Interface for test clients.

ITestClient.cs

namespace Mjunit
{
    public interface ITestClient
    {
        void OnTestRunStart(object sender, 
            TestRunEventHandlerArgs args);

        void OnSingleTestComplete(object sender, 
            TestRunEventHandlerArgs args);

        void OnTestRunComplete(object sender, 
            TestRunEventHandlerArgs args);
    }
}