[Android] Fix custom WebViewClient being overridden by MAUI handler mapper - #34426

❌11.0.0-ci+pr.34426.azdo.1494710 / MacCatalyst UITests CoreCLR / Controls / Controls CollectionView - slow macOS - "##[error]The job running on agent Azure Pipelines 9 ran longer than the maximum time of 60 minutes."

❌11.0.0-ci+pr.34426.azdo.1494710 / MacCatalyst UITests CoreCLR / Controls / Controls CollectionView / Controls CollectionView - The Operation will be canceled. The next steps may not contain expected logs.

❌11.0.0-ci+pr.34426.azdo.1494711 / net11.0 CoreCLR MacCatalyst Helix Tests / Run DeviceTests MacCatalyst (CoreCLR) / DeviceTestsMacCatalyst_CoreCLR (Windows) - The Operation will be canceled. The next steps may not contain expected logs.

maui-pr-uitests / iOS UITests CoreCLR / Controls (vlatest) / Controls (vlatest) CollectionView / Controls (vlatest) CollectionView

❌PowerShell exited with code '1'.

maui-pr-uitests / iOS UITests CoreCLR / Controls (vlatest) / Controls (vlatest) CollectionView / Publish the ios_ui_tests_coreclr_controls_latest test results

❌There are one or more test failures detected in result files. Detailed summary of published test results can be viewed in the Tests tab.

maui-pr-uitests / iOS UITests CoreCLR / Controls (vlatest) / Controls (vlatest) Image,ImageButton,IndicatorView,InputTransparent,IsEnabled,IsVisible / Controls (vlatest) Image,ImageButton,IndicatorView,InputTransparent,IsEnabled,IsVisible

❌PowerShell exited with code '1'.

8 other jobs are failing and were not displayed due to space limitations.
Builds with failures: [maui-pr-uitests] [maui-pr] [maui-pr-devicetests]

🔹 [All failing tests from maui-pr]

❌ Microsoft.Maui.IntegrationTests.AndroidTemplateTests.RunOnAndroid(id: "maui-blazor", framework: "net11.0", config: "Debug", trimMode: null) [Details] [1.38% failure rate]

[ 🚧 Create issue against infrastructure team] [ 📄 Create issue in this repo]

Failing Configuration

• Integration Tests - mac_runandroid_tests_1

Exception Message

System.ArgumentNullException : Value cannot be null. (Parameter 'format')

CallStack

   at System.ArgumentNullException.Throw(String paramName)
   at System.String.FormatHelper(IFormatProvider provider, String format, ReadOnlySpan`1 args)
   at Microsoft.Build.Logging.StructuredLogger.BuildEventArgsReader.FormatResourceStringIgnoreCodeAndKeyword(String resource, String[] arguments) in C:\MSBuildStructuredLog\src\StructuredLogger\BinaryLogger\BuildEventArgsReader.Viewer.cs:line 198
   at Microsoft.Build.Logging.StructuredLogger.BuildEventArgsReader.GetPropertyReassignmentMessage(String propertyName, String newValue, String previousValue, String location) in C:\MSBuildStructuredLog\src\StructuredLogger\BinaryLogger\BuildEventArgsReader.Viewer.cs:line 72
   at Microsoft.Build.Logging.StructuredLogger.BuildEventArgsReader.ReadPropertyReassignmentEventArgs() in C:\MSBuildStructuredLog\src\StructuredLogger\BinaryLogger\BuildEventArgsReader.cs:line 1266
   at Microsoft.Build.Logging.StructuredLogger.BuildEventArgsReader.ReadBuildEventArgs(BinaryLogRecordKind recordKind) in C:\MSBuildStructuredLog\src\StructuredLogger\BinaryLogger\BuildEventArgsReader.cs:line 319
   at Microsoft.Build.Logging.StructuredLogger.BuildEventArgsReader.Read() in C:\MSBuildStructuredLog\src\StructuredLogger\BinaryLogger\BuildEventArgsReader.cs:line 236
   at Microsoft.Build.Logging.StructuredLogger.BinLogReader.ReadRecordsFromDecompressedStream(Stream decompressedStream)+MoveNext() in C:\MSBuildStructuredLog\src\StructuredLogger\BinaryLogger\BinLogReader.cs:line 350
   at Microsoft.Maui.IntegrationTests.BuildWarningsUtilities.OutputBuildErrorsFromBinLog(String binLogFilePath, Int32 maxErrors, ITestOutputHelper output) in /_/src/TestUtils/src/Microsoft.Maui.IntegrationTests/Utilities/BuildWarningsUtilities.cs:line 46
   at Microsoft.Maui.IntegrationTests.DotnetInternal.Build(String projectFile, String config, String target, String framework, IEnumerable`1 properties, String binlogPath, Boolean msbuildWarningsAsErrors, String runtimeIdentifier, String[] warningsToIgnore, ITestOutputHelper output) in /_/src/TestUtils/src/Microsoft.Maui.IntegrationTests/Utilities/DotnetInternal.cs:line 93
   at Microsoft.Maui.IntegrationTests.AndroidTemplateTests.RunOnAndroid(String id, String framework, String config, String trimMode) in /_/src/TestUtils/src/Microsoft.Maui.IntegrationTests/AndroidTemplateTests.cs:line 113
   at InvokeStub_AndroidTemplateTests.RunOnAndroid(Object, Span`1)
   at System.Reflection.MethodBaseInvoker.InvokeWithFewArgs(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)

