/// <summary>
/// Creates a new instance of the <see cref="SelectExpandNode"/> class describing the set of structural properties,
/// navigation properties, and actions to select and expand for the given <paramref name="writeContext"/>.
/// </summary>
/// <param name="entityType">The entity type of the entry that would be written.</param>
/// <param name="writeContext">The serializer context to be used while creating the collection.</param>
/// <remarks>The default constructor is for unit testing only.</remarks>
public SelectExpandNode(IEdmEntityType entityType, ODataSerializerContext writeContext)
: this(writeContext.SelectExpandClause, entityType, writeContext.Model)
{
var queryOptionParser = new ODataQueryOptionParser(
writeContext.Model,
entityType,
writeContext.NavigationSource,
_extraQueryParameters);
var selectExpandClause = queryOptionParser.ParseSelectAndExpand();
if (selectExpandClause != null)
{
foreach (SelectItem selectItem in selectExpandClause.SelectedItems)
{
ExpandedNavigationSelectItem expandItem = selectItem as ExpandedNavigationSelectItem;
if (expandItem != null)
{
ValidatePathIsSupported(expandItem.PathToNavigationProperty);
NavigationPropertySegment navigationSegment = (NavigationPropertySegment)expandItem.PathToNavigationProperty.LastSegment;
IEdmNavigationProperty navigationProperty = navigationSegment.NavigationProperty;
if (!ExpandedNavigationProperties.ContainsKey(navigationProperty))
{
ExpandedNavigationProperties.Add(navigationProperty, expandItem.SelectAndExpand);
}
}
}
}
SelectedNavigationProperties.ExceptWith(ExpandedNavigationProperties.Keys);
}
/// <summary>
/// Initializes a new instance of the <see cref="ODataQueryOptions"/> class based on the incoming request and some metadata information from
/// the <see cref="ODataQueryContext"/>.
/// </summary>
/// <param name="context">The <see cref="ODataQueryContext"/> which contains the <see cref="IEdmModel"/> and some type information.</param>
/// <param name="request">The incoming request message.</param>
public ODataQueryOptions(ODataQueryContext context, HttpRequest request)
{
if (context == null)
{
throw Error.ArgumentNull("context");
}
if (request == null)
{
throw Error.ArgumentNull("request");
}
_assemblyProvider = request.AssemblyProvider();
Context = context;
Request = request;
RawValues = new ODataRawQueryOptions();
var queryOptionDict = request.Query.ToDictionary(p => p.Key, p => p.Value.FirstOrDefault());
_queryOptionParser = new ODataQueryOptionParser(
context.Model,
context.ElementType,
context.NavigationSource,
queryOptionDict);
BuildQueryOptions(queryOptionDict);
}
/// <summary>
/// Initializes a new instance of the <see cref="SelectExpandQueryOption"/> class.
/// </summary>
/// <param name="select">The $select query parameter value.</param>
/// <param name="expand">The $expand query parameter value.</param>
/// <param name="context">The <see cref="ODataQueryContext"/> which contains the <see cref="IEdmModel"/> and some type information.</param>
/// <param name="queryOptionParser">The <see cref="ODataQueryOptionParser"/> which is used to parse the query option.</param>
public SelectExpandQueryOption(string select, string expand, ODataQueryContext context,
ODataQueryOptionParser queryOptionParser)
{
if (context == null)
{
throw Error.ArgumentNull("context");
}
if (String.IsNullOrEmpty(select) && String.IsNullOrEmpty(expand))
{
throw Error.Argument(SRResources.SelectExpandEmptyOrNull);
}
if (queryOptionParser == null)
{
throw Error.ArgumentNull("queryOptionParser");
}
IEdmEntityType entityType = context.ElementType as IEdmEntityType;
if (entityType == null)
{
throw Error.Argument("context", SRResources.SelectNonEntity, context.ElementType.ToTraceString());
}
Context = context;
RawSelect = select;
RawExpand = expand;
Validator = new SelectExpandQueryValidator();
_queryOptionParser = queryOptionParser;
}
public void QueryOptionWithEmptyValueShouldWork()
{
var uriParser = new ODataQueryOptionParser(HardCodedTestModel.TestModel, HardCodedTestModel.GetPersonType(), HardCodedTestModel.GetPeopleSet(), new Dictionary<string, string>()
{
{"$filter" , ""},
{"$expand" , ""},
{"$select" , ""},
{"$orderby" , ""},
{"$top" , ""},
{"$skip" , ""},
{"$count" , ""},
{"$search" , ""},
{"$unknow" , ""},
});
uriParser.ParseFilter().Should().BeNull();
var results = uriParser.ParseSelectAndExpand();
results.AllSelected.Should().BeTrue();
results.SelectedItems.Should().HaveCount(0);
uriParser.ParseOrderBy().Should().BeNull();
Action action = () => uriParser.ParseTop();
action.ShouldThrow<ODataException>().WithMessage(Strings.SyntacticTree_InvalidTopQueryOptionValue(""));
action = () => uriParser.ParseSkip();
action.ShouldThrow<ODataException>().WithMessage(Strings.SyntacticTree_InvalidSkipQueryOptionValue(""));
action = () => uriParser.ParseCount();
action.ShouldThrow<ODataException>().WithMessage(Strings.ODataUriParser_InvalidCount(""));
action = () => uriParser.ParseSearch();
action.ShouldThrow<ODataException>().WithMessage(Strings.UriQueryExpressionParser_ExpressionExpected(0, ""));
}
public void EmptyQueryOptionDictionaryShouldWork()
{
var uriParser = new ODataQueryOptionParser(HardCodedTestModel.TestModel, HardCodedTestModel.GetPersonType(), HardCodedTestModel.GetPeopleSet(), new Dictionary<string, string>());
uriParser.ParseFilter().Should().BeNull();
uriParser.ParseSelectAndExpand().Should().BeNull();
uriParser.ParseOrderBy().Should().BeNull();
uriParser.ParseTop().Should().Be(null);
uriParser.ParseSkip().Should().Be(null);
uriParser.ParseCount().Should().Be(null);
uriParser.ParseSearch().Should().BeNull();
}
/// <summary>
/// Initialize a UriParser. We have to initialize UriParser seperately for parsing path, because we may set BatchReferenceCallback before ParsePath.
