diff options
Diffstat (limited to 'src/google/protobuf/reflection_ops_unittest.cc')
| -rw-r--r-- | src/google/protobuf/reflection_ops_unittest.cc | 405 |
1 files changed, 405 insertions, 0 deletions
diff --git a/src/google/protobuf/reflection_ops_unittest.cc b/src/google/protobuf/reflection_ops_unittest.cc new file mode 100644 index 0000000..1cd56f1 --- /dev/null +++ b/src/google/protobuf/reflection_ops_unittest.cc @@ -0,0 +1,405 @@ +// 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. + +// Author: kenton@google.com (Kenton Varda) +// Based on original Protocol Buffers design by +// Sanjay Ghemawat, Jeff Dean, and others. + +#include <google/protobuf/reflection_ops.h> +#include <google/protobuf/descriptor.h> +#include <google/protobuf/unittest.pb.h> +#include <google/protobuf/test_util.h> + +#include <google/protobuf/stubs/common.h> +#include <google/protobuf/testing/googletest.h> +#include <gtest/gtest.h> +#include <google/protobuf/stubs/strutil.h> + +namespace google { +namespace protobuf { +namespace internal { +namespace { + +TEST(ReflectionOpsTest, SanityCheck) { + unittest::TestAllTypes message; + + TestUtil::SetAllFields(&message); + TestUtil::ExpectAllFieldsSet(message); +} + +TEST(ReflectionOpsTest, Copy) { + unittest::TestAllTypes message, message2; + + TestUtil::SetAllFields(&message); + + ReflectionOps::Copy(message, &message2); + + TestUtil::ExpectAllFieldsSet(message2); + + // Copying from self should be a no-op. + ReflectionOps::Copy(message2, &message2); + TestUtil::ExpectAllFieldsSet(message2); +} + +TEST(ReflectionOpsTest, CopyExtensions) { + unittest::TestAllExtensions message, message2; + + TestUtil::SetAllExtensions(&message); + + ReflectionOps::Copy(message, &message2); + + TestUtil::ExpectAllExtensionsSet(message2); +} + +TEST(ReflectionOpsTest, Merge) { + // Note: Copy is implemented in terms of Merge() so technically the Copy + // test already tested most of this. + + unittest::TestAllTypes message, message2; + + TestUtil::SetAllFields(&message); + + // This field will test merging into an empty spot. + message2.set_optional_int32(message.optional_int32()); + message.clear_optional_int32(); + + // This tests overwriting. + message2.set_optional_string(message.optional_string()); + message.set_optional_string("something else"); + + // This tests concatenating. + message2.add_repeated_int32(message.repeated_int32(1)); + int32 i = message.repeated_int32(0); + message.clear_repeated_int32(); + message.add_repeated_int32(i); + + ReflectionOps::Merge(message2, &message); + + TestUtil::ExpectAllFieldsSet(message); +} + +TEST(ReflectionOpsTest, MergeExtensions) { + // Note: Copy is implemented in terms of Merge() so technically the Copy + // test already tested most of this. + + unittest::TestAllExtensions message, message2; + + TestUtil::SetAllExtensions(&message); + + // This field will test merging into an empty spot. + message2.SetExtension(unittest::optional_int32_extension, + message.GetExtension(unittest::optional_int32_extension)); + message.ClearExtension(unittest::optional_int32_extension); + + // This tests overwriting. + message2.SetExtension(unittest::optional_string_extension, + message.GetExtension(unittest::optional_string_extension)); + message.SetExtension(unittest::optional_string_extension, "something else"); + + // This tests concatenating. + message2.AddExtension(unittest::repeated_int32_extension, + message.GetExtension(unittest::repeated_int32_extension, 1)); + int32 i = message.GetExtension(unittest::repeated_int32_extension, 