RestrictionHelperTests.cs - systembusinessobjects - Project Hosting on Google Code

‹r129

r135

Source path: svn/ trunk/ BusinessObject.Framework.Tests/ RestrictionHelperTests.cs

using System;
using Sample.BusinessObjects.Contacts;
using NHibernate;
using System.BusinessObjects.Transactions;
using NHibernate.Criterion;
using System.BusinessObjects.Expressions;
using NHibernate.Impl;
using Xunit;

namespace BusinessObject.Framework.Tests
{
    public class RestrictionHelperTests : NHibernateInMemoryTestFixtureBase
    {
        public string QueryFirstNameProperty{ get{ return "John"; } }

#if DOT_NET_35
        [Fact]
        public void CanUseEqStrongProperty()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateCriteria(typeof(Person));
            c.Add(Restrictions.Eq(System.BusinessObjects.Helpers.Property.GetFor(() => new Person().FirstName), "John"));

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);

        }

        [Fact]
        public void CanUseEqStrongProperty2()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateCriteria(typeof(Person));
            c.Add(Restrictions.Eq(System.BusinessObjects.Helpers.Property.For<Person>(p => p.FirstName), "John"));

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);

        }

        [Fact]
        public void CanUseEqLambda()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateCriteria(typeof(Person));
            c.Add(RestrictBy.Add<Person>(p => p.FirstName == "John" ));
            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
            
        }

        [Fact]
        public void CanUseEqLambda2()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateCriteria(typeof(Person));
            c.Add(RestrictBy.Add<Person>(p => "John" == p.FirstName));
            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);

        }

        [Fact]
        public void CanUseGeLambda()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateCriteria(typeof(Person));
            c.Add(RestrictBy.Add<Person>(p => p.ID >= 0));

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);

        }

        [Fact]
        public void CanUseGtLambda()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateCriteria(typeof(Person));
            c.Add(RestrictBy.Add<Person>(p => p.ID > 0));

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);

        }

        [Fact]
        public void CanUseLeLambda()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateCriteria(typeof(Person));
            c.Add(RestrictBy.Add<Person>(p => p.ID <= 0));

            Person result = c.UniqueResult<Person>();
            Assert.Null(result);

        }

        [Fact]
        public void CanUseLtLambda()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateCriteria(typeof(Person));
            c.Add(RestrictBy.Add<Person>(p => p.ID < 0));

            Person result = c.UniqueResult<Person>();
            Assert.Null(result);

        }

        [Fact]
        public void CanUseIsNulllambda()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = UnitOfWork.CurrentSession.CreateCriteria(typeof(Person));
            c.Add(RestrictBy.Add<Person>(p => p.FirstName == null));

            Person result = c.UniqueResult<Person>();
            Assert.Null(result);
        }

        [Fact]
        public void CanUseIsNotNull()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = UnitOfWork.CurrentSession.CreateCriteria(typeof(Person));
            c.Add(RestrictBy.Add<Person>(p => p.FirstName != null));

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseIsNotNullExtension()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = UnitOfWork.CurrentSession.CreateCriteria(typeof(Person))
                .Expression<Person>()
                .Add(p => p.FirstName != null)
                .Criteria;

            c.UniqueResult();
        }

        [Fact]
        public void CanUseEqlambdaExtension()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateCriteria(typeof(Person))
                .Expression<Person>()
                .Add(p => p.FirstName == "John")
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpression()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateExpression<Person>()
                .Add(p => p.FirstName == "John")
                .Criteria;


            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpression_Multiple_Adds()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateExpression<Person>()
                .Add(p => p.FirstName == "John")
                .Add(p => p.LastName != null)
                .Add(p => p.ID > 0 && p.ID < 1000)
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpressionWhere()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateExpression<Person>()
                .Add(p => p.ID > 0 && p.ID < 1000)
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpressionWhere2()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateExpression<Person>()
                .Add(p => p.ID < 1000 && p.ID > 0)
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpressionWhere3()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            Assert.Throws<NotSupportedException>(() =>
            {
                ICriteria c = session.CreateExpression<Person>()
                    .Add(p => p.ID < 1000 && p.FirstName == "John")
                    .Criteria;
            });
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpressionWhere4()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateExpression<Person>()
                .Add(p => p.ID != null)
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpressionWhere5()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = session.CreateExpression<Person>()
                .Add(p => p.ID != 0)
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpressionWhere6()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            string john = "John";

            ICriteria c = session.CreateExpression<Person>()
                .Add(p => p.FirstName == john)
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpressionWhere7()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            string john = "Jo%";

