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Diffstat (limited to 'src/google/protobuf/dynamic_message_unittest.cc')
| -rw-r--r-- | src/google/protobuf/dynamic_message_unittest.cc | 291 |
1 files changed, 291 insertions, 0 deletions
diff --git a/src/google/protobuf/dynamic_message_unittest.cc b/src/google/protobuf/dynamic_message_unittest.cc new file mode 100644 index 00000000..fe51d8cf --- /dev/null +++ b/src/google/protobuf/dynamic_message_unittest.cc @@ -0,0 +1,291 @@ +// 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. + +// Author: kenton@google.com (Kenton Varda) +// Based on original Protocol Buffers design by +// Sanjay Ghemawat, Jeff Dean, and others. +// +// Since the reflection interface for DynamicMessage is implemented by +// GenericMessageReflection, the only thing we really have to test is +// that DynamicMessage correctly sets up the information that +// GenericMessageReflection needs to use. So, we focus on that in this +// test. Other tests, such as generic_message_reflection_unittest and +// reflection_ops_unittest, cover the rest of the functionality used by +// DynamicMessage. + +#include <memory> +#ifndef _SHARED_PTR_H +#include <google/protobuf/stubs/shared_ptr.h> +#endif + +#include <google/protobuf/dynamic_message.h> +#include <google/protobuf/descriptor.h> +#include <google/protobuf/descriptor.pb.h> +#include <google/protobuf/test_util.h> +#include <google/protobuf/unittest.pb.h> +#include <google/protobuf/unittest_no_field_presence.pb.h> + +#include <google/protobuf/stubs/logging.h> +#include <google/protobuf/stubs/common.h> +#include <google/protobuf/testing/googletest.h> +#include <gtest/gtest.h> + +namespace google { +namespace protobuf { + +class DynamicMessageTest : public testing::Test { + protected: + DescriptorPool pool_; + DynamicMessageFactory factory_; + const Descriptor* descriptor_; + const Message* prototype_; + const Descriptor* extensions_descriptor_; + const Message* extensions_prototype_; + const Descriptor* packed_descriptor_; + const Message* packed_prototype_; + const Descriptor* oneof_descriptor_; + const Message* oneof_prototype_; + const Descriptor* proto3_descriptor_; + const Message* proto3_prototype_; + + DynamicMessageTest(): factory_(&pool_) {} + + virtual void SetUp() { + // We want to make sure that DynamicMessage works (particularly with + // extensions) even if we use descriptors that are *not* from compiled-in + // types, so we make copies of the descriptors for unittest.proto and + // unittest_import.proto. + FileDescriptorProto unittest_file; + FileDescriptorProto unittest_import_file; + FileDescriptorProto unittest_import_public_file; + FileDescriptorProto unittest_no_field_presence_file; + + unittest::TestAllTypes::descriptor()->file()->CopyTo(&unittest_file); + unittest_import::ImportMessage::descriptor()->file()->CopyTo( + &unittest_import_file); + unittest_import::PublicImportMessage::descriptor()->file()->CopyTo( + &unittest_import_public_file); + proto2_nofieldpresence_unittest::TestAllTypes::descriptor()-> + file()->CopyTo(&unittest_no_field_presence_file); + + ASSERT_TRUE(pool_.BuildFile(unittest_import_public_file) != NULL); + ASSERT_TRUE(pool_.BuildFile(unittest_import_file) != NULL); + ASSERT_TRUE(pool_.BuildFile(unittest_file) != NULL); + ASSERT_TRUE(pool_.BuildFile(unittest_no_field_presence_file) != NULL); + + descriptor_ = pool_.FindMessageTypeByName("protobuf_unittest.TestAllTypes"); + ASSERT_TRUE(descriptor_ != NULL); + prototype_ = factory_.GetPrototype(descriptor_); + + extensions_descriptor_ = + pool_.FindMessageTypeByName("protobuf_unittest.TestAllExtensions"); + ASSERT_TRUE(extensions_descriptor_ != NULL); + extensions_prototype_ = factory_.GetPrototype(extensions_descriptor_); + + packed_descriptor_ = + pool_.FindMessageTypeByName("protobuf_unittest.TestPackedTypes"); + ASSERT_TRUE(packed_descriptor_ != NULL); + packed_prototype_ = factory_.GetPrototype(packed_descriptor_); + + oneof_descriptor_ = + pool_.FindMessageTypeByName("protobuf_unittest.TestOneof2"); + ASSERT_TRUE(oneof_descriptor_ != NULL); + oneof_prototype_ = factory_.GetPrototype(oneof_descriptor_); + + proto3_descriptor_ = + pool_.FindMessageTypeByName( + "proto2_nofieldpresence_unittest.TestAllTypes"); + ASSERT_TRUE(proto3_descriptor_ != NULL); + proto3_prototype_ = factory_.GetPrototype(proto3_descriptor_); + } +}; + +TEST_F(DynamicMessageTest, Descriptor) { + // Check that the descriptor on the DynamicMessage matches the descriptor + // passed to GetPrototype(). + EXPECT_EQ(prototype_->GetDescriptor(), descriptor_); +} + +TEST_F(DynamicMessageTest, OnePrototype) { + // Check that requesting the same prototype twice produces the same object. + EXPECT_EQ(prototype_, factory_.GetPrototype(descriptor_)); +} + +TEST_F(DynamicMessageTest, Defaults) { + // Check that all default values are set correctly in the initial message. + TestUtil::ReflectionTester reflection_tester(descriptor_); + reflection_tester.ExpectClearViaReflection(*prototype_); +} + +TEST_F(DynamicMessageTest, IndependentOffsets) { + // Check that all fields have independent offsets by setting each + // one to a unique value then checking that they all still have those + // unique values (i.e. they don't stomp each other). + google::protobuf::scoped_ptr<Message> message(prototype_->New()); + TestUtil::ReflectionTester reflection_tester(descriptor_); + + reflection_tester.SetAllFieldsViaReflection(message.get()); + reflection_tester.ExpectAllFieldsSetViaReflection(*message); +} + +TEST_F(DynamicMessageTest, Extensions) { + // Check that extensions work. + google::protobuf::scoped_ptr<Message> message(extensions_prototype_->New()); + TestUtil::ReflectionTester reflection_tester(extensions_descriptor_); + + reflection_tester.SetAllFieldsViaReflection(message.get()); + reflection_tester.ExpectAllFieldsSetViaReflection(*message); +} + +TEST_F(DynamicMessageTest, PackedFields) { + // Check that packed fields work properly. + google::protobuf::scoped_ptr<Message> message(packed_prototype_->New()); + TestUtil::ReflectionTester reflection_tester(packed_descriptor_); + + reflection_tester.SetPackedFieldsViaReflection(message.get()); + reflection_tester.ExpectPackedFieldsSetViaReflection(*message); +} + +TEST_F(DynamicMessageTest, Oneof) { + // Check that oneof fields work properly. + google::protobuf::scoped_ptr<Message> message(oneof_prototype_->New()); + + // Check default values. + const Descriptor* descriptor = message->GetDescriptor(); + const Reflection* reflection = message->GetReflection(); + EXPECT_EQ(0, reflection->GetInt32( + *message, descriptor->FindFieldByName("foo_int"))); + EXPECT_EQ("", reflection->GetString( + *message, descriptor->FindFieldByName("foo_string"))); + EXPECT_EQ("", reflection->GetString( + *message, descriptor->FindFieldByName("foo_cord"))); + EXPECT_EQ("", reflection->GetString( + *message, descriptor->FindFieldByName("foo_string_piece"))); + EXPECT_EQ("", reflection->GetString( + *message, descriptor->FindFieldByName("foo_bytes"))); + EXPECT_EQ(unittest::TestOneof2::FOO, reflection->GetEnum( + *message, descriptor->FindFieldByName("foo_enum"))->number()); + const Descriptor* nested_descriptor; + const Message* nested_prototype; + nested_descriptor = + pool_.FindMessageTypeByName("protobuf_unittest.TestOneof2.NestedMessage"); + nested_prototype = factory_.GetPrototype(nested_descriptor); + EXPECT_EQ(nested_prototype, + &reflection->GetMessage( + *message, descriptor->FindFieldByName("foo_message"))); + const Descriptor* foogroup_descriptor; + const Message* foogroup_prototype; + foogroup_descriptor = + pool_.FindMessageTypeByName("protobuf_unittest.TestOneof2.FooGroup"); + foogroup_prototype = factory_.GetPrototype(foogroup_descriptor); + EXPECT_EQ(foogroup_prototype, + &reflection->GetMessage( + *message, descriptor->FindFieldByName("foogroup"))); + EXPECT_NE(foogroup_prototype, + &reflection->GetMessage( + *message, descriptor->FindFieldByName("foo_lazy_message"))); + EXPECT_EQ(5, reflection->GetInt32( + *message, descriptor->FindFieldByName("bar_int"))); + EXPECT_EQ("STRING", reflection->GetString( + *message, descriptor->FindFieldByName("bar_string"))); + EXPECT_EQ("CORD", reflection->GetString( + *message, descriptor->FindFieldByName("bar_cord"))); + EXPECT_EQ("SPIECE", reflection->GetString( + *message, descriptor->FindFieldByName("bar_string_piece"))); + EXPECT_EQ("BYTES", reflection->GetString( + *message, descriptor->FindFieldByName("bar_bytes"))); + EXPECT_EQ(unittest::TestOneof2::BAR, reflection->GetEnum( + *message, descriptor->FindFieldByName("bar_enum"))->number()); + + // Check set functions. + TestUtil::ReflectionTester reflection_tester(oneof_descriptor_); + reflection_tester.SetOneofViaReflection(message.get()); + reflection_tester.ExpectOneofSetViaReflection(*message); +} + +TEST_F(DynamicMessageTest, SpaceUsed) { + // Test that SpaceUsed() works properly + + // Since we share the implementation with generated messages, we don't need + // to test very much here. Just make sure it appears to be working. + + google::protobuf::scoped_ptr<Message> message(prototype_->New()); + TestUtil::ReflectionTester reflection_tester(descriptor_); + + int initial_space_used = message->SpaceUsed(); + + reflection_tester.SetAllFieldsViaReflection(message.get()); + EXPECT_LT(initial_space_used, message->SpaceUsed()); +} + +TEST_F(DynamicMessageTest, Arena) { + Arena arena; + Message* message = prototype_->New(&arena); + (void)message; // avoid unused-variable error. + // Return without freeing: should not leak. +} + +TEST_F(DynamicMessageTest, Proto3) { + Message* message = proto3_prototype_->New(); + const Reflection* refl = message->GetReflection(); + const Descriptor* desc = message->GetDescriptor(); + + // Just test a single primtive and single message field here to make sure we + // are getting the no-field-presence semantics elsewhere. DynamicMessage uses + // GeneratedMessageReflection under the hood, so the rest should be fine as + // long as GMR recognizes that we're using a proto3 message. + const FieldDescriptor* optional_int32 = + desc->FindFieldByName("optional_int32"); + const FieldDescriptor* optional_msg = + desc->FindFieldByName("optional_nested_message"); + EXPECT_TRUE(optional_int32 != NULL); + EXPECT_TRUE(optional_msg != NULL); + + EXPECT_EQ(false, refl->HasField(*message, optional_int32)); + refl->SetInt32(message, optional_int32, 42); + EXPECT_EQ(true, refl->HasField(*message, optional_int32)); + refl->SetInt32(message, optional_int32, 0); + EXPECT_EQ(false, refl->HasField(*message, optional_int32)); + + EXPECT_EQ(false, refl->HasField(*message, optional_msg)); + refl->MutableMessage(message, optional_msg); + EXPECT_EQ(true, refl->HasField(*message, optional_msg)); + delete refl->ReleaseMessage(message, optional_msg); + EXPECT_EQ(false, refl->HasField(*message, optional_msg)); + + // Also ensure that the default instance handles field presence properly. + EXPECT_EQ(false, refl->HasField(*proto3_prototype_, optional_msg)); + + delete message; +} + + +} // namespace protobuf +} // namespace google |