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-rw-r--r--src/google/protobuf/extension_set_unittest.cc471
1 files changed, 9 insertions, 462 deletions
diff --git a/src/google/protobuf/extension_set_unittest.cc b/src/google/protobuf/extension_set_unittest.cc
index 8a00baf..000f846 100644
--- a/src/google/protobuf/extension_set_unittest.cc
+++ b/src/google/protobuf/extension_set_unittest.cc
@@ -1,6 +1,6 @@
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
-// https://developers.google.com/protocol-buffers/
+// 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
@@ -34,7 +34,6 @@
#include <google/protobuf/extension_set.h>
#include <google/protobuf/unittest.pb.h>
-#include <google/protobuf/unittest_mset.pb.h>
#include <google/protobuf/test_util.h>
#include <google/protobuf/descriptor.pb.h>
#include <google/protobuf/descriptor.h>
@@ -47,10 +46,9 @@
#include <google/protobuf/stubs/strutil.h>
#include <google/protobuf/testing/googletest.h>
#include <gtest/gtest.h>
-#include <google/protobuf/stubs/stl_util.h>
+#include <google/protobuf/stubs/stl_util-inl.h>
namespace google {
-
namespace protobuf {
namespace internal {
namespace {
@@ -142,98 +140,23 @@ TEST(ExtensionSetTest, ClearOneField) {
TestUtil::ExpectAllExtensionsSet(message);
}
-TEST(ExtensionSetTest, SetAllocatedExtension) {
- unittest::TestAllExtensions message;
- EXPECT_FALSE(message.HasExtension(
- unittest::optional_foreign_message_extension));
- // Add a extension using SetAllocatedExtension
- unittest::ForeignMessage* foreign_message = new unittest::ForeignMessage();
- message.SetAllocatedExtension(unittest::optional_foreign_message_extension,
- foreign_message);
- EXPECT_TRUE(message.HasExtension(
- unittest::optional_foreign_message_extension));
- EXPECT_EQ(foreign_message,
- message.MutableExtension(
- unittest::optional_foreign_message_extension));
- EXPECT_EQ(foreign_message,
- &message.GetExtension(
- unittest::optional_foreign_message_extension));
-
- // SetAllocatedExtension should delete the previously existing extension.
- // (We reply on unittest to check memory leaks for this case)
- message.SetAllocatedExtension(unittest::optional_foreign_message_extension,
- new unittest::ForeignMessage());
-
- // SetAllocatedExtension with a NULL parameter is equivalent to ClearExtenion.
- message.SetAllocatedExtension(unittest::optional_foreign_message_extension,
- NULL);
- EXPECT_FALSE(message.HasExtension(
- unittest::optional_foreign_message_extension));
-}
-
-TEST(ExtensionSetTest, ReleaseExtension) {
- unittest::TestMessageSet message;
- EXPECT_FALSE(message.HasExtension(
- unittest::TestMessageSetExtension1::message_set_extension));
- // Add a extension using SetAllocatedExtension
- unittest::TestMessageSetExtension1* extension =
- new unittest::TestMessageSetExtension1();
- message.SetAllocatedExtension(
- unittest::TestMessageSetExtension1::message_set_extension,
- extension);
- EXPECT_TRUE(message.HasExtension(
- unittest::TestMessageSetExtension1::message_set_extension));
- // Release the extension using ReleaseExtension
- unittest::TestMessageSetExtension1* released_extension =
- message.ReleaseExtension(
- unittest::TestMessageSetExtension1::message_set_extension);
- EXPECT_EQ(extension, released_extension);
- EXPECT_FALSE(message.HasExtension(
- unittest::TestMessageSetExtension1::message_set_extension));
- // ReleaseExtension will return the underlying object even after
- // ClearExtension is called.