/// </summary>
private void Initialize()
{
if (this.odataPath != null)
{
return;
}
this.ParameterAliasValueAccessor = new ParameterAliasValueAccessor(queryOptions.GetParameterAliases());
this.odataPath = this.ParsePathImplementation();
ODataPathSegment lastSegment = this.odataPath.LastSegment;
ODataPathSegment previous = null;
var segs = odataPath.GetEnumerator();
int count = 0;
while (++count < odataPath.Count && segs.MoveNext())
{
}
previous = segs.Current;
if (lastSegment != null)
{
// use previous segment if the last one is Key or Count Segment
if (lastSegment is KeySegment || lastSegment is CountSegment)
{
lastSegment = previous;
}
this.targetNavigationSource = lastSegment.TargetEdmNavigationSource;
this.targetEdmType = lastSegment.TargetEdmType;
if (this.targetEdmType != null)
{
IEdmCollectionType collectionType = this.targetEdmType as IEdmCollectionType;
if (collectionType != null)
{
this.targetEdmType = collectionType.ElementType.Definition;
}
}
}
InitQueryOptionDic();
this.queryOptionParser = new ODataQueryOptionParser(this.Model, this.targetEdmType, this.targetNavigationSource, queryOptionDic)
{
Configuration = this.configuration
};
}
[InlineData("ID", "Orders($select=ID),Orders($expand=Customer($select=ID))", true, "ID")] // deep expand and selects
public void GetPropertiesToBeSelected_Selects_ExpectedProperties_OnCustomer(
string select, string expand, bool specialCustomer, string structuralPropertiesToSelect)
{
// Arrange
ODataQueryOptionParser parser = new ODataQueryOptionParser(_model.Model, _model.Customer, _model.Customers,
new Dictionary<string, string> { { "$select", select }, { "$expand", expand } });
SelectExpandClause selectExpandClause = parser.ParseSelectAndExpand();
IEdmEntityType entityType = specialCustomer ? _model.SpecialCustomer : _model.Customer;
// Act
SelectExpandNode selectExpandNode = new SelectExpandNode(selectExpandClause, entityType, _model.Model);
var result = selectExpandNode.SelectedStructuralProperties;
// Assert
Assert.Equal(structuralPropertiesToSelect, String.Join(",", result.Select(p => p.Name).OrderBy(n => n)));
}
private static void TestCaseInsensitive()
{
Console.WriteLine("TestCaseInsensitive");
var parser = new ODataUriParser(
extModel.Model,
ServiceRoot,
new Uri("http://demo/odata.svc/People(1)/Pets/TestNS.Fish?$orderby=Color"));
var path = parser.ParsePath();
var clause = parser.ParseOrderBy();
Console.WriteLine(path.ToLogString());
Console.WriteLine(clause.Expression.ToLogString());
var parser2 = new ODataUriParser(
extModel.Model,
ServiceRoot,
new Uri("http://demo/odata.svc/people(1)/pets/testns.fish?$ORDERBY=color"))
{
Resolver = new ODataUriResolver { EnableCaseInsensitive = true }
};
// Identical to path and clause
var path2 = parser2.ParsePath();
var clause2 = parser2.ParseOrderBy();
Console.WriteLine(path2.ToLogString());
Console.WriteLine(clause2.Expression.ToLogString());
// Query option parser also supports custom resolver
var parser3 = new ODataQueryOptionParser(
extModel.Model,
extModel.Fish,
extModel.PetSet,
new Dictionary<string, string>
{
{"$orderby", "color"}
})
{
Resolver = new ODataUriResolver { EnableCaseInsensitive = true }
};
var clause3 = parser3.ParseOrderBy();
Console.WriteLine(clause3.Expression.ToLogString());
}
// This constructor is intended for unit testing only.
internal CountQueryOption(string rawValue, ODataQueryContext context)
{
if (String.IsNullOrEmpty(rawValue))
{
throw Error.ArgumentNullOrEmpty("rawValue");
}
if (context == null)
{
throw Error.ArgumentNull("context");
}
Context = context;
RawValue = rawValue;
_queryOptionParser = new ODataQueryOptionParser(
context.Model,
context.ElementType,
context.NavigationSource,
new Dictionary<string, string> { { "$count", rawValue } });
}
/// <summary>
/// Initialize a new instance of <see cref="FilterQueryOption"/> based on the raw $filter value and
/// an EdmModel from <see cref="ODataQueryContext"/>.
