def testStructDefinition(self):
"""Ensure that errors in struct definitions are raised."""
# A descriptor without a field number should raise.
self.assertRaises(type_info.TypeValueError,
rdf_structs.ProtoEmbedded,
name="name")
# Adding a duplicate field number should raise.
self.assertRaises(
type_info.TypeValueError, TestStruct.AddDescriptor,
rdf_structs.ProtoUnsignedInteger(name="int", field_number=2))
# Adding a descriptor which is not a Proto* descriptor is not allowed for
# Struct fields:
self.assertRaises(type_info.TypeValueError, TestStruct.AddDescriptor,
type_info.String(name="int"))
class TestStruct(rdf_structs.RDFProtoStruct):
"""A test struct object."""
type_description = type_info.TypeDescriptorSet(
rdf_structs.ProtoString(
name="foobar",
field_number=1,
default="string",
description="A string value",
labels=[rdf_structs.SemanticDescriptor.Labels.HIDDEN]),
rdf_structs.ProtoUnsignedInteger(
name="int", field_number=2, default=5,
description="An integer value"),
rdf_structs.ProtoList(
rdf_structs.ProtoString(
name="repeated",
field_number=3,
description="A repeated string value")),
# We can serialize an arbitrary RDFValue. This will be serialized into a
# binary string and parsed on demand.
rdf_structs.ProtoRDFValue(
name="urn",
field_number=6,
default=rdfvalue.RDFURN("www.google.com"),
rdf_type="RDFURN",
description="An arbitrary RDFValue field."),
rdf_structs.ProtoEnum(
name="type",
field_number=7,
enum_name="Type",
enum={
"FIRST": 1,
"SECOND": 2,
"THIRD": 3
},
default=3,
description="An enum field"),
rdf_structs.ProtoFloat(
name="float",
field_number=8,
description="A float number",
default=1.1),
)
class UnionTest(rdf_structs.RDFProtoStruct):
union_field = "struct_flavor"
type_description = type_info.TypeDescriptorSet(
rdf_structs.ProtoEnum(name="struct_flavor",
field_number=1,
enum_name="Type",
enum=dict(FIRST=1, SECOND=2, THIRD=3),
default=3,
description="An union enum field"),
rdf_structs.ProtoFloat(name="first",
field_number=2,
description="A float number",
default=1.1),
rdf_structs.ProtoString(name="second",
field_number=3,
default="string",
description="A string value"),
rdf_structs.ProtoUnsignedInteger(name="third",
field_number=4,
default=5,
description="An integer value"),
)
class PartialTest1(rdf_structs.RDFProtoStruct):
"""This is a protobuf with fewer fields than TestStruct."""
type_description = type_info.TypeDescriptorSet(
rdf_structs.ProtoUnsignedInteger(name="int", field_number=2),)