- message.SetAllocatedExtension(
- unittest::TestMessageSetExtension1::message_set_extension,
- extension);
- message.ClearExtension(
- unittest::TestMessageSetExtension1::message_set_extension);
- released_extension = message.ReleaseExtension(
- unittest::TestMessageSetExtension1::message_set_extension);
- EXPECT_TRUE(released_extension != NULL);
- delete released_extension;
-}
-
-
TEST(ExtensionSetTest, CopyFrom) {
unittest::TestAllExtensions message1, message2;
+ string data;
TestUtil::SetAllExtensions(&message1);
message2.CopyFrom(message1);
TestUtil::ExpectAllExtensionsSet(message2);
- message2.CopyFrom(message1); // exercise copy when fields already exist
- TestUtil::ExpectAllExtensionsSet(message2);
-}
-
-TEST(ExtensioSetTest, CopyFromPacked) {
- unittest::TestPackedExtensions message1, message2;
-
- TestUtil::SetPackedExtensions(&message1);
- message2.CopyFrom(message1);
- TestUtil::ExpectPackedExtensionsSet(message2);
- message2.CopyFrom(message1); // exercise copy when fields already exist
- TestUtil::ExpectPackedExtensionsSet(message2);
}
TEST(ExtensionSetTest, CopyFromUpcasted) {
unittest::TestAllExtensions message1, message2;
+ string data;
const Message& upcasted_message = message1;
TestUtil::SetAllExtensions(&message1);
message2.CopyFrom(upcasted_message);
TestUtil::ExpectAllExtensionsSet(message2);
- // exercise copy when fields already exist
- message2.CopyFrom(upcasted_message);
- TestUtil::ExpectAllExtensionsSet(message2);
}
TEST(ExtensionSetTest, SwapWithEmpty) {
@@ -256,82 +179,6 @@ TEST(ExtensionSetTest, SwapWithSelf) {
TestUtil::ExpectAllExtensionsSet(message);
}
-TEST(ExtensionSetTest, SwapExtension) {
- unittest::TestAllExtensions message1;
- unittest::TestAllExtensions message2;
-
- TestUtil::SetAllExtensions(&message1);
- vector<const FieldDescriptor*> fields;
-
- // Swap empty fields.
- const Reflection* reflection = message1.GetReflection();
- reflection->SwapFields(&message1, &message2, fields);
- TestUtil::ExpectAllExtensionsSet(message1);
- TestUtil::ExpectExtensionsClear(message2);
-
- // Swap two extensions.
- fields.push_back(
- reflection->FindKnownExtensionByNumber(12));
- fields.push_back(
- reflection->FindKnownExtensionByNumber(25));
- reflection->SwapFields(&message1, &message2, fields);
-
- EXPECT_TRUE(message1.HasExtension(unittest::optional_int32_extension));
- EXPECT_FALSE(message1.HasExtension(unittest::optional_double_extension));
- EXPECT_FALSE(message1.HasExtension(unittest::optional_cord_extension));
-
- EXPECT_FALSE(message2.HasExtension(unittest::optional_int32_extension));
- EXPECT_TRUE(message2.HasExtension(unittest::optional_double_extension));
- EXPECT_TRUE(message2.HasExtension(unittest::optional_cord_extension));
-}
-
-TEST(ExtensionSetTest, SwapExtensionWithEmpty) {
- unittest::TestAllExtensions message1;
- unittest::TestAllExtensions message2;
- unittest::TestAllExtensions message3;
-
- TestUtil::SetAllExtensions(&message3);
-
- const Reflection* reflection = message3.GetReflection();
- vector<const FieldDescriptor*> fields;
- reflection->ListFields(message3, &fields);
-
- reflection->SwapFields(&message1, &message2, fields);
-
- TestUtil::ExpectExtensionsClear(message1);
- TestUtil::ExpectExtensionsClear(message2);
-}
-
-TEST(ExtensionSetTest, SwapExtensionBothFull) {
- unittest::TestAllExtensions message1;
- unittest::TestAllExtensions message2;
-
- TestUtil::SetAllExtensions(&message1);
- TestUtil::SetAllExtensions(&message2);
-
- const Reflection* reflection = message1.GetReflection();
- vector<const FieldDescriptor*> fields;
- reflection->ListFields(message1, &fields);
-
- reflection->SwapFields(&message1, &message2, fields);
-
- TestUtil::ExpectAllExtensionsSet(message1);
- TestUtil::ExpectAllExtensionsSet(message2);
-}
-
-TEST(ExtensionSetTest, SwapExtensionWithSelf) {
- unittest::TestAllExtensions message1;
-
- TestUtil::SetAllExtensions(&message1);
-
- vector<const FieldDescriptor*> fields;
- const Reflection* reflection = message1.GetReflection();
- reflection->ListFields(message1, &fields);
- reflection->SwapFields(&message1, &message1, fields);
-
- TestUtil::ExpectAllExtensionsSet(message1);
-}
-
TEST(ExtensionSetTest, SerializationToArray) {
// Serialize as TestAllExtensions and parse as TestAllTypes to insure wire
// compatibility of extensions.
