1 files changed, 93 insertions, 0 deletions
diff --git a/Xamarin.Forms.Core.UnitTests/SizeTests.cs b/Xamarin.Forms.Core.UnitTests/SizeTests.cs
new file mode 100644
index 00000000..d845d615
--- /dev/null
+++ b/Xamarin.Forms.Core.UnitTests/SizeTests.cs
@@ -0,0 +1,93 @@
+using NUnit.Framework;
+
+
+namespace Xamarin.Forms.Core.UnitTests
+{
+	[TestFixture]
+	public class SizeTests : BaseTestFixture
+	{
+		[Test]
+		public void TestSizeIsZero ()
+		{
+			var size = new Size ();
+
+			Assert.True (size.IsZero);
+
+			size = new Size (10, 10);
+
+			Assert.False (size.IsZero);
+		}
+
+		[Test]
+		public void TestSizeAdd ()
+		{
+			var size1 = new Size (10, 10);
+			var size2 = new Size (20, 20);
+
+			var result = size1 + size2;
+
+			Assert.AreEqual (new Size (30, 30), result);
+		}
+
+		[Test]
+		public void TestSizeSubtract ()
+		{
+			var size1 = new Size (10, 10);
+			var size2 = new Size (2, 2);
+
+			var result = size1 - size2;
+
+			Assert.AreEqual (new Size (8, 8), result);
+		}
+
+		[Test]
+		public void TestPointFromSize ([Range(0, 2)] double x, [Range(0, 2)] double y)
+		{
+			var size = new Size (x, y);
+			var point = (Point) size;
+
+			Assert.AreEqual (x, point.X);
+			Assert.AreEqual (y, point.Y);
+		}
+
+		[Test]
+		public void HashCode ([Range(3, 5)] double w1, [Range(3, 5)] double h1, [Range(3, 5)] double w2, [Range(3, 5)] double h2)
+		{
+			bool result = new Size (w1, h1).GetHashCode () == new Size (w2, h2).GetHashCode ();
+
+			if (w1 == w2 && h1 == h2)
+				Assert.True (result);
+			else
+				Assert.False (result);
+		}
+
+		[Test]
+		public void Equality ()
+		{
+			Assert.False (new Size ().Equals (null));
+			Assert.False (new Size ().Equals ("Size"));
+			Assert.True (new Size (2, 3).Equals (new Size (2, 3)));
+
+			Assert.True (new Size (2, 3) == new Size (2, 3));
+			Assert.True (new Size (2, 3) != new Size (3, 2));
+		}
+
+		[Test]
+		[TestCase(0, 0, ExpectedResult = "{Width=0 Height=0}")]
+		[TestCase(1, 5, ExpectedResult = "{Width=1 Height=5}")]
+		public string TestToString (double w, double h)
+		{
+			return new Size (w, h).ToString ();
+		}
+
+		[Test]
+		public void MultiplyByScalar ([Range (12, 15)] int w, [Range (12, 15)] int h, [Values (0.0, 2.0, 7.0, 0.25)] double scalar)
+		{
+			var size = new Size (w, h);
+			var result = size * scalar;
+
+			Assert.AreEqual (w * scalar, result.Width);
+			Assert.AreEqual (h * scalar, result.Height);
+		}
+	}
+}