public void ValidatorBase_ParseValue() { ValidatorBase.ParseValue(null).Should().BeNull(); ValidatorBase.ParseValue(string.Empty).Should().BeNullOrWhiteSpace(); var strings = new List <string> { "some-value", "some-key=some-value", " some-value ", "some-value ", " some-value", "\tsome-value", "some-value\t" }; foreach (string text in strings) { ValidatorBase.ParseValue(text).Should().Be("some-value"); } }