@@ -429,7 +276,6 @@ TEST(ExtensionSetTest, Parsing) {
TestUtil::SetAllFields(&source);
source.SerializeToString(&data);
EXPECT_TRUE(destination.ParseFromString(data));
- TestUtil::SetOneofFields(&destination);
TestUtil::ExpectAllExtensionsSet(destination);
}
@@ -445,48 +291,6 @@ TEST(ExtensionSetTest, PackedParsing) {
TestUtil::ExpectPackedExtensionsSet(destination);
}
-TEST(ExtensionSetTest, PackedToUnpackedParsing) {
- unittest::TestPackedTypes source;
- unittest::TestUnpackedExtensions destination;
- string data;
-
- TestUtil::SetPackedFields(&source);
- source.SerializeToString(&data);
- EXPECT_TRUE(destination.ParseFromString(data));
- TestUtil::ExpectUnpackedExtensionsSet(destination);
-
- // Reserialize
- unittest::TestUnpackedTypes unpacked;
- TestUtil::SetUnpackedFields(&unpacked);
- EXPECT_TRUE(unpacked.SerializeAsString() == destination.SerializeAsString());
-
- // Make sure we can add extensions.
- destination.AddExtension(unittest::unpacked_int32_extension, 1);
- destination.AddExtension(unittest::unpacked_enum_extension,
- protobuf_unittest::FOREIGN_BAR);
-}
-
-TEST(ExtensionSetTest, UnpackedToPackedParsing) {
- unittest::TestUnpackedTypes source;
- unittest::TestPackedExtensions destination;
- string data;
-
- TestUtil::SetUnpackedFields(&source);
- source.SerializeToString(&data);
- EXPECT_TRUE(destination.ParseFromString(data));
- TestUtil::ExpectPackedExtensionsSet(destination);
-
- // Reserialize
- unittest::TestPackedTypes packed;
- TestUtil::SetPackedFields(&packed);
- EXPECT_TRUE(packed.SerializeAsString() == destination.SerializeAsString());
-
- // Make sure we can add extensions.
- destination.AddExtension(unittest::packed_int32_extension, 1);
- destination.AddExtension(unittest::packed_enum_extension,
- protobuf_unittest::FOREIGN_BAR);
-}
-
TEST(ExtensionSetTest, IsInitialized) {
// Test that IsInitialized() returns false if required fields in nested
// extensions are missing.
@@ -614,8 +418,7 @@ TEST(ExtensionSetTest, SpaceUsedExcludingSelf) {
for (int i = 0; i < 16; ++i) { \
message.AddExtension(unittest::repeated_##type##_extension, value); \
} \
- int expected_size = sizeof(cpptype) * (16 - \
- kMinRepeatedFieldAllocationSize) + empty_repeated_field_size; \
+ int expected_size = sizeof(cpptype) * 16 + empty_repeated_field_size; \
EXPECT_EQ(expected_size, message.SpaceUsed()) << #type; \
} while (0)
@@ -647,8 +450,7 @@ TEST(ExtensionSetTest, SpaceUsedExcludingSelf) {
for (int i = 0; i < 16; ++i) {
message.AddExtension(unittest::repeated_string_extension, value);
}
- min_expected_size += (sizeof(value) + value.size()) *
- (16 - kMinRepeatedFieldAllocationSize);
+ min_expected_size += (sizeof(value) + value.size()) * 16;
EXPECT_LE(min_expected_size, message.SpaceUsed());
}
// Repeated messages
@@ -663,263 +465,12 @@ TEST(ExtensionSetTest, SpaceUsedExcludingSelf) {
message.AddExtension(unittest::repeated_foreign_message_extension)->
CopyFrom(prototype);
}
- min_expected_size +=
- (16 - kMinRepeatedFieldAllocationSize) * prototype.SpaceUsed();
+ min_expected_size += 16 * prototype.SpaceUsed();
EXPECT_LE(min_expected_size, message.SpaceUsed());
}
}
-// N.B.: We do not test range-based for here because we remain C++03 compatible.
