/src/NUnit/interfaces/Filters/OrFilter.cs

// ****************************************************************

// Copyright 2007, Charlie Poole

// This is free software licensed under the NUnit license. You may

// obtain a copy of the license at http://nunit.org

// ****************************************************************

using System;

using System.Collections;



namespace NUnit.Core.Filters

{

	/// <summary>

	/// Combines multiple filters so that a test must pass one 

	/// of them in order to pass this filter.

	/// </summary>

	[Serializable]

	public class OrFilter : TestFilter

	{

		private ArrayList filters = new ArrayList();



		/// <summary>

		/// Constructs an empty OrFilter

		/// </summary>

		public OrFilter() { }



		/// <summary>

		/// Constructs an AndFilter from an array of filters

		/// </summary>

		/// <param name="filters"></param>

		public OrFilter( params ITestFilter[] filters )

		{

			this.filters.AddRange( filters );

		}



		/// <summary>

		/// Adds a filter to the list of filters

		/// </summary>

		/// <param name="filter">The filter to be added</param>

		public void Add( ITestFilter filter )

		{

			this.filters.Add( filter );

		}



		/// <summary>

		/// Return an array of the composing filters

		/// </summary>

		public ITestFilter[] Filters

		{

			get

			{

				return (ITestFilter[])filters.ToArray(typeof(ITestFilter));

			}

		}



		/// <summary>

		/// Checks whether the OrFilter is matched by a test

		/// </summary>

		/// <param name="test">The test to be matched</param>

		/// <returns>True if any of the component filters pass, otherwise false</returns>

		public override bool Pass( ITest test )

		{

			foreach( ITestFilter filter in filters )

				if ( filter.Pass( test ) )

					return true;



			return false;

		}



		/// <summary>

		/// Checks whether the OrFilter is matched by a test

		/// </summary>

		/// <param name="test">The test to be matched</param>

		/// <returns>True if any of the component filters match, otherwise false</returns>

		public override bool Match( ITest test )

		{

			foreach( ITestFilter filter in filters )

				if ( filter.Match( test ) )

					return true;



			return false;

		}

	}

}