public void Returns_null_if_key_value_is_null()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var entity = new Banana { P1 = 7, P2 = null };
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
Assert.Equal(EntityKey.NullEntityKey, new SimpleEntityKeyFactory<string>().Create(type, new[] { type.GetProperty("P2") }, entry));
}
public void Returns_null_if_any_value_in_the_entry_properties_is_null()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var random = new Random();
var entity = new Banana { P1 = 7, P2 = null, P3 = random };
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
Assert.Equal(EntityKey.NullEntityKey, new CompositeEntityKeyFactory().Create(type, type.GetKey().Properties, entry));
}
public void Creates_a_new_primary_key_for_key_values_in_the_given_entry()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var entity = new Banana { P1 = 7, P2 = "Ate" };
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
var key = (SimpleEntityKey<int>)new SimpleEntityKeyFactory<int>().Create(type, type.GetKey().Properties, entry);
Assert.Equal(7, key.Value);
}
public void Creates_a_new_primary_key_for_key_values_in_the_given_entry()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var random = new Random();
var entity = new Banana { P1 = 7, P2 = "Ate", P3 = random };
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
var key = (CompositeEntityKey)new CompositeEntityKeyFactory().Create(type, type.GetKey().Properties, entry);
Assert.Equal(new object[] { 7, "Ate", random }, key.Value);
}
public void Creates_a_new_key_from_current_value_when_value_not_yet_set_in_sidecar()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var entity = new Banana { P1 = 7, P2 = 77 };
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
var sidecar = new RelationshipsSnapshot(entry);
var key = (SimpleEntityKey<int>)new SimpleNullableEntityKeyFactory<int, int?>().Create(
type, new[] { type.GetProperty("P2") }, sidecar);
Assert.Equal(77, key.Value);
}
public void Creates_a_new_key_from_a_sidecar_value()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var entity = new Banana { P1 = 7, P2 = "Ate" };
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
var sidecar = new RelationshipsSnapshot(entry);
sidecar[type.GetProperty("P2")] = "Eaten";
var key = (SimpleEntityKey<string>)new SimpleEntityKeyFactory<string>().Create(
type, new[] { type.GetProperty("P2") }, sidecar);
Assert.Equal("Eaten", key.Value);
}
public async Task Save_changes_adds_new_objects_to_store()
{
var model = CreateModel();
var configuration = CreateConfiguration();
var entityType = model.GetEntityType(typeof(Customer));
var customer = new Customer { Id = 42, Name = "Unikorn" };
var entityEntry = new ClrStateEntry(configuration, entityType, customer);
await entityEntry.SetEntityStateAsync(EntityState.Added);
var inMemoryDataStore = new InMemoryDataStore(configuration, new InMemoryDatabase(new[] { new NullLoggerFactory() }));
await inMemoryDataStore.SaveChangesAsync(new[] { entityEntry });
Assert.Equal(1, inMemoryDataStore.Database.SelectMany(t => t).Count());
Assert.Equal(new object[] { 42, "Unikorn" }, inMemoryDataStore.Database.Single().Single());
}
public void Creates_a_new_key_from_current_value_when_value_not_yet_set_in_sidecar()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var entity = new Banana {
P1 = 7, P2 = 77
};
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
var sidecar = new RelationshipsSnapshot(entry);
var key = (SimpleEntityKey <int>) new SimpleNullableEntityKeyFactory <int, int?>().Create(
type, new[] { type.GetProperty("P2") }, sidecar);
Assert.Equal(77, key.Value);
}
public void Creates_a_new_key_for_values_from_a_sidecar()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var random = new Random();
var entity = new Banana { P4 = 7, P5 = "Ate", P6 = random };
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
var sidecar = new RelationshipsSnapshot(entry);
sidecar[type.GetProperty("P4")] = 77;
var key = (CompositeEntityKey)new CompositeEntityKeyFactory().Create(
type, new[] { type.GetProperty("P6"), type.GetProperty("P4"), type.GetProperty("P5") }, sidecar);
Assert.Equal(new object[] { random, 77, "Ate" }, key.Value);
}
public void Creates_a_new_key_from_a_sidecar_value()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var entity = new Banana {
P1 = 7, P2 = "Ate"
};
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
var sidecar = new RelationshipsSnapshot(entry);
sidecar[type.GetProperty("P2")] = "Eaten";
var key = (SimpleEntityKey <string>) new SimpleEntityKeyFactory <string>().Create(
type, new[] { type.GetProperty("P2") }, sidecar);
Assert.Equal("Eaten", key.Value);
}
public void Creates_a_new_key_for_values_from_a_sidecar()
{
var model = BuildModel();
var type = model.GetEntityType(typeof(Banana));
var random = new Random();
var entity = new Banana {
P4 = 7, P5 = "Ate", P6 = random
};
var entry = new ClrStateEntry(TestHelpers.CreateContextConfiguration(model), type, entity);
var sidecar = new RelationshipsSnapshot(entry);
sidecar[type.GetProperty("P4")] = 77;
var key = (CompositeEntityKey) new CompositeEntityKeyFactory().Create(
type, new[] { type.GetProperty("P6"), type.GetProperty("P4"), type.GetProperty("P5") }, sidecar);
Assert.Equal(new object[] { random, 77, "Ate" }, key.Value);
}
public async Task Save_changes_removes_deleted_objects_from_store()
{
var model = CreateModel();
var configuration = CreateConfiguration();
var entityType = model.GetEntityType(typeof(Customer));
var customer = new Customer { Id = 42, Name = "Unikorn" };
var entityEntry = new ClrStateEntry(configuration, entityType, customer);
await entityEntry.SetEntityStateAsync(EntityState.Added);
var inMemoryDataStore = new InMemoryDataStore(configuration, new InMemoryDatabase(new[] { new NullLoggerFactory() }));
await inMemoryDataStore.SaveChangesAsync(new[] { entityEntry });
// Because the data store is being used directly the entity state must be manually changed after saving.
await entityEntry.SetEntityStateAsync(EntityState.Unchanged);
customer.Name = "Unikorn, The Return";
await entityEntry.SetEntityStateAsync(EntityState.Deleted);
await inMemoryDataStore.SaveChangesAsync(new[] { entityEntry });
Assert.Equal(0, inMemoryDataStore.Database.SelectMany(t => t).Count());
}
public async Task Should_log_writes()
{
var model = CreateModel();
var configuration = CreateConfiguration();
var entityType = model.GetEntityType(typeof(Customer));
var customer = new Customer { Id = 42, Name = "Unikorn" };
var entityEntry = new ClrStateEntry(configuration, entityType, customer);
await entityEntry.SetEntityStateAsync(EntityState.Added);
var mockLogger = new Mock<ILogger>();
var mockFactory = new Mock<ILoggerFactory>();
mockFactory.Setup(m => m.Create(It.IsAny<string>())).Returns(mockLogger.Object);
var inMemoryDataStore = new InMemoryDataStore(configuration, new InMemoryDatabase(new[] { mockFactory.Object }));
await inMemoryDataStore.SaveChangesAsync(new[] { entityEntry });
mockLogger.Verify(
l => l.WriteCore(
TraceType.Information,
0,
It.IsAny<string>(),
null,
It.IsAny<Func<object, Exception, string>>()),
Times.Once);
}