public async Task HandleAsync_succeeds_and_calls_next_handler_when_request_is_valid()
{
var request = new Request();
Mock.Get(_validatorFirst)
.Setup(v => v.ValidateAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(Result.Ok(true));
Mock.Get(_validatorSecond)
.Setup(v => v.ValidateAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(Result.Ok(true));
Mock.Get(_handler)
.Setup(v => v.HandleAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(Result.Ok());
var result = await _sut.HandleAsync(request);
result.Should().NotBeNull();
result.Match(unit => true, error => false).Should().Be(true);
Mock.Get(_validatorFirst)
.Verify(v => v.ValidateAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()), Times.Once());
Mock.Get(_validatorSecond)
.Verify(v => v.ValidateAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()), Times.Once());
Mock.Get(_handler)
.Verify(v => v.HandleAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()), Times.Once());
}
public async Task HandleAsync_succeeds_when_request_has_no_validators()
{
var request = new Request();
var sut = new ValidationHandler <Request, Unit>(
Enumerable.Empty <IValidator <Request> >(),
_settings,
_handler
);
Mock.Get(_handler)
.Setup(v => v.HandleAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(Result.Ok());
var result = await sut.HandleAsync(request);
result.Should().NotBeNull();
result.Match(unit => true, error => false).Should().Be(true);
Mock.Get(_handler)
.Verify(v => v.HandleAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()), Times.Once());
}
public async Task HandleAsync_returns_AggregateError_when_stop_on_failure_is_disabled()
{
var request = new Request();
var sut = new ValidationHandler <Request, Unit>(
new[] { _validatorFirst, _validatorSecond },
new ValidationHandlerSettings {
StopOnFailure = false
},
_handler
);
Mock.Get(_validatorFirst)
.Setup(v => v.ValidateAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(Result.Fail <bool>(new Error(String.Empty)));
Mock.Get(_validatorSecond)
.Setup(v => v.ValidateAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(Result.Fail <bool>(new Error(String.Empty)));
Mock.Get(_handler)
.Setup(v => v.HandleAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(Result.Ok());
var result = await sut.HandleAsync(request);
result.Should().NotBeNull();
result.Match <bool?>(unit => null, error => error.GetType() == typeof(AggregateError)).Should().Be(true);
Mock.Get(_validatorFirst)
.Verify(v => v.ValidateAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()), Times.Once());
Mock.Get(_validatorSecond)
.Verify(v => v.ValidateAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()), Times.Once());
Mock.Get(_handler)
.Verify(v => v.HandleAsync(It.IsAny <Request>(), It.IsAny <CancellationToken>()), Times.Never());
}
