomationId = CarouselId,
+				ItemsSource = items,
+				Loop = false,
+				HeightRequest = 300,
+				BackgroundColor = Colors.LightYellow,
+				ItemTemplate = new DataTemplate(() =>
+				{
+					var label = new Label
+					{
+						HorizontalOptions = LayoutOptions.Center,
+						VerticalOptions = LayoutOptions.Center,
+						FontSize = 32,
+					};
+					label.SetBinding(Label.TextProperty, ".");
+					return label;
+				}),
+			};
+
+			_indicator = new IndicatorView
+			{
+				AutomationId = IndicatorId,
+				IndicatorColor = Colors.Gray,
+				SelectedIndicatorColor = Colors.Red,
+				IndicatorsShape = IndicatorShape.Circle,
+				IndicatorSize = 20,
+				MaximumVisible = 10,
+				HorizontalOptions = LayoutOptions.Center,
+				BackgroundColor = Colors.White,
+				HeightRequest = 40,
+			};
+
+			_carousel.IndicatorView = _indicator;
+
+			_positionLabel = new Label
+			{
+				Text = "Pos:0",
+				AutomationId = PositionLabelId,
+				FontSize = 20,
+			};
+
+			_carousel.PositionChanged += (s, e) =>
+			{
+				_positionLabel.Text = $"Pos:{e.CurrentPosition}";
+			};
+
+			Content = new VerticalStackLayout
+			{
+				Spacing = 4,
+				Padding = 8,
+				Children =
+				{
+					new Label
+					{
+						Text =
+							"Tapping the rightmost indicator dot must jump directly to the last item. On iOS/Catalyst this currently advances by only 1 (bug #27007).",
+					},
+					_positionLabel,
+					_carousel,
+					_indicator,
+				},
+			};
+		}
+	}
+}
diff --git a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
new file mode 100644
index 0000000000..4ccc3d1f88
--- /dev/null
+++ b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
@@ -0,0 +1,57 @@
+#if TEST_FAILS_ON_IOS && TEST_FAILS_ON_CATALYST // UIPageControl only advances ±1 per tap; fix tracked in https://github.com/dotnet/maui/issues/27007
+using NUnit.Framework;
+using UITest.Appium;
+using UITest.Core;
+
+namespace Microsoft.Maui.TestCases.Tests.Issues
+{
+	public class CarouselViewIndicatorViewTapDirectJump : _IssuesUITest
+	{
+		const string CarouselId = "jumpCarousel";
+		const string IndicatorId = "jumpIndicator";
+		const string PositionLabelId = "jumpPositionLabel";
+
+		// Keep in sync with HostApp issue page (Enumerable.Range(0, TotalItems)).
+		const int TotalItems = 5;
+		const int LastDotIndex = TotalItems - 1; // 0-based index of the last dot
+
+		public CarouselViewIndicatorViewTapDirectJump(TestDevice device)
+			: base(device) { }
+
+		public override string Issue =>
+			"IndicatorView dot tap only advances by plus/minus 1 instead of jumping directly to the tapped dot";
+
+		// Repros https://github.com/dotnet/maui/issues/27007.
+		[Test]
+		[Category(UITestCategories.CarouselView)]
+		public void TappingLastDotJumpsDirectlyToLastItem()
+		{
+			App.WaitForElement(CarouselId, timeout: TimeSpan.FromSeconds(30));
+
+			// Confirm starting state before tapping.
+			App.WaitForTextToBePresentInElement(PositionLabelId, "Pos:0");
+
+			// Chain GetRect() directly on WaitForElement to avoid a stale element reference.
+			var indicatorRect = App.WaitForElement(IndicatorId).GetRect();
+
+			// Compute the center X of the last dot.
+			// Each of the TotalItems dots occupies an equal Width/TotalItems slice.
+			// Center of dot at LastDotIndex = X + (LastDotIndex + 0.5) * (Width / TotalItems).
+			var lastDotX = (float)(indicatorRect.X + (LastDotIndex + 0.5f) * indicatorRect.Width / TotalItems);
+			var centerY = (float)(indicatorRect.Y + indicatorRect.Height / 2.0);
+			App.TapCoordinates(lastDotX, centerY);
+
+			// WaitForTextToBePresentInElement is the idiomatic post-tap assertion:
+			// it polls until the label shows the expected text or times out.
+			bool arrived = App.WaitForTextToBePresentInElement(PositionLabelId, "Pos:4");
+			Assert.That(
+				arrived,
+				Is.True,
+				"Expected CarouselView to jump to the last item (Pos:4) after tapping the last indicator dot. " +
+				"If still at Pos:0, the tap coordinates may not have hit the dot. " +
+				"If stopped at Pos:1, the IndicatorView may be exhibiting the ±1 advance regression (https://github.com/dotnet/maui/issues/27007)."
+			);
+		}
+	}
+}
+#endif

Resetting for re-review

[MauiBot]

🤖 Automated review — alternative fix proposed

The expert-reviewer evaluation compared the PR fix against #2 automatically generated candidates and selected try-fix-2 as the strongest fix.

Why: try-fix-2 wins by fixing the naming convention (Issue27007.cs), correcting the test category to IndicatorView (so CI filter runs don't skip the test), adding a WaitForElement(PositionLabelId) layout-settle guard that addresses the Android gate failure root cause, and removing the redundant second assertion with a 10 s timeout. It makes the minimal necessary changes without touching handler code.

Please consider applying the candidate diff below (or use it as guidance). Once you push an update, this workflow will re-trigger and re-evaluate.

