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#
# Protocol Buffers - Google's data interchange format
# Copyright 2008 Google Inc. All rights reserved.
# https://developers.google.com/protocol-buffers/
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"""Tests for google.protobuf.symbol_database."""
try:
import unittest2 as unittest #PY26
except ImportError:
import unittest
from google.protobuf import unittest_pb2
from google.protobuf import descriptor
from google.protobuf import descriptor_pool
from google.protobuf import symbol_database
class SymbolDatabaseTest(unittest.TestCase):
def _Database(self):
if descriptor._USE_C_DESCRIPTORS:
# The C++ implementation does not allow mixing descriptors from
# different pools.
db = symbol_database.SymbolDatabase(pool=descriptor_pool.Default())
else:
db = symbol_database.SymbolDatabase()
# Register representative types from unittest_pb2.
db.RegisterFileDescriptor(unittest_pb2.DESCRIPTOR)
db.RegisterMessage(unittest_pb2.TestAllTypes)
db.RegisterMessage(unittest_pb2.TestAllTypes.NestedMessage)
db.RegisterMessage(unittest_pb2.TestAllTypes.OptionalGroup)
db.RegisterMessage(unittest_pb2.TestAllTypes.RepeatedGroup)
db.RegisterEnumDescriptor(unittest_pb2.ForeignEnum.DESCRIPTOR)
db.RegisterEnumDescriptor(unittest_pb2.TestAllTypes.NestedEnum.DESCRIPTOR)
db.RegisterServiceDescriptor(unittest_pb2._TESTSERVICE)
return db
def testGetPrototype(self):
instance = self._Database().GetPrototype(
unittest_pb2.TestAllTypes.DESCRIPTOR)
self.assertTrue(instance is unittest_pb2.TestAllTypes)
def testGetMessages(self):
messages = self._Database().GetMessages(
['google/protobuf/unittest.proto'])
self.assertTrue(
unittest_pb2.TestAllTypes is
messages['protobuf_unittest.TestAllTypes'])
def testGetSymbol(self):
self.assertEqual(
unittest_pb2.TestAllTypes, self._Database().GetSymbol(
'protobuf_unittest.TestAllTypes'))
self.assertEqual(
unittest_pb2.TestAllTypes.NestedMessage, self._Database().GetSymbol(
'protobuf_unittest.TestAllTypes.NestedMessage'))
self.assertEqual(
unittest_pb2.TestAllTypes.OptionalGroup, self._Database().GetSymbol(
'protobuf_unittest.TestAllTypes.OptionalGroup'))
self.assertEqual(
unittest_pb2.TestAllTypes.RepeatedGroup, self._Database().GetSymbol(
'protobuf_unittest.TestAllTypes.RepeatedGroup'))
def testEnums(self):
# Check registration of types in the pool.
self.assertEqual(
'protobuf_unittest.ForeignEnum',
self._Database().pool.FindEnumTypeByName(
'protobuf_unittest.ForeignEnum').full_name)
self.assertEqual(
'protobuf_unittest.TestAllTypes.NestedEnum',
self._Database().pool.FindEnumTypeByName(
'protobuf_unittest.TestAllTypes.NestedEnum').full_name)
def testFindMessageTypeByName(self):
self.assertEqual(
'protobuf_unittest.TestAllTypes',
self._Database().pool.FindMessageTypeByName(
'protobuf_unittest.TestAllTypes').full_name)
self.assertEqual(
'protobuf_unittest.TestAllTypes.NestedMessage',
self._Database().pool.FindMessageTypeByName(
'protobuf_unittest.TestAllTypes.NestedMessage').full_name)
def testFindServiceByName(self):
self.assertEqual(
'protobuf_unittest.TestService',
self._Database().pool.FindServiceByName(
'protobuf_unittest.TestService').full_name)
def testFindFileContainingSymbol(self):
# Lookup based on either enum or message.
self.assertEqual(
'google/protobuf/unittest.proto',
self._Database().pool.FindFileContainingSymbol(
'protobuf_unittest.TestAllTypes.NestedEnum').name)
self.assertEqual(
'google/protobuf/unittest.proto',
self._Database().pool.FindFileContainingSymbol(
'protobuf_unittest.TestAllTypes').name)
def testFindFileByName(self):
self.assertEqual(
'google/protobuf/unittest.proto',
self._Database().pool.FindFileByName(
'google/protobuf/unittest.proto').name)
if __name__ == '__main__':
unittest.main()