private static async Task SetLink_ThenRemoveLink_ThenUpdate_ThenDelete_CompoundKey()
{
var dataServiceContext = new ODataServiceContextFactory().Create(url);
var book = new Book()
{
Id = "Id" + RandomInt(), Title = "Title " + RandomInt()
};
var publisher = new Publisher()
{
Title = "New Publisher " + RandomInt()
};
dataServiceContext.AddObject("Books", book);
dataServiceContext.AddObject("Publishers", publisher);
dataServiceContext.SetLink(book, nameof(Book.Publisher), publisher);
var dataServiceResponse = await dataServiceContext.SaveChangesAsync(SaveChangesOptions.None);
dataServiceContext.SetLink(book, nameof(Book.Publisher), null);
dataServiceResponse = await dataServiceContext.SaveChangesAsync(SaveChangesOptions.None);
publisher.Title = publisher.Title + " Changed";
dataServiceContext.UpdateObject(publisher);
dataServiceResponse = await dataServiceContext.SaveChangesAsync(SaveChangesOptions.None);
dataServiceContext.DeleteObject(publisher);
dataServiceResponse = await dataServiceContext.SaveChangesAsync(SaveChangesOptions.None);
}
private static async Task Batch_UniqueKeyViolation()
{
var dataServiceContext = new ODataServiceContextFactory().Create(url);
try
{
dataServiceContext.AddObject("Authors", new Author()
{
LastName = new Random().Next(1, 100000).ToString()
});
dataServiceContext.AddObject("Authors", new Author()
{
LastName = "Asimov"
});
dataServiceContext.AddObject("Authors", new Author()
{
LastName = new Random().Next(1, 100000).ToString()
});
var dataServiceResponse = await dataServiceContext.SaveChangesAsync(SaveChangesOptions.BatchWithSingleChangeset);
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
}
private static async Task Products_CRUD()
{
var dataServiceContext = new ODataServiceContextFactory().Create(url);
var products = await((DataServiceQuery <Product>)dataServiceContext.Products.Take(3)).ExecuteAsync();
var product = new Product {
Name = "OData"
};
dataServiceContext.AddObject("Products", product);
await dataServiceContext.SaveChangesAsync();
product.Name = "OData renamed";
dataServiceContext.UpdateObject(product);
await dataServiceContext.SaveChangesAsync();
dataServiceContext.DeleteObject(product);
await dataServiceContext.SaveChangesAsync();
}
private static async Task AddLink_Then_DeleteLink_CompoundKey()
{
var dataServiceContext = new ODataServiceContextFactory().Create(url);
var book = new Book()
{
Id = "Id" + RandomInt(), Title = "Title " + RandomInt()
};
var publisher = new Publisher()
{
Title = "New Publisher " + RandomInt()
};
dataServiceContext.AddObject("Publishers", publisher);
dataServiceContext.AddObject("Books", book);
dataServiceContext.AddLink(publisher, "Books", book);
var dataServiceResponse = await dataServiceContext.SaveChangesAsync(SaveChangesOptions.None);
dataServiceContext.DeleteLink(publisher, "Books", book);
dataServiceResponse = await dataServiceContext.SaveChangesAsync(SaveChangesOptions.None);
}
