public static async Task ThenWePublish(
this Func <Task> funk,
Mock <IFeaturesAggregate> featuresAggregate,
Mock <IPathsAggregate> pathsAggregate,
UpdateFeatureCommand command)
{
await funk();
featuresAggregate.Verify(_ => _.Publish(
It.Is <FeatureUpdatedEvent>(e => e.NewName.Equals(
command.NewName,
StringComparison.InvariantCultureIgnoreCase))),
Times.Once);
pathsAggregate.Verify(_ => _.Publish(
It.Is <PathRemovedEvent>(e => e.Path.Equals(
command.Path,
StringComparison.InvariantCultureIgnoreCase))),
Times.Once);
pathsAggregate.Verify(_ => _.Publish(
It.Is <PathCreatedEvent>(e => e.Path.Equals(
command.NewPath,
StringComparison.InvariantCultureIgnoreCase))),
Times.Once);
}
public void GivenACommandIsNUll_WhenValidating_ThenWeThrow()
{
UpdateFeatureCommand command = null;
command
.WhenValidating()
.ThenExceptionIsThrown <ArgumentValidationException>();
}
public async Task GivenAnInvalidCommand_WhenCreatingAFeature_ThenWeThrow()
{
var featuresAggregate = this.GivenIFeaturesAggregate()
.WithPublishing();
var pathsAggregate = this.GivenIPathsAggregate()
.WithPublishing();
var command = new UpdateFeatureCommand
{
UpdatedBy = "meeee",
Path = "let/me/show/you",
};
await this.GivenCommandHandler(featuresAggregate.Object, pathsAggregate.Object)
.WhenCreatingAFeature(command)
.ThenExceptionIsThrown <ArgumentValidationException>();
}
public async Task GivenAValidCommand_WhenCreatingAFeature_ThenWePublishPathAndFeature()
{
var featuresAggregate = this.GivenIFeaturesAggregate();
var pathsAggregate = this.GivenIPathsAggregate();
var command = new UpdateFeatureCommand
{
UpdatedBy = "meeee",
Name = "bob",
Path = "let/me/show/you",
NewName = "new",
NewPath = "road",
};
await this.GivenCommandHandler(featuresAggregate.Object, pathsAggregate.Object)
.WhenCreatingAFeature(command)
.ThenWePublish(featuresAggregate, pathsAggregate, command);
}
public async Task GivenACommand_WhenCreatingAFeatureThrowsInPaths_ThenWeThrow()
{
var featuresAggregate = this.GivenIFeaturesAggregate()
.WithPublishing();
var pathsAggregate = this.GivenIPathsAggregate()
.WithPublishingThrows <ArgumentNullException>();
var command = new UpdateFeatureCommand
{
UpdatedBy = "meeee",
Name = "bob",
Path = "let/me/show/you",
NewName = "new",
NewPath = "road",
};
await this.GivenCommandHandler(featuresAggregate.Object, pathsAggregate.Object)
.WhenCreatingAFeature(command)
.ThenExceptionIsThrown <ArgumentNullException>();
}
public static Func <Task> WhenCreatingAFeature(
this IHandleCommand <UpdateFeatureCommand> handler,
UpdateFeatureCommand command)
{
return(() => handler.Handle(command));
}
public static void ThenWeGetAFeatureUpdatedEvent(this Func <FeatureUpdatedEvent> featFunc, UpdateFeatureCommand command, ISystemClock clock)
{
var feat = featFunc();
feat.UpdatedBy.Should().Be(command.UpdatedBy);
feat.UpdatedOn.Should().Be(clock.UtcNow);
feat.Name.Should().Be(command.Name);
feat.Path.Should().Be(command.Path);
}
public static void ThenWeGetAPathRemovedEvent(this Func <PathRemovedEvent> pathFunc, UpdateFeatureCommand command, ISystemClock clock)
{
var paths = pathFunc();
paths.RemovedBy.Should().Be(command.UpdatedBy);
paths.RemovedOn.Should().Be(clock.UtcNow);
paths.FeatureRemoved.Should().Be(command.Name);
}
public static Func <PathCreatedEvent> WhenExtractingPathCreatedEvent(this UpdateFeatureCommand command, ISystemClock clock)
{
return(() => command.ExtractPathCreatedEvent(clock));
}
public static Action WhenValidating(this UpdateFeatureCommand command)
{
return(() => command.Validate());
}
public async Task <ActionResult> Update([FromBody] UpdateFeatureCommand command)
{
return(Ok(await _mediator.Send(command)));
}
