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 TwoPropertiesWithImplicitConversionSerializeTest()
{
Expression <Func <SecurityDbContext, DbContextObject1, bool> > criteria = (db, obj) => obj.ItemCount < obj.DecimalItem;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
string property1Type = "System.Int32";
string property2Type = "System.Decimal";
string property1Name = "ItemCount";
string property2Name = "DecimalItem";
string objectName = "obj";
string objectType = "DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextObject1";
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElement(objectType);
XElement implicitConversionMethod = SerializeTestHelper.GetSingleParameterMethod("op_Implicit", "System.Decimal", "System.Int32");
XElement lessThanMethod = SerializeTestHelper.GetMethod("op_LessThan", "System.Decimal", new string[] { "System.Decimal", "System.Decimal" });
XElement right = SerializeTestHelper.GetMemberExpression(objectType, objectName, property2Type, property2Name);
XElement left = SerializeTestHelper.GetMemberConvertUnaryExpression(property2Type, objectType, objectName, property1Type, property1Name);
SerializeTestHelper.SetMethodElement(left, implicitConversionMethod);
XElement body = SerializeTestHelper.GetBinaryExpression("LessThan",
right,
left
);
SerializeTestHelper.SetMethodElement(body, lessThanMethod);
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
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 LiftedArithmeticPlusSerializeTest()
{
Expression <Func <SecurityDbContext, int?, bool> > criteria = (db, obj) => obj + 1 < 5;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
string objectType = "System.Nullable`1|System.Int32";
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElement(objectType);
XElement left = SerializeTestHelper.GetBinaryExpression("Add",
SerializeTestHelper.SetLifted(SerializeTestHelper.GetConstantConvertUnaryExpression(objectType, "System.Int32", "1"), true, true),
SerializeTestHelper.GetParameterExpression(objectType, "obj"),
objectType);
XElement right = SerializeTestHelper.GetConstantConvertUnaryExpression(objectType, "System.Int32", "5");
SerializeTestHelper.SetLifted(left, true, true);
SerializeTestHelper.SetLifted(right, true, true);
XElement body = SerializeTestHelper.GetBinaryExpression("LessThan", right, left);
SerializeTestHelper.SetLifted(body, true, false);
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void MultipleSerializeTest()
{
Expression <Func <SecurityDbContext, int, bool> > criteria = (db, obj) => obj < 5;
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElementWithIntObj();
XElement body = SerializeTestHelper.GetIntegerBinaryExpression("LessThan", "5");
SerializeTestHelper.SetLambdaBody(nominal, body);
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
XElement serialized2 = criteriaSerializer.SerializeAsXElement(criteria);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized2);
}
public void ParameterExpressionSerializeTest()
{
Expression criteria = Expression.Parameter(typeof(int), "intParam");
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
XElement nominal = SerializeTestHelper.GetParameterExpression("System.Int32", "intParam");
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void ComplexSerializeTest()
{
Expression <Func <DbContextMultiClass, DbContextObject1, bool> > criteria = (db, obj) => obj.ItemCount < db.dbContextDbSet1.Count();
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
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);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void ReturnFalseSerializeTest()
{
Expression <Func <SecurityDbContext, int, bool> > criteria = (db, obj) => false;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElementWithIntObj();
XElement body = SerializeTestHelper.GetConstantExpression("System.Boolean", "False");
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void LogicalOrSerializeTest()
{
Expression <Func <SecurityDbContext, int, bool> > criteria = (db, obj) => obj < 5 || obj > 1;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElementWithIntObj();
XElement left = SerializeTestHelper.GetIntegerBinaryExpression("LessThan", "5");
XElement right = SerializeTestHelper.GetIntegerBinaryExpression("GreaterThan", "1");
XElement body = SerializeTestHelper.GetBinaryExpression("OrElse", right, left);
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void ConvertToDoubleSerializeTest()
{
Expression <Func <SecurityDbContext, int, bool> > criteria = (db, obj) => obj / 2.0 < 5.2;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElementWithIntObj();
XElement left = SerializeTestHelper.GetBinaryExpression("Divide",
