public async Task Delete_deletes_Memento_entity()
{
// Arrange
var sourceId = Guid.NewGuid();
var memento = new FakeUserMemento();
var sut = new SqlMementoStore(
() => new MementoStoreDbContext(_dbContextOptions),
new JsonMessageSerializer());
await sut.Save <FakeUser>(sourceId, memento, default);
// Act
await sut.Delete <FakeUser>(sourceId, default);
// Assert
using (var db = new MementoStoreDbContext(_dbContextOptions))
{
bool actual = await db
.Mementoes
.Where(m => m.AggregateId == sourceId)
.AnyAsync();
actual.Should().BeFalse();
}
}
public async Task Save_inserts_Memento_entity_correctly()
{
// Arrange
var sourceId = Guid.NewGuid();
var memento = new FakeUserMemento();
var serializer = new JsonMessageSerializer();
var sut = new SqlMementoStore(
() => new MementoStoreDbContext(_dbContextOptions),
serializer);
// Act
await sut.Save <FakeUser>(sourceId, memento, default);
// Assert
using (var db = new MementoStoreDbContext(_dbContextOptions))
{
Memento actual = await db
.Mementoes
.AsNoTracking()
.Where(m => m.AggregateId == sourceId)
.SingleOrDefaultAsync();
actual.Should().NotBeNull();
object restored = serializer.Deserialize(actual.MementoJson);
restored.Should().BeOfType <FakeUserMemento>();
restored.ShouldBeEquivalentTo(memento);
}
}
public async Task Find_returns_null_if_not_exists()
{
var sourceId = Guid.NewGuid();
var sut = new SqlMementoStore(
() => new MementoStoreDbContext(_dbContextOptions),
new JsonMessageSerializer());
IMemento actual = await sut.Find <FakeUser>(sourceId, default);
actual.Should().BeNull();
}
public void Delete_does_not_fail_even_if_Memento_entity_does_not_exist()
{
// Arrange
var sourceId = Guid.NewGuid();
var sut = new SqlMementoStore(
() => new MementoStoreDbContext(_dbContextOptions),
new JsonMessageSerializer());
// Act
Func <Task> action = () => sut.Delete <FakeUser>(sourceId, default);
// Assert
action.ShouldNotThrow();
}
public void TestInitialize()
{
_fixture = new Fixture().Customize(new AutoMoqCustomization());
_fixture.Inject <Func <MementoStoreDbContext> >(() => new DataContext());
_serializer = new JsonMessageSerializer();
_fixture.Inject(_serializer);
_sut = new SqlMementoStore(() => new DataContext(), _serializer);
using (var db = new DataContext())
{
db.Database.Log = m => TestContext?.WriteLine(m);
db.Database.ExecuteSqlCommand("DELETE FROM Mementoes");
}
}
public async Task Save_updates_Memento_entity_if_already_exists()
{
// Arrange
var sourceId = Guid.NewGuid();
var oldMemento = new FakeUserMemento();
var newMemento = new FakeUserMemento();
var serializer = new JsonMessageSerializer();
long sequence = 0;
using (var db = new MementoStoreDbContext(_dbContextOptions))
{
var memento = new Memento
{
AggregateId = sourceId,
MementoJson = serializer.Serialize(oldMemento),
};
db.Mementoes.Add(memento);
await db.SaveChangesAsync();
sequence = memento.SequenceId;
}
var sut = new SqlMementoStore(
() => new MementoStoreDbContext(_dbContextOptions),
serializer);
// Act
await sut.Save <FakeUser>(sourceId, newMemento, default);
// Assert
using (var db = new MementoStoreDbContext(_dbContextOptions))
{
Memento actual = await db
.Mementoes
.Where(m => m.SequenceId == sequence)
.SingleOrDefaultAsync();
actual.Should().NotBeNull();
actual.AggregateId.Should().Be(sourceId);
object restored = serializer.Deserialize(actual.MementoJson);
restored.Should().BeOfType <FakeUserMemento>();
restored.ShouldBeEquivalentTo(newMemento);
}
}
public async Task Find_returns_memento_correctly()
{
// Arrange
var sourceId = Guid.NewGuid();
var memento = new FakeUserMemento();
var sut = new SqlMementoStore(
() => new MementoStoreDbContext(_dbContextOptions),
new JsonMessageSerializer());
await sut.Save <FakeUser>(sourceId, memento, default);
// Act
IMemento actual = await sut.Find <FakeUser>(sourceId, default);
// Assert
actual.Should().BeOfType <FakeUserMemento>();
actual.ShouldBeEquivalentTo(memento);
}
public SqlMementoStore_features(ITestOutputHelper output)
{
this.output = output;
fixture = new Fixture().Customize(new AutoMoqCustomization());
fixture.Inject <Func <IMementoStoreDbContext> >(() => new DataContext());
serializer = new JsonMessageSerializer();
fixture.Inject(serializer);
sut = new SqlMementoStore(() => new DataContext(), serializer);
using (var db = new DataContext())
{
db.Database.Log = output.WriteLine;
db.Database.ExecuteSqlCommand("DELETE FROM Mementoes");
}
}