public async Task ItShouldRequestSnapshotAfterUpdate()
{
await this.DatabaseTestAsync(async testDatabase =>
{
var trackingDatabase = new TrackingConnectionFactory(testDatabase);
this.target = new UpdateBlogSubscriptionsDbStatement(trackingDatabase, this.requestSnapshot);
await this.CreateDataAsync(testDatabase);
await testDatabase.TakeSnapshotAsync();
this.requestSnapshot.VerifyConnectionDisposed(trackingDatabase);
await this.target.ExecuteAsync(UserId, Blog3Id, AcceptedBlog3Subscriptions1, Now);
this.requestSnapshot.VerifyCalledWith(UserId, SnapshotType.SubscriberChannels);
var expectedResults =
AcceptedBlog3Subscriptions1.Select(
v => new ChannelSubscription(
v.ChannelId.Value,
null,
UserId.Value,
null,
v.AcceptedPrice.Value,
Now,
SubscriptionStartDate)).ToList();
return(new ExpectedSideEffects {
Updates = expectedResults
});
});
}
public async Task WhenTheSubscriptionHasNotChanged_ItShouldUpdatePriceLastAcceptedDate()
{
await this.DatabaseTestAsync(async testDatabase =>
{
this.target = new UpdateBlogSubscriptionsDbStatement(testDatabase, this.requestSnapshot);
await this.CreateDataAsync(testDatabase);
await testDatabase.TakeSnapshotAsync();
await this.target.ExecuteAsync(UserId, Blog3Id, AcceptedBlog3Subscriptions1, Now);
var expectedResults =
AcceptedBlog3Subscriptions1.Select(
v => new ChannelSubscription(
v.ChannelId.Value,
null,
UserId.Value,
null,
v.AcceptedPrice.Value,
Now,
SubscriptionStartDate)).ToList();
return(new ExpectedSideEffects {
Updates = expectedResults
});
});
}
public async Task ItShouldBeIdempotent()
{
await this.DatabaseTestAsync(async testDatabase =>
{
this.target = new UpdateBlogSubscriptionsDbStatement(testDatabase, this.requestSnapshot);
await this.CreateDataAsync(testDatabase);
await this.target.ExecuteAsync(UserId, Blog3Id, AcceptedBlog3Subscriptions1, Now);
await testDatabase.TakeSnapshotAsync();
await this.target.ExecuteAsync(UserId, Blog3Id, AcceptedBlog3Subscriptions1, Now);
return(ExpectedSideEffects.None);
});
}
public async Task WhenTheSubscriptionHasChangedChanged_ItShouldUpdateTheSubscription()
{
await this.DatabaseTestAsync(async testDatabase =>
{
this.target = new UpdateBlogSubscriptionsDbStatement(testDatabase, this.requestSnapshot);
await this.CreateDataAsync(testDatabase);
await testDatabase.TakeSnapshotAsync();
await this.target.ExecuteAsync(UserId, Blog3Id, AcceptedBlog3Subscriptions2, Now);
var expectedUpdate = new ChannelSubscription(
AcceptedBlog3Subscriptions2[0].ChannelId.Value,
null,
UserId.Value,
null,
AcceptedBlog3Subscriptions2[0].AcceptedPrice.Value,
Now,
SubscriptionStartDate);
var expectedInsert = new ChannelSubscription(
AcceptedBlog3Subscriptions2[1].ChannelId.Value,
null,
UserId.Value,
null,
AcceptedBlog3Subscriptions2[1].AcceptedPrice.Value,
Now,
Now);
var expectedDelete = new ChannelSubscription(
AcceptedBlog3Subscriptions1[1].ChannelId.Value,
null,
UserId.Value,
null,
AcceptedBlog3Subscriptions1[1].AcceptedPrice.Value,
PriceLastAcceptedDate,
SubscriptionStartDate);
return(new ExpectedSideEffects
{
Update = expectedUpdate,
Insert = expectedInsert,
Delete = expectedDelete
});
});
}
public async Task ItShouldNotUpdateIfSnapshotFails()
{
await this.DatabaseTestAsync(async testDatabase =>
{
this.target = new UpdateBlogSubscriptionsDbStatement(testDatabase, this.requestSnapshot);
await this.CreateDataAsync(testDatabase);
await testDatabase.TakeSnapshotAsync();
this.requestSnapshot.ThrowException();
await ExpectedException.AssertExceptionAsync <SnapshotException>(
() => this.target.ExecuteAsync(UserId, Blog3Id, AcceptedBlog3Subscriptions1, Now));
return(ExpectedSideEffects.TransactionAborted);
});
}
public void TestInitialize()
{
this.requestSnapshot = new MockRequestSnapshotService();
this.target = new UpdateBlogSubscriptionsDbStatement(new Mock <IFifthweekDbConnectionFactory>(MockBehavior.Strict).Object, this.requestSnapshot);
}