/// </summary>
/// <param name="rawValue">The raw value for $filter query. It can be null or empty.</param>
/// <param name="context">The <see cref="ODataQueryContext"/> which contains the <see cref="IEdmModel"/> and some type information</param>
/// <param name="queryOptionParser">The <see cref="ODataQueryOptionParser"/> which is used to parse the query option.</param>
public FilterQueryOption(string rawValue, ODataQueryContext context, ODataQueryOptionParser queryOptionParser)
{
if (context == null)
{
throw Error.ArgumentNull("context");
}
if (String.IsNullOrEmpty(rawValue))
{
throw Error.ArgumentNullOrEmpty("rawValue");
}
if (queryOptionParser == null)
{
throw Error.ArgumentNull("queryOptionParser");
}
Context = context;
RawValue = rawValue;
_queryOptionParser = queryOptionParser;
}
public void WriterSettingsIntegrationTestWithSelect()
{
var setting = new ODataMessageWriterSettings();
var edmModel = new EdmModel();
var defaultContainer = new EdmEntityContainer("TestModel", "DefaultContainer");
edmModel.AddElement(defaultContainer);
var cityType = new EdmEntityType("TestModel", "City");
var cityIdProperty = cityType.AddStructuralProperty("Id", EdmCoreModel.Instance.GetInt32(/*isNullable*/false));
cityType.AddKeys(cityIdProperty);
cityType.AddStructuralProperty("Name", EdmCoreModel.Instance.GetString(/*isNullable*/false));
cityType.AddStructuralProperty("Size", EdmCoreModel.Instance.GetInt32(/*isNullable*/false));
edmModel.AddElement(cityType);
var citySet = defaultContainer.AddEntitySet("Cities", cityType);
var result = new ODataQueryOptionParser(edmModel, cityType, citySet, new Dictionary<string, string> { { "$expand", "" }, { "$select", "Id,*" } }).ParseSelectAndExpand();
setting.SetServiceDocumentUri(ServiceDocumentUri);
setting.ODataUri = new ODataUri() { SelectAndExpand = result };
setting.MetadataDocumentUri.Should().Equals(ServiceDocumentUri + "/$metadata");
string select, expand;
setting.SelectExpandClause.GetSelectExpandPaths(out select, out expand);
select.Should().Be("*");
}
/// <summary>
/// Initialize a new instance of <see cref="ApplyQueryOption"/> based on the raw $apply value and
/// an EdmModel from <see cref="ODataQueryContext"/>.
/// </summary>
/// <param name="rawValue">The raw value for $filter query. It can be null or empty.</param>
/// <param name="context">The <see cref="ODataQueryContext"/> which contains the <see cref="IEdmModel"/> and some type information</param>
/// <param name="queryOptionParser">The <see cref="ODataQueryOptionParser"/> which is used to parse the query option.</param>
public ApplyQueryOption(string rawValue, ODataQueryContext context, ODataQueryOptionParser queryOptionParser)
{
if (context == null)
{
throw Error.ArgumentNull("context");
}
if (String.IsNullOrEmpty(rawValue))
{
throw Error.ArgumentNullOrEmpty("rawValue");
}
if (queryOptionParser == null)
{
throw Error.ArgumentNull("queryOptionParser");
}
Context = context;
RawValue = rawValue;
// TODO: Implement and add validator
//Validator = new FilterQueryValidator();
_queryOptionParser = queryOptionParser;
ResultClrType = Context.ElementClrType;
}
public void CanApplyOrderBy_WithNestedParameterAlias()
{
// Arrange
var model = new ODataModelBuilder().Add_Customer_EntityType().Add_Customers_EntitySet().GetServiceModel();
var parser = new ODataQueryOptionParser(
model,
model.FindType("System.Web.OData.Builder.TestModels.Customer"),
model.FindDeclaredNavigationSource("Default.Container.Customers"),
new Dictionary<string, string> { { "$orderby", "@p1" }, { "@p2", "Name" }, { "@p1", "@p2" } });
var orderByOption = new OrderByQueryOption("@p1", new ODataQueryContext(model, typeof(Customer)), parser);
var customers = (new List<Customer>{
new Customer { CustomerId = 1, Name = "Andy" },
new Customer { CustomerId = 2, Name = "Aaron" },
new Customer { CustomerId = 3, Name = "Alex" }
}).AsQueryable();
// Act
var results = orderByOption.ApplyTo(customers).ToArray();
// Assert
Assert.Equal(2, results[0].CustomerId);
Assert.Equal(3, results[1].CustomerId);
Assert.Equal(1, results[2].CustomerId);
}
public void QueryOptionWithNullValueShouldWork()
{
var uriParser = new ODataQueryOptionParser(HardCodedTestModel.TestModel, HardCodedTestModel.GetPersonType(), HardCodedTestModel.GetPeopleSet(), new Dictionary<string, string>()
{
{"$filter" , null},
{"$expand" , null},
{"$select" , null},
{"$orderby" , null},
{"$top" , null},
{"$skip" , null},
{"$count" , null},
{"$search" , null},
{"$unknow" , null},
});
uriParser.ParseFilter().Should().BeNull();
uriParser.ParseSelectAndExpand().Should().BeNull();
uriParser.ParseOrderBy().Should().BeNull();
uriParser.ParseTop().Should().Be(null);
uriParser.ParseSkip().Should().Be(null);
uriParser.ParseCount().Should().Be(null);
uriParser.ParseSearch().Should().BeNull();
}
public void CopyConstructorShouldCopyODataUri()
{
var edmModel = new EdmModel();
var defaultContainer = new EdmEntityContainer("TestModel", "DefaultContainer");
edmModel.AddElement(defaultContainer);
var cityType = new EdmEntityType("TestModel", "City");
