public static void Log(Fixture fixture)
        {
            var path = GetPath(fixture);

            if (!Directory.Exists(path))
            {
                Directory.CreateDirectory(path);
            }

            var sequence     = fixture.Sequence;
            var filename     = sequence + ".json";
            var fullFilename = Path.Combine(path, filename);

            if (!File.Exists(fullFilename))
            {
                var json = FixtureHelper.ToJson(fixture);
                System.IO.File.WriteAllText(fullFilename, json);
            }
        }