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Diffstat (limited to 'third_party/protobuf/3.4.0/python/compatibility_tests/v2.5.0/tests/google/protobuf/internal/message_test.py')
| -rwxr-xr-x | third_party/protobuf/3.4.0/python/compatibility_tests/v2.5.0/tests/google/protobuf/internal/message_test.py | 494 |
1 files changed, 494 insertions, 0 deletions
diff --git a/third_party/protobuf/3.4.0/python/compatibility_tests/v2.5.0/tests/google/protobuf/internal/message_test.py b/third_party/protobuf/3.4.0/python/compatibility_tests/v2.5.0/tests/google/protobuf/internal/message_test.py new file mode 100755 index 0000000000..53e9d50780 --- /dev/null +++ b/third_party/protobuf/3.4.0/python/compatibility_tests/v2.5.0/tests/google/protobuf/internal/message_test.py @@ -0,0 +1,494 @@ +#! /usr/bin/python +# +# 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. + +"""Tests python protocol buffers against the golden message. + +Note that the golden messages exercise every known field type, thus this +test ends up exercising and verifying nearly all of the parsing and +serialization code in the whole library. + +TODO(kenton): Merge with wire_format_test? It doesn't make a whole lot of +sense to call this a test of the "message" module, which only declares an +abstract interface. +""" + +__author__ = 'gps@google.com (Gregory P. Smith)' + +import copy +import math +import operator +import pickle + +import unittest +from google.protobuf import unittest_import_pb2 +from google.protobuf import unittest_pb2 +from google.protobuf.internal import api_implementation +from google.protobuf.internal import test_util +from google.protobuf import message + +# Python pre-2.6 does not have isinf() or isnan() functions, so we have +# to provide our own. +def isnan(val): + # NaN is never equal to itself. + return val != val +def isinf(val): + # Infinity times zero equals NaN. + return not isnan(val) and isnan(val * 0) +def IsPosInf(val): + return isinf(val) and (val > 0) +def IsNegInf(val): + return isinf(val) and (val < 0) + +class MessageTest(unittest.TestCase): + + def testGoldenMessage(self): + golden_data = test_util.GoldenFile('golden_message').read() + golden_message = unittest_pb2.TestAllTypes() + golden_message.ParseFromString(golden_data) + test_util.ExpectAllFieldsSet(self, golden_message) + self.assertEqual(golden_data, golden_message.SerializeToString()) + golden_copy = copy.deepcopy(golden_message) + self.assertEqual(golden_data, golden_copy.SerializeToString()) + + def testGoldenExtensions(self): + golden_data = test_util.GoldenFile('golden_message').read() + golden_message = unittest_pb2.TestAllExtensions() + golden_message.ParseFromString(golden_data) + all_set = unittest_pb2.TestAllExtensions() + test_util.SetAllExtensions(all_set) + self.assertEquals(all_set, golden_message) + self.assertEqual(golden_data, golden_message.SerializeToString()) + golden_copy = copy.deepcopy(golden_message) + self.assertEqual(golden_data, golden_copy.SerializeToString()) + + def testGoldenPackedMessage(self): + golden_data = test_util.GoldenFile('golden_packed_fields_message').read() + golden_message = unittest_pb2.TestPackedTypes() + golden_message.ParseFromString(golden_data) + all_set = unittest_pb2.TestPackedTypes() + test_util.SetAllPackedFields(all_set) + self.assertEquals(all_set, golden_message) + self.assertEqual(golden_data, all_set.SerializeToString()) + golden_copy = copy.deepcopy(golden_message) + self.assertEqual(golden_data, golden_copy.SerializeToString()) + + def testGoldenPackedExtensions(self): + golden_data = test_util.GoldenFile('golden_packed_fields_message').read() + golden_message = unittest_pb2.TestPackedExtensions() + golden_message.ParseFromString(golden_data) + all_set = unittest_pb2.TestPackedExtensions() + test_util.SetAllPackedExtensions(all_set) + self.assertEquals(all_set, golden_message) + self.assertEqual(golden_data, all_set.SerializeToString()) + golden_copy = copy.deepcopy(golden_message) + self.assertEqual(golden_data, golden_copy.SerializeToString()) + + def