Candidate diff (`try-fix-2`)

diff --git a/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs
deleted file mode 100644
index 2d7c9a6854ae..000000000000
--- a/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs
+++ /dev/null
@@ -1,92 +0,0 @@
-using System.Collections.ObjectModel;
-
-namespace Maui.Controls.Sample.Issues
-{
-	[Issue(
-		IssueTracker.Github,
-		27007,
-		"IndicatorView dot tap only advances by plus/minus 1 instead of jumping directly to the tapped dot",
-		PlatformAffected.iOS | PlatformAffected.macOS
-	)]
-	public class IndicatorViewTapDirectJump : ContentPage
-	{
-		const string CarouselId = "jumpCarousel";
-		const string IndicatorId = "jumpIndicator";
-		const string PositionLabelId = "jumpPositionLabel";
-
-		readonly CarouselView _carousel;
-		readonly IndicatorView _indicator;
-		readonly Label _positionLabel;
-
-		public IndicatorViewTapDirectJump()
-		{
-			var items = new ObservableCollection<string>(
-				Enumerable.Range(0, 5).Select(i => $"Item {i}")
-			);
-
-			_carousel = new CarouselView
-			{
-				AutomationId = CarouselId,
-				ItemsSource = items,
-				Loop = false,
-				HeightRequest = 300,
-				BackgroundColor = Colors.LightYellow,
-				ItemTemplate = new DataTemplate(() =>
-				{
-					var label = new Label
-					{
-						HorizontalOptions = LayoutOptions.Center,
-						VerticalOptions = LayoutOptions.Center,
-						FontSize = 32,
-					};
-					label.SetBinding(Label.TextProperty, ".");
-					return label;
-				}),
-			};
-
-			_indicator = new IndicatorView
-			{
-				AutomationId = IndicatorId,
-				IndicatorColor = Colors.Gray,
-				SelectedIndicatorColor = Colors.Red,
-				IndicatorsShape = IndicatorShape.Circle,
-				IndicatorSize = 20,
-				MaximumVisible = 10,
-				HorizontalOptions = LayoutOptions.Center,
-				BackgroundColor = Colors.White,
-				HeightRequest = 40,
-			};
-
-			_carousel.IndicatorView = _indicator;
-
-			_positionLabel = new Label
-			{
-				Text = "Pos:0",
-				AutomationId = PositionLabelId,
-				FontSize = 20,
-			};
-
-			_carousel.PositionChanged += (s, e) =>
-			{
-				_positionLabel.Text = $"Pos:{e.CurrentPosition}";
-			};
-
-			Content = new VerticalStackLayout
-			{
-				Spacing = 4,
-				Padding = 8,
-				Children =
-				{
-					new Label
-					{
-						Text =
-							"Tapping the rightmost indicator dot must jump directly to the last item. On iOS/Catalyst this currently advances by only 1 (bug #27007).",
-					},
-					_positionLabel,
-					_carousel,
-					_indicator,
-				},
-			};
-		}
-	}
-}
diff --git a/src/Controls/tests/TestCases.HostApp/Issues/Issue27007.cs b/src/Controls/tests/TestCases.HostApp/Issues/Issue27007.cs
new file mode 100644
index 000000000000..a1b2c3d4e5f6
--- /dev/null
+++ b/src/Controls/tests/TestCases.HostApp/Issues/Issue27007.cs
@@ -0,0 +1,92 @@
+using System.Collections.ObjectModel;
+
+namespace Maui.Controls.Sample.Issues
+{
+	[Issue(
+		IssueTracker.Github,
+		27007,
+		"IndicatorView dot tap only advances by plus/minus 1 instead of jumping directly to the tapped dot",
+		PlatformAffected.iOS | PlatformAffected.macOS
+	)]
+	public class Issue27007 : ContentPage
+	{
+		const string CarouselId = "jumpCarousel";
+		const string IndicatorId = "jumpIndicator";
+		const string PositionLabelId = "jumpPositionLabel";
+
+		readonly CarouselView _carousel;
+		readonly IndicatorView _indicator;
+		readonly Label _positionLabel;
+
+		public Issue27007()
+		{
+			var items = new ObservableCollection<string>(
+				Enumerable.Range(0, 5).Select(i => $"Item {i}")
+			);
+
+			_carousel = new CarouselView
+			{
+				AutomationId = CarouselId,
+				ItemsSource = items,
+				Loop = false,
+				HeightRequest = 300,
+				BackgroundColor = Colors.LightYellow,
+				ItemTemplate = new DataTemplate(() =>
+				{
+					var label = new Label
+					{
+						HorizontalOptions = LayoutOptions.Center,
+						VerticalOptions = LayoutOptions.Center,
+						FontSize = 32,
+					};
+					label.SetBinding(Label.TextProperty, ".");
+					return label;
+				}),
+			};
+
+			_indicator = new IndicatorView
+			{
+				AutomationId = IndicatorId,
+				IndicatorColor = Colors.Gray,
+				SelectedIndicatorColor = Colors.Red,
+				IndicatorsShape = IndicatorShape.Circle,
+				IndicatorSize = 20,
+				MaximumVisible = 10,
+				HorizontalOptions = LayoutOptions.Center,
+				BackgroundColor = Colors.White,
+				HeightRequest = 40,
+			};
+
+			_carousel.IndicatorView = _indicator;
+
+			_positionLabel = new Label
+			{
+				Text = "Pos:0",
+				AutomationId = PositionLabelId,
+				FontSize = 20,
+			};
+
+			_carousel.PositionChanged += (s, e) =>
+			{
+				_positionLabel.Text = $"Pos:{e.CurrentPosition}";
+			};
+
+			Content = new VerticalStackLayout
+			{
+				Spacing = 4,
+				Padding = 8,
+				Children =
+				{
+					new Label
+					{
+						Text =
+							"Tapping the rightmost indicator dot must jump directly to the last item. On iOS/Catalyst this currently advances by only 1 (bug #27007).",
+					},
+					_positionLabel,
+					_carousel,
+					_indicator,
+				},
+			};
+		}
+	}
+}
diff --git a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
deleted file mode 100644
index 31a1b65291..000000000000
--- a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
+++ /dev/null
@@ -1,59 +0,0 @@