🔹 [All failing tests from maui-pr-devicetests]

⚠️ 7 failing tests not displayed for this pipeline due to space limitations

❌ CheckFileResultOpenReadAsyncMultipleTimes [Console] [Details] [Artifacts] [8.92% failure rate]

[ 🚧 Create issue against infrastructure team] [ 📄 Create issue in this repo]

Failing Configurations (4)

• DeviceTestsMacCatalyst_CoreCLR_osx.15.arm64.maui.open_Release_CoreCLR
• DeviceTestsMacCatalyst_CoreCLR_osx.26.arm64.open_Release_CoreCLR
• DeviceTestsIOS_CoreCLR_osx.15.arm64.maui.open_Release_CoreCLR
• DeviceTestsIOS_CoreCLR_osx.26.arm64.open_Release_CoreCLR

Exception Message

System.NullReferenceException : Arg_NullReferenceException

CallStack

   at System.IO.FileStream.ReadAsync(Memory`1, CancellationToken )
   at System.IO.StreamReader.ReadBufferAsync(CancellationToken)
   at System.IO.StreamReader.ReadToEndAsyncInternal(CancellationToken)
   at Microsoft.Maui.Essentials.DeviceTests.FileSystem_Tests.CheckFileResultOpenReadAsyncMultipleTimes()
--- End of stack trace from previous location ---

❌ Microsoft.Maui.Essentials.DeviceTests.WorkItemExecution [Console] [Details] [Artifacts] [20.58% failure rate]

[ 🚧 Create issue against infrastructure team] [ 📄 Create issue in this repo]

This is a helix work item crash with status: BadExit. To investigate look the [Console log] / navigate to [Helix Artifacts]

Failing Configurations (2)

• DeviceTestsIOS_CoreCLR_osx.15.arm64.maui.open_Release_CoreCLR
• DeviceTestsIOS_CoreCLR_osx.26.arm64.open_Release_CoreCLR

❌ OpenAppPackageFileAsync_Can_Load_File [Console] [Details] [Artifacts] [8.93% failure rate]

[ 🚧 Create issue against infrastructure team] [ 📄 Create issue in this repo]

This is a helix work item crash with status: BadExit. To investigate look the [Console log] / navigate to [Helix Artifacts]

Failing Configurations (4)

• DeviceTestsMacCatalyst_CoreCLR_osx.15.arm64.maui.open_Release_CoreCLR
• DeviceTestsMacCatalyst_CoreCLR_osx.26.arm64.open_Release_CoreCLR
• DeviceTestsIOS_CoreCLR_osx.15.arm64.maui.open_Release_CoreCLR
• DeviceTestsIOS_CoreCLR_osx.26.arm64.open_Release_CoreCLR

🔹 [All failing tests from maui-pr-uitests]

⚠️ 22 failing tests not displayed for this pipeline due to space limitations

❌ Microsoft.Maui.TestCases.Tests.ImageButtonFeatureTests(iOS).VerifyImageButtonAspect_AspectFillWithImageSourceFromUri [Details] [3.34% failure rate]

[ 🚧 Create issue against infrastructure team] [ 📄 Create issue in this repo]

Failing Configuration

• Image,ImageButton,IndicatorView,InputTransparent,IsEnabled,IsVisible_ios_ui_tests_coreclr_controls_latest

Exception Message

VisualTestUtils.VisualTestFailedException : 
Snapshot different than baseline: VerifyImageButtonAspect_AspectFillWithImageSourceFromUri.png (23.66% difference)
If the correct baseline has changed (this isn't a a bug), then update the baseline image.
See test attachment or download the build artifacts to get the new snapshot file.
More info: https://aka.ms/visual-test-workflow

CallStack

   at Microsoft.Maui.TestCases.Tests.UITest.VerifyScreenshot(String name, Nullable`1 retryDelay, Nullable`1 retryTimeout, Int32 cropLeft, Int32 cropRight, Int32 cropTop, Int32 cropBottom, Double tolerance) in /_/src/Controls/tests/TestCases.Shared.Tests/UITest.cs:line 296
   at Microsoft.Maui.TestCases.Tests.ImageButtonFeatureTests.VerifyImageButtonAspect_AspectFillWithImageSourceFromUri() in /_/src/Controls/tests/TestCases.Shared.Tests/Tests/FeatureMatrix/ImageButtonFeatureTests.cs:line 132
   at System.RuntimeMethodHandle.InvokeMethod(ObjectHandleOnStack target, Void** arguments, ObjectHandleOnStack sig, BOOL isConstructor, ObjectHandleOnStack result)
   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)