//
// Unit tests for UIEdgeInsets
//
// Authors:
//	Sebastien Pouliot <sebastien@xamarin.com>
//
// Copyright 2013 Xamarin Inc. All rights reserved.
//

using System;
using System.Drawing;
#if XAMCORE_2_0
using Foundation;
using UIKit;
#else
using MonoTouch.Foundation;
using MonoTouch.UIKit;
#endif
using NUnit.Framework;

#if XAMCORE_2_0
using RectangleF=CoreGraphics.CGRect;
using SizeF=CoreGraphics.CGSize;
using PointF=CoreGraphics.CGPoint;
#else
using nfloat=global::System.Single;
using nint=global::System.Int32;
using nuint=global::System.UInt32;
#endif

namespace MonoTouchFixtures.UIKit {

	[TestFixture]
	[Preserve (AllMembers = true)]
	public class EdgeInsetsTest {

		[Test]
		public void FromString_Null ()
		{
			var e = UIEdgeInsets.FromString (null);
			Assert.That (e, Is.EqualTo (UIEdgeInsets.Zero), "roundtrip");
		}

		[Test]
		public void ToFromString_Zero ()
		{
			string s = UIEdgeInsets.Zero.ToString ();
			var e = UIEdgeInsets.FromString (s);
			Assert.That (e, Is.EqualTo (UIEdgeInsets.Zero), "roundtrip");
		}

		[Test]
		public void InsetRect_Zero ()
		{
			var r = UIEdgeInsets.Zero.InsetRect (RectangleF.Empty);
			Assert.That (r, Is.EqualTo (RectangleF.Empty), "InsetRect");
		}

		[Test]
		public void InsetRect ()
		{
			var i = new UIEdgeInsets (10, 20, 30, 40);
			var r = new RectangleF (1, 2, 3, 4);
			r = i.InsetRect (r);
			Assert.That (r.X, Is.EqualTo ((nfloat) 21f), "X");
			Assert.That (r.Y, Is.EqualTo ((nfloat) 12f), "Y");
			Assert.That (r.Width, Is.EqualTo ((nfloat) (-57f)), "Width");
			Assert.That (r.Height, Is.EqualTo ((nfloat) (-36f)), "Height");

			Assert.False (i.Equals (UIEdgeInsets.Zero), "Equals(UIEdgeInsets)");
			Assert.False (UIEdgeInsets.Zero.Equals ((object) i), "Equals(object)");
		}
	}
}