public async Task Should_not_add_error_if_value_is_allowed()
{
var sut = new AllowedValuesValidator <int>(100, 200);
await sut.ValidateAsync(100, errors);
Assert.Empty(errors);
}
public async Task Should_add_error_if_value_is_not_allowed()
{
var sut = new AllowedValuesValidator <int>(100, 200);
await sut.ValidateAsync(50, errors);
errors.ShouldBeEquivalentTo(
new[] { "<FIELD> is not an allowed value." });
}