mirror of
https://gitlab.com/kelteseth/ScreenPlay.git
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290 lines
12 KiB
C++
290 lines
12 KiB
C++
// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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// https://developers.google.com/protocol-buffers/
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <google/protobuf/unittest.pb.h>
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#include <google/protobuf/unittest_preserve_unknown_enum.pb.h>
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#include <google/protobuf/unittest_preserve_unknown_enum2.pb.h>
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#include <google/protobuf/dynamic_message.h>
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#include <google/protobuf/descriptor.h>
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#include <gtest/gtest.h>
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namespace google {
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namespace protobuf {
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namespace {
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void FillMessage(
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proto3_preserve_unknown_enum_unittest::MyMessagePlusExtra* message) {
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message->set_e(
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proto3_preserve_unknown_enum_unittest::E_EXTRA);
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message->add_repeated_e(
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proto3_preserve_unknown_enum_unittest::E_EXTRA);
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message->add_repeated_packed_e(
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proto3_preserve_unknown_enum_unittest::E_EXTRA);
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message->add_repeated_packed_unexpected_e(
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proto3_preserve_unknown_enum_unittest::E_EXTRA);
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message->set_oneof_e_1(
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proto3_preserve_unknown_enum_unittest::E_EXTRA);
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}
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void CheckMessage(
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const proto3_preserve_unknown_enum_unittest::MyMessagePlusExtra& message) {
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EXPECT_EQ(proto3_preserve_unknown_enum_unittest::E_EXTRA,
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message.e());
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EXPECT_EQ(1, message.repeated_e_size());
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EXPECT_EQ(proto3_preserve_unknown_enum_unittest::E_EXTRA,
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message.repeated_e(0));
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EXPECT_EQ(1, message.repeated_packed_e_size());
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EXPECT_EQ(proto3_preserve_unknown_enum_unittest::E_EXTRA,
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message.repeated_packed_e(0));
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EXPECT_EQ(1, message.repeated_packed_unexpected_e_size());
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EXPECT_EQ(proto3_preserve_unknown_enum_unittest::E_EXTRA,
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message.repeated_packed_unexpected_e(0));
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EXPECT_EQ(proto3_preserve_unknown_enum_unittest::E_EXTRA,
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message.oneof_e_1());
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}
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void CheckMessage(
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const proto3_preserve_unknown_enum_unittest::MyMessage& message) {
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EXPECT_EQ(static_cast<int>(
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proto3_preserve_unknown_enum_unittest::E_EXTRA),
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static_cast<int>(message.e()));
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EXPECT_EQ(1, message.repeated_e_size());
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EXPECT_EQ(static_cast<int>(
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proto3_preserve_unknown_enum_unittest::E_EXTRA),
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static_cast<int>(message.repeated_e(0)));
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EXPECT_EQ(1, message.repeated_packed_e_size());
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EXPECT_EQ(static_cast<int>(
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proto3_preserve_unknown_enum_unittest::E_EXTRA),
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static_cast<int>(message.repeated_packed_e(0)));
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EXPECT_EQ(1, message.repeated_packed_unexpected_e_size());
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EXPECT_EQ(static_cast<int>(
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proto3_preserve_unknown_enum_unittest::E_EXTRA),
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static_cast<int>(message.repeated_packed_unexpected_e(0)));
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EXPECT_EQ(static_cast<int>(
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proto3_preserve_unknown_enum_unittest::E_EXTRA),
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static_cast<int>(message.oneof_e_1()));
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}
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} // anonymous namespace
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// Test that parsing preserves an unknown value in the enum field and does not
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// punt it to the UnknownFieldSet.
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TEST(PreserveUnknownEnumTest, PreserveParseAndSerialize) {
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proto3_preserve_unknown_enum_unittest::MyMessagePlusExtra orig_message;
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FillMessage(&orig_message);
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string serialized;
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orig_message.SerializeToString(&serialized);
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proto3_preserve_unknown_enum_unittest::MyMessage message;
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EXPECT_EQ(true, message.ParseFromString(serialized));
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CheckMessage(message);
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serialized.clear();
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message.SerializeToString(&serialized);
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EXPECT_EQ(true, orig_message.ParseFromString(serialized));
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CheckMessage(orig_message);
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}
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// Test that reflection based implementation also keeps unknown enum values and
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// doesn't put them into UnknownFieldSet.
