Fix Xamarin build error.

yfakariya · yfakariya · commit 42753e81639f · 2017-08-13T12:55:06.000+09:00
diff --git a/test/MsgPack.UnitTest/AssertEx.cs b/test/MsgPack.UnitTest/AssertEx.cs
@@ -33,7 +33,7 @@ internal static class AssertEx
 		public static TException ThrowsAsync<TException>( Func<Task> assertion )
 			where TException : Exception
 		{
-#if MSTEST
+#if MSTEST || XAMARIN
 			return Assert.Throws<TException>( () => assertion().GetAwaiter().GetResult() );
 #else
 			return Assert.ThrowsAsync<TException>( () => assertion() );

Original file line number	Diff line number	Diff line change
`@@ -33,7 +33,7 @@ internal static class AssertEx`
`33`	`33`	`public static TException ThrowsAsync<TException>( Func<Task> assertion )`
`34`	`34`	`where TException : Exception`
`35`	`35`	`{`
`36`		`-#if MSTEST`
	`36`	`+#if MSTEST \|\| XAMARIN`
`37`	`37`	`return Assert.Throws<TException>( () => assertion().GetAwaiter().GetResult() );`
`38`	`38`	`#else`
`39`	`39`	`return Assert.ThrowsAsync<TException>( () => assertion() );`