public void MatchesRegex_When_Argument_Does_Not_Match_Should_Throw()
{
var expression = @"\s+";
var ex = Assert.Throws <ArgumentException>(() => Invariant.MatchesRegex("a", expression, PARAMETER_NAME));
Assert.AreEqual($"Argument '{PARAMETER_NAME}' must match regular expression {expression}.", ex.Message);
}
public void MatchesRegex_When_Argument_Matches_Should_Not_Throw()
{
var expression = @"\s+";
Assert.DoesNotThrow(() => Invariant.MatchesRegex(" ", expression, PARAMETER_NAME));
}
public void MatchesRegex_When_Argument_Is_Null_Should_Throw_NullReferenceException()
{
Assert.Throws <ArgumentNullException>(() => Invariant.MatchesRegex(null, @"\s+", PARAMETER_NAME));
}
