public void UpdateMultipleSimpleEntities()
{
// Arrange
const int expectedId1 = 10;
const int expectedId2 = 10;
FakeDbContext dbContext = new FakeDbContext();
SimpleEntityRepository entityRepository = new SimpleEntityRepository(dbContext);
SimpleEntity simpleEntity1 = new SimpleEntity {
Id = expectedId1
};
SimpleEntity simpleEntity2 = new SimpleEntity {
Id = expectedId2
};
// Act
entityRepository.Update(simpleEntity1);
entityRepository.Update(simpleEntity2);
// Assert
Assert.IsNotNull(entityRepository.DbContext);
Assert.AreEqual(1, entityRepository.DbContext.ChangeTracker.Entries().Count());
Assert.AreEqual(EntityState.Modified, entityRepository.DbContext.FindEntity(simpleEntity1.Id).State);
Assert.AreEqual(EntityState.Modified, entityRepository.DbContext.FindEntity(simpleEntity2.Id).State);
}
public void InsertSimpleEntityFollowedByAnUpdate()
{
// Arrange
const string updatedValue = "Updated Value";
FakeDbContext dbContext = new FakeDbContext();
SimpleEntityRepository entityRepository = new SimpleEntityRepository(dbContext);
SimpleEntity simpleEntity = new SimpleEntity {
Id = 1, SomeProperty = "Initial value"
};
// Act
entityRepository.Insert(simpleEntity);
simpleEntity.SomeProperty = updatedValue;
entityRepository.Update(simpleEntity);
// Assert
Assert.IsNotNull(entityRepository.DbContext);
Assert.AreEqual(1, entityRepository.DbContext.ChangeTracker.Entries().Count());
// Ensure the entity in cache is still at a state of 'Added' but has the updated properties
DbEntityEntry entry = entityRepository.DbContext.ChangeTracker.Entries().ToList()[0];
Assert.AreEqual(EntityState.Added, entry.State);
Assert.AreEqual(updatedValue, ((SimpleEntity)entry.Entity).SomeProperty);
}