var cityIdProperty = cityType.AddStructuralProperty("Id", EdmCoreModel.Instance.GetInt32(/*isNullable*/false));
cityType.AddKeys(cityIdProperty);
cityType.AddStructuralProperty("Name", EdmCoreModel.Instance.GetString(/*isNullable*/false));
cityType.AddStructuralProperty("Size", EdmCoreModel.Instance.GetInt32(/*isNullable*/false));
edmModel.AddElement(cityType);
var citySet = defaultContainer.AddEntitySet("Cities", cityType);
var result = new ODataQueryOptionParser(edmModel, cityType, citySet, new Dictionary<string, string> { { "$expand", "" }, { "$select", "Id,*" } }).ParseSelectAndExpand();
this.settings.ODataUri = new ODataUri()
{
ServiceRoot = new Uri("http://test.org"),
SelectAndExpand = result,
Path = new ODataUriParser(edmModel, new Uri("http://test.org"), new Uri("http://test.org/Cities(1)/Name")).ParsePath()
};
var newSetting = new ODataMessageWriterSettings(this.settings);
newSetting.MetadataDocumentUri.Should().Be(new Uri("http://test.org/$metadata"));
newSetting.ODataUri.Path.ToResourcePathString(ODataUrlConventions.Default).Should().Be("Cities(1)/Name");
newSetting.IsIndividualProperty.Should().BeTrue();
string select, expand;
newSetting.SelectExpandClause.GetSelectExpandPaths(out select, out expand);
select.Should().Be("*");
}
public void WriteContainedEntityInDeltaFeedWithSelectExpand()
{
this.TestInit(this.GetModel());
ODataDeltaFeed feed = new ODataDeltaFeed();
ODataEntry entry = new ODataEntry()
{
TypeName = "MyNS.Product",
Properties = new[]
{
new ODataProperty {Name = "Id", Value = new ODataPrimitiveValue(1)},
new ODataProperty {Name = "Name", Value = new ODataPrimitiveValue("Car")},
},
};
ODataEntry containedEntry = new ODataEntry()
{
TypeName = "MyNS.ProductDetail",
Properties = new[]
{
new ODataProperty {Name = "Id", Value = new ODataPrimitiveValue(1)},
new ODataProperty {Name = "Detail", Value = new ODataPrimitiveValue("made in china")},
},
};
containedEntry.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceEntityTypeName = "MyNS.ProductDetail",
NavigationSourceName = "Products(1)/Details",
NavigationSourceKind = EdmNavigationSourceKind.ContainedEntitySet
});
var result = new ODataQueryOptionParser(this.GetModel(), this.GetProductType(), this.GetProducts(), new Dictionary<string, string> { { "$expand", "Details($select=Detail)" }, { "$select", "Name" } }).ParseSelectAndExpand();
ODataUri odataUri = new ODataUri()
{
ServiceRoot = new Uri("http://host/service"),
SelectAndExpand = result
};
var outputContext = CreateJsonLightOutputContext(this.stream, this.GetModel(), false, odataUri);
ODataJsonLightDeltaWriter writer = new ODataJsonLightDeltaWriter(outputContext, this.GetProducts(), this.GetProductType());
writer.WriteStart(feed);
writer.WriteStart(containedEntry);
writer.WriteEnd();
writer.WriteStart(entry);
writer.WriteEnd();
writer.WriteEnd();
writer.Flush();
this.TestPayload().Should().Be("{\"@odata.context\":\"http://host/service/$metadata#Products(Name,Details,Details(Detail))/$delta\",\"value\":[{\"@odata.context\":\"http://host/service/$metadata#Products(1)/Details/$entity\",\"Id\":1,\"Detail\":\"made in china\"},{\"Id\":1,\"Name\":\"Car\"}]}");
}
public void CanApplyOrderBy_WithParameterAlias()
{
// Arrange
var model = new ODataModelBuilder().Add_Customer_EntityType_With_Address().Add_Address_ComplexType().GetServiceModel();
var parser = new ODataQueryOptionParser(
model,
model.FindType("System.Web.OData.Builder.TestModels.Customer"),
model.FindDeclaredNavigationSource("Default.Container.Customers"),
new Dictionary<string, string> { { "$orderby", "@q desc,@p asc" }, { "@q", "Address/HouseNumber" }, { "@p", "CustomerId" } });
var orderByOption = new OrderByQueryOption("@q desc,@p asc", new ODataQueryContext(model, typeof(Customer)), parser);
var customers = (new List<Customer>{
new Customer { CustomerId = 1, Address = new Address{HouseNumber = 2}},
new Customer { CustomerId = 2, Address = new Address{HouseNumber = 1}},
new Customer { CustomerId = 3, Address = new Address{HouseNumber = 3}},
new Customer { CustomerId = 4, Address = new Address{HouseNumber = 2}},
new Customer { CustomerId = 5, Address = new Address{HouseNumber = 1}},
}).AsQueryable();
// Act
var results = orderByOption.ApplyTo(customers).ToArray();
// Assert
Assert.Equal(3, results[0].CustomerId);
Assert.Equal(1, results[1].CustomerId);
Assert.Equal(4, results[2].CustomerId);
Assert.Equal(2, results[3].CustomerId);
Assert.Equal(5, results[4].CustomerId);
}
public void CreateCollection_From_OrderByNode_Succeeds()
{
// Arrange
ODataConventionModelBuilder builder = ODataModelBuilderMocks.GetModelBuilderMock<ODataConventionModelBuilder>();
builder.EntitySet<SampleClass>("entityset");
IEdmModel model = builder.GetEdmModel();
IEdmEntityType sampleClassEntityType = model.SchemaElements.Single(t => t.Name == "SampleClass") as IEdmEntityType;
Assert.NotNull(sampleClassEntityType); // Guard
IEdmEntitySet entitySet = model.EntityContainer.FindEntitySet("entityset");
Assert.NotNull(entitySet); // Guard
ODataQueryOptionParser parser = new ODataQueryOptionParser(model, sampleClassEntityType, entitySet,