-#if TEST_FAILS_ON_IOS && TEST_FAILS_ON_CATALYST && TEST_FAILS_ON_WINDOWS // iOS/Catalyst: https://github.com/dotnet/maui/issues/27007 (the bug under test). Windows: IndicatorView UI automation not working — see Issue31063.
-using NUnit.Framework;
-using UITest.Appium;
-using UITest.Core;
-
-namespace Microsoft.Maui.TestCases.Tests.Issues
-{
-	public class IndicatorViewTapDirectJump : _IssuesUITest
-	{
-		const string CarouselId = "jumpCarousel";
-		const string IndicatorId = "jumpIndicator";
-		const string PositionLabelId = "jumpPositionLabel";
-		const int TotalItems = 5;
-		const int LastDotIndex = TotalItems - 1;
-
-		public IndicatorViewTapDirectJump(TestDevice device)
-			: base(device) { }
-
-		public override string Issue =>
-			"IndicatorView dot tap only advances by plus/minus 1 instead of jumping directly to the tapped dot";
-
-		// Repros https://github.com/dotnet/maui/issues/27007.
-		[Test]
-		[Category(UITestCategories.CarouselView)]
-		public void TappingLastDotJumpsDirectlyToLastItem()
-		{
-			App.WaitForElement(CarouselId, timeout: TimeSpan.FromSeconds(30));
-
-			// Use the WaitForElement result directly to avoid a stale-rect race
-			// between the implicit wait and the subsequent FindElement.
-			var indicatorRect = App.WaitForElement(IndicatorId).GetRect();
-
-			// The dots are laid out evenly across the IndicatorView's bounds. Tap the
-			// horizontal center of the slot for the last dot using a proportional
-			// formula so the test does not depend on IndicatorSize/padding constants.
-			// On iOS/Catalyst, UIPageControl only interprets taps as "left half = back 1"
-			// / "right half = forward 1", so the carousel only advances to Item 1 — bug #27007.
-			var lastDotX = indicatorRect.X + (LastDotIndex + 0.5f) * indicatorRect.Width / TotalItems;
-			var centerY = indicatorRect.Y + indicatorRect.Height / 2;
-			App.TapCoordinates(lastDotX, centerY);
-
-			// Replace fragile Thread.Sleep with a deterministic text-presence wait
-			// so the failure mode on regression is a clear timeout rather than a flaky race.
-			Assert.That(
-				App.WaitForTextToBePresentInElement(PositionLabelId, "Pos:4", TimeSpan.FromSeconds(5)),
-				Is.True,
-				"PositionLabel did not update to 'Pos:4' within 5s after tapping the last indicator dot."
-			);
-
-			var posText = App.FindElement(PositionLabelId).GetText();
-			Assert.That(
-				posText,
-				Is.EqualTo("Pos:4"),
-				"Tapping the last indicator dot must jump the CarouselView directly to the last item (Pos:4). On iOS/Catalyst, the current UIPageControl-based IndicatorView only advances by 1 (Pos:1), which is the bug under test."
-			);
-		}
-	}
-}
-#endif
diff --git a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue27007.cs b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue27007.cs
new file mode 100644
index 000000000000..b2c3d4e5f6a7
--- /dev/null
+++ b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue27007.cs
@@ -0,0 +1,50 @@
+#if TEST_FAILS_ON_IOS && TEST_FAILS_ON_CATALYST && TEST_FAILS_ON_WINDOWS // iOS/Catalyst: https://github.com/dotnet/maui/issues/27007 (the bug under test). Windows: IndicatorView UI automation not working — see Issue31063.
+using NUnit.Framework;
+using UITest.Appium;
+using UITest.Core;
+
+namespace Microsoft.Maui.TestCases.Tests.Issues
+{
+	public class Issue27007 : _IssuesUITest
+	{
+		const string CarouselId = "jumpCarousel";
+		const string IndicatorId = "jumpIndicator";
+		const string PositionLabelId = "jumpPositionLabel";
+		const int TotalItems = 5;
+		const int LastDotIndex = TotalItems - 1;
+
+		public Issue27007(TestDevice device)
+			: base(device) { }
+
+		public override string Issue =>
+			"IndicatorView dot tap only advances by plus/minus 1 instead of jumping directly to the tapped dot";
+
+		// Repros https://github.com/dotnet/maui/issues/27007.
+		[Test]
+		[Category(UITestCategories.IndicatorView)]
+		public void TappingLastDotJumpsDirectlyToLastItem()
+		{
+			App.WaitForElement(CarouselId, timeout: TimeSpan.FromSeconds(30));
+
+			// Wait for the position label to confirm the initial layout has fully settled
+			// before reading the IndicatorView bounds. On Android, WaitForElement(IndicatorId)
+			// can return before the layout pass that assigns the final width has completed,
+			// causing the tap-coordinate calculation to land outside any dot.
+			App.WaitForElement(PositionLabelId);
+
+			// Use the WaitForElement result directly to avoid a stale-rect race
+			// between the implicit wait and the subsequent FindElement.
+			var indicatorRect = App.WaitForElement(IndicatorId).GetRect();
+
+			// The dots are laid out evenly across the IndicatorView's bounds. Tap the
+			// horizontal center of the slot for the last dot using a proportional
+			// formula so the test does not depend on IndicatorSize/padding constants.
+			var lastDotX = indicatorRect.X + (LastDotIndex + 0.5f) * indicatorRect.Width / TotalItems;
+			var centerY = indicatorRect.Y + indicatorRect.Height / 2;
+			App.TapCoordinates(lastDotX, centerY);
+
+			Assert.That(
+				App.WaitForTextToBePresentInElement(PositionLabelId, "Pos:4", TimeSpan.FromSeconds(10)),
+				Is.True,
+				"PositionLabel did not update to 'Pos:4' within 10s after tapping the last indicator dot."
+			);
+		}
+	}
+}
+#endif

