public void ReturnsNullWhenTableContainsEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
var customer = repository.FirstOrDefault(x => x.Id == 999);
Assert.IsNull(customer);
}
}
}
public void ReturnsEntityWhenTableContainsEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(1);
var customer = repository.FirstOrDefault();
Assert.IsNotNull(customer);
Assert.AreEqual(1, customer.Id);
}
}
}
public static void CreateCustomerIfNotAlreadyExists(int id)
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
var existingCustomer = repository.FirstOrDefault(x => x.Id == id);
if (existingCustomer == null)
{
var customer = CreateCustomer(id);
repository.Add(customer);
dbContext.SaveChanges();
}
}
}
}
public static void CreateCustomerIfNotAlreadyExists(int id)
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
var existingCustomer = repository.FirstOrDefault(x => x.Id == id);
if (existingCustomer == null)
{
var customer = CreateCustomer(id);
repository.Add(customer);
dbContext.SaveChanges();
}
}
}
}
public void ReturnsEntityWhenTableContainsEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(1);
var customer = repository.FirstOrDefault();
Assert.IsNotNull(customer);
Assert.AreEqual(1, customer.Id);
}
}
}
public void ReturnsNullWhenTableContainsEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
var customer = repository.FirstOrDefault(x => x.Id == 999);
Assert.IsNull(customer);
}
}
}