-template<typename T, typename M, typename ID>
-inline T SumAllExtensions(const M& message, ID extension, T zero) {
- T sum = zero;
- typename RepeatedField<T>::const_iterator iter =
- message.GetRepeatedExtension(extension).begin();
- typename RepeatedField<T>::const_iterator end =
- message.GetRepeatedExtension(extension).end();
- for (; iter != end; ++iter) {
- sum += *iter;
- }
- return sum;
-}
-
-template<typename T, typename M, typename ID>
-inline void IncAllExtensions(M* message, ID extension,
- T val) {
- typename RepeatedField<T>::iterator iter =
- message->MutableRepeatedExtension(extension)->begin();
- typename RepeatedField<T>::iterator end =
- message->MutableRepeatedExtension(extension)->end();
- for (; iter != end; ++iter) {
- *iter += val;
- }
-}
-
-TEST(ExtensionSetTest, RepeatedFields) {
- unittest::TestAllExtensions message;
-
- // Test empty repeated-field case (b/12926163)
- ASSERT_EQ(0, message.GetRepeatedExtension(
- unittest::repeated_int32_extension).size());
- ASSERT_EQ(0, message.GetRepeatedExtension(
- unittest::repeated_nested_enum_extension).size());
- ASSERT_EQ(0, message.GetRepeatedExtension(
- unittest::repeated_string_extension).size());
- ASSERT_EQ(0, message.GetRepeatedExtension(
- unittest::repeated_nested_message_extension).size());
-
- unittest::TestAllTypes::NestedMessage nested_message;
- nested_message.set_bb(42);
- unittest::TestAllTypes::NestedEnum nested_enum =
- unittest::TestAllTypes::NestedEnum_MIN;
-
- for (int i = 0; i < 10; ++i) {
- message.AddExtension(unittest::repeated_int32_extension, 1);
- message.AddExtension(unittest::repeated_int64_extension, 2);
- message.AddExtension(unittest::repeated_uint32_extension, 3);
- message.AddExtension(unittest::repeated_uint64_extension, 4);
- message.AddExtension(unittest::repeated_sint32_extension, 5);
- message.AddExtension(unittest::repeated_sint64_extension, 6);
- message.AddExtension(unittest::repeated_fixed32_extension, 7);
- message.AddExtension(unittest::repeated_fixed64_extension, 8);
- message.AddExtension(unittest::repeated_sfixed32_extension, 7);
- message.AddExtension(unittest::repeated_sfixed64_extension, 8);
- message.AddExtension(unittest::repeated_float_extension, 9.0);
- message.AddExtension(unittest::repeated_double_extension, 10.0);
- message.AddExtension(unittest::repeated_bool_extension, true);
- message.AddExtension(unittest::repeated_nested_enum_extension, nested_enum);
- message.AddExtension(unittest::repeated_string_extension,
- ::std::string("test"));
- message.AddExtension(unittest::repeated_bytes_extension,
- ::std::string("test\xFF"));
- message.AddExtension(
- unittest::repeated_nested_message_extension)->CopyFrom(nested_message);
- message.AddExtension(unittest::repeated_nested_enum_extension,
- nested_enum);
- }
-
- ASSERT_EQ(10, SumAllExtensions<int32>(
- message, unittest::repeated_int32_extension, 0));
- IncAllExtensions<int32>(
- &message, unittest::repeated_int32_extension, 1);
- ASSERT_EQ(20, SumAllExtensions<int32>(
- message, unittest::repeated_int32_extension, 0));
-
- ASSERT_EQ(20, SumAllExtensions<int64>(
- message, unittest::repeated_int64_extension, 0));
- IncAllExtensions<int64>(
- &message, unittest::repeated_int64_extension, 1);
- ASSERT_EQ(30, SumAllExtensions<int64>(
- message, unittest::repeated_int64_extension, 0));
-
- ASSERT_EQ(30, SumAllExtensions<uint32>(
- message, unittest::repeated_uint32_extension, 0));
- IncAllExtensions<uint32>(
- &message, unittest::repeated_uint32_extension, 1);
- ASSERT_EQ(40, SumAllExtensions<uint32>(
- message, unittest::repeated_uint32_extension, 0));