testPickleSupport(self): + golden_data = test_util.GoldenFile('golden_message').read() + golden_message = unittest_pb2.TestAllTypes() + golden_message.ParseFromString(golden_data) + pickled_message = pickle.dumps(golden_message) + + unpickled_message = pickle.loads(pickled_message) + self.assertEquals(unpickled_message, golden_message) + + def testPickleIncompleteProto(self): + golden_message = unittest_pb2.TestRequired(a=1) + pickled_message = pickle.dumps(golden_message) + + unpickled_message = pickle.loads(pickled_message) + self.assertEquals(unpickled_message, golden_message) + self.assertEquals(unpickled_message.a, 1) + # This is still an incomplete proto - so serializing should fail + self.assertRaises(message.EncodeError, unpickled_message.SerializeToString) + + def testPositiveInfinity(self): + golden_data = ('\x5D\x00\x00\x80\x7F' + '\x61\x00\x00\x00\x00\x00\x00\xF0\x7F' + '\xCD\x02\x00\x00\x80\x7F' + '\xD1\x02\x00\x00\x00\x00\x00\x00\xF0\x7F') + golden_message = unittest_pb2.TestAllTypes() + golden_message.ParseFromString(golden_data) + self.assertTrue(IsPosInf(golden_message.optional_float)) + self.assertTrue(IsPosInf(golden_message.optional_double)) + self.assertTrue(IsPosInf(golden_message.repeated_float[0])) + self.assertTrue(IsPosInf(golden_message.repeated_double[0])) + self.assertEqual(golden_data, golden_message.SerializeToString()) + + def testNegativeInfinity(self): + golden_data = ('\x5D\x00\x00\x80\xFF' + '\x61\x00\x00\x00\x00\x00\x00\xF0\xFF' + '\xCD\x02\x00\x00\x80\xFF' + '\xD1\x02\x00\x00\x00\x00\x00\x00\xF0\xFF') + golden_message = unittest_pb2.TestAllTypes() + golden_message.ParseFromString(golden_data) + self.assertTrue(IsNegInf(golden_message.optional_float)) + self.assertTrue(IsNegInf(golden_message.optional_double)) + self.assertTrue(IsNegInf(golden_message.repeated_float[0])) + self.assertTrue(IsNegInf(golden_message.repeated_double[0])) + self.assertEqual(golden_data, golden_message.SerializeToString()) + + def testNotANumber(self): + golden_data = ('\x5D\x00\x00\xC0\x7F' + '\x61\x00\x00\x00\x00\x00\x00\xF8\x7F' + '\xCD\x02\x00\x00\xC0\x7F' + '\xD1\x02\x00\x00\x00\x00\x00\x00\xF8\x7F') + golden_message = unittest_pb2.TestAllTypes() + golden_message.ParseFromString(golden_data) + self.assertTrue(isnan(golden_message.optional_float)) + self.assertTrue(isnan(golden_message.optional_double)) + self.assertTrue(isnan(golden_message.repeated_float[0])) + self.assertTrue(isnan(golden_message.repeated_double[0])) + + # The protocol buffer may serialize to any one of multiple different + # representations of a NaN. Rather than verify a specific representation, + # verify the serialized string can be converted into a correctly + # behaving protocol buffer. + serialized = golden_message.SerializeToString() + message = unittest_pb2.TestAllTypes() + message.ParseFromString(serialized) + self.assertTrue(isnan(message.optional_float)) + self.assertTrue(isnan(message.optional_double)) + self.assertTrue(isnan(message.repeated_float[0])) + self.assertTrue(isnan(message.repeated_double[0])) + + def testPositiveInfinityPacked(self): + golden_data = ('\xA2\x06\x04\x00\x00\x80\x7F' + '\xAA\x06\x08\x00\x00\x00\x00\x00\x00\xF0\x7F') + golden_message = unittest_pb2.TestPackedTypes() + golden_message.ParseFromString(golden_data) + self.assertTrue(IsPosInf(golden_message.packed_float[0])) + self.assertTrue(IsPosInf(golden_message.packed_double[0])) + self.assertEqual(golden_data, golden_message.SerializeToString()) + + def testNegativeInfinityPacked(self): + golden_data = ('\xA2\x06\x04\x00\x00\x80\xFF' + '\xAA\x06\x08\x00\x00\x00\x00\x00\x00\xF0\xFF') + golden_message = unittest_pb2.TestPackedTypes() + golden_message.ParseFromString(golden_data) + self.assertTrue(IsNegInf(golden_message.packed_float[0])) + self.assertTrue(IsNegInf(golden_message.packed_double[0])) + self.assertEqual(golden_data, golden_message.SerializeToString()) + + def testNotANumberPacked(self): + golden_data = ('\xA2\x06\x04\x00\x00\xC0\x7F' + '\xAA\x06\x08\x00\x00\x00\x00\x00\x00\xF8\x7F') + golden_message = unittest_pb2.TestPackedTypes() + golden_message.ParseFromString(golden_data) + self.assertTrue(isnan(golden_message.packed_float[0])) + self.assertTrue(isnan(golden_message.packed_double[0])) + + serialized = golden_message.SerializeToString() + message = unittest_pb2.TestPackedTypes() + message.ParseFromString(serialized) + self.assertTrue(isnan(message.packed_float[0])) + self.assertTrue(isnan(message.packed_double[0])) + + def testExtremeFloatValues(self): + message = unittest_pb2.TestAllTypes() + + # Most positive exponent, no significand bits set. + kMostPosExponentNoSigBits = math.pow(2, 127) + message.optional_float = kMostPosExponentNoSigBits + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_float == kMostPosExponentNoSigBits) + + # Most positive exponent, one significand bit set. + kMostPosExponentOneSigBit = 1.5 * math.pow(2, 127) + message.optional_float = kMostPosExponentOneSigBit + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_float == kMostPosExponentOneSigBit) + + # Repeat last two cases with values of same magnitude, but negative. + message.optional_float = -kMostPosExponentNoSigBits + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_float == -kMostPosExponentNoSigBits) + + message.optional_float = -kMostPosExponentOneSigBit + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_float == -kMostPosExponentOneSigBit) + + # Most negative exponent, no significand bits set. + kMostNegExponentNoSigBits = math.pow(2, -127) + message.optional_float = kMostNegExponentNoSigBits + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_float == kMostNegExponentNoSigBits) + + # Most negative exponent, one significand bit set. + kMostNegExponentOneSigBit = 1.5 * math.pow(2, -127) + message.optional_float = kMostNegExponentOneSigBit + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_float == kMostNegExponentOneSigBit) + + # Repeat last two cases with values of the same magnitude, but negative. + message.optional_float = -kMostNegExponentNoSigBits + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_float == -kMostNegExponentNoSigBits) + + message.optional_float = -kMostNegExponentOneSigBit + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_float == -kMostNegExponentOneSigBit) + + def testExtremeDoubleValues(self): + message = unittest_pb2.TestAllTypes() + + # Most positive exponent, no significand bits set. + kMostPosExponentNoSigBits = math.pow(2, 1023) + message.optional_double = kMostPosExponentNoSigBits + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_double == kMostPosExponentNoSigBits) + + # Most positive exponent, one significand bit set. + kMostPosExponentOneSigBit = 1.5 * math.pow(2, 1023) + message.optional_double = kMostPosExponentOneSigBit + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_double == kMostPosExponentOneSigBit) + + # Repeat last two cases with values of same magnitude, but negative. + message.optional_double = -kMostPosExponentNoSigBits + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_double == -kMostPosExponentNoSigBits) + + message.optional_double = -kMostPosExponentOneSigBit + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_double == -kMostPosExponentOneSigBit) + + # Most negative exponent, no significand bits set. + kMostNegExponentNoSigBits = math.pow(2, -1023) + message.optional_double = kMostNegExponentNoSigBits + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_double == kMostNegExponentNoSigBits) + + # Most negative exponent, one significand bit set. + kMostNegExponentOneSigBit = 1.5 * math.pow(2, -1023) + message.optional_double = kMostNegExponentOneSigBit + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_double == kMostNegExponentOneSigBit) + + # Repeat last two cases with values of the same magnitude, but negative. + message.optional_double = -kMostNegExponentNoSigBits + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_double == -kMostNegExponentNoSigBits) + + message.optional_double = -kMostNegExponentOneSigBit + message.ParseFromString(message.SerializeToString()) + self.assertTrue(message.optional_double == -kMostNegExponentOneSigBit) + + def testSortingRepeatedScalarFieldsDefaultComparator(self): + """Check some different types with the default comparator.""" + message = unittest_pb2.TestAllTypes() + + # TODO(mattp): would testing more scalar types strengthen test? + message.repeated_int32.append(1) + message.repeated_int32.append(3) + message.repeated_int32.append(2) + message.repeated_int32.sort() + self.assertEqual(message.repeated_int32[0], 1) + self.assertEqual(message.repeated_int32[1], 2) + self.assertEqual(message.repeated_int32[2], 3) + + message.repeated_float.append(1.1) + message.repeated_float.append(1.3) + message.repeated_float.append(1.2) + message.repeated_float.sort() + self.assertAlmostEqual(message.repeated_float[0], 1.1) + self.assertAlmostEqual(message.repeated_float[1], 1.2) + self.assertAlmostEqual(message.repeated_float[2], 1.3) + + message.repeated_string.append('a') + message.repeated_string.append('c') + message.repeated_string.append('b') + message.repeated_string.sort() + self.assertEqual(message.repeated_string[0], 'a') + self.assertEqual(message.repeated_string[1], 'b') + self.assertEqual(message.repeated_string[2], 'c') + + message.repeated_bytes.append('a') + message.repeated_bytes.append('c') + message.repeated_bytes.append('b') + message.repeated_bytes.sort() + self.assertEqual(message.repeated_bytes[0], 'a') + self.assertEqual(message.repeated_bytes[1], 'b') + self.assertEqual(message.repeated_bytes[2], 'c') + + def testSortingRepeatedScalarFieldsCustomComparator(self): + """Check some different types with custom comparator.""" + message = unittest_pb2.TestAllTypes() + + message.repeated_int32.append(-3) + message.repeated_int32.append(-2) + message.repeated_int32.append(-1) + message.repeated_int32.sort(lambda x,y: cmp(abs(x), abs(y))) + self.assertEqual(message.repeated_int32[0], -1) + self.assertEqual(message.repeated_int32[1], -2) + self.assertEqual(message.repeated_int32[2], -3) + + message.repeated_string.append('aaa') + message.repeated_string.append('bb') + message.repeated_string.append('c') + message.repeated_string.sort(lambda x,y: cmp(len(x), len(y))) + self.assertEqual(message.repeated_string[0], 'c') + self.assertEqual(message.repeated_string[1], 'bb') + self.assertEqual(message.repeated_string[2], 'aaa') + + def testSortingRepeatedCompositeFieldsCustomComparator(self): + """Check passing a custom comparator to sort a repeated composite field.""" + message = unittest_pb2.TestAllTypes() + + message.repeated_nested_message.add().bb = 1 + message.repeated_nested_message.add().bb = 3 + message.repeated_nested_message.add().bb = 2 + message.repeated_nested_message.add().bb = 6 + message.repeated_nested_message.add().bb = 5 + message.repeated_nested_message.add().bb = 4 + message.repeated_nested_message.sort(lambda x,y: cmp(x.bb, y.bb)) + self.assertEqual(message.repeated_nested_message[0].bb, 1) + self.assertEqual(message.repeated_nested_message[1].bb, 2) + self.assertEqual(message.repeated_nested_message[2].bb, 3) + self.assertEqual(message.repeated_nested_message[3].bb, 4) + self.assertEqual(message.repeated_nested_message[4].bb, 5) + self.assertEqual(message.repeated_nested_message[5].bb, 6) + + def testRepeatedCompositeFieldSortArguments(self): + """Check sorting a repeated composite field using list.sort() arguments.""" + message = unittest_pb2.TestAllTypes() + + get_bb = operator.attrgetter('bb') + cmp_bb = lambda a, b: cmp(a.bb, b.bb) + message.repeated_nested_message.add().bb = 1 + message.repeated_nested_message.add().bb = 3 + message.repeated_nested_message.add().bb = 2 + message.repeated_nested_message.add().bb = 6 + message.repeated_nested_message.add().bb = 5 + message.repeated_nested_message.add().bb = 4 + message.repeated_nested_message.sort(key=get_bb) + self.assertEqual([k.bb for k in message.repeated_nested_message], + [1, 2, 3, 4, 5, 