public async void UpdatingABadgerWithTheSameNameDoesNotCallUpdate()
{
var findBadgerByIdQuery = Substitute.For <IFindBadgerByIdQuery>();
findBadgerByIdQuery
.FindById(_badger.Id)
.Returns(_badger);
var updateBadgerNameCommand = Substitute.For <IUpdateBadgerNameCommand>();
var validator = Substitute.For <IBadgerNameValidator>();
validator
.IsValid(Arg.Any <string>())
.Returns(BadgerNameValidatorResult.Success);
var service = new ChangeBadgerNameService(findBadgerByIdQuery, updateBadgerNameCommand, validator);
var result = await service.ChangeName(_badger.Id, "Boris");
await updateBadgerNameCommand.Received(0).Update(Arg.Any <Badger>());
Assert.That(result.Status, Is.EqualTo(ChangeNameStatus.Ok));
Assert.That(result.UpdatedBadger.Name, Is.EqualTo("Boris"));
}
public async void UpdatingABadgerWithANameThatIsTooLongReturnsStatusNameTooLong()
{
var validator = Substitute.For <IBadgerNameValidator>();
validator
.IsValid(Arg.Any <string>())
.Returns(BadgerNameValidatorResult.NameTooLong);
var service = new ChangeBadgerNameService(null, null, validator);
var result = await service.ChangeName(_badger.Id, "Ash");
Assert.That(result.Status, Is.EqualTo(ChangeNameStatus.NameTooLong));
}
public async void UpdatingABadgerThatDoesNotExistReturnsStatusBadgerNotFound()
{
var findBadgerByIdQuery = Substitute.For <IFindBadgerByIdQuery>();
findBadgerByIdQuery
.FindById(Arg.Any <Guid>())
.Returns(Task.FromResult <Badger>(null));
var validator = Substitute.For <IBadgerNameValidator>();
validator
.IsValid(Arg.Any <string>())
.Returns(BadgerNameValidatorResult.Success);
var service = new ChangeBadgerNameService(findBadgerByIdQuery, Substitute.For <IUpdateBadgerNameCommand>(), validator);
var result = await service.ChangeName(_badger.Id, "Brock");
Assert.That(result.Status, Is.EqualTo(ChangeNameStatus.BadgerNotFound));
}
public void QueryDatabaseError()
{
var findBadgerByIdQuery = Substitute.For <IFindBadgerByIdQuery>();
findBadgerByIdQuery
.FindById(Arg.Any <Guid>())
.Throws(new Exception("Badgers broke the database"));
var updateBadgerNameCommand = Substitute.For <IUpdateBadgerNameCommand>();
var validator = Substitute.For <IBadgerNameValidator>();
validator
.IsValid(Arg.Any <string>())
.Returns(BadgerNameValidatorResult.Success);
var service = new ChangeBadgerNameService(findBadgerByIdQuery, updateBadgerNameCommand, validator);
Assert.That(async() => await service.ChangeName(_badger.Id, "Brock"),
Throws.Exception.With.Message.EqualTo("Badgers broke the database"));
}