            ICriteria c = session.CreateExpression<Person>()
                .Like(p => p.FirstName == john)
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseEqlambdaExtensionExpressionWhere8()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            string john = "ab%";

            ICriteria c = session.CreateExpression<Person>()
                .Like(p => p.FirstName != john)
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseIsNotNull2()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = UnitOfWork.CurrentSession.CreateCriteria(typeof(Person))
                .Expression<Person>(p => p.FirstName != null);

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseIsNotNull_WithOrder()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = UnitOfWork.CurrentSession.CreateExpression<Person>()
                .Add(p => p.FirstName != null)
                .OrderDesc(p => p.LastName)
                .Criteria;

            Assert.Equal("FirstName is not null\r\nLastName desc", c.ToString());

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseAlias()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            //Using expression interface
            ICriteria c = UnitOfWork.CurrentSession.CreateExpression<Person>()
                .Add(p => p.FirstName == "John")
                .Alias<Address>(p => p.Addresses, "addr")
                    .Add(a => a.Postcode != null)
                    .AddAndReturn(a => a.Address1 == null)
                .OrderAsc(p => p.ID)
                .Criteria;

            //Normal interface
            ICriteria o = UnitOfWork.CurrentSession.CreateCriteria(typeof(Person))
                .Add(Restrictions.Eq("FirstName", "John"))
                .CreateAlias("Addresses", "addr")
                    .Add(Restrictions.IsNotNull("addr.Postcode"))
                    .Add(Restrictions.IsNull("addr.Address1"))
                .AddOrder(Order.Asc("ID"));


            Console.WriteLine(c.ToString());
            Assert.Equal(c.ToString(), o.ToString());
        }

        [Fact]
        public void CanUseProjection()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            //Using expression interface
            ICriteria c = UnitOfWork.CurrentSession.CreateExpression<Person>()
                .SetProjection(Projections.Min, p => p.ID)
                .Criteria;

            ICriteria o = UnitOfWork.CurrentSession.CreateCriteria(typeof(Person))
                .SetProjection(Projections.Min("ID"));

            Assert.Equal(((CriteriaImpl)o).Projection.ToString(), ((CriteriaImpl)c).Projection.ToString());
        }

        [Fact]
        public void CanUseParameter()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = null;
            Action<string> del = (name) =>
            {
                c = UnitOfWork.CurrentSession.CreateCriteria(typeof(Person))
                    .Expression<Person>(p => p.FirstName == name);
            };

            del("John");

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void CanUseProperty()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            ICriteria c = UnitOfWork.CurrentSession.CreateExpression<Person>()
                .Add(p => p.FirstName == QueryFirstNameProperty)
                .Criteria;

            Person result = c.UniqueResult<Person>();
            Assert.Equal("John", result.FirstName);
        }

        [Fact]
        public void DetachedCriteria()
        {
            Person pers = BusinessObjectFactory.CreateAndFillPerson();
            pers.SetSession(session);
            pers.Save();

            DetachedCriteria d = DetachedCriteriaExpression<Person>.Create()
                .Add(p => p.FirstName == "John")
                .Alias<Address>(p => p.Addresses, "addr")
                    .Add(a => a.Postcode != null)
                    .AddAndReturn(a => a.Address1 == null)
                .OrderAsc(p => p.ID)
                .Criteria;

            //convert to criteria
            ICriteria c = d.GetExecutableCriteria(session);

            //Normal interface
            ICriteria o = UnitOfWork.CurrentSession.CreateCriteria(typeof(Person))
                .Add(Restrictions.Eq("FirstName", "John"))
                .CreateAlias("Addresses", "addr")
                    .Add(Restrictions.IsNotNull("addr.Postcode"))
                    .Add(Restrictions.IsNull("addr.Address1"))
                .AddOrder(Order.Asc("ID"));

            Console.WriteLine(c.ToString());
            Assert.Equal(c.ToString(), o.ToString());
        }
#endif
    }
}

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Change log

r133 by brendan.kowitz on Sep 24, 2009 Diff

switching to xunit for unit testing. the
testing model is cleaner than nunit and
relies on natural .net lifecycle events as
opposed to tacked-on attributes.

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Older revisions

r129 by brendan.kowitz on Jul 21, 2009 Diff

updating trunk to NH2.1

r110 by brendan.kowitz on Jan 29, 2009 Diff

 * removed AutoFlush property
 * Added SaveMode to Save() property
 * Added Lambda type safe overloads to
IsNull(), GetValue() and SetValue()
methods

r108 by brendan.kowitz on Jan 12, 2009 Diff

some support in
System.BusinessObjects.Expressions for
DetachedCriteria

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