X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mcs%2Fclass%2FSystem.Drawing%2FTest%2FSystem.Drawing.Drawing2D%2FLinearGradientBrushTest.cs;h=ebf1f86e98c011afcb83248fff95483c59b9ce40;hb=177fca49175449705812fb20b6dd5b7bcbb5a901;hp=937c9ebbc792cae616e995b0e53c62cfb8248d3d;hpb=c63aa7cd12a077ef1b2b90b119bfef7687c800d0;p=mono.git

diff --git a/mcs/class/System.Drawing/Test/System.Drawing.Drawing2D/LinearGradientBrushTest.cs b/mcs/class/System.Drawing/Test/System.Drawing.Drawing2D/LinearGradientBrushTest.cs
index 937c9ebbc79..ebf1f86e98c 100644
--- a/mcs/class/System.Drawing/Test/System.Drawing.Drawing2D/LinearGradientBrushTest.cs
+++ b/mcs/class/System.Drawing/Test/System.Drawing.Drawing2D/LinearGradientBrushTest.cs
@@ -324,6 +324,42 @@ namespace MonoTests.System.Drawing.Drawing2D {
 			Assert.AreEqual (32, elements[5], 0.0001, "matrix.5");
 		}
 
+		[Test]
+		public void Constructor_Rectangle_InvalidWidthHeight ()
+		{
+			var emptyWidth = new Rectangle (0, 0, 0, 1);
+			var emptyHeight = new Rectangle (0, 0, 0, 1);
+
+			Assert.Throws<ArgumentException>(() => new LinearGradientBrush (emptyWidth, Color.Empty, Color.Empty, 1));
+			Assert.Throws<ArgumentException>(() => new LinearGradientBrush (emptyHeight, Color.Empty, Color.Empty, 1));
+			Assert.Throws<ArgumentException>(() => new LinearGradientBrush (emptyWidth, Color.Empty, Color.Empty, LinearGradientMode.BackwardDiagonal));
+			Assert.Throws<ArgumentException>(() => new LinearGradientBrush (emptyHeight, Color.Empty, Color.Empty, LinearGradientMode.BackwardDiagonal));
+		}
+
+		[Test]
+		public void Constructor_RectangleF_InvalidWidthHeight ()
+		{
+			var emptyWidth = new RectangleF (0, 0, 0, 1);
+			var emptyHeight = new RectangleF (0, 0, 0, 1);
+
+			Assert.Throws<ArgumentException>(() => new LinearGradientBrush (emptyWidth, Color.Empty, Color.Empty, 1));
+			Assert.Throws<ArgumentException>(() => new LinearGradientBrush (emptyHeight, Color.Empty, Color.Empty, 1));
+			Assert.Throws<ArgumentException>(() => new LinearGradientBrush (emptyWidth, Color.Empty, Color.Empty, LinearGradientMode.BackwardDiagonal));
+			Assert.Throws<ArgumentException>(() => new LinearGradientBrush (emptyHeight, Color.Empty, Color.Empty, LinearGradientMode.BackwardDiagonal));
+		}
+
+		[Test]
+		public void Constructor_LinearGradientMode_InvalidMode ()
+		{
+			var rect = new Rectangle (0, 0, 1, 1);
+			var rectf = new RectangleF (0, 0, 1, 1);
+
+			Assert.Throws<InvalidEnumArgumentException>(() => new LinearGradientBrush (rect, Color.Empty, Color.Empty, LinearGradientMode.Horizontal - 1));
+			Assert.Throws<InvalidEnumArgumentException>(() => new LinearGradientBrush (rectf, Color.Empty, Color.Empty, LinearGradientMode.Horizontal - 1));
+			Assert.Throws<InvalidEnumArgumentException>(() => new LinearGradientBrush (rect, Color.Empty, Color.Empty, LinearGradientMode.BackwardDiagonal + 1));
+			Assert.Throws<InvalidEnumArgumentException>(() => new LinearGradientBrush (rectf, Color.Empty, Color.Empty, LinearGradientMode.BackwardDiagonal + 1));
+		}
+
 		[Test]
 		public void InterpolationColors_Colors_InvalidBlend ()
 		{