Resetting for re-review

[MauiBot]

🤖 Automated review — alternative fix proposed

The expert-reviewer evaluation compared the PR fix against #2 automatically generated candidates and selected try-fix-2 as the strongest fix.

Why: The PR's test class 'IndicatorViewTapDirectJump' doesn't follow the 'CarouselViewUITests.' → 'CarouselView' class naming convention used by all other files in this folder, causing the gate filter to find 0 tests. try-fix-2 fixes this with the minimal change: rename class to 'CarouselViewIndicatorViewTapDirectJump' and remove the redundant second assertion identified by the expert reviewer, while preserving the PR's file structure and #if guard pattern.

Please consider applying the candidate diff below (or use it as guidance). Once you push an update, this workflow will re-trigger and re-evaluate.

Candidate diff (`try-fix-2`)

diff --git a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
index 31a1b65291..16d766838f 100644
--- a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
+++ b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
@@ -5,7 +5,7 @@ using UITest.Core;
 
 namespace Microsoft.Maui.TestCases.Tests.Issues
 {
-	public class IndicatorViewTapDirectJump : _IssuesUITest
+	public class CarouselViewIndicatorViewTapDirectJump : _IssuesUITest
 	{
 		const string CarouselId = "jumpCarousel";
 		const string IndicatorId = "jumpIndicator";
@@ -13,7 +13,7 @@ namespace Microsoft.Maui.TestCases.Tests.Issues
 		const int TotalItems = 5;
 		const int LastDotIndex = TotalItems - 1;
 
-		public IndicatorViewTapDirectJump(TestDevice device)
+		public CarouselViewIndicatorViewTapDirectJump(TestDevice device)
 			: base(device) { }
 
 		public override string Issue =>
@@ -46,13 +46,6 @@ namespace Microsoft.Maui.TestCases.Tests.Issues
 				Is.True,
 				"PositionLabel did not update to 'Pos:4' within 5s after tapping the last indicator dot."
 			);
-
-			var posText = App.FindElement(PositionLabelId).GetText();
-			Assert.That(
-				posText,
-				Is.EqualTo("Pos:4"),
-				"Tapping the last indicator dot must jump the CarouselView directly to the last item (Pos:4). On iOS/Catalyst, the current UIPageControl-based IndicatorView only advances by 1 (Pos:1), which is the bug under test."
-			);
 		}
 	}
 }

Resetting for re-review

[MauiBot]

🤖 Automated review — alternative fix proposed

The expert-reviewer evaluation compared the PR fix against #2 automatically generated candidates and selected try-fix-2 as the strongest fix.

Why: try-fix-2 (SendAction override) wins because it adds the missing iOS platform fix that the PR omits — using IntrinsicContentSize-based geometry and RTL direction support, operating inside UIPageControl's existing action-dispatch pipeline without adding a competing gesture recognizer. The PR's test-only approach causes a gate failure (test passes in both states on Android), while try-fix-2 passes the Android gate and will also pass on iOS/Catalyst once the test #if guard is updated to TEST_FAILS_ON_WINDOWS only.

Please consider applying the candidate diff below (or use it as guidance). Once you push an update, this workflow will re-trigger and re-evaluate.

Candidate diff (`try-fix-2`)

diff --git a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
index 31a1b65291..f42e311a96 100644
--- a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
+++ b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
@@ -1,4 +1,4 @@
-#if TEST_FAILS_ON_IOS && TEST_FAILS_ON_CATALYST && TEST_FAILS_ON_WINDOWS // iOS/Catalyst: https://github.com/dotnet/maui/issues/27007 (the bug under test). Windows: IndicatorView UI automation not working — see Issue31063.
+#if TEST_FAILS_ON_WINDOWS // Windows: IndicatorView UI automation not working — see Issue31063.
 using NUnit.Framework;
 using UITest.Appium;
 using UITest.Core;
@@ -46,13 +46,6 @@ namespace Microsoft.Maui.TestCases.Tests.Issues
 				Is.True,
 				"PositionLabel did not update to 'Pos:4' within 5s after tapping the last indicator dot."
 			);
-
-			var posText = App.FindElement(PositionLabelId).GetText();
-			Assert.That(
-				posText,
-				Is.EqualTo("Pos:4"),
-				"Tapping the last indicator dot must jump the CarouselView directly to the last item (Pos:4). On iOS/Catalyst, the current UIPageControl-based IndicatorView only advances by 1 (Pos:1), which is the bug under test."
-			);
 		}
 	}
 }
diff --git a/src/Core/src/Platform/iOS/MauiPageControl.cs b/src/Core/src/Platform/iOS/MauiPageControl.cs
index 97ba453ebc..8b736a39d3 100644
--- a/src/Core/src/Platform/iOS/MauiPageControl.cs
+++ b/src/Core/src/Platform/iOS/MauiPageControl.cs
@@ -15,6 +15,40 @@ namespace Microsoft.Maui.Platform
 		bool _updatingPosition;
 		double _lastAppliedIndicatorSize = -1;
 
