public void UpdateEntity()
{
var database = TestConfiguration.GetDatabase();
var entityContainer = new DbEntityCollection <EntityWriterModel>();
var writer = new DbEntityWriter <EntityWriterModel>(database);
var reader = new DbEntityReader <EntityWriterModel>(database);
//Get entity initially into the DB so we can update it
var entity = new EntityWriterModel
{
Title = "DbEntityWriterTests.UpdateEntity"
};
entityContainer.Update(entity, DbEntityEntryState.Added);
writer.Write(entityContainer);
entityContainer.Clear();
//Our updated entity with the same ID
var updatedEntity = new EntityWriterModel
{
Id = entity.Id,
Title = "DbEntityWriterTests.UpdateEntity-Updated"
};
entityContainer.Update(updatedEntity, DbEntityEntryState.Updated);
writer.Write(entityContainer);
var dbEntity = reader.AsQueryable().Where(e => e.Id == entity.Id).FirstOrDefault();
Assert.AreEqual("DbEntityWriterTests.UpdateEntity-Updated", dbEntity.Title);
}
public void ClearTracker()
{
var entityCollection = new DbEntityCollection <EntityCollectionModel>();
var entity = new EntityCollectionModel
{
Title = "DbEntityCollectionTests.ClearTracker"
};
entityCollection.Update(entity, DbEntityEntryState.NoChanges);
entityCollection.Clear();
Assert.IsFalse(entityCollection.GetEntries().Any());
}
public async Task MixedActionWriteAsync()
{
var database = TestConfiguration.GetDatabase();
var entityContainer = new DbEntityCollection <EntityWriterModel>();
var writer = new DbEntityWriter <EntityWriterModel>(database);
var reader = new DbEntityReader <EntityWriterModel>(database);
var updateEntity = new EntityWriterModel
{
Title = "DbEntityWriterTests.MixedActionWriteAsync-UpdateEntity"
};
var deleteEntity = new EntityWriterModel
{
Title = "DbEntityWriterTests.MixedActionWriteAsync-DeleteEntity"
};
entityContainer.Update(updateEntity, DbEntityEntryState.Added);
entityContainer.Update(deleteEntity, DbEntityEntryState.Added);
await writer.WriteAsync(entityContainer).ConfigureAwait(false);
entityContainer.Clear();
var addedEntity = new EntityWriterModel
{
Title = "DbEntityWriterTests.MixedActionWriteAsync-AddEntity"
};
updateEntity.Title = "DbEntityWriterTests.MixedActionWriteAsync-UpdateEntity-Updated";
entityContainer.Update(addedEntity, DbEntityEntryState.Added);
entityContainer.Update(updateEntity, DbEntityEntryState.Updated);
entityContainer.Update(deleteEntity, DbEntityEntryState.Deleted);
await writer.WriteAsync(entityContainer).ConfigureAwait(false);
Assert.IsTrue(reader.AsQueryable().Where(e => e.Id == addedEntity.Id).Any());
Assert.IsFalse(reader.AsQueryable().Where(e => e.Id == deleteEntity.Id).Any());
var dbEntity = reader.AsQueryable().Where(e => e.Id == updateEntity.Id).FirstOrDefault();
Assert.AreEqual("DbEntityWriterTests.MixedActionWriteAsync-UpdateEntity-Updated", dbEntity.Title);
}
public void RemoveEntity()
{
var database = TestConfiguration.GetDatabase();
var entityContainer = new DbEntityCollection <EntityWriterModel>();
var writer = new DbEntityWriter <EntityWriterModel>(database);
var reader = new DbEntityReader <EntityWriterModel>(database);
//Get entity initially into the DB so we can remove it
var entity = new EntityWriterModel
{
Title = "DbEntityWriterTests.RemoveEntity"
};
entityContainer.Update(entity, DbEntityEntryState.Added);
writer.Write(entityContainer);
entityContainer.Clear();
//Remove the entity
entityContainer.Update(entity, DbEntityEntryState.Deleted);
writer.Write(entityContainer);
Assert.IsFalse(reader.AsQueryable().Any(e => e.Id == entity.Id));
}