[Testing] Fix for flaky UITests in CI that occasionally fail - 5 (#28583)

* fixedflakytest18751

* fix for flaky test Issue19500

* fix Issue19509

* Added mac image from CI

Author: Anandhan Rajagopal

src/Controls/tests/TestCases.HostApp/Issues/Issue18751.xaml.cs

@@ -4,7 +4,7 @@
 
 namespace Maui.Controls.Sample.Issues
 {
-	[Issue(IssueTracker.ManualTest, "C2", "Can scroll CollectionView inside RefreshView", PlatformAffected.All)]
+	[Issue(IssueTracker.ManualTest, "C2", "Can scroll CollectionView inside RefreshView", PlatformAffected.All, isInternetRequired: true)]
 	public partial class Issue18751 : ContentPage
 	{
 		public Issue18751()

src/Controls/tests/TestCases.HostApp/Issues/Issue19500.xaml

@@ -2,7 +2,7 @@
 <ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
              xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
              x:Class="Maui.Controls.Sample.Issues.Issue19500">
-    <Editor
+    <Editor x:Name ="editor"
         HeightRequest="100"
         IsReadOnly="True"
         AutomationId="editor"

src/Controls/tests/TestCases.HostApp/Issues/Issue19500.xaml.cs

@@ -6,6 +6,10 @@ public partial class Issue19500 : ContentPage
 		public Issue19500()
 		{
 			InitializeComponent();
+#if MACCATALYST
+			// Adding extra text to make the editor scrollable on Catalyst
+			editor.Text += " Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nulla porttitor mauris non ornare ultrices. Ut semper ultrices justo eget semper. Ut imperdiet dolor ut vestibulum molestie. Duis a libero ex. Etiam mi urna, lobortis sed tincidunt in, tempus eget magna. Aenean quis malesuada eros. Phasellus felis eros, condimentum et tortor sed, condimentum convallis turpis. Sed in varius metus, at auctor orci. Maecenas luctus nibh nibh, nec aliquam est fermentum in. Etiam consectetur lectus erat, sed placerat sapien rutrum eu. Suspendisse tincidunt fermentum tempor. Maecenas egestas neque nec lacinia fringilla.";
+#endif
 		}
 	}
 }

src/Controls/tests/TestCases.HostApp/Issues/Issue19509.xaml.cs

@@ -1,6 +1,6 @@
 namespace Maui.Controls.Sample.Issues
 {
-	[Issue(IssueTracker.Github, 19509, "Entry TextColor property not working when the Text value is bound after some time", PlatformAffected.iOS)]
+	[Issue(IssueTracker.Github, 19509, "The entry text color property not working when the text value is bound after some time", PlatformAffected.iOS)]
 	public partial class Issue19509 : ContentPage
 	{
 		string _text;

src/Controls/tests/TestCases.Mac.Tests/snapshots/mac/TextInEditorShouldScroll.png

@@ -18,6 +18,8 @@ public Issue18751(TestDevice device) : base(device)
 		[FailsOnAndroidWhenRunningOnXamarinUITest("Currently fails on Android; see https://github.com/dotnet/maui/issues/15994")]
 		public async Task Issue18751Test()
 		{
+			VerifyInternetConnectivity();
+			
 			App.WaitForElement("WaitForStubControl");
 
 			// Load images.

src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue18751.cs

@@ -10,7 +10,7 @@ public Issue19509(TestDevice device) : base(device)
 		{
 		}
 
-		public override string Issue => "Entry TextColor property not working when the Text value is bound after some time";
+		public override string Issue => "The entry text color property not working when the text value is bound after some time";
 
 		[Test]
 		[Category(UITestCategories.Entry)]