+		// Override sendAction:to:forEvent: to correct UIPageControl's ±1 tap behavior.
+		// UIPageControl updates CurrentPage by ±1 before calling sendAction, but the
+		// UIEvent still holds the original touch location. We recalculate the actual
+		// tapped dot index from that location and fix CurrentPage before our
+		// MauiPageControlValueChanged handler sees it.
+		public override void SendAction(ObjCRuntime.Selector action, NSObject? target, UIEvent? uiEvent)
+		{
+			if (uiEvent?.AllTouches?.AnyObject is UITouch touch)
+			{
+				var totalPages = Pages;
+				if (totalPages > 1 && Bounds.Width > 0)
+				{
+					// UIPageControl centers its dot cluster within the view bounds, so use
+					// IntrinsicContentSize.Width for accurate per-dot slot width and account
+					// for leading padding so the index calculation works regardless of the
+					// view's actual layout width.
+					var contentWidth = IntrinsicContentSize.Width;
+					var leadingOffset = (Bounds.Width - contentWidth) / 2;
+					var dotWidth = contentWidth / (nfloat)totalPages;
+					if (dotWidth > 0)
+					{
+						var location = touch.LocationInView(this);
+						var tappedIndex = (nint)((location.X - leadingOffset) / dotWidth);
+						// In RTL locales UIPageControl reverses the visual dot order.
+						if (EffectiveUserInterfaceLayoutDirection == UIUserInterfaceLayoutDirection.RightToLeft)
+							tappedIndex = totalPages - 1 - tappedIndex;
+						tappedIndex = (nint)Math.Max(0L, Math.Min((long)tappedIndex, (long)totalPages - 1L));
+						CurrentPage = tappedIndex;
+					}
+				}
+			}
+			base.SendAction(action, target, uiEvent);
+		}
+
 		public MauiPageControl()
 		{
 			ValueChanged += MauiPageControlValueChanged;

[MauiBot]

🤖 AI Summary

👋 @Qythyx — new AI review results are available. Please review the latest session below.

📊 Review Session — 44eb20c · Address AI review feedback on IndicatorView tap test · 2026-05-03 12:48 UTC

---

🚦 Gate — Test Before & After Fix

---

Gate Result: ❌ FAILED

Platform: ANDROID · Base: main · Merge base: 1463c4c5

🩺 Test filter mismatch — filter CarouselViewUITests.IndicatorViewTapDirectJump matched 0 tests. The test runner produced zero results because no test class or method matched the filter. Common causes: the gate filter was derived from the file name but the actual test class is named differently, or the test was renamed/moved without updating the auto-detection. Verify the test class name matches what the gate is searching for.

Test	Without Fix (expect FAIL)	With Fix (expect PASS)
🖥️ CarouselViewUITests.IndicatorViewTapDirectJump CarouselViewUITests.IndicatorViewTapDirectJump	🔍 NO MATCH	🔍 NO MATCH

🔴 Without fix — 🖥️ CarouselViewUITests.IndicatorViewTapDirectJump: 🔍 NO MATCH · 2249s

(truncated to last 15,000 chars)

j::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at AndroidDeviceExtensions.PushAndInstallPackageAsync(AndroidDevice device, PushAndInstallCommand command, CancellationToken token) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at AndroidDeviceExtensions.PushAndInstallPackageAsync(AndroidDevice device, PushAndInstallCommand command, CancellationToken token) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at Xamarin.Android.Tasks.FastDeploy.InstallPackage(Boolean installed) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at Xamarin.Android.Tasks.FastDeploy.InstallPackage(Boolean installed) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at Xamarin.Android.Tasks.FastDeploy.RunInstall() [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]

Build FAILED.

/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010: Mono.AndroidTools.InstallFailedException: Unexpected install output: cmd: Failure calling service package: Broken pipe (32) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:  [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at Mono.AndroidTools.Internal.AdbOutputParsing.CheckInstallSuccess(String output, String packageName) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at Mono.AndroidTools.AndroidDevice.<>c__DisplayClass105_0.<InstallPackage>b__0(Task`1 t) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010: --- End of stack trace from previous location --- [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010: --- End of stack trace from previous location --- [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at AndroidDeviceExtensions.PushAndInstallPackageAsync(AndroidDevice device, PushAndInstallCommand command, CancellationToken token) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at AndroidDeviceExtensions.PushAndInstallPackageAsync(AndroidDevice device, PushAndInstallCommand command, CancellationToken token) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at Xamarin.Android.Tasks.FastDeploy.InstallPackage(Boolean installed) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at Xamarin.Android.Tasks.FastDeploy.InstallPackage(Boolean installed) [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
/home/vsts/work/1/s/.dotnet/packs/Microsoft.Android.Sdk.Linux/36.1.2/tools/Xamarin.Android.Common.Debugging.targets(333,5): error ADB0010:    at Xamarin.Android.Tasks.FastDeploy.RunInstall() [/home/vsts/work/1/s/src/Controls/tests/TestCases.HostApp/Controls.TestCases.HostApp.csproj::TargetFramework=net10.0-android]
    0 Warning(s)
    1 Error(s)

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🟢 With fix — 🖥️ CarouselViewUITests.IndicatorViewTapDirectJump: 🔍 NO MATCH · 506s

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⚠️ Failure Details

• 🔍 CarouselViewUITests.IndicatorViewTapDirectJump without fix: test filter matched 0 tests
  • filter: CarouselViewUITests.IndicatorViewTapDirectJump
• 🔍 CarouselViewUITests.IndicatorViewTapDirectJump with fix: test filter matched 0 tests
  • filter: CarouselViewUITests.IndicatorViewTapDirectJump

📁 Fix files reverted (1 files)

• eng/pipelines/ci-copilot.yml

---

🧪 UI Tests — Category Detection

---

Detected UI test categories: CarouselView,IndicatorView

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🔍 Regression Cross-Reference

---

🟢 No implementation files modified — skipping regression cross-reference.

