[xharness] Run Mac Catalyst variations by default, and disable all but monotouch-test by default.

This will effectively run monotouch-test on Mac Catalyst by default.

tests/xharness/Harness.cs

@@ -373,13 +373,15 @@ namespace Xharness {
 
 		void AutoConfigureIOS ()
 		{
-			var test_suites = new string [] { "monotouch-test" };
 			var library_projects = new string [] { "BundledResources", "EmbeddedResources", "bindings-test2", "bindings-framework-test", "bindings-xcframework-test" };
 			var fsharp_test_suites = new string [] { "fsharp" };
 			var fsharp_library_projects = new string [] { "fsharplibrary" };
 
-			foreach (var p in test_suites)
-				IOSTestProjects.Add (new iOSTestProject (Path.GetFullPath (Path.Combine (RootDirectory, p + "/" + p + ".csproj"))) { Name = p });
+			IOSTestProjects.Add (new iOSTestProject (Path.GetFullPath (Path.Combine (RootDirectory, "monotouch-test", "monotouch-test.csproj"))) {
+				Name = "monotouch-test",
+				IgnoreMacCatalystVariation = false,
+			});
+
 			foreach (var p in fsharp_test_suites)
 				IOSTestProjects.Add (new iOSTestProject (Path.GetFullPath (Path.Combine (RootDirectory, p + "/" + p + ".fsproj"))) { Name = p });
 			foreach (var p in library_projects)

tests/xharness/Jenkins/Jenkins.cs

@@ -61,7 +61,7 @@ namespace Xharness.Jenkins {
 		public bool IncludeNonMonotouch = true;
 		public bool IncludeMonotouch = true;
 		public bool IncludeDotNet;
-		public bool IncludeMacCatalyst;
+		public bool IncludeMacCatalyst = true;
 
 		public bool CleanSuccessfulTestRuns = true;
 		public bool UninstallTestApp = true;
@@ -256,7 +256,7 @@ namespace Xharness.Jenkins {
 				if (!project.GenerateVariations)
 					continue;
 
-				var ignored = project.Ignore ?? !IncludeMacCatalyst;
+				var ignored = project.Ignore ?? !IncludeMacCatalyst || project.IgnoreMacCatalystVariation;
 				if (!IsIncluded (project))
 					ignored = true;
 

tests/xharness/iOSTestProject.cs

@@ -11,6 +11,7 @@ namespace Xharness {
 		public bool SkipwatchOS32Variation;
 		public bool SkiptvOSVariation;
 		public bool SkipMacCatalystVariation;
+		public bool IgnoreMacCatalystVariation = true;
 		public bool SkipTodayExtensionVariation;
 		public bool SkipDeviceVariations;
 		public bool BuildOnly;
@@ -45,6 +46,8 @@ namespace Xharness {
 			rv.SkiptvOSVariation = SkiptvOSVariation;
 			rv.SkipTodayExtensionVariation = SkipTodayExtensionVariation;
 			rv.SkipDeviceVariations = SkipDeviceVariations;
+			rv.SkipMacCatalystVariation = SkipMacCatalystVariation;
+			rv.IgnoreMacCatalystVariation = IgnoreMacCatalystVariation;
 			rv.BuildOnly = BuildOnly;
 			return rv;
 		}