test/System.Web.Mvc.Test/Util/AnonymousObject.cs


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

using System;
using System.Collections.Generic;
using System.Linq;

namespace Microsoft.Web.UnitTestUtil
{
    public static class AnonymousObject
    {
        public static string Inspect(object obj)
        {
            if (obj == null)
            {
                return "(null)";
            }

            object[] args = Enumerable.Empty<Object>().ToArray();
            IEnumerable<string> values = obj.GetType()
                .GetProperties()
                .Select(prop => String.Format("{0}: {1}", prop.Name, prop.GetValue(obj, args)));

            if (!values.Any())
            {
                return "(no properties)";
            }

            return "{ " + values.Aggregate((left, right) => left + ", " + right) + " }";
        }
    }
}