new Dictionary<string, string> { { "$orderby", "Property1 desc, Property2 asc" } });
OrderByClause orderbyNode = parser.ParseOrderBy();
// Act
ICollection<OrderByNode> nodes = OrderByNode.CreateCollection(orderbyNode);
// Assert
Assert.False(nodes.OfType<OrderByItNode>().Any());
IEnumerable<OrderByPropertyNode> propertyNodes = nodes.OfType<OrderByPropertyNode>();
Assert.Equal(2, propertyNodes.Count());
Assert.Equal("Property1", propertyNodes.First().Property.Name);
Assert.Equal(OrderByDirection.Descending, propertyNodes.First().Direction);
Assert.ReferenceEquals("Property2", propertyNodes.Last().Property.Name);
Assert.Equal(OrderByDirection.Ascending, nodes.Last().Direction);
}
public void WriteObjectInline_ExpandsUsingInnerSerializerUsingRightContext_ExpandedNavigationProperties()
{
// Arrange
IEdmEntityType customerType = _customerSet.EntityType();
IEdmNavigationProperty ordersProperty = customerType.NavigationProperties().Single(p => p.Name == "Orders");
ODataQueryOptionParser parser = new ODataQueryOptionParser(_model, customerType, _customerSet,
new Dictionary<string, string> { { "$select", "Orders" }, { "$expand", "Orders" } });
SelectExpandClause selectExpandClause = parser.ParseSelectAndExpand();
SelectExpandNode selectExpandNode = new SelectExpandNode
{
ExpandedNavigationProperties =
{
{ ordersProperty, selectExpandClause.SelectedItems.OfType<ExpandedNavigationSelectItem>().Single().SelectAndExpand }
}
};
Mock<ODataWriter> writer = new Mock<ODataWriter>();
Mock<ODataEdmTypeSerializer> innerSerializer = new Mock<ODataEdmTypeSerializer>(ODataPayloadKind.Entry);
innerSerializer
.Setup(s => s.WriteObjectInline(_customer.Orders, ordersProperty.Type, writer.Object, It.IsAny<ODataSerializerContext>()))
.Callback((object o, IEdmTypeReference t, ODataWriter w, ODataSerializerContext context) =>
{
Assert.Same(context.NavigationSource.Name, "Orders");
Assert.Same(context.SelectExpandClause, selectExpandNode.ExpandedNavigationProperties.Single().Value);
})
.Verifiable();
Mock<ODataSerializerProvider> serializerProvider = new Mock<ODataSerializerProvider>();
serializerProvider.Setup(p => p.GetEdmTypeSerializer(ordersProperty.Type))
.Returns(innerSerializer.Object);
Mock<ODataEntityTypeSerializer> serializer = new Mock<ODataEntityTypeSerializer>(serializerProvider.Object);
serializer.Setup(s => s.CreateSelectExpandNode(It.IsAny<EntityInstanceContext>())).Returns(selectExpandNode);
serializer.CallBase = true;
_writeContext.SelectExpandClause = selectExpandClause;
// Act
serializer.Object.WriteObjectInline(_customer, _customerType, writer.Object, _writeContext);
// Assert
innerSerializer.Verify();
// check that the context is rolled back
Assert.Same(_writeContext.NavigationSource.Name, "Customers");
Assert.Same(_writeContext.SelectExpandClause, selectExpandClause);
}
public void WriteObjectInline_CanWriteExpandedNavigationProperty_DerivedExpandedCollectionValuedNavigationPropertyIsNull()
{
// Arrange
IEdmEntityType specialCustomerType = (IEdmEntityType)_specialCustomerType.Definition;
IEdmNavigationProperty specialOrdersProperty =
specialCustomerType.NavigationProperties().Single(p => p.Name == "SpecialOrders");
Mock<IEdmEntityObject> customer = new Mock<IEdmEntityObject>();
object specialOrdersValue = null;
customer.Setup(c => c.TryGetPropertyValue("SpecialOrders", out specialOrdersValue)).Returns(true);
customer.Setup(c => c.GetEdmType()).Returns(_specialCustomerType);
IEdmEntityType customerType = _customerSet.EntityType();
ODataQueryOptionParser parser = new ODataQueryOptionParser(
_model,
customerType,
_customerSet,
new Dictionary<string, string>
{
{ "$select", "Default.SpecialCustomer/SpecialOrders" },
{ "$expand", "Default.SpecialCustomer/SpecialOrders" }
});
SelectExpandClause selectExpandClause = parser.ParseSelectAndExpand();
SelectExpandNode selectExpandNode = new SelectExpandNode();
selectExpandNode.ExpandedNavigationProperties[specialOrdersProperty] =
selectExpandClause.SelectedItems.OfType<ExpandedNavigationSelectItem>().Single().SelectAndExpand;
Mock<ODataWriter> writer = new Mock<ODataWriter>();
writer.Setup(w => w.WriteStart(It.IsAny<ODataFeed>())).Callback(
(ODataFeed feed) =>
{
Assert.Null(feed.Count);
Assert.Null(feed.DeltaLink);
Assert.Null(feed.Id);
Assert.Empty(feed.InstanceAnnotations);
Assert.Null(feed.NextPageLink);
}).Verifiable();
Mock<ODataEdmTypeSerializer> ordersSerializer = new Mock<ODataEdmTypeSerializer>(ODataPayloadKind.Entry);
Mock<ODataSerializerProvider> serializerProvider = new Mock<ODataSerializerProvider>();
serializerProvider.Setup(p => p.GetEdmTypeSerializer(specialOrdersProperty.Type))
.Returns(ordersSerializer.Object);
Mock<ODataEntityTypeSerializer> serializer = new Mock<ODataEntityTypeSerializer>(serializerProvider.Object);
serializer.Setup(s => s.CreateSelectExpandNode(It.IsAny<EntityInstanceContext>())).Returns(selectExpandNode);
serializer.CallBase = true;
// Act
serializer.Object.WriteObjectInline(customer.Object, _customerType, writer.Object, _writeContext);
// Assert
writer.Verify();
}
// This constructor is intended for unit testing only.
