public void LessThanFunctionCallSerializeTest()
{
Expression <Func <SecurityDbContext, int, bool> > criteria = (db, obj) => obj < getSomeValue();
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElementWithIntObj();
XElement body = new XElement("BinaryExpression",
new XAttribute("NodeType", "LessThan"),
new XAttribute("CanReduce", "false"),
new XAttribute("IsLifted", "false"),
new XAttribute("IsLiftedToNull", "false"),
SerializeTestHelper.GetTypeElement("System.Boolean"),
new XElement("Right",
SerializeTestHelper.GetConstantExpression("System.Int32", "5")
),
new XElement("Left",
SerializeTestHelper.GetParameterExpression("System.Int32", "obj")
),
new XElement("Method"),
new XElement("Conversion")
);
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void ObjectPropertyMethodSerializeTest()
{
Expression <Func <SecurityDbContext, DbContextObject1, bool> > criteria = (db, obj) => obj.Description.StartsWith("hello");
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
string propertyType = "System.String";
string methodResultType = "System.Boolean";
string methodObjectType = "System.String";
string methodParameterType = "System.String";
string objectType = "DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextObject1";
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElement(objectType);
XElement body = new XElement("MethodCallExpression",
new XAttribute("NodeType", "Call"),
new XAttribute("CanReduce", "false"),
SerializeTestHelper.GetTypeElement(methodResultType),
SerializeTestHelper.GetSingleParameterMethod("StartsWith", methodObjectType, methodParameterType),
new XElement("Object",
SerializeTestHelper.GetMemberExpression(objectType, "obj", propertyType, "Description")
),
new XElement("Arguments",
SerializeTestHelper.GetConstantExpression(methodParameterType, "hello")
)
);
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void ComplexDeserializeTest()
{
Expression <Func <DbContextMultiClass, DbContextObject1, bool> > criteria = (db, obj) => obj.ItemCount < db.dbContextDbSet1.Count();
string propertyType = "System.Int32";
string objectType = "DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextObject1";
string dbContextType = "DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextMultiClass";
string methodCallResultType = "System.Int32";
string methodObjectType = "System.Linq.Queryable";
string methodParameterType = "System.Linq.IQueryable`1|DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextObject1";
string dbSetMemberType = "Microsoft.EntityFrameworkCore.DbSet`1|DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextObject1";
string dbSetPropertyName = "dbContextDbSet1";
string dbSetType = "DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextMultiClass";
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElement(objectType, dbContextType);
XElement memberExpression = new XElement("MemberExpression",
new XAttribute("NodeType", "MemberAccess"),
new XAttribute("CanReduce", "false"),
SerializeTestHelper.GetTypeElement(dbSetMemberType),
new XElement("Member",
new XAttribute("MemberType", "Property"),
new XAttribute("PropertyName", dbSetPropertyName),
new XElement("DeclaringType",
new XElement("Type",
new XAttribute("Name", dbSetType)
)
)
),
new XElement("Expression",
SerializeTestHelper.GetParameterExpression(dbContextType, "db")
)
);
XElement right = new XElement("MethodCallExpression",
new XAttribute("NodeType", "Call"),
new XAttribute("CanReduce", "false"),
SerializeTestHelper.GetTypeElement(methodCallResultType),
SerializeTestHelper.GetSingleParameterMethod("Count", methodObjectType, methodParameterType, new string[] { objectType }),
new XElement("Object"),
new XElement("Arguments",
memberExpression
)
);
XElement body = SerializeTestHelper.GetBinaryExpression("LessThan",
right,
SerializeTestHelper.GetMemberExpression(objectType, "obj", propertyType, "ItemCount"));
SerializeTestHelper.SetLambdaBody(nominal, body);
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
criteriaSerializer.RegisterAdditionalAssemblies(GetAdditionalAssemblies());
Expression deserializedCriteria = criteriaSerializer.Deserialize(nominal);
SerializeTestHelper.CheckIfExpressionsAreEqual(criteria, deserializedCriteria);
}