6]) + message.repeated_nested_message.sort(key=get_bb, reverse=True) + self.assertEqual([k.bb for k in message.repeated_nested_message], + [6, 5, 4, 3, 2, 1]) + message.repeated_nested_message.sort(sort_function=cmp_bb) + self.assertEqual([k.bb for k in message.repeated_nested_message], + [1, 2, 3, 4, 5, 6]) + message.repeated_nested_message.sort(cmp=cmp_bb, reverse=True) + self.assertEqual([k.bb for k in message.repeated_nested_message], + [6, 5, 4, 3, 2, 1]) + + def testRepeatedScalarFieldSortArguments(self): + """Check sorting a scalar field using list.sort() arguments.""" + message = unittest_pb2.TestAllTypes() + + abs_cmp = lambda a, b: cmp(abs(a), abs(b)) + message.repeated_int32.append(-3) + message.repeated_int32.append(-2) + message.repeated_int32.append(-1) + message.repeated_int32.sort(key=abs) + self.assertEqual(list(message.repeated_int32), [-1, -2, -3]) + message.repeated_int32.sort(key=abs, reverse=True) + self.assertEqual(list(message.repeated_int32), [-3, -2, -1]) + message.repeated_int32.sort(sort_function=abs_cmp) + self.assertEqual(list(message.repeated_int32), [-1, -2, -3]) + message.repeated_int32.sort(cmp=abs_cmp, reverse=True) + self.assertEqual(list(message.repeated_int32), [-3, -2, -1]) + + len_cmp = lambda a, b: cmp(len(a), len(b)) + message.repeated_string.append('aaa') + message.repeated_string.append('bb') + message.repeated_string.append('c') + message.repeated_string.sort(key=len) + self.assertEqual(list(message.repeated_string), ['c', 'bb', 'aaa']) + message.repeated_string.sort(key=len, reverse=True) + self.assertEqual(list(message.repeated_string), ['aaa', 'bb', 'c']) + message.repeated_string.sort(sort_function=len_cmp) + self.assertEqual(list(message.repeated_string), ['c', 'bb', 'aaa']) + message.repeated_string.sort(cmp=len_cmp, reverse=True) + self.assertEqual(list(message.repeated_string), ['aaa', 'bb', 'c']) + + def testParsingMerge(self): + """Check the merge behavior when a required or optional field appears + multiple times in the input.""" + messages = [ + unittest_pb2.TestAllTypes(), + unittest_pb2.TestAllTypes(), + unittest_pb2.TestAllTypes() ] + messages[0].optional_int32 = 1 + messages[1].optional_int64 = 2 + messages[2].optional_int32 = 3 + messages[2].optional_string = 'hello' + + merged_message = unittest_pb2.TestAllTypes() + merged_message.optional_int32 = 3 + merged_message.optional_int64 = 2 + merged_message.optional_string = 'hello' + + generator = unittest_pb2.TestParsingMerge.RepeatedFieldsGenerator() + generator.field1.extend(messages) + generator.field2.extend(messages) + generator.field3.extend(messages) + generator.ext1.extend(messages) + generator.ext2.extend(messages) + generator.group1.add().field1.MergeFrom(messages[0]) + generator.group1.add().field1.MergeFrom(messages[1]) + generator.group1.add().field1.MergeFrom(messages[2]) + generator.group2.add().field1.MergeFrom(messages[0]) + generator.group2.add().field1.MergeFrom(messages[1]) + generator.group2.add().field1.MergeFrom(messages[2]) + + data = generator.SerializeToString() + parsing_merge = unittest_pb2.TestParsingMerge() + parsing_merge.ParseFromString(data) + + # Required and optional fields should be merged. + self.assertEqual(parsing_merge.required_all_types, merged_message) + self.assertEqual(parsing_merge.optional_all_types, merged_message) + self.assertEqual(parsing_merge.optionalgroup.optional_group_all_types, + merged_message) + self.assertEqual(parsing_merge.Extensions[ + unittest_pb2.TestParsingMerge.optional_ext], + merged_message) + + # Repeated fields should not be merged. + self.assertEqual(len(parsing_merge.repeated_all_types), 3) + self.assertEqual(len(parsing_merge.repeatedgroup), 3) + self.assertEqual(len(parsing_merge.Extensions[ + unittest_pb2.TestParsingMerge.repeated_ext]), 3) + + + def testSortEmptyRepeatedCompositeContainer(self): + """Exercise a scenario that has led to segfaults in the past. + """ + m = unittest_pb2.TestAllTypes() + m.repeated_nested_message.sort() + + +if __name__ == '__main__': + unittest.main() |