0); + message.ClearExtension(unittest::repeated_int32_extension); + message.AddExtension(unittest::repeated_int32_extension, i); + + ReflectionOps::Merge(message2, &message); + + TestUtil::ExpectAllExtensionsSet(message); +} + +TEST(ReflectionOpsTest, MergeUnknown) { + // Test that the messages' UnknownFieldSets are correctly merged. + unittest::TestEmptyMessage message1, message2; + message1.mutable_unknown_fields()->AddVarint(1234, 1); + message2.mutable_unknown_fields()->AddVarint(1234, 2); + + ReflectionOps::Merge(message2, &message1); + + ASSERT_EQ(2, message1.unknown_fields().field_count()); + ASSERT_EQ(UnknownField::TYPE_VARINT, + message1.unknown_fields().field(0).type()); + EXPECT_EQ(1, message1.unknown_fields().field(0).varint()); + ASSERT_EQ(UnknownField::TYPE_VARINT, + message1.unknown_fields().field(1).type()); + EXPECT_EQ(2, message1.unknown_fields().field(1).varint()); +} + +#ifdef GTEST_HAS_DEATH_TEST + +TEST(ReflectionOpsTest, MergeFromSelf) { + // Note: Copy is implemented in terms of Merge() so technically the Copy + // test already tested most of this. + + unittest::TestAllTypes message; + + EXPECT_DEATH( + ReflectionOps::Merge(message, &message), + "&from"); +} + +#endif // GTEST_HAS_DEATH_TEST + +TEST(ReflectionOpsTest, Clear) { + unittest::TestAllTypes message; + + TestUtil::SetAllFields(&message); + + ReflectionOps::Clear(&message); + + TestUtil::ExpectClear(message); + + // Check that getting embedded messages returns the objects created during + // SetAllFields() rather than default instances. + EXPECT_NE(&unittest::TestAllTypes::OptionalGroup::default_instance(), + &message.optionalgroup()); + EXPECT_NE(&unittest::TestAllTypes::NestedMessage::default_instance(), + &message.optional_nested_message()); + EXPECT_NE(&unittest::ForeignMessage::default_instance(), + &message.optional_foreign_message()); + EXPECT_NE(&unittest_import::ImportMessage::default_instance(), + &message.optional_import_message()); +} + +TEST(ReflectionOpsTest, ClearExtensions) { + unittest::TestAllExtensions message; + + TestUtil::SetAllExtensions(&message); + + ReflectionOps::Clear(&message); + + TestUtil::ExpectExtensionsClear(message); + + // Check that getting embedded messages returns the objects created during + // SetAllExtensions() rather than default instances. + EXPECT_NE(&unittest::OptionalGroup_extension::default_instance(), + &message.GetExtension(unittest::optionalgroup_extension)); + EXPECT_NE(&unittest::TestAllTypes::NestedMessage::default_instance(), + &message.GetExtension(unittest::optional_nested_message_extension)); + EXPECT_NE(&unittest::ForeignMessage::default_instance(), + &message.GetExtension( + unittest::optional_foreign_message_extension)); + EXPECT_NE(&unittest_import::ImportMessage::default_instance(), + &message.GetExtension(unittest::optional_import_message_extension)); +} + +TEST(ReflectionOpsTest, ClearUnknown) { + // Test that the message's UnknownFieldSet is correctly cleared. + unittest::TestEmptyMessage message; + message.mutable_unknown_fields()->AddVarint(1234, 1); + + ReflectionOps::Clear(&message); + + EXPECT_EQ(0, message.unknown_fields().field_count()); +} + +TEST(ReflectionOpsTest, DiscardUnknownFields) { + unittest::TestAllTypes message; + TestUtil::SetAllFields(&message); + + // Set some unknown fields in message. + message.mutable_unknown_fields() + ->AddVarint(123456, 654321); + message.mutable_optional_nested_message() + ->mutable_unknown_fields() + ->AddVarint(123456, 654321); + message.mutable_repeated_nested_message(0) + ->mutable_unknown_fields() + ->AddVarint(123456, 654321); + + EXPECT_EQ(1, message.unknown_fields().field_count()); + EXPECT_EQ(1, message.optional_nested_message() + .unknown_fields().field_count()); + EXPECT_EQ(1, message.repeated_nested_message(0) + .unknown_fields().field_count()); + + // Discard them. + ReflectionOps::DiscardUnknownFields(&message); + TestUtil::ExpectAllFieldsSet(message); + + EXPECT_EQ(0, message.unknown_fields().field_count()); + EXPECT_EQ(0, message.optional_nested_message() + .unknown_fields().field_count()); + EXPECT_EQ(0, message.repeated_nested_message(0) + .unknown_fields().field_count()); +} + +TEST(ReflectionOpsTest, DiscardUnknownExtensions) { + unittest::TestAllExtensions message; + TestUtil::SetAllExtensions(&message); + + // Set some unknown fields. + message.mutable_unknown_fields() + ->AddVarint(123456, 654321); + message.MutableExtension(unittest::optional_nested_message_extension) + ->mutable_unknown_fields() + ->AddVarint(123456, 654321); + message.MutableExtension(unittest::repeated_nested_message_extension, 0) + ->mutable_unknown_fields() + ->AddVarint(123456, 654321); + + EXPECT_EQ(1, message.unknown_fields().field_count()); + EXPECT_EQ(1, + message.GetExtension(unittest::optional_nested_message_extension) + .unknown_fields().field_count()); + EXPECT_EQ(1, + message.GetExtension(unittest::repeated_nested_message_extension, 0) + .unknown_fields().field_count()); + + // Discard them. + ReflectionOps::DiscardUnknownFields(&message); + TestUtil::ExpectAllExtensionsSet(message); + + EXPECT_EQ(0, message.unknown_fields().field_count()); + EXPECT_EQ(0, + message.GetExtension(unittest::optional_nested_message_extension) + .unknown_fields().field_count()); + EXPECT_EQ(0, + message.GetExtension(unittest::repeated_nested_message_extension, 0) + .unknown_fields().field_count()); +} + +TEST(ReflectionOpsTest, IsInitialized) { + unittest::TestRequired message; + + EXPECT_FALSE(ReflectionOps::IsInitialized(message)); + message.set_a(1); + EXPECT_FALSE(ReflectionOps::IsInitialized(message)); + message.set_b(2); + EXPECT_FALSE(ReflectionOps::IsInitialized(message)); + message.set_c(3); + EXPECT_TRUE(ReflectionOps::IsInitialized(message)); +} + +TEST(ReflectionOpsTest, ForeignIsInitialized) { + unittest::TestRequiredForeign message; + + // Starts out initialized because the foreign message is itself an optional + // field. + EXPECT_TRUE(ReflectionOps::IsInitialized(message)); + + // Once we create that field, the message is no longer initialized. + message.mutable_optional_message(); + EXPECT_FALSE(ReflectionOps::IsInitialized(message)); + + // Initialize it. Now we're initialized. + message.mutable_optional_message()->set_a(1); + message.mutable_optional_message()->set_b(2); + message.mutable_optional_message()->set_c(3); + EXPECT_TRUE(ReflectionOps::IsInitialized(message)); + + // Add a repeated version of the message. No longer initialized. + unittest::TestRequired* sub_message = message.add_repeated_message(); + EXPECT_FALSE(ReflectionOps::IsInitialized(message)); + + // Initialize that repeated version. + sub_message->set_a(1); + sub_message->set_b(2); + sub_message->set_c(3); + EXPECT_TRUE(ReflectionOps::IsInitialized(message)); +} + +TEST(ReflectionOpsTest, ExtensionIsInitialized) { + unittest::TestAllExtensions message; + + // Starts out initialized because the foreign message is itself an optional + // field. + EXPECT_TRUE(ReflectionOps::IsInitialized(message)); