using System.Collections.Generic;
using System.Linq;
using NUnit.Framework;
using ShareeBike.Model.Connector.Filter;

namespace SharedBusinessLogic.Tests.Fixtures.ObjectTests.Connector.Filter
{
	[TestFixture]
	public class TestIntersectFilter
	{
		[Test]
		public void TestDoFilter_Null()
		{
			var filter = new IntersectGroupFilter(new List<string> { "Tonk" });

			Assert.That(filter.DoFilter(null).Count(), Is.EqualTo(1));
			Assert.That(
				filter.DoFilter(null).ToArray()[0], Is.EqualTo("Tonk"),
				"Do not apply filtering when null is passed as argement (null-filter).");
		}

		[Test]
		public void TestDoFilter_Empty()
		{
			var filter = new IntersectGroupFilter(new List<string> { "Tonk" });

			Assert.That(filter.DoFilter(new List<string>()).Count(), Is.EqualTo(0));
		}

		[Test]
		public void TestDoFilter()
		{
			var filter = new IntersectGroupFilter(new List<string> { "FR_001", "FR_009" });

			Assert.That(filter.DoFilter(new List<string> { "FR_001", "FR_007" }).Count(), Is.EqualTo(1));
			Assert.That(filter.DoFilter(new List<string> { "FR_001", "FR_007" }).ToArray()[0], Is.EqualTo("FR_001"));
		}
	}
}