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TEST(PreserveUnknownEnumTest, PreserveParseAndSerializeDynamicMessage) {
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proto3_preserve_unknown_enum_unittest::MyMessagePlusExtra orig_message;
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FillMessage(&orig_message);
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string serialized = orig_message.SerializeAsString();
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google::protobuf::DynamicMessageFactory factory;
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std::unique_ptr<google::protobuf::Message> message(factory.GetPrototype(
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proto3_preserve_unknown_enum_unittest::MyMessage::descriptor())->New());
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EXPECT_EQ(true, message->ParseFromString(serialized));
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message->DiscardUnknownFields();
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serialized = message->SerializeAsString();
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EXPECT_EQ(true, orig_message.ParseFromString(serialized));
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CheckMessage(orig_message);
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}
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// Test that for proto2 messages, unknown values are in unknown fields.
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TEST(PreserveUnknownEnumTest, Proto2HidesUnknownValues) {
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proto3_preserve_unknown_enum_unittest::MyMessagePlusExtra orig_message;
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FillMessage(&orig_message);
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string serialized;
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orig_message.SerializeToString(&serialized);
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proto2_preserve_unknown_enum_unittest::MyMessage message;
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EXPECT_EQ(true, message.ParseFromString(serialized));
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// The intermediate message has everything in its "unknown fields".
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proto2_preserve_unknown_enum_unittest::MyMessage message2 = message;
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message2.DiscardUnknownFields();
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EXPECT_EQ(0, message2.ByteSize());
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// But when we pass it to the correct structure, all values are there.
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serialized.clear();
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message.SerializeToString(&serialized);
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EXPECT_EQ(true, orig_message.ParseFromString(serialized));
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CheckMessage(orig_message);
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}
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// Same as before, for a dynamic message.
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TEST(PreserveUnknownEnumTest, DynamicProto2HidesUnknownValues) {
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proto3_preserve_unknown_enum_unittest::MyMessagePlusExtra orig_message;
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FillMessage(&orig_message);
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string serialized;
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orig_message.SerializeToString(&serialized);
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google::protobuf::DynamicMessageFactory factory;
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std::unique_ptr<google::protobuf::Message> message(factory.GetPrototype(
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proto2_preserve_unknown_enum_unittest::MyMessage::descriptor())->New());
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EXPECT_EQ(true, message->ParseFromString(serialized));
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// The intermediate message has everything in its "unknown fields".
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proto2_preserve_unknown_enum_unittest::MyMessage message2;
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message2.CopyFrom(*message);
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message2.DiscardUnknownFields();
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EXPECT_EQ(0, message2.ByteSize());
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// But when we pass it to the correct structure, all values are there.
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serialized.clear();
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message->SerializeToString(&serialized);
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EXPECT_EQ(true, orig_message.ParseFromString(serialized));
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CheckMessage(orig_message);
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}
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// Test that reflection provides EnumValueDescriptors for unknown values.
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TEST(PreserveUnknownEnumTest, DynamicEnumValueDescriptors) {
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proto3_preserve_unknown_enum_unittest::MyMessagePlusExtra orig_message;
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FillMessage(&orig_message);
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string serialized;
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orig_message.SerializeToString(&serialized);
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proto3_preserve_unknown_enum_unittest::MyMessage message;
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EXPECT_EQ(true, message.ParseFromString(serialized));
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CheckMessage(message);
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const google::protobuf::Reflection* r = message.GetReflection();
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const google::protobuf::Descriptor* d = message.GetDescriptor();
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const google::protobuf::FieldDescriptor* field = d->FindFieldByName("e");
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// This should dynamically create an EnumValueDescriptor.
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const google::protobuf::EnumValueDescriptor* enum_value = r->GetEnum(message, field);
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EXPECT_EQ(enum_value->number(),
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static_cast<int>(proto3_preserve_unknown_enum_unittest::E_EXTRA));
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// Fetching value for a second time should return the same pointer.
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const google::protobuf::EnumValueDescriptor* enum_value_second =
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r->GetEnum(message, field);
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EXPECT_EQ(enum_value, enum_value_second);
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// Check the repeated case too.
