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Diffstat (limited to 'generator/google/protobuf/internal/wire_format_test.py')
-rw-r--r-- | generator/google/protobuf/internal/wire_format_test.py | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/generator/google/protobuf/internal/wire_format_test.py b/generator/google/protobuf/internal/wire_format_test.py deleted file mode 100644 index da120f3..0000000 --- a/generator/google/protobuf/internal/wire_format_test.py +++ /dev/null @@ -1,257 +0,0 @@ -#! /usr/bin/env python -# -# Protocol Buffers - Google's data interchange format -# Copyright 2008 Google Inc. All rights reserved. -# https://developers.google.com/protocol-buffers/ -# -# 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. - -"""Test for google.protobuf.internal.wire_format.""" - -__author__ = 'robinson@google.com (Will Robinson)' - -try: - import unittest2 as unittest #PY26 -except ImportError: - import unittest - -from google.protobuf import message -from google.protobuf.internal import wire_format - - -class WireFormatTest(unittest.TestCase): - - def testPackTag(self): - field_number = 0xabc - tag_type = 2 - self.assertEqual((field_number << 3) | tag_type, - wire_format.PackTag(field_number, tag_type)) - PackTag = wire_format.PackTag - # Number too high. - self.assertRaises(message.EncodeError, PackTag, field_number, 6) - # Number too low. - self.assertRaises(message.EncodeError, PackTag, field_number, -1) - - def testUnpackTag(self): - # Test field numbers that will require various varint sizes. - for expected_field_number in (1, 15, 16, 2047, 2048): - for expected_wire_type in range(6): # Highest-numbered wiretype is 5. - field_number, wire_type = wire_format.UnpackTag( - wire_format.PackTag(expected_field_number, expected_wire_type)) - self.assertEqual(expected_field_number, field_number) - self.assertEqual(expected_wire_type, wire_type) - - self.assertRaises(TypeError, wire_format.UnpackTag, None) - self.assertRaises(TypeError, wire_format.UnpackTag, 'abc') - self.assertRaises(TypeError, wire_format.UnpackTag, 0.0) - self.assertRaises(TypeError, wire_format.UnpackTag, object()) - - def testZigZagEncode(self): - Z = wire_format.ZigZagEncode - self.assertEqual(0, Z(0)) - self.assertEqual(1, Z(-1)) - self.assertEqual(2, Z(1)) - self.assertEqual(3, Z(-2)) - self.assertEqual(4, Z(2)) - self.assertEqual(0xfffffffe, Z(0x7fffffff)) - self.assertEqual(0xffffffff, Z(-0x80000000)) - self.assertEqual(0xfffffffffffffffe, Z(0x7fffffffffffffff)) - self.assertEqual(0xffffffffffffffff, Z(-0x8000000000000000)) - - self.assertRaises(TypeError, Z, None) - self.assertRaises(TypeError, Z, 'abcd') - self.assertRaises(TypeError, Z, 0.0) - self.assertRaises(TypeError, Z, object()) - - def testZigZagDecode(self): - Z = wire_format.ZigZagDecode - self.assertEqual(0, Z(0)) - self.assertEqual(-1, Z(1)) - self.assertEqual(1, Z(2)) - self.assertEqual(-2, Z(3)) - self.assertEqual(2, Z(4)) - self.assertEqual(0x7fffffff, Z(0xfffffffe)) - self.assertEqual(-0x80000000, Z(0xffffffff)) - self.assertEqual(0x7fffffffffffffff, Z(0xfffffffffffffffe)) - self.assertEqual(-0x8000000000000000, Z(0xffffffffffffffff)) - - self.assertRaises(TypeError, Z, None) - self.assertRaises(TypeError, Z, 'abcd') - self.assertRaises(TypeError, Z, 0.0) - self.assertRaises(TypeError, Z, object()) - - def NumericByteSizeTestHelper(self, byte_size_fn, value, expected_value_size): - # Use field numbers that cause various byte sizes for the tag information. - for field_number, tag_bytes in ((15, 1), (16, 2), (2047, 2), (2048, 3)): - expected_size = expected_value_size + tag_bytes - actual_size = byte_size_fn(field_number, value) - self.assertEqual(expected_size, actual_size, - 'byte_size_fn: %s, field_number: %d, value: %r\n' - 'Expected: %d, Actual: %d'% ( - byte_size_fn, field_number, value, expected_size, actual_size)) - - def testByteSizeFunctions(self): - # Test all numeric *ByteSize() functions. - NUMERIC_ARGS = [ - # Int32ByteSize(). - [wire_format.Int32ByteSize, 0, 1], - [wire_format.Int32ByteSize, 127, 1], - [wire_format.Int32ByteSize, 128, 2], - [wire_format.Int32ByteSize, -1, 10], - # Int64ByteSize(). - [wire_format.Int64ByteSize, 0, 1], - [wire_format.Int64ByteSize, 127, 1], - [wire_format.Int64ByteSize, 128, 2], - [wire_format.Int64ByteSize, -1, 10], - # UInt32ByteSize(). - [wire_format.UInt32ByteSize, 0, 1], - [wire_format.UInt32ByteSize, 127, 1], - [wire_format.UInt32ByteSize, 128, 2], - [wire_format.UInt32ByteSize, wire_format.UINT32_MAX, 5], - # UInt64ByteSize(). - [wire_format.UInt64ByteSize, 0, 1], - [wire_format.UInt64ByteSize, 127, 1], - [wire_format.UInt64ByteSize, 128, 2], - [wire_format.UInt64ByteSize, wire_format.UINT64_MAX, 10], - # SInt32ByteSize(). - [wire_format.SInt32ByteSize, 0, 1], - [wire_format.SInt32ByteSize, -1, 1], - [wire_format.SInt32ByteSize, 1, 1], - [wire_format.SInt32ByteSize, -63, 1], - [wire_format.SInt32ByteSize, 63, 1], - [wire_format.SInt32ByteSize, -64, 1], - [wire_format.SInt32ByteSize, 64, 2], - # SInt64ByteSize(). - [wire_format.SInt64ByteSize, 0, 1], - [wire_format.SInt64ByteSize, -1, 1], - [wire_format.SInt64ByteSize, 1, 1], - [wire_format.SInt64ByteSize, -63, 1], - [wire_format.SInt64ByteSize, 63, 1], - [wire_format.SInt64ByteSize, -64, 1], - [wire_format.SInt64ByteSize, 64, 2], - # Fixed32ByteSize(). - [wire_format.Fixed32ByteSize, 0, 4], - [wire_format.Fixed32ByteSize, wire_format.UINT32_MAX, 4], - # Fixed64ByteSize(). - [wire_format.Fixed64ByteSize, 0, 8], - [wire_format.Fixed64ByteSize, wire_format.UINT64_MAX, 8], - # SFixed32ByteSize(). - [wire_format.SFixed32ByteSize, 0, 4], - [wire_format.SFixed32ByteSize, wire_format.INT32_MIN, 4], - [wire_format.SFixed32ByteSize, wire_format.INT32_MAX, 4], - # SFixed64ByteSize(). - [wire_format.SFixed64ByteSize, 0, 8], - [wire_format.SFixed64ByteSize, wire_format.INT64_MIN, 8], - [wire_format.SFixed64ByteSize, wire_format.INT64_MAX, 8], - # FloatByteSize(). - [wire_format.FloatByteSize, 0.0, 4], - [wire_format.FloatByteSize, 1000000000.0, 4], - [wire_format.FloatByteSize, -1000000000.0, 4], - # DoubleByteSize(). - [wire_format.DoubleByteSize, 0.0, 8], - [wire_format.DoubleByteSize, 1000000000.0, 8], - [wire_format.DoubleByteSize, -1000000000.0, 8], - # BoolByteSize(). - [wire_format.BoolByteSize, False, 1], - [wire_format.BoolByteSize, True, 1], - # EnumByteSize(). - [wire_format.EnumByteSize, 0, 1], - [wire_format.EnumByteSize, 127, 1], - [wire_format.EnumByteSize, 128, 2], - [wire_format.EnumByteSize, wire_format.UINT32_MAX, 5], - ] - for args in NUMERIC_ARGS: - self.NumericByteSizeTestHelper(*args) - - # Test strings and bytes. - for byte_size_fn in (wire_format.StringByteSize, wire_format.BytesByteSize): - # 1 byte for tag, 1 byte for length, 3 bytes for contents. - self.assertEqual(5, byte_size_fn(10, 'abc')) - # 2 bytes for tag, 1 byte for length, 3 bytes for contents. - self.assertEqual(6, byte_size_fn(16, 'abc')) - # 2 bytes for tag, 2 bytes for length, 128 bytes for contents. - self.assertEqual(132, byte_size_fn(16, 'a' * 128)) - - # Test UTF-8 string byte size calculation. - # 1 byte for tag, 1 byte for length, 8 bytes for content. - self.assertEqual(10, wire_format.StringByteSize( - 5, b'\xd0\xa2\xd0\xb5\xd1\x81\xd1\x82'.decode('utf-8'))) - - class MockMessage(object): - def __init__(self, byte_size): - self.byte_size = byte_size - def ByteSize(self): - return self.byte_size - - message_byte_size = 10 - mock_message = MockMessage(byte_size=message_byte_size) - # Test groups. - # (2 * 1) bytes for begin and end tags, plus message_byte_size. - self.assertEqual(2 + message_byte_size, - wire_format.GroupByteSize(1, mock_message)) - # (2 * 2) bytes for begin and end tags, plus message_byte_size. - self.assertEqual(4 + message_byte_size, - wire_format.GroupByteSize(16, mock_message)) - - # Test messages. - # 1 byte for tag, plus 1 byte for length, plus contents. - self.assertEqual(2 + mock_message.byte_size, - wire_format.MessageByteSize(1, mock_message)) - # 2 bytes for tag, plus 1 byte for length, plus contents. - self.assertEqual(3 + mock_message.byte_size, - wire_format.MessageByteSize(16, mock_message)) - # 2 bytes for tag, plus 2 bytes for length, plus contents. - mock_message.byte_size = 128 - self.assertEqual(4 + mock_message.byte_size, - wire_format.MessageByteSize(16, mock_message)) - - - # Test message set item byte size. - # 4 bytes for tags, plus 1 byte for length, plus 1 byte for type_id, - # plus contents. - mock_message.byte_size = 10 - self.assertEqual(mock_message.byte_size + 6, - wire_format.MessageSetItemByteSize(1, mock_message)) - - # 4 bytes for tags, plus 2 bytes for length, plus 1 byte for type_id, - # plus contents. - mock_message.byte_size = 128 - self.assertEqual(mock_message.byte_size + 7, - wire_format.MessageSetItemByteSize(1, mock_message)) - - # 4 bytes for tags, plus 2 bytes for length, plus 2 byte for type_id, - # plus contents. - self.assertEqual(mock_message.byte_size + 8, - wire_format.MessageSetItemByteSize(128, mock_message)) - - # Too-long varint. - self.assertRaises(message.EncodeError, - wire_format.UInt64ByteSize, 1, 1 << 128) - - -if __name__ == '__main__': - unittest.main() |