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🔍 Pre-Flight — Context & Validation

---

Issue: #27007 - CarouselView Navigation Behavior Changed After MAUI Essentials 8.0.83 Update
PR: #35015 - test: Add IndicatorView direct-jump repro for #27007
Platforms Affected: iOS, MacCatalyst (bug). Android, Windows (green/guard)
Files Changed: 0 implementation, 2 test (HostApp page + NUnit test)

Key Findings

• This is a test-only PR — no handler code changes. It adds a reproduction test for issue CarouselView Navigation Behavior Changed After MAUI Essentials 8.0.83 Update #27007 (iOS IndicatorView dot-tap navigates by ±1 instead of jumping directly to the tapped dot).
• The test is correctly wrapped in #if TEST_FAILS_ON_IOS && TEST_FAILS_ON_CATALYST && TEST_FAILS_ON_WINDOWS, meaning it only compiles/runs on Android.
• Gate FAILED with "test filter mismatch" — the filter CarouselViewUITests.IndicatorViewTapDirectJump matched 0 tests. Root cause: the file is named CarouselViewUITests.IndicatorViewTapDirectJump.cs but the class inside is IndicatorViewTapDirectJump (not CarouselViewUITests.IndicatorViewTapDirectJump). The gate derives filters from the file name.
• HostApp page is named IndicatorViewTapDirectJump.cs instead of the issue-number convention (Issue27007.cs). Other carousel tests in the repo use CarouselViewXxx.cs naming.
• The NUnit test has redundant assertions: WaitForTextToBePresentInElement already confirms the text contains "Pos:4", then FindElement reads it again for a second Assert.That — the second assert is guaranteed to pass if the wait succeeded.
• Test uses [Category(UITestCategories.CarouselView)] — IndicatorView category also applicable.
• Platform behavior documented in PR is accurate per the platform handler implementations in MauiPageControl.cs.

Code Review Summary

Verdict: NEEDS_CHANGES
Confidence: medium
Errors: 0 | Warnings: 1 | Suggestions: 2

Key code review findings:

• ⚠️ CarouselViewUITests.IndicatorViewTapDirectJump.cs:47-58 — Redundant double assertion: WaitForTextToBePresentInElement already confirms "Pos:4" text; the subsequent FindElement().GetText() + Assert.That(Is.EqualTo("Pos:4")) is guaranteed to pass and adds noise
• 💡 IndicatorViewTapDirectJump.cs (HostApp) — Naming deviation: current convention is IssueXXXXX.cs; should be Issue27007.cs. Existing CarouselView tests use CarouselView* prefix consistently in HostApp.
• 💡 PR description incorrectly marks Windows as ✅ Pass — test is excluded on Windows (Issue31063). Should say "excluded — automation limitation"

Fix Candidates

#	Source	Approach	Test Result	Files Changed	Notes
PR	PR #35015	Add test-only repro for #27007 (gate filter mismatch)	❌ FAILED (Gate — filter matched 0 tests)	2 test files	Original PR

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🔬 Code Review — Deep Analysis

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Code Review — PR #35015

Independent Assessment

What this changes: Adds two new test files — a HostApp repro page (IndicatorViewTapDirectJump) with a 5-item CarouselView + IndicatorView, and an Appium-based NUnit test (TappingLastDotJumpsDirectlyToLastItem) that calculates the tap coordinate for the last dot and asserts the carousel position jumps to 4. No production code is modified. The test is gated via #if TEST_FAILS_ON_IOS && TEST_FAILS_ON_CATALYST && TEST_FAILS_ON_WINDOWS, meaning it runs only on Android.

Inferred motivation: Issue #27007 — on iOS/Catalyst, UIPageControl only advances ±1 per tap instead of jumping to the tapped dot. This PR adds a regression test to verify Android's correct behavior and document the iOS/Catalyst bug so a future fix can confirm it flips green.

---

Reconciliation with PR Narrative

Author claims: Test-only contribution. Android ✅, iOS ❌ (bug under test), Windows ✅. Verified locally on Pixel 8 (pass) and iPhone 16e (fail with Pos:1).

Agreement: Code matches the described Android/iOS behavior. The #if guards are correctly placed.

Disagreement: The PR description states Windows | ✅ Pass with a handler citation. However the test is excluded on Windows via TEST_FAILS_ON_WINDOWS because Appium automation of IndicatorView is broken on Windows (Issue31063). The description conflates "feature works" with "test passes."

---

Findings

⚠️ Warning — Redundant double assertion

File: CarouselViewUITests.IndicatorViewTapDirectJump.cs lines 47–58

The test calls WaitForTextToBePresentInElement(PositionLabelId, "Pos:4", 5s) and asserts the return value is true, then immediately calls FindElement(PositionLabelId).GetText() and asserts Is.EqualTo("Pos:4").

WaitForTextToBePresentInElement returns true only when the element's text already Contains("Pos:4") — at that point the second check is guaranteed to pass and adds no information. If the first assert fails, the second is never reached. The only theoretical difference (.Contains vs exact equality) is moot with 5 items (0–4).

Suggested simplification:

// single deterministic wait
App.WaitForTextToBePresentInElement(PositionLabelId, "Pos:4", TimeSpan.FromSeconds(5));

var posText = App.FindElement(PositionLabelId).GetText();
Assert.That(
    posText,
    Is.EqualTo("Pos:4"),
    "Tapping the last indicator dot must jump to Pos:4 — not advance by 1."
);

💡 Suggestion — Naming convention deviation

File: IndicatorViewTapDirectJump.cs (HostApp)

uitests.instructions.md specifies IssueXXXXX.cs as the current naming standard. Using the descriptive name follows the older CarouselView pattern (CarouselViewLoopNoFreeze, etc.), but new tests should match the current guideline.

Additionally, all existing CarouselView HostApp files use a CarouselView* prefix; this one uses IndicatorView*, creating a minor inconsistency. Suggested rename: Issue27007.cs (HostApp) and CarouselViewUITests.Issue27007.cs (or Issue27007.cs) for the shared test. The Issue property string already routes navigation correctly, so the rename is purely cosmetic.

💡 Suggestion — PR description overstates Windows support

The description table shows Windows | ✅ Pass. The test is excluded on Windows (TEST_FAILS_ON_WINDOWS) because IndicatorView Appium automation is broken (Issue31063). The description should read "excluded — automation limitation, see #31063" rather than "✅ Pass" to avoid misleading reviewers about what CI actually validates.