internal SelectExpandQueryOption(string select, string expand, ODataQueryContext context)
{
if (context == null)
{
throw Error.ArgumentNull("context");
}
if (String.IsNullOrEmpty(select) && String.IsNullOrEmpty(expand))
{
throw Error.Argument(SRResources.SelectExpandEmptyOrNull);
}
IEdmEntityType entityType = context.ElementType as IEdmEntityType;
if (entityType == null)
{
throw Error.Argument("context", SRResources.SelectNonEntity, context.ElementType.ToTraceString());
}
Context = context;
RawSelect = select;
RawExpand = expand;
Validator = new SelectExpandQueryValidator();
_queryOptionParser = new ODataQueryOptionParser(
context.Model,
context.ElementType,
context.NavigationSource,
new Dictionary<string, string> { { "$select", select }, { "$expand", expand } });
}
private SearchClause RunSearchTest(string search)
{
ODataQueryOptionParser queryOptionParser = new ODataQueryOptionParser(HardCodedTestModel.TestModel, null, null, new Dictionary<string, string> { { "$search", search } });
return queryOptionParser.ParseSearch();
}
/// <summary>
/// Initialize a UriParser. We have to initialize UriParser seperately for parsing path, because we may set BatchReferenceCallback before ParsePath.
/// </summary>
private void Initialize()
{
if (this.odataPath != null)
{
return;
}
// When parse path failed first time, the alias node would be not null, but already removed from query options, so do not set it in this case.
if (this.ParameterAliasValueAccessor == null)
{
this.ParameterAliasValueAccessor = new ParameterAliasValueAccessor(queryOptions.GetParameterAliases());
}
this.odataPath = this.ParsePathImplementation();
ODataPathSegment lastSegment = this.odataPath.LastSegment;
ODataPathSegment previous = null;
var segs = odataPath.GetEnumerator();
int count = 0;
while (++count < odataPath.Count && segs.MoveNext())
{
}
previous = segs.Current;
if (lastSegment != null)
{
// use previous segment if the last one is Key or Count Segment
if (lastSegment is KeySegment || lastSegment is CountSegment)
{
lastSegment = previous;
}
this.targetNavigationSource = lastSegment.TargetEdmNavigationSource;
this.targetEdmType = lastSegment.TargetEdmType;
if (this.targetEdmType != null)
{
IEdmCollectionType collectionType = this.targetEdmType as IEdmCollectionType;
if (collectionType != null)
{
this.targetEdmType = collectionType.ElementType.Definition;
}
}
}
InitQueryOptionDic();
this.queryOptionParser = new ODataQueryOptionParser(this.Model, this.targetEdmType, this.targetNavigationSource, queryOptionDic)
{
Configuration = this.configuration
};
}
public void DefaultParameterAliasNodesShouldBeEmtpy()
{
var uriParser = new ODataQueryOptionParser(HardCodedTestModel.TestModel, HardCodedTestModel.GetPersonType(), HardCodedTestModel.GetPeopleSet(), new Dictionary<string, string>());
uriParser.ParameterAliasNodes.Count.Should().Be(0);
}
public void WriteEntityInDeltaFeedWithSelectExpand()
{
this.TestInit(this.GetModel());
ODataDeltaFeed feed = new ODataDeltaFeed();
ODataEntry orderEntry= new ODataEntry()
{
Properties = new List<ODataProperty>
{
new ODataProperty
{
Name = "ShippingAddress",
Value = new ODataComplexValue
{
Properties = new List<ODataProperty>
{
new ODataProperty { Name = "City", Value = "Shanghai" },
}
}
}
},
SerializationInfo = new ODataFeedAndEntrySerializationInfo
{
NavigationSourceEntityTypeName = "Order",
NavigationSourceKind = EdmNavigationSourceKind.EntitySet,
NavigationSourceName = "Orders"
},
};
var result = new ODataQueryOptionParser(this.GetModel(), this.GetCustomerType(), this.GetCustomers(), new Dictionary<string, string> { { "$expand", "Orders($select=ShippingAddress)" }, { "$select", "ContactName" } }).ParseSelectAndExpand();
ODataUri odataUri = new ODataUri()
{
ServiceRoot = new Uri("http://host/service"),
SelectAndExpand = result
};
var outputContext = CreateJsonLightOutputContext(this.stream, this.GetModel(), false, odataUri);
ODataJsonLightDeltaWriter writer = new ODataJsonLightDeltaWriter(outputContext, this.GetProducts(), this.GetProductType());
writer.WriteStart(feed);
writer.WriteStart(orderEntry);
writer.WriteEnd();
writer.WriteEnd();
writer.Flush();
this.TestPayload().Should().Be("{\"@odata.context\":\"http://host/service/$metadata#Products(ContactName,Orders,Orders(ShippingAddress))/$delta\",\"value\":[{\"@odata.context\":\"http://host/service/$metadata#Orders/$entity\",\"ShippingAddress\":{\"City\":\"Shanghai\"}}]}");
}
private string GetWriterOutputForContentTypeAndKnobValue(
string contentType,
bool autoComputePayloadMetadataInJson,
ODataItem[] itemsToWrite,
EdmModel edmModel,
IEdmEntitySetBase edmEntitySet,
