V4 service test implementation

Makefile

@@ -70,7 +70,7 @@ build_olingo:
 	$(DOCKER_BIN) build -t $(DOCKER_NAME) $(TESTS_OLINGO_SERVER)
 
 run_olingo:
-	$(DOCKER_BIN) run -it -p 8888:8080 --name $(DOCKER_NAME) $(DOCKER_NAME):latest
+	$(DOCKER_BIN) run -d -it -p 8888:8080 --name $(DOCKER_NAME) $(DOCKER_NAME):latest
 
 stop_olingo:
 	$(DOCKER_BIN) stop $(DOCKER_NAME)

pyodata/client.py

@@ -8,6 +8,9 @@
 from pyodata.exceptions import PyODataException, HttpError
 from pyodata.v2.service import Service
 from pyodata.v2 import ODataV2
+from pyodata.v4 import ODataV4
+
+import pyodata.v4 as v4
 
 
 def _fetch_metadata(connection, url, logger):
@@ -62,11 +65,14 @@ def __new__(cls, url, connection, namespaces=None,
             config.namespaces = namespaces
 
         # create model instance from received metadata
-        logger.info('Creating OData Schema (version: %d)', config.odata_version)
+        logger.info('Creating OData Schema (version: %s)', str(config.odata_version))
         schema = MetadataBuilder(metadata, config=config).build()
 
         # create service instance based on model we have
-        logger.info('Creating OData Service (version: %d)', config.odata_version)
+        logger.info('Creating OData Service (version: %s)', str(config.odata_version))
+
         service = Service(url, schema, connection)
+        if config.odata_version == ODataV4:
+            return v4.Service(url, schema, connection)
 
         return service

pyodata/model/elements.py

@@ -273,13 +273,19 @@ def to_literal(self, value):
 
         return [self._item_type.traits.to_literal(v) for v in value]
 
+    def to_json(self, value):
+        return self.to_literal(value)
+
     # pylint: disable=no-self-use
     def from_json(self, value):
         if not isinstance(value, list):
             raise PyODataException('Bad format: invalid list value {}'.format(value))
 
         return [self._item_type.traits.from_json(v) for v in value]
 
+    def from_literal(self, value):
+        return self.from_json(value)
+
 
 class VariableDeclaration(Identifier):
     MAXIMUM_LENGTH = -1

pyodata/v2/service.py

@@ -469,7 +469,7 @@ def _build_values(entity_type: EntityType, entity: Any) -> Any:
                 val = entity_type.proprty(key).typ.traits.to_json(val)  # type: ignore
             except PyODataModelError:
                 try:
-                    nav_prop = entity_type.nav_proprty(key) # type: ignore
+                    nav_prop = entity_type.nav_proprty(key)  # type: ignore
                     val = EntityCreateRequest._build_values(nav_prop.typ, val)
                 except PyODataModelError:
                     raise PyODataException('Property {} is not declared in {} entity type'.format(
@@ -691,7 +691,7 @@ def parameter(self, name: str, value: int) -> 'FunctionRequest':
 
         # check if param is valid (is declared in metadata)
         try:
-            param = self._function_import.get_parameter(name) # type: ignore
+            param = self._function_import.get_parameter(name)  # type: ignore
 
             # add parameter as custom query argument
             self.custom(param.name, param.typ.traits.to_literal(value))
@@ -734,7 +734,7 @@ def __init__(self, service: 'Service', entity_set: Union[EntitySet, 'EntitySetPr
         if proprties is not None:
 
             # first, cache values of direct properties
-            for type_proprty in self._entity_type.proprties(): # type: ignore
+            for type_proprty in self._entity_type.proprties():  # type: ignore
                 if type_proprty.name in proprties:
                     if proprties[type_proprty.name] is not None:
                         self._cache[type_proprty.name] = type_proprty.typ.traits.from_json(proprties[type_proprty.name])
@@ -812,7 +812,7 @@ def nav(self, nav_property: str) -> Union['NavEntityProxy', 'EntitySetProxy']:
 
         # for now duplicated with simillar method in entity set proxy class
         try:
-            navigation_property = self._entity_type.nav_proprty(nav_property) # type: ignore
+            navigation_property = self._entity_type.nav_proprty(nav_property)  # type: ignore
         except KeyError:
             raise PyODataException('Navigation property {} is not declared in {} entity type'.format(
                 nav_property, self._entity_type))
@@ -1283,7 +1283,7 @@ def function_import_handler(fimport: FunctionImport,
 
             # 1. if return types is "entity type", return instance of appropriate entity proxy
             if isinstance(fimport.return_type, elements.EntityType):
-                entity_set = self._service.schema.entity_set(fimport.entity_set_name) # type: ignore
+                entity_set = self._service.schema.entity_set(fimport.entity_set_name)  # type: ignore
                 return EntityProxy(self._service, entity_set, fimport.return_type, response_data)
 
             # 2. return raw data for all other return types (primitives, complex types encoded in dicts, etc.)

pyodata/v4/__init__.py

@@ -13,6 +13,7 @@
     build_navigation_type_property, build_navigation_property_binding, build_entity_set_with_v4_builder, build_enum_type
 from .type_traits import EdmDateTypTraits, GeoTypeTraits, EdmDoubleQuotesEncapsulatedTypTraits, \
     EdmTimeOfDay, EdmDateTimeOffsetTypTraits, EdmDuration
+from .service import Service  # noqa
 
 
 class ODataV4(ODATAVersion):

pyodata/v4/build_functions.py

@@ -92,7 +92,10 @@ def build_schema(config: Config, schema_nodes):
             for ref_con in nav_prop.referential_constraints:
                 try:
                     proprty = stype.proprty(ref_con.proprty_name)
-                    referenced_proprty = nav_prop.typ.proprty(ref_con.referenced_proprty_name)
+                    if nav_prop.typ.is_collection:
+                        referenced_proprty = nav_prop.typ.item_type.proprty(ref_con.referenced_proprty_name)
+                    else:
+                        referenced_proprty = nav_prop.typ.proprty(ref_con.referenced_proprty_name)
                 except PyODataModelError as ex:
                     config.err_policy(ParserError.REFERENTIAL_CONSTRAINT).resolve(ex)
                     proprty = NullProperty(ref_con.proprty_name)