public async Task RemoveAsync_ExistingEntity_EntityDeleted()
{
var eventStore = _dbContext.Persons.Add(new PersonEventStore {
Id = 12
}).Entity;
eventStore.Events.Add(
new PersonEvent
{
SerializedEvent = "{\"NewName\": \"Silverback\"}",
ClrType =
"Silverback.Tests.EventSourcing.TestTypes.EntityEvents.NameChangedEvent, Silverback.EventSourcing.Tests"
});
_dbContext.SaveChanges();
var repo = new PersonDbEventStoreRepository(new EfCoreDbContext <TestDbContext>(_dbContext));
var entity = await repo.FindAsync(p => p.Id == 12);
entity.Should().NotBeNull();
await repo.RemoveAsync(entity !);
await _dbContext.SaveChangesAsync();
_dbContext.Persons.Should().BeEmpty();
_dbContext.Persons.SelectMany(s => s.Events).Should().BeEmpty();
}
public async Task FindAsync_ExistingId_EventsAppliedInRightOrder()
{
var eventStore = _dbContext.Persons.Add(new PersonEventStore {
Id = 12
}).Entity;
eventStore.Events.Add(
new PersonEvent
{
SerializedEvent = "{\"NewName\": \"Silverback\"}",
ClrType =
"Silverback.Tests.EventSourcing.TestTypes.EntityEvents.NameChangedEvent, Silverback.EventSourcing.Tests",
Timestamp = DateTime.Parse("2000-05-05", CultureInfo.InvariantCulture)
});
eventStore.Events.Add(
new PersonEvent
{
SerializedEvent = "{\"NewName\": \"Sergio\"}",
ClrType =
"Silverback.Tests.EventSourcing.TestTypes.EntityEvents.NameChangedEvent, Silverback.EventSourcing.Tests",
Timestamp = DateTime.Parse("2000-03-01", CultureInfo.InvariantCulture)
});
_dbContext.SaveChanges();
var repo = new PersonDbEventStoreRepository(new EfCoreDbContext <TestDbContext>(_dbContext));
var entity = await repo.FindAsync(p => p.Id == 12);
entity.Should().NotBeNull();
entity !.Name.Should().Be("Silverback");
}
public async Task FindAsync_EventsWithLegacySerialization_EventsApplied()
{
var eventStore = _dbContext.Persons.Add(new PersonEventStore {
Id = 12
}).Entity;
eventStore.Events.Add(
new PersonEvent
{
SerializedEvent = "{" +
"\"$type\": \"Silverback.Tests.EventSourcing.TestTypes.EntityEvents.NameChangedEvent, Silverback.EventSourcing.Tests\"," +
"\"NewName\": \"Silverback\"" +
"}"
});
eventStore.Events.Add(
new PersonEvent
{
SerializedEvent = "{" +
"\"$type\": \"Silverback.Tests.EventSourcing.TestTypes.EntityEvents.AgeChangedEvent, Silverback.EventSourcing.Tests\"," +
"\"NewAge\": 35" +
"}"
});
_dbContext.SaveChanges();
var repo = new PersonDbEventStoreRepository(new EfCoreDbContext <TestDbContext>(_dbContext));
var entity = await repo.FindAsync(p => p.Id == 12);
entity.Should().NotBeNull();
entity !.Name.Should().Be("Silverback");
entity.Age.Should().Be(35);
}
public async Task StoreAsync_ExistingEntity_NewEventsSaved()
{
var eventStore = _dbContext.Persons.Add(new PersonEventStore {
Id = 12, EntityVersion = 1
}).Entity;
eventStore.Events.Add(
new PersonEvent
{
SerializedEvent = "{\"NewName\": \"Silverback\"}",
ClrType =
"Silverback.Tests.EventSourcing.TestTypes.EntityEvents.NameChangedEvent, Silverback.EventSourcing.Tests"
});
_dbContext.SaveChanges();
var repo = new PersonDbEventStoreRepository(new EfCoreDbContext <TestDbContext>(_dbContext));
var person = await repo.FindAsync(p => p.Id == 12);
person !.ChangeName("Sergio");
person.ChangeAge(35);
await repo.StoreAsync(person);
await _dbContext.SaveChangesAsync();
_dbContext.Persons.Should().HaveCount(1);
_dbContext.Persons.First().Events.Should().HaveCount(3);
}
public async Task FindAsync_NonExistingId_NullReturned()
{
var repo = new PersonDbEventStoreRepository(new EfCoreDbContext <TestDbContext>(_dbContext));
var entity = await repo.FindAsync(p => p.Id == 12);
entity.Should().BeNull();
}