A data object that generates property change notifications and can be used for rich data binding to test results. Does keep a reference to all results.
Inheritance: PropertyChangedBase
        /// <summary>
        /// Initializes a new instance of the DataManager type.
        /// </summary>
        /// <param name="harness">The unit test harness instance.</param>
        private DataManager(UnitTestHarness harness)
        {
            _d = new TestRunData(harness);
            _h = harness;

            _assemblyData = new Dictionary<IAssembly, TestAssemblyData>(2);
            _classData = new Dictionary<ITestClass, TestClassData>(50);
            _methodData = new Dictionary<ITestMethod, TestMethodData>(300);
        }