public void collecting_TryValidate_has_guard_clause_against_null_validationResultCollector()
{
object instance = "foo";
Action action = () => ObjectValidator.TryValidate(instance, validationResultCollector: null);
action.Should().Throw <ArgumentNullException>().Which.ParamName.Should().Be("validationResultCollector");
}
public void given_null_argument_then_TryValidate_succeeds()
{
object instance = null;
bool successful = ObjectValidator.TryValidate(instance, out ValidationResult validationResult);
successful.Should().BeTrue();
validationResult.Should().Be(ValidationResult.Success);
}
public void given_valid_object_then_TryValidate_succeeds()
{
var instance = new RootObject();
bool successful = ObjectValidator.TryValidate(instance, out ValidationResult validationResult);
successful.Should().BeTrue();
validationResult.Should().Be(ValidationResult.Success);
}
public void given_null_argument_then_collecting_TryValidate_succeeds()
{
object instance = null;
ICollector collector = Mock.Of <ICollector>();
bool successful = ObjectValidator.TryValidate(instance, collector.Collect);
successful.Should().BeTrue();
Mock.Get(collector)
.Verify(x => x.Collect(It.IsAny <ValidationResult>()), Times.Never());
}
public void given_root_has_invalid_property_then_collecting_TryValidate_fails()
{
var instance = new RootObject
{
Int32Property = -1,
};
var validationResults = new List <ValidationResult>();
bool successful = ObjectValidator.TryValidate(instance, validationResults.Add);
successful.Should().BeFalse();
validationResults.Should().ContainSingle().Which.MemberNames.Should().BeEquivalentTo("Int32Property");
}
public void given_root_has_invalid_property_then_TryValidate_fails()
{
var instance = new RootObject
{
Int32Property = -1,
};
bool successful = ObjectValidator.TryValidate(instance, out ValidationResult validationResult);
successful.Should().BeFalse();
validationResult.Should().NotBe(ValidationResult.Success);
validationResult.MemberNames.Should().BeEquivalentTo("Int32Property");
}