-
- ASSERT_EQ(40, SumAllExtensions<uint64>(
- message, unittest::repeated_uint64_extension, 0));
- IncAllExtensions<uint64>(
- &message, unittest::repeated_uint64_extension, 1);
- ASSERT_EQ(50, SumAllExtensions<uint64>(
- message, unittest::repeated_uint64_extension, 0));
-
- ASSERT_EQ(50, SumAllExtensions<int32>(
- message, unittest::repeated_sint32_extension, 0));
- IncAllExtensions<int32>(
- &message, unittest::repeated_sint32_extension, 1);
- ASSERT_EQ(60, SumAllExtensions<int32>(
- message, unittest::repeated_sint32_extension, 0));
-
- ASSERT_EQ(60, SumAllExtensions<int64>(
- message, unittest::repeated_sint64_extension, 0));
- IncAllExtensions<int64>(
- &message, unittest::repeated_sint64_extension, 1);
- ASSERT_EQ(70, SumAllExtensions<int64>(
- message, unittest::repeated_sint64_extension, 0));
-
- ASSERT_EQ(70, SumAllExtensions<uint32>(
- message, unittest::repeated_fixed32_extension, 0));
- IncAllExtensions<uint32>(
- &message, unittest::repeated_fixed32_extension, 1);
- ASSERT_EQ(80, SumAllExtensions<uint32>(
- message, unittest::repeated_fixed32_extension, 0));
-
- ASSERT_EQ(80, SumAllExtensions<uint64>(
- message, unittest::repeated_fixed64_extension, 0));
- IncAllExtensions<uint64>(
- &message, unittest::repeated_fixed64_extension, 1);
- ASSERT_EQ(90, SumAllExtensions<uint64>(
- message, unittest::repeated_fixed64_extension, 0));
-
- // Usually, floating-point arithmetic cannot be trusted to be exact, so it is
- // a Bad Idea to assert equality in a test like this. However, we're dealing
- // with integers with a small number of significant mantissa bits, so we
- // should actually have exact precision here.
- ASSERT_EQ(90, SumAllExtensions<float>(
- message, unittest::repeated_float_extension, 0));
- IncAllExtensions<float>(
- &message, unittest::repeated_float_extension, 1);
- ASSERT_EQ(100, SumAllExtensions<float>(
- message, unittest::repeated_float_extension, 0));
-
- ASSERT_EQ(100, SumAllExtensions<double>(
- message, unittest::repeated_double_extension, 0));
- IncAllExtensions<double>(
- &message, unittest::repeated_double_extension, 1);
- ASSERT_EQ(110, SumAllExtensions<double>(
- message, unittest::repeated_double_extension, 0));
-
- RepeatedPtrField< ::std::string>::iterator string_iter;
- RepeatedPtrField< ::std::string>::iterator string_end;
- for (string_iter = message.MutableRepeatedExtension(
- unittest::repeated_string_extension)->begin(),
- string_end = message.MutableRepeatedExtension(
- unittest::repeated_string_extension)->end();
- string_iter != string_end; ++string_iter) {
- *string_iter += "test";
- }
- RepeatedPtrField< ::std::string>::const_iterator string_const_iter;
- RepeatedPtrField< ::std::string>::const_iterator string_const_end;
- for (string_const_iter = message.GetRepeatedExtension(
- unittest::repeated_string_extension).begin(),
- string_const_end = message.GetRepeatedExtension(
- unittest::repeated_string_extension).end();
- string_iter != string_end; ++string_iter) {
- ASSERT_TRUE(*string_iter == "testtest");
- }
-
- RepeatedField<unittest::TestAllTypes_NestedEnum>::iterator enum_iter;
- RepeatedField<unittest::TestAllTypes_NestedEnum>::iterator enum_end;
- for (enum_iter = message.MutableRepeatedExtension(
- unittest::repeated_nested_enum_extension)->begin(),
- enum_end = message.MutableRepeatedExtension(
- unittest::repeated_nested_enum_extension)->end();
- enum_iter != enum_end; ++enum_iter) {
- *enum_iter = unittest::TestAllTypes::NestedEnum_MAX;
- }
- RepeatedField<unittest::TestAllTypes_NestedEnum>::const_iterator