EdmEntityType edmEntityType,
string selectClause = null,
string expandClause = null,
string resourcePath = null,
bool enableFullValidation = true)
{
MemoryStream outputStream = new MemoryStream();
IODataResponseMessage message = new InMemoryMessage() { Stream = outputStream };
message.SetHeader("Content-Type", contentType);
ODataMessageWriterSettings settings = new ODataMessageWriterSettings()
{
AutoComputePayloadMetadataInJson = autoComputePayloadMetadataInJson,
EnableFullValidation = enableFullValidation
};
var result = new ODataQueryOptionParser(edmModel, edmEntityType, edmEntitySet, new Dictionary<string, string> { { "$expand", expandClause }, { "$select", selectClause } }).ParseSelectAndExpand();
ODataUri odataUri = new ODataUri()
{
ServiceRoot = new Uri("http://example.org/odata.svc"),
SelectAndExpand = result
};
if (resourcePath != null)
{
Uri requestUri = new Uri("http://example.org/odata.svc/" + resourcePath);
odataUri.RequestUri = requestUri;
odataUri.Path = new ODataUriParser(edmModel, new Uri("http://example.org/odata.svc/"), requestUri).ParsePath();
}
settings.ODataUri = odataUri;
string output;
using (var messageWriter = new ODataMessageWriter(message, settings, edmModel))
{
int currentIdx = 0;
if (itemsToWrite[currentIdx] is ODataFeed)
{
ODataWriter writer = messageWriter.CreateODataFeedWriter(edmEntitySet, edmEntityType);
this.WriteFeed(writer, itemsToWrite, ref currentIdx);
}
else if (itemsToWrite[currentIdx] is ODataEntry)
{
ODataWriter writer = messageWriter.CreateODataEntryWriter(edmEntitySet, edmEntityType);
this.WriteEntry(writer, itemsToWrite, ref currentIdx);
}
else
{
Assert.True(false, "Top level item to write must be entry or feed.");
}
currentIdx.Should().Be(itemsToWrite.Length, "Invalid list of items to write.");
outputStream.Seek(0, SeekOrigin.Begin);
output = new StreamReader(outputStream).ReadToEnd();
}
return output;
}
public void CreateCollection_PropertyAliased_IfEnabled(bool modelAliasing, string typeName, string propertyName)
{
// Arrange
ODataConventionModelBuilder builder = new ODataConventionModelBuilder { ModelAliasingEnabled = modelAliasing };
builder.EntitySet<PropertyAlias>("entityset");
IEdmModel model = builder.GetEdmModel();
IEdmEntityType entityType = model.SchemaElements.Single(t => t.Name == typeName) as IEdmEntityType;
Assert.NotNull(entityType); // Guard
IEdmEntitySet entitySet = model.EntityContainer.FindEntitySet("entityset");
Assert.NotNull(entitySet); // Guard
ODataQueryOptionParser parser = new ODataQueryOptionParser(model, entityType, entitySet,
new Dictionary<string, string> { { "$orderby", propertyName + " desc, Id asc" } });
OrderByClause orderbyNode = parser.ParseOrderBy();
// Act
ICollection<OrderByNode> nodes = OrderByNode.CreateCollection(orderbyNode);
// Assert
Assert.False(nodes.OfType<OrderByItNode>().Any());
IEnumerable<OrderByPropertyNode> propertyNodes = nodes.OfType<OrderByPropertyNode>();
Assert.Equal(2, propertyNodes.Count());
Assert.Equal(propertyName, propertyNodes.First().Property.Name);
Assert.Equal(OrderByDirection.Descending, propertyNodes.First().Direction);
Assert.ReferenceEquals("Id", propertyNodes.Last().Property.Name);
Assert.Equal(OrderByDirection.Ascending, nodes.Last().Direction);
}
public void WriteObjectInline_CanExpandNavigationProperty_ContainingEdmObject()
{
// Arrange
IEdmEntityType customerType = _customerSet.EntityType();
IEdmNavigationProperty ordersProperty = customerType.NavigationProperties().Single(p => p.Name == "Orders");
Mock<IEdmObject> orders = new Mock<IEdmObject>();
orders.Setup(o => o.GetEdmType()).Returns(ordersProperty.Type);
object ordersValue = orders.Object;
Mock<IEdmEntityObject> customer = new Mock<IEdmEntityObject>();
customer.Setup(c => c.TryGetPropertyValue("Orders", out ordersValue)).Returns(true);
customer.Setup(c => c.GetEdmType()).Returns(customerType.AsReference());
ODataQueryOptionParser parser = new ODataQueryOptionParser(_model, customerType, _customerSet,
new Dictionary<string, string> { { "$select", "Orders" }, { "$expand", "Orders" } });
SelectExpandClause selectExpandClause = parser.ParseSelectAndExpand();
SelectExpandNode selectExpandNode = new SelectExpandNode();
selectExpandNode.ExpandedNavigationProperties[ordersProperty] = selectExpandClause.SelectedItems.OfType<ExpandedNavigationSelectItem>().Single().SelectAndExpand;
Mock<ODataWriter> writer = new Mock<ODataWriter>();
Mock<ODataEdmTypeSerializer> ordersSerializer = new Mock<ODataEdmTypeSerializer>(ODataPayloadKind.Entry);
ordersSerializer.Setup(s => s.WriteObjectInline(ordersValue, ordersProperty.Type, writer.Object, It.IsAny<ODataSerializerContext>())).Verifiable();