SerializeTestHelper.GetConstantExpression("System.Double", "2"),
SerializeTestHelper.GetParameterConvertUnaryExpression("System.Double", "System.Int32", "obj"),
"System.Double");
XElement right = SerializeTestHelper.GetConstantExpression("System.Double", "5.2");
XElement body = SerializeTestHelper.GetBinaryExpression("LessThan", right, left);
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void ArithmeticXorSerializeTest()
{
Expression <Func <SecurityDbContext, int, bool> > criteria = (db, obj) => (obj ^ 2) < 5;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElementWithIntObj();
XElement left = SerializeTestHelper.GetBinaryExpression("ExclusiveOr",
SerializeTestHelper.GetConstantExpression("System.Int32", "2"),
SerializeTestHelper.GetParameterExpression("System.Int32", "obj"),
"System.Int32");
XElement right = SerializeTestHelper.GetConstantExpression("System.Int32", "5");
XElement body = SerializeTestHelper.GetBinaryExpression("LessThan", right, left);
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void BadExpressionParametersCountSerializeTest()
{
Expression <Func <SecurityDbContext, int, int, bool> > criteria = (db, obj, obj2) => obj < obj2;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
bool withArgumentException = false;
try {
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
}
catch (ArgumentException) {
withArgumentException = true;
}
catch (Exception e) {
Assert.Fail(e.Message);
}
Assert.IsTrue(withArgumentException);
}
public void BadExpressionExpressionType2SerializeTest()
{
Expression <Func <SecurityDbContext, int, int> > criteria = (db, obj) => obj + 5;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
bool withArgumentException = false;
try {
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria.Body);
}
catch (ArgumentException) {
withArgumentException = true;
}
catch (Exception e) {
Assert.Fail(e.Message);
}
Assert.IsTrue(withArgumentException);
}
public void BadExpressionExpressionTypeSerializeTest()
{
Expression criteria = Expression.Constant(10, typeof(int));
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
bool withArgumentException = false;
try {
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
}
catch (ArgumentException) {
withArgumentException = true;
}
catch (Exception e) {
Assert.Fail(e.Message);
}
Assert.IsTrue(withArgumentException);
}
public void ObjectPropertyLessThanConstantSerializeTest()
{
Expression <Func <SecurityDbContext, DbContextObject1, bool> > criteria = (db, obj) => obj.ItemCount < 3;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
string propertyType = "System.Int32";
string objectType = "DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextObject1";
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElement(objectType);
XElement body = SerializeTestHelper.GetBinaryExpression("LessThan",
SerializeTestHelper.GetConstantExpression("System.Int32", "3"),
SerializeTestHelper.GetMemberExpression(objectType, "obj", propertyType, "ItemCount"));
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void NotEqualNullSerializeTest()
{
Expression <Func <SecurityDbContext, DbContextObject1, bool> > criteria = (db, obj) => obj != null;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
string objectType = "DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextObject1";
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElement(objectType);
XElement body = SerializeTestHelper.GetBinaryExpression("NotEqual",
SerializeTestHelper.GetConstantExpression("System.Object", ""),
SerializeTestHelper.GetParameterExpression(objectType, "obj"));
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}
public void ObjectNullablleIsNotNullSerializeTest()
{
Expression <Func <SecurityDbContext, DbContextObject1, bool> > criteria = (db, obj) => obj.ItemCountNull != null;
CriteriaSerializer criteriaSerializer = new CriteriaSerializer();
XElement serialized = criteriaSerializer.SerializeAsXElement(criteria);
string objectType = "DevExpress.EntityFramework.SecurityDataStore.Tests.DbContexts.DbContextObject1";
string propertyType = "System.Nullable`1|System.Int32";
XElement nominal = SerializeTestHelper.CreateBaseCriteriaXElement(objectType);
XElement left = SerializeTestHelper.GetMemberExpression(objectType, "obj", propertyType, "ItemCountNull");
XElement right = SerializeTestHelper.GetConstantExpression(propertyType, "");
XElement body = SerializeTestHelper.GetBinaryExpression("NotEqual", right, left);
SerializeTestHelper.SetLifted(body, true, false);
SerializeTestHelper.SetLambdaBody(nominal, body);
SerializeTestHelper.CheckIfNominalAndSerializedAreEqual(nominal, serialized);
}