public async Task DoesValidatorAllowCorrectCancelSubscriptionCommand()
{
var context = new FakeDbContext();
var validator = new CancelSubscriptionCommandValidator(context);
var request = new CancelSubscriptionCommand(MockData.ExistingSubscriberId, "DebugMessageService");
var result = await validator.ValidateAsync(request, CancellationToken.None);
result.IsValid.Should().BeTrue();
result.Errors.Should().HaveCount(0);
}
public async Task DoesValidatorPreventFromCancellingNonExistingSubscription()
{
var context = new FakeDbContext();
var validator = new CancelSubscriptionCommandValidator(context);
var request = new CancelSubscriptionCommand("non-existing-subscriber", "DebugMessageService");
var result = await validator.ValidateAsync(request, CancellationToken.None);
result.IsValid.Should().BeFalse();
result.Errors.Should().HaveCount(1).And.Contain(x => x.ErrorCode == "AsyncPredicateValidator" && x.ErrorMessage == "Mentioned subscriber must already exist.");
}
public async Task ShouldCancelSubscriptionCorrectly()
{
var context = new FakeDbContext();
var handler = new CancelSubscriptionCommandHandler(context);
var request = new CancelSubscriptionCommand(MockData.ExistingSubscriberId, "DebugMessageService");
await handler.Handle(request, CancellationToken.None);
context.Subscribers.Should().NotContain(x => x.Id == MockData.ExistingSubscriberId & x.Platform == "DebugMessageService");
}
