/// <summary>
 /// Gets a flag that determines whether internal diagnostic messages will be emitted. If the flag is not
 /// present, returns the default value (<c>false</c>).
 /// </summary>
 public static bool GetInternalDiagnosticMessagesOrDefault(this ITestFrameworkExecutionOptions executionOptions)
 {
     return(executionOptions.GetInternalDiagnosticMessages() ?? false);
 }