Initial import

1 files changed, 126 insertions, 0 deletions

diff --git a/Xamarin.Forms.Loader/LoaderExtensions.cs b/Xamarin.Forms.Loader/LoaderExtensions.cs
new file mode 100644
index 00000000..9c0b91fa
--- /dev/null
+++ b/Xamarin.Forms.Loader/LoaderExtensions.cs
@@ -0,0 +1,126 @@
+using System;
+using System.Linq;
+using System.Reflection;
+using NUnit.Framework;
+using Xamarin.Forms.CustomAttributes;
+
+namespace Xamarin.Forms.Loader
+{
+	internal static class LoaderExtensions
+	{
+		public static bool InheritsFromException(this Type type)
+		{
+			if (type.IsSubclassOf(typeof (Exception)))
+				return true;
+			return false;
+		}
+
+		public static bool InheritsFromAttribute(this Type type)
+		{
+			if (type.IsSubclassOf(typeof (Attribute)))
+				return true;
+			return false;
+		}
+
+		public static bool IsDelegate(this Type type)
+		{
+			// ignore delegates
+			if (type.BaseType == typeof (MulticastDelegate))
+				return true;
+			return false;
+		}
+
+		public static bool IsTestFixture(this Type type)
+		{
+			var attributes = type.GetCustomAttributes();
+			if (attributes.OfType<TestFixtureAttribute>().Any())
+				return true;
+			return false;
+		}
+
+		public static bool HasTestAttribute(this MemberInfo memberInfo)
+		{
+			var attributes = memberInfo.GetCustomAttributes();
+			return attributes.Any(attr => attr is UiTestAttribute);
+		}
+
+		public static bool IsUnitTested(Type type, MemberInfo memberInfo)
+		{
+			if (ExemptMembers.UnitTestedTypes.ContainsKey(type))
+			{
+				if (ExemptMembers.UnitTestedTypes[type].Contains(memberInfo.Name))
+					return true;
+			}
+			return false;
+		}
+
+		public static bool HasTestExemptAttribute(this MemberInfo memberInfo)
+		{
+			var attributes = memberInfo.GetCustomAttributes();
+			return attributes.Any(attr => attr is UiTestExemptAttribute);
+		}
+
+		public static bool IsSetupOrTearDown(this MemberInfo memberInfo)
+		{
+			var attributes = memberInfo.GetCustomAttributes();
+			return
+				attributes.Any(
+					attr =>
+						attr is SetUpAttribute || attr is TearDownAttribute || attr is TestFixtureSetUpAttribute ||
+						attr is TestFixtureTearDownAttribute);
+		}
+
+		public static bool IsEqualityOverride(this MemberInfo memberInfo)
+		{
+			return
+				memberInfo.Name == "Equals" ||
+				memberInfo.Name == "GetHashCode" ||
+				memberInfo.Name == "GetType";
+		}
+
+		public static bool IsToStringOverride(this MemberInfo memberInfo)
+		{
+			return memberInfo.Name == "ToString";
+		}
+
+		public static bool HasCategoryAttribute(this Type type)
+		{
+			var attributes = type.GetCustomAttributes();
+			if (attributes.OfType<CategoryAttribute>().Any())
+				return true;
+			//throw new MissingCategoryOnTestFixtureException (type.Name);
+			return false;
+		}
+
+		public static bool IsPublic(this MemberInfo memberInfo)
+		{
+			var type = memberInfo as Type;
+			if (type != null)
+				return type.IsPublic;
+
+			var method = memberInfo as MethodInfo;
+			if (method != null)
+				return method.IsPublic;
+
+			var property = memberInfo as PropertyInfo;
+			if (property != null)
+				return true; // binding flags determine public
+
+			var evt = memberInfo as EventInfo;
+			if (evt != null)
+				return true; // binding flags determine public
+
+			throw new LoaderException();
+		}
+
+		public static bool IsCompilerGenerated(this MemberInfo memberInfo)
+		{
+			// ignore autogenerated get_ and set_ methods
+			var method = memberInfo as MethodInfo;
+			if (method != null && method.IsSpecialName)
+				return true;
+
+			return false;
+		}
+	}
+}
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