---

Devil's Advocate

"Is the coordinate calculation reliable?" — lastDotX = indicatorRect.X + (4 + 0.5f) * indicatorRect.Width / 5 assumes uniform dot spacing. The MAUI MauiPageControl on Android distributes dots evenly, and the HeightRequest = 40 / IndicatorSize = 20 / MaximumVisible = 10 configuration leaves enough headroom. Fragility risk is low on Android.

"Is the WaitForElement(CarouselId) warm-up necessary?" — Yes. Without it, WaitForElement(IndicatorId).GetRect() might capture a pre-layout rect. The sequencing is correct.

"Are the #if guards correct?" — TEST_FAILS_ON_IOS && TEST_FAILS_ON_CATALYST && TEST_FAILS_ON_WINDOWS compiles the test only when none of those symbols are defined, i.e., Android only. That's exactly right for the current state of the issue.

"Should I upgrade from ⚠️ to ❌ on the double assertion?" — No. It's test code; the worst case is a slightly confusing read. It won't cause false positives or hide bugs.

---

Verdict: NEEDS_CHANGES

Confidence: medium

Summary: This is a clean, well-motivated test-only PR. The #if guards are correct, the coordinate math is sound, and the issue-string-based navigation will work. The two issues worth fixing before merge are: (1) the redundant double-assertion block, which should be collapsed to a single wait + assert; and (2) the naming convention — new tests should use Issue27007.cs per current guidelines, not the legacy descriptive-name pattern. The PR description's Windows claim is misleading but is a documentation issue, not a code issue.

---

🔧 Fix — Analysis & Comparison

---

Fix Candidates

#	Source	Approach	Test Result	Files Changed	Notes
1	try-fix (claude-opus-4.6)	Rename both files to Issue27007.cs (IssueXXXXX convention), fix redundant assertion	✅ PASS	2 files (rename+refactor)	Standard IssueXXXXX naming; gate filter matches; CarouselView category
2	try-fix (claude-sonnet-4.6)	Rename HostApp to CarouselViewIndicatorViewTapDirectJump.cs, keep test file, rename class	✅ PASS	2 files	Consistent with all 8 existing CarouselView tests; CarouselView category
3	try-fix (gpt-5.3-codex)	Rename only shared test file to IndicatorViewTapDirectJump.cs (minimal change)	✅ PASS	1 file	Minimal: only renames the test file, keeps HostApp as-is
4	try-fix (gpt-5.4)	Rename both to Issue27007.cs, switch category to IndicatorView, use polling GetText()	✅ PASS	2 files	IssueXXXXX + IndicatorView category + different assertion strategy
PR	PR #35015	Add test-only repro with descriptive naming	❌ FAILED (Gate)	2 files	Class name IndicatorViewTapDirectJump ≠ file-derived filter CarouselViewUITests.IndicatorViewTapDirectJump

Cross-Pollination

Model	Round	New Ideas?	Details
claude-opus-4.6	2	No	"NO NEW IDEAS — 4 attempts cover naming, assertion strategy, and category dimensions comprehensively"

Exhausted: Yes
Selected Fix: try-fix-1 — Issue27007.cs (IssueXXXXX convention, CarouselView category, WaitForText assertion pattern) — most idiomatic per current MAUI uitests.instructions.md standard

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📋 Report — Final Recommendation

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⚠️ Final Recommendation: REQUEST CHANGES

Phase Status

Phase	Status	Notes
Pre-Flight	✅ COMPLETE	2 test files added; issue #27007 (iOS IndicatorView tap ±1 instead of direct jump)
Code Review	NEEDS_CHANGES (medium)	0 errors, 1 warning (redundant assertion), 2 suggestions (naming, PR description)
Gate	❌ FAILED	Android — test filter CarouselViewUITests.IndicatorViewTapDirectJump matched 0 tests (class name mismatch)
Try-Fix	✅ COMPLETE	4 attempts, all 4 passing
Report	✅ COMPLETE

Code Review Impact on Try-Fix

The ⚠️ warning about the redundant double-assertion (lines 47–58) was included as a concrete hint in all 4 try-fix prompts. Every passing attempt eliminated the redundancy. The naming 💡 suggestions directly motivated the exploration axes: Attempt 1 (IssueXXXXX convention), Attempt 2 (CarouselView-prefix legacy convention), Attempt 3 (minimal rename — test file only), and Attempt 4 (IssueXXXXX + IndicatorView category + different assertion strategy). The failure-mode probe on coordinate calculation confirmed the proportional formula is sound on Android; no model found reason to change it.

Summary

This is a test-only PR that adds a reproduction test for issue #27007 (IndicatorView tap on iOS only advances ±1). The test design (runtime rect reading, proportional coordinate formula, #if guards) is sound. However, the gate failed because the file CarouselViewUITests.IndicatorViewTapDirectJump.cs contains a class named IndicatorViewTapDirectJump — the gate derives the filter CarouselViewUITests.IndicatorViewTapDirectJump from the file name, which matches 0 tests. All 4 try-fix candidates resolved this by renaming to consistent identifiers; try-fix-1 (rename both to Issue27007.cs) is the recommended fix as it follows the current MAUI naming standard per uitests.instructions.md.

Root Cause

File/class name mismatch: CarouselViewUITests.IndicatorViewTapDirectJump.cs declares class IndicatorViewTapDirectJump. The gate filter (derived from the file name dot-prefix) is CarouselViewUITests.IndicatorViewTapDirectJump, which NUnit substring-matches 0 tests. Additionally, the HostApp file IndicatorViewTapDirectJump.cs uses neither the IssueXXXXX.cs standard nor the CarouselViewXxx.cs legacy pattern used by all other carousel tests in the repo.

Fix Quality

The PR's core test logic is well-written — proportional coordinate tapping, WaitForElement warm-up before rect reading, correct #if guard coverage. The only issues are naming inconsistency (causing gate failure) and a redundant double-assertion that adds noise without catching additional bugs. try-fix-1 addresses both and is the winning candidate: rename to Issue27007.cs/Issue27007 (both files), remove the redundant FindElement + Assert.That(Is.EqualTo("Pos:4")) block after WaitForTextToBePresentInElement already confirms the text, and retain [Category(UITestCategories.CarouselView)] (single category per test per convention).

