//  This file (WarFoundryXmlLimitParserTest.cs) is a part of the IBBoard.WarFoundry.API.Tests project and is copyright 2010 IBBoard
// 
//  // The file and the library/program it is in are licensed and distributed, without warranty, under the GNU Affero GPL license, either version 3 of the License or (at your option) any later version. Please see COPYING for more information and the full license.
using System.IO;
using System.Xml;
using NUnit.Framework;
using IBBoard.Limits;
using IBBoard.IO;
namespace IBBoard.WarFoundry.API.Factories.Xml
{
	[TestFixture()]
	public class WarFoundryXmlLimitParserTest
	{
		[Test()]
		public void TestCompositeMaxLimit()
		{
			XmlElement document = SingleXmlObjectLoader.CreateDocumentElementFromFile(new FileInfo("testdata/limits/composite-max-limit.xml"));
			XmlElement limitElem = WarFoundryXmlFactoryUtils.SelectSingleElement(document, "//race:maxLimit/*");
			WarFoundryXmlLimitParser parser = new WarFoundryXmlLimitParser();
			ILimit limit = parser.GetLimitFromElement(limitElem);
			Assert.That(limit, Is.InstanceOf(typeof(CompositeMaximumLimit)));
			Assert.That(limit.GetLimit(1), Is.EqualTo(5));
			Assert.That(limit.GetLimit(5), Is.EqualTo(5));
			Assert.That(limit.GetLimit(10), Is.EqualTo(10));
			Assert.That(limit.GetLimit(20), Is.EqualTo(10));
		}
		
		[Test()]
		public void TestCompositeMinLimit()
		{
			XmlElement document = SingleXmlObjectLoader.CreateDocumentElementFromFile(new FileInfo("testdata/limits/composite-min-limit.xml"));
			XmlElement limitElem = WarFoundryXmlFactoryUtils.SelectSingleElement(document, "//race:maxLimit/*");
			WarFoundryXmlLimitParser parser = new WarFoundryXmlLimitParser();
			ILimit limit = parser.GetLimitFromElement(limitElem);
			Assert.That(limit, Is.InstanceOf(typeof(CompositeMinimumLimit)));
			Assert.That(limit.GetLimit(1), Is.EqualTo(1));
			Assert.That(limit.GetLimit(5), Is.EqualTo(5));
			Assert.That(limit.GetLimit(10), Is.EqualTo(5));
			Assert.That(limit.GetLimit(20), Is.EqualTo(5));
		}

		[Test()]
		public void TestNestedCompositeLimit()
		{
			XmlElement document = SingleXmlObjectLoader.CreateDocumentElementFromFile(new FileInfo("testdata/limits/composite-max-limit-nested.xml"));
			XmlElement limitElem = WarFoundryXmlFactoryUtils.SelectSingleElement(document, "//race:maxLimit/*");
			WarFoundryXmlLimitParser parser = new WarFoundryXmlLimitParser();
			ILimit limit = parser.GetLimitFromElement(limitElem);
			Assert.That(limit, Is.InstanceOf(typeof(CompositeMaximumLimit)));
			Assert.That(limit.GetLimit(1), Is.EqualTo(5));
			Assert.That(limit.GetLimit(5), Is.EqualTo(5));
			Assert.That(limit.GetLimit(10), Is.EqualTo(5));
		}
		
		[Test()]
		[ExpectedException(typeof(InvalidFileException))]
		public void TestEmptyCompositeFailsValidation()
		{
			SingleXmlObjectLoader.CreateDocumentElementFromFile(new FileInfo("testdata/limits/empty-composite.xml"));
		}
		
		[Test()]
		public void TestAbsoluteLimit()
		{
			XmlElement document = SingleXmlObjectLoader.CreateDocumentElementFromFile(new FileInfo("testdata/limits/absolute-limit.xml"));
			XmlElement limitElem = WarFoundryXmlFactoryUtils.SelectSingleElement(document, "//race:maxLimit/*");
			WarFoundryXmlLimitParser parser = new WarFoundryXmlLimitParser();
			ILimit limit = parser.GetLimitFromElement(limitElem);
			Assert.That(limit, Is.InstanceOf(typeof(AbsoluteNumericLimit)));
			Assert.That(limit.GetLimit(1), Is.EqualTo(5));
			Assert.That(limit.GetLimit(5), Is.EqualTo(5));
			Assert.That(limit.GetLimit(10), Is.EqualTo(5));
		}
	}
}