public void ThrowsExceptionWhenTableDoesNotContainEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
ExceptionTester.CallMethodAndExpectException<InvalidOperationException>(() => repository.Single(x => x.Id == 999));
}
}
}
public void ReturnsNullIfKeyIsInvalid()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
Assert.IsNull(repository.GetByKey(12345));
}
}
}
public void ThrowsArgumentNullExceptionForNullEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
ExceptionTester.CallMethodAndExpectException <ArgumentNullException>(() => repository.Update(null));
}
}
}
public void ThrowsExceptionWhenTableDoesNotContainEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
ExceptionTester.CallMethodAndExpectException <InvalidOperationException>(() => repository.Single(x => x.Id == 999));
}
}
}
public void ReturnsNullIfKeyIsInvalid()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
Assert.IsNull(repository.GetByKey(12345));
}
}
}
public void ThrowsArgumentNullExceptionForNullExpression()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
ExceptionTester.CallMethodAndExpectException<ArgumentNullException>(() => repository.GetAll().Include(null));
}
}
}
public void ReturnsNullWhenTableContainsEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
var customer = repository.SingleOrDefault(x => x.Id == 999);
Assert.IsNull(customer);
}
}
}
public void SucceedsWhenNoEntitiesMatchFilter()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
repository.Delete(x => x.Id == 999);
dbContext.SaveChanges();
}
}
}
public void IncludesEntitiesUsingExpression()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(42);
var existingCustomer = repository.GetAll().Include(x => x.DbContextOrders).FirstOrDefault();
Assert.IsNotNull(existingCustomer);
}
}
}
public void ReturnsEntityIfKeyIsValid()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(42);
var existingCustomer = repository.GetByKey(42);
Assert.IsNotNull(existingCustomer);
}
}
}
public void ReturnsEntityIfKeyIsValid()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(42);
var existingCustomer = repository.GetByKey(42);
Assert.IsNotNull(existingCustomer);
}
}
}
public void IncludesEntitiesUsingExpression()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(42);
var existingCustomer = repository.GetAll().Include(x => x.DbContextOrders).FirstOrDefault();
Assert.IsNotNull(existingCustomer);
}
}
}
public void ReturnsEntityWhenTableContainsEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(1);
var customer = repository.Single(x => x.Id == 1);
Assert.IsNotNull(customer);
Assert.AreEqual(1, customer.Id);
}
}
}
public void ReturnsEntityWhenTableContainsEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(1);
var customer = repository.Single(x => x.Id == 1);
Assert.IsNotNull(customer);
Assert.AreEqual(1, customer.Id);
}
}
}
public void ReturnsCorrectEntities()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(100);
EFTestHelper.CreateCustomerIfNotAlreadyExists(101);
EFTestHelper.CreateCustomerIfNotAlreadyExists(102);
var customers = repository.GetAll().ToList();
Assert.IsTrue(customers.Count >= 3);
}
}
}
public void ReturnsCorrectEntityCount()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(100);
EFTestHelper.CreateCustomerIfNotAlreadyExists(101);
EFTestHelper.CreateCustomerIfNotAlreadyExists(102);
var customerCount = repository.Count(x => x.Id >= 100 && x.Id <= 102);
Assert.AreEqual(3, customerCount);
}
}
}
public void AddsNonExistingEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
var customer = EFTestHelper.CreateCustomer(1235);
repository.Attach(customer);
dbContext.SaveChanges();
var fetchedCustomer = repository.GetByKey(1235);
Assert.AreEqual(customer, fetchedCustomer);
}
}
}
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 SucceedsWhenEntitiesMatchFilter()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(201);
EFTestHelper.CreateCustomerIfNotAlreadyExists(202);
EFTestHelper.CreateCustomerIfNotAlreadyExists(203);
repository.Delete(x => x.Id >= 201 && x.Id <= 203);
dbContext.SaveChanges();
Assert.IsNull(repository.GetByKey(201));
Assert.IsNull(repository.GetByKey(202));
Assert.IsNull(repository.GetByKey(203));
}
}
}
public void DeletesSpecificEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(201);
var customer1 = repository.GetByKey(201);
Assert.IsNotNull(customer1);
repository.Delete(customer1);
dbContext.SaveChanges();
var customer2 = repository.GetByKey(201);
Assert.IsNull(customer2);
}
}
}
public void UpdatesEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(301);
var customer1 = repository.GetByKey(301);
customer1.Name = "John Doe";
repository.Update(customer1);
dbContext.SaveChanges();
var customer2 = repository.GetByKey(301);
Assert.IsNotNull(customer2);
Assert.AreEqual("John Doe", customer2.Name);
}
}
}
public void UpdatesEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(301);
var customer1 = repository.GetByKey(301);
customer1.Name = "John Doe";
repository.Update(customer1);
dbContext.SaveChanges();
var customer2 = repository.GetByKey(301);
Assert.IsNotNull(customer2);
Assert.AreEqual("John Doe", customer2.Name);
}
}
}
public void ReturnsCorrectEntityCount()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(100);
EFTestHelper.CreateCustomerIfNotAlreadyExists(101);
EFTestHelper.CreateCustomerIfNotAlreadyExists(102);
var customerCount = repository.Count(x => x.Id >= 100 && x.Id <= 102);
Assert.AreEqual(3, customerCount);
}
}
}
public void ThrowsArgumentNullExceptionForNullEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
ExceptionTester.CallMethodAndExpectException<ArgumentNullException>(() => repository.Delete((DbContextCustomer)null));
}
}
}
public void SucceedsWhenEntitiesMatchFilter()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(201);
EFTestHelper.CreateCustomerIfNotAlreadyExists(202);
EFTestHelper.CreateCustomerIfNotAlreadyExists(203);
repository.Delete(x => x.Id >= 201 && x.Id <= 203);
dbContext.SaveChanges();
Assert.IsNull(repository.GetByKey(201));
Assert.IsNull(repository.GetByKey(202));
Assert.IsNull(repository.GetByKey(203));
}
}
}
public void ReturnsNullWhenTableContainsEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
var customer = repository.SingleOrDefault(x => x.Id == 999);
Assert.IsNull(customer);
}
}
}
public void AddsNonExistingEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
var customer = EFTestHelper.CreateCustomer(1235);
repository.Attach(customer);
dbContext.SaveChanges();
var fetchedCustomer = repository.GetByKey(1235);
Assert.AreEqual(customer, fetchedCustomer);
}
}
}
public void DeletesSpecificEntity()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(201);
var customer1 = repository.GetByKey(201);
Assert.IsNotNull(customer1);
repository.Delete(customer1);
dbContext.SaveChanges();
var customer2 = repository.GetByKey(201);
Assert.IsNull(customer2);
}
}
}
public void ReturnsCorrectEntities()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
EFTestHelper.CreateCustomerIfNotAlreadyExists(100);
EFTestHelper.CreateCustomerIfNotAlreadyExists(101);
EFTestHelper.CreateCustomerIfNotAlreadyExists(102);
var customers = repository.GetAll().ToList();
Assert.IsTrue(customers.Count >= 3);
}
}
}
public void SucceedsWhenNoEntitiesMatchFilter()
{
using (var dbContext = new TestDbContextContainer())
{
using (var repository = new DbContextCustomerRepository(dbContext))
{
repository.Delete(x => x.Id == 999);
dbContext.SaveChanges();
}
}
}