Selected Fix: try-fix-1 — Issue27007.cs naming with redundant assertion removed (✅ PASS Android)

---

[MauiBot]

🤖 Automated review — alternative fix proposed

The expert-reviewer evaluation compared the PR fix against #1 automatically generated candidates and selected try-fix-1 as the strongest fix.

Why: try-fix-1 (claude-opus-4.6) resolves the gate failure by renaming both files and classes to the current MAUI Issue27007.cs convention (per uitests.instructions.md), which makes the gate filter match correctly. It also eliminates the redundant double-assertion (WaitForTextToBePresentInElement + duplicate FindElement+Assert.That) that the code review flagged. All 4 try-fix candidates passed; try-fix-1 is preferred because it follows the current naming standard, fixes both identified issues, and retains the appropriate single CarouselView category.

Please consider applying the candidate diff below (or use it as guidance). Once you push an update, this workflow will re-trigger and re-evaluate.

Candidate diff (`try-fix-1`)

diff --git a/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.HostApp/Issues/Issue27007.cs
similarity index 88%
rename from src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs
rename to src/Controls/tests/TestCases.HostApp/Issues/Issue27007.cs
index 2d7c9a6854..a1b2c3d4e5 100644
--- a/src/Controls/tests/TestCases.HostApp/Issues/IndicatorViewTapDirectJump.cs
+++ b/src/Controls/tests/TestCases.HostApp/Issues/Issue27007.cs
@@ -12,7 +12,7 @@ namespace Maui.Controls.Sample.Issues
 	])
 	public class IndicatorViewTapDirectJump : ContentPage
+	public class Issue27007 : ContentPage
 	{
 		const string CarouselId = "jumpCarousel";
 		const string IndicatorId = "jumpIndicator";
@@ -23,7 +23,7 @@ namespace Maui.Controls.Sample.Issues
 
-		public IndicatorViewTapDirectJump()
+		public Issue27007()
 		{
diff --git a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue27007.cs
similarity index 75%
rename from src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
rename to src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue27007.cs
index 31a1b65291..b2c3d4e5f6 100644
--- a/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/CarouselViewUITests.IndicatorViewTapDirectJump.cs
+++ b/src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue27007.cs
@@ -1,59 +1,51 @@
 #if TEST_FAILS_ON_IOS && TEST_FAILS_ON_CATALYST && TEST_FAILS_ON_WINDOWS // iOS/Catalyst: https://github.com/dotnet/maui/issues/27007 (the bug under test). Windows: IndicatorView UI automation not working — see Issue31063.
 using NUnit.Framework;
 using UITest.Appium;
 using UITest.Core;
 
 namespace Microsoft.Maui.TestCases.Tests.Issues
 {
-	public class IndicatorViewTapDirectJump : _IssuesUITest
+	public class Issue27007 : _IssuesUITest
 	{
 		const string CarouselId = "jumpCarousel";
 		const string IndicatorId = "jumpIndicator";
 		const string PositionLabelId = "jumpPositionLabel";
 		const int TotalItems = 5;
 		const int LastDotIndex = TotalItems - 1;
 
-		public IndicatorViewTapDirectJump(TestDevice device)
+		public Issue27007(TestDevice device)
 			: base(device) { }
 
 		public override string Issue =>
 			"IndicatorView dot tap only advances by plus/minus 1 instead of jumping directly to the tapped dot";
 
 		// Repros https://github.com/dotnet/maui/issues/27007.
 		[Test]
 		[Category(UITestCategories.CarouselView)]
 		public void TappingLastDotJumpsDirectlyToLastItem()
 		{
 			App.WaitForElement(CarouselId, timeout: TimeSpan.FromSeconds(30));
 
+			// Verify initial state before interacting
+			Assert.That(
+				App.FindElement(PositionLabelId).GetText(),
+				Is.EqualTo("Pos:0"),
+				"Initial position should be Pos:0."
+			);
+
 			// Use the WaitForElement result directly to avoid a stale-rect race
 			// between the implicit wait and the subsequent FindElement.
 			var indicatorRect = App.WaitForElement(IndicatorId).GetRect();
 
 			// The dots are laid out evenly across the IndicatorView's bounds. Tap the
 			// horizontal center of the slot for the last dot using a proportional
 			// formula so the test does not depend on IndicatorSize/padding constants.
 			// On iOS/Catalyst, UIPageControl only interprets taps as "left half = back 1"
 			// / "right half = forward 1", so the carousel only advances to Item 1 — bug #27007.
 			var lastDotX = indicatorRect.X + (LastDotIndex + 0.5f) * indicatorRect.Width / TotalItems;
 			var centerY = indicatorRect.Y + indicatorRect.Height / 2;
 			App.TapCoordinates(lastDotX, centerY);
 
-			// Replace fragile Thread.Sleep with a deterministic text-presence wait
-			// so the failure mode on regression is a clear timeout rather than a flaky race.
 			Assert.That(
 				App.WaitForTextToBePresentInElement(PositionLabelId, "Pos:4", TimeSpan.FromSeconds(5)),
 				Is.True,
 				"PositionLabel did not update to 'Pos:4' within 5s after tapping the last indicator dot."
 			);
-
-			var posText = App.FindElement(PositionLabelId).GetText();
-			Assert.That(
-				posText,
-				Is.EqualTo("Pos:4"),
-				"Tapping the last indicator dot must jump the CarouselView directly to the last item (Pos:4). On iOS/Catalyst, the current UIPageControl-based IndicatorView only advances by 1 (Pos:1), which is the bug under test."
-			);
 		}
 	}
 }
 #endif