public void TryParseReturnsExpectedResultWhenValueIsWellFormed()
        {
            var value  = _knownValues[new Random().Next(0, _knownValues.Length)];
            var result = NumberedRoadNumber.TryParse(value, out var parsed);

            Assert.True(result);
            Assert.Equal(value, parsed.ToString());
        }
        public void TryParseReturnsExpectedResultWhenValueIsNot8CharactersLong()
        {
            var value =
                new Generator <string>(_fixture)
                .First(candidate => candidate.Length != 8);

            var result = NumberedRoadNumber.TryParse(value, out var parsed);

            Assert.False(result);
            Assert.Equal(default, parsed);
 public void TryParseValueCanNotBeNull()
 {
     Assert.Throws <ArgumentNullException>(() => NumberedRoadNumber.TryParse(null, out _));
 }