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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Moq;
using XenAPI;

namespace XenAdminTests.UnitTests.UnitTestHelper.MockObjectBuilders
{
    public class MockPoolOfVersionedHosts : MockObjectBuilder
    {
        private string PlatformVersion { get; set; }
        private string ProductVersion { get; set; }
        private int HostsInPool{ get; set;}
        private const string masterRef = "masterOpaqueRef";
        private const string slaveOpaqueRefStem = "slaveOpaqueRef";

        public MockPoolOfVersionedHosts(MockObjectManager manager, string connectionId, string platformVersion, string productVersion, int hostsInPool)
            : base(manager, connectionId)
        {
            PlatformVersion = platformVersion;
            ProductVersion = productVersion;
            HostsInPool = hostsInPool;
        }

        public override Type MockedType
        {
            get { return typeof (Pool); }
        }

        public override Mock BuildObject()
        {
            Mock<Pool> pool = ObjectManager.NewXenObject<Pool>(ConnectionId);
            Mock<Host> master = CreateHost();
            master.Object.opaque_ref = masterRef;
            ObjectManager.MockConnectionFor(ConnectionId).Setup(c => c.Resolve(new XenRef<Host>(masterRef))).Returns(
                master.Object);
            pool.Setup(p => p.master).Returns(new XenRef<Host>(masterRef));

            for (int i = 0; i < HostsInPool - 1; i++ )
            {
                Mock<Host> host = ObjectManager.NewXenObject<Host>(ConnectionId);
                host.Object.opaque_ref = String.Concat(slaveOpaqueRefStem, i);
            }

            return pool;
        }

        private Mock<Host> CreateHost()
        {
            Mock<Host> host = ObjectManager.NewXenObject<Host>(ConnectionId);
            host.Setup(h => h.ProductVersion()).Returns(ProductVersion);
            host.Setup(h => h.PlatformVersion()).Returns(PlatformVersion);
            return host;
        }

    }
}