- enum_const_iter;
- RepeatedField<unittest::TestAllTypes_NestedEnum>::const_iterator
- enum_const_end;
- for (enum_const_iter = message.GetRepeatedExtension(
- unittest::repeated_nested_enum_extension).begin(),
- enum_const_end = message.GetRepeatedExtension(
- unittest::repeated_nested_enum_extension).end();
- enum_iter != enum_end; ++enum_iter) {
- ASSERT_EQ(*enum_const_iter, unittest::TestAllTypes::NestedEnum_MAX);
- }
-
- RepeatedPtrField<unittest::TestAllTypes_NestedMessage>::iterator
- msg_iter;
- RepeatedPtrField<unittest::TestAllTypes_NestedMessage>::iterator
- msg_end;
- for (msg_iter = message.MutableRepeatedExtension(
- unittest::repeated_nested_message_extension)->begin(),
- msg_end = message.MutableRepeatedExtension(
- unittest::repeated_nested_message_extension)->end();
- msg_iter != msg_end; ++msg_iter) {
- msg_iter->set_bb(1234);
- }
- RepeatedPtrField<unittest::TestAllTypes_NestedMessage>::
- const_iterator msg_const_iter;
- RepeatedPtrField<unittest::TestAllTypes_NestedMessage>::
- const_iterator msg_const_end;
- for (msg_const_iter = message.GetRepeatedExtension(
- unittest::repeated_nested_message_extension).begin(),
- msg_const_end = message.GetRepeatedExtension(
- unittest::repeated_nested_message_extension).end();
- msg_const_iter != msg_const_end; ++msg_const_iter) {
- ASSERT_EQ(msg_const_iter->bb(), 1234);
- }
-
- // Test range-based for as well, but only if compiled as C++11.
-#if __cplusplus >= 201103L
- // Test one primitive field.
- for (auto& x : *message.MutableRepeatedExtension(
- unittest::repeated_int32_extension)) {
- x = 4321;
- }
- for (const auto& x : message.GetRepeatedExtension(
- unittest::repeated_int32_extension)) {
- ASSERT_EQ(x, 4321);
- }
- // Test one string field.
- for (auto& x : *message.MutableRepeatedExtension(
- unittest::repeated_string_extension)) {
- x = "test_range_based_for";
- }
- for (const auto& x : message.GetRepeatedExtension(
- unittest::repeated_string_extension)) {
- ASSERT_TRUE(x == "test_range_based_for");
- }
- // Test one message field.
- for (auto& x : *message.MutableRepeatedExtension(
- unittest::repeated_nested_message_extension)) {
- x.set_bb(4321);
- }
- for (const auto& x : *message.MutableRepeatedExtension(
- unittest::repeated_nested_message_extension)) {
- ASSERT_EQ(x.bb(), 4321);
- }
-#endif
-}
-
-// From b/12926163
-TEST(ExtensionSetTest, AbsentExtension) {
- unittest::TestAllExtensions message;
- message.MutableRepeatedExtension(unittest::repeated_nested_message_extension)
- ->Add()->set_bb(123);
- ASSERT_EQ(1, message.ExtensionSize(
- unittest::repeated_nested_message_extension));
- EXPECT_EQ(
- 123, message.GetExtension(
- unittest::repeated_nested_message_extension, 0).bb());
-}
-
-#ifdef PROTOBUF_HAS_DEATH_TEST
+#ifdef GTEST_HAS_DEATH_TEST
TEST(ExtensionSetTest, InvalidEnumDeath) {
unittest::TestAllExtensions message;
@@ -929,7 +480,7 @@ TEST(ExtensionSetTest, InvalidEnumDeath) {
"IsValid");
}
-#endif // PROTOBUF_HAS_DEATH_TEST
+#endif // GTEST_HAS_DEATH_TEST
TEST(ExtensionSetTest, DynamicExtensions) {
// Test adding a dynamic extension to a compiled-in message object.
@@ -1064,11 +615,7 @@ TEST(ExtensionSetTest, DynamicExtensions) {
const Message& sub_message =
message.GetReflection()->GetMessage(message, message_extension);
const unittest::ForeignMessage* typed_sub_message =
-#ifdef GOOGLE_PROTOBUF_NO_RTTI
- static_cast<const unittest::ForeignMessage*>(&sub_message);
-#else
dynamic_cast<const unittest::ForeignMessage*>(&sub_message);
-#endif
ASSERT_TRUE(typed_sub_message != NULL);
EXPECT_EQ(456, typed_sub_message->c());
}