external/rx/Rx/NET/Source/Microsoft.Reactive.Testing/ITestObserver.cs


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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.

using System;
using System.Collections.Generic;
using System.Reactive;

namespace Microsoft.Reactive.Testing
{
    /// <summary>
    /// Observer that records received notification messages and timestamps those.
    /// </summary>
    /// <typeparam name="T">The type of the elements in the sequence.</typeparam>
    public interface ITestableObserver<T> : IObserver<T>
    {
        /// <summary>
        /// Gets recorded timestamped notification messages received by the observer.
        /// </summary>
        IList<Recorded<Notification<T>>> Messages { get; }
    }
}