Mock<ODataSerializerProvider> serializerProvider = new Mock<ODataSerializerProvider>();
serializerProvider.Setup(p => p.GetEdmTypeSerializer(ordersProperty.Type)).Returns(ordersSerializer.Object);
Mock<ODataEntityTypeSerializer> serializer = new Mock<ODataEntityTypeSerializer>(serializerProvider.Object);
serializer.Setup(s => s.CreateSelectExpandNode(It.IsAny<EntityInstanceContext>())).Returns(selectExpandNode);
serializer.CallBase = true;
// Act
serializer.Object.WriteObjectInline(customer.Object, _customerType, writer.Object, _writeContext);
//Assert
ordersSerializer.Verify();
}
public void CreateCollection_CopmplexType_Succeeds()
{
// Arrange
CustomersModelWithInheritance model = new CustomersModelWithInheritance();
ODataQueryOptionParser parser = new ODataQueryOptionParser(model.Model, model.Customer, model.Customers,
new Dictionary<string, string> { { "$orderby", "Address/Street desc, Address/City asc" } });
OrderByClause orderByNode = parser.ParseOrderBy();
// Act
ICollection<OrderByNode> nodes = OrderByNode.CreateCollection(orderByNode);
// Assert
Assert.Equal(2, nodes.Count());
Assert.Equal("Street", (nodes.ToList()[0] as OrderByPropertyNode).Property.Name);
Assert.Equal(OrderByDirection.Descending, nodes.ToList()[0].Direction);
Assert.Equal("City", (nodes.ToList()[1] as OrderByPropertyNode).Property.Name);
Assert.Equal(OrderByDirection.Ascending, nodes.ToList()[1].Direction);
}
public void WriteObjectInline_CanWriteExpandedNavigationProperty_DerivedExpandedSingleValuedNavigationPropertyIsNull()
{
// Arrange
IEdmEntityType specialOrderType = (IEdmEntityType)_specialOrderType.Definition;
IEdmNavigationProperty customerProperty =
specialOrderType.NavigationProperties().Single(p => p.Name == "SpecialCustomer");
Mock<IEdmEntityObject> order = new Mock<IEdmEntityObject>();
object customerValue = null;
order.Setup(c => c.TryGetPropertyValue("SpecialCustomer", out customerValue)).Returns(true);
order.Setup(c => c.GetEdmType()).Returns(_specialOrderType);
IEdmEntityType orderType = (IEdmEntityType)_orderType.Definition;
ODataQueryOptionParser parser = new ODataQueryOptionParser(
_model,
orderType,
_orderSet,
new Dictionary<string, string>
{
{ "$select", "Default.SpecialOrder/SpecialCustomer" },
{ "$expand", "Default.SpecialOrder/SpecialCustomer" }
});
SelectExpandClause selectExpandClause = parser.ParseSelectAndExpand();
SelectExpandNode selectExpandNode = new SelectExpandNode();
selectExpandNode.ExpandedNavigationProperties[customerProperty] =
selectExpandClause.SelectedItems.OfType<ExpandedNavigationSelectItem>().Single().SelectAndExpand;
Mock<ODataWriter> writer = new Mock<ODataWriter>();
writer.Setup(w => w.WriteStart(null as ODataEntry)).Verifiable();
Mock<ODataEdmTypeSerializer> ordersSerializer = new Mock<ODataEdmTypeSerializer>(ODataPayloadKind.Entry);
Mock<ODataSerializerProvider> serializerProvider = new Mock<ODataSerializerProvider>();
serializerProvider.Setup(p => p.GetEdmTypeSerializer(customerProperty.Type))
.Returns(ordersSerializer.Object);
Mock<ODataEntityTypeSerializer> serializer = new Mock<ODataEntityTypeSerializer>(serializerProvider.Object);
serializer.Setup(s => s.CreateSelectExpandNode(It.IsAny<EntityInstanceContext>())).Returns(selectExpandNode);
serializer.CallBase = true;
// Act
serializer.Object.WriteObjectInline(order.Object, _orderType, writer.Object, _writeContext);
// Assert
writer.Verify();
}
public void ApplyWithParameterAlias_ReturnsCorrectQueryable(string filter, string parameterAliasValue, int[] parameterAliasModelIds)
{
// Arrange
var model = GetParameterAliasModel();
var context = new ODataQueryContext(model, typeof(DataTypes));
IEdmType targetEdmType = model.FindType("System.Web.OData.Query.Expressions.DataTypes");
IEdmNavigationSource targetNavigationSource = model.FindDeclaredEntitySet("System.Web.OData.Query.Expressions.Products");
ODataQueryOptionParser parser = new ODataQueryOptionParser(
model,
targetEdmType,
targetNavigationSource,
new Dictionary<string, string> { { "$filter", filter }, { "@p", parameterAliasValue } });
var filterOption = new FilterQueryOption(filter, context, parser);
IEnumerable<DataTypes> parameterAliasModels = ParameterAliasTestData;
// Act
IQueryable queryable = filterOption.ApplyTo(parameterAliasModels.AsQueryable(), new ODataQuerySettings { HandleNullPropagation = HandleNullPropagationOption.True });
// Assert
Assert.NotNull(queryable);
IEnumerable<DataTypes> actualResult = Assert.IsAssignableFrom<IEnumerable<DataTypes>>(queryable);
Assert.Equal(
parameterAliasModelIds,
actualResult.Select(result => result.IntProp));
}