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Diffstat (limited to 'python/google/protobuf/internal/reflection_cpp_generated_test.py')
-rwxr-xr-x | python/google/protobuf/internal/reflection_cpp_generated_test.py | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/python/google/protobuf/internal/reflection_cpp_generated_test.py b/python/google/protobuf/internal/reflection_cpp_generated_test.py new file mode 100755 index 00000000..2a0a5124 --- /dev/null +++ b/python/google/protobuf/internal/reflection_cpp_generated_test.py @@ -0,0 +1,91 @@ +#! /usr/bin/python +# -*- coding: utf-8 -*- +# +# Protocol Buffers - Google's data interchange format +# Copyright 2008 Google Inc. All rights reserved. +# http://code.google.com/p/protobuf/ +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following disclaimer +# in the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Google Inc. nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +"""Unittest for reflection.py, which tests the generated C++ implementation.""" + +__author__ = 'jasonh@google.com (Jason Hsueh)' + +import os +os.environ['PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION'] = 'cpp' + +import unittest +from google.protobuf.internal import api_implementation +from google.protobuf.internal import more_extensions_dynamic_pb2 +from google.protobuf.internal import more_extensions_pb2 +from google.protobuf.internal.reflection_test import * + + +class ReflectionCppTest(unittest.TestCase): + def testImplementationSetting(self): + self.assertEqual('cpp', api_implementation.Type()) + + def testExtensionOfGeneratedTypeInDynamicFile(self): + """Tests that a file built dynamically can extend a generated C++ type. + + The C++ implementation uses a DescriptorPool that has the generated + DescriptorPool as an underlay. Typically, a type can only find + extensions in its own pool. With the python C-extension, the generated C++ + extendee may be available, but not the extension. This tests that the + C-extension implements the correct special handling to make such extensions + available. + """ + pb1 = more_extensions_pb2.ExtendedMessage() + # Test that basic accessors work. + self.assertFalse( + pb1.HasExtension(more_extensions_dynamic_pb2.dynamic_int32_extension)) + self.assertFalse( + pb1.HasExtension(more_extensions_dynamic_pb2.dynamic_message_extension)) + pb1.Extensions[more_extensions_dynamic_pb2.dynamic_int32_extension] = 17 + pb1.Extensions[more_extensions_dynamic_pb2.dynamic_message_extension].a = 24 + self.assertTrue( + pb1.HasExtension(more_extensions_dynamic_pb2.dynamic_int32_extension)) + self.assertTrue( + pb1.HasExtension(more_extensions_dynamic_pb2.dynamic_message_extension)) + + # Now serialize the data and parse to a new message. + pb2 = more_extensions_pb2.ExtendedMessage() + pb2.MergeFromString(pb1.SerializeToString()) + + self.assertTrue( + pb2.HasExtension(more_extensions_dynamic_pb2.dynamic_int32_extension)) + self.assertTrue( + pb2.HasExtension(more_extensions_dynamic_pb2.dynamic_message_extension)) + self.assertEqual( + 17, pb2.Extensions[more_extensions_dynamic_pb2.dynamic_int32_extension]) + self.assertEqual( + 24, + pb2.Extensions[more_extensions_dynamic_pb2.dynamic_message_extension].a) + + +if __name__ == '__main__': + unittest.main() |