public void SingleScopeCommitTest()
{
var db = UnitTestDbContext.InMemory();
var uow = new DbContextUnitOfWork <UnitTestDbContext>(db);
UnitOfWorkScope scope = null;
using (scope = uow.Begin("Single Commit"))
{
db.Add(new Product {
Name = "Commitment Ring"
});
Assert.True(scope.Commit());
}
Assert.Equal(UnitOfWorkScopeState.Commit, scope.State);
var product = db.Products.First(p => p.Name == "Commitment Ring");
Assert.NotNull(product);
Assert.Equal(EntityState.Unchanged, db.Entry(product).State); // Already saved the Added change, so should be Unchanged now.
}
public void SingleScopeRollbackAndNoneTest()
{
var db = UnitTestDbContext.InMemory();
var uow = new DbContextUnitOfWork <UnitTestDbContext>(db);
// Test .Rollback
UnitOfWorkScope scope;
using (scope = uow.Begin("Single Rollback"))
{
db.Add(new Product {
Name = "Roll-back"
});
scope.Rollback("Roll-back corp are defunct");
}
Assert.Equal(UnitOfWorkScopeState.Rollback, scope.State);
Assert.Equal("Single Rollback", scope.Name);
Assert.True(scope.RollbackReason.Length > 0);
// Test not setting a state
using (scope = uow.Begin("Single None"))
{
db.Add(new Product {
Name = "Void"
});
}
Assert.Equal(UnitOfWorkScopeState.None, scope.State);
// Test that changes are in fact, not committed
Assert.Empty(db.ChangeTracker.Entries());
Assert.Null(db.Products.FirstOrDefault(p => p.Name == "Roll-back"));
db.SaveChanges();
Assert.Null(db.Products.FirstOrDefault(p => p.Name == "Void"));
}
public Repository(UnitTestDbContext context)
{
_context = context;
_dbSet = _context.Set <TEntity>();
}