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const google::protobuf::FieldDescriptor* repeated_field =
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d->FindFieldByName("repeated_e");
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enum_value = r->GetRepeatedEnum(message, repeated_field, 0);
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EXPECT_EQ(enum_value->number(),
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static_cast<int>(proto3_preserve_unknown_enum_unittest::E_EXTRA));
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// Should reuse the same EnumValueDescriptor, even for a different field.
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EXPECT_EQ(enum_value, enum_value_second);
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// We should be able to use the returned value descriptor to set a value on
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// another message.
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google::protobuf::Message* m = message.New();
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r->SetEnum(m, field, enum_value);
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EXPECT_EQ(enum_value, r->GetEnum(*m, field));
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delete m;
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}
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// Test that the new integer-based enum reflection API works.
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TEST(PreserveUnknownEnumTest, IntegerEnumReflectionAPI) {
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proto3_preserve_unknown_enum_unittest::MyMessage message;
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const google::protobuf::Reflection* r = message.GetReflection();
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const google::protobuf::Descriptor* d = message.GetDescriptor();
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const google::protobuf::FieldDescriptor* singular_field = d->FindFieldByName("e");
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const google::protobuf::FieldDescriptor* repeated_field =
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d->FindFieldByName("repeated_e");
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r->SetEnumValue(&message, singular_field, 42);
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EXPECT_EQ(42, r->GetEnumValue(message, singular_field));
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r->AddEnumValue(&message, repeated_field, 42);
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r->AddEnumValue(&message, repeated_field, 42);
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EXPECT_EQ(42, r->GetRepeatedEnumValue(message, repeated_field, 0));
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r->SetRepeatedEnumValue(&message, repeated_field, 1, 84);
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EXPECT_EQ(84, r->GetRepeatedEnumValue(message, repeated_field, 1));
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const google::protobuf::EnumValueDescriptor* enum_value = r->GetEnum(message,
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singular_field);
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EXPECT_EQ(42, enum_value->number());
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}
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// Test that the EnumValue API works properly for proto2 messages as well.
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TEST(PreserveUnknownEnumTest, Proto2CatchesUnknownValues) {
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protobuf_unittest::TestAllTypes message; // proto2 message
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const google::protobuf::Reflection* r = message.GetReflection();
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const google::protobuf::Descriptor* d = message.GetDescriptor();
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const google::protobuf::FieldDescriptor* repeated_field =
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d->FindFieldByName("repeated_nested_enum");
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// Add one element to the repeated field so that we can test
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// SetRepeatedEnumValue.
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const google::protobuf::EnumValueDescriptor* enum_value =
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repeated_field->enum_type()->FindValueByName("BAR");
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EXPECT_TRUE(enum_value != NULL);
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r->AddEnum(&message, repeated_field, enum_value);
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#ifdef PROTOBUF_HAS_DEATH_TEST
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const google::protobuf::FieldDescriptor* singular_field =
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d->FindFieldByName("optional_nested_enum");
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// Enum-field integer-based setters GOOGLE_DCHECK-fail on invalid values, in order to
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// remain consistent with proto2 generated code.
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EXPECT_DEBUG_DEATH({
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r->SetEnumValue(&message, singular_field, 4242);
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r->GetEnum(message, singular_field)->number();
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}, "SetEnumValue accepts only valid integer values");
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EXPECT_DEBUG_DEATH({
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r->SetRepeatedEnumValue(&message, repeated_field, 0, 4242);
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r->GetRepeatedEnum(message, repeated_field, 0);
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}, "SetRepeatedEnumValue accepts only valid integer values");
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EXPECT_DEBUG_DEATH({
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r->AddEnumValue(&message, repeated_field, 4242);
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r->GetRepeatedEnum(message, repeated_field, 1);
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}, "AddEnumValue accepts only valid integer values");
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#endif // PROTOBUF_HAS_DEATH_TEST
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}
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TEST(PreserveUnknownEnumTest, SupportsUnknownEnumValuesAPI) {
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protobuf_unittest::TestAllTypes proto2_message;
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proto3_preserve_unknown_enum_unittest::MyMessage new_message;
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const google::protobuf::Reflection* proto2_reflection = proto2_message.GetReflection();
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const google::protobuf::Reflection* new_reflection = new_message.GetReflection();
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EXPECT_FALSE(proto2_reflection->SupportsUnknownEnumValues());
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EXPECT_TRUE(new_reflection->SupportsUnknownEnumValues());
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}
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} // namespace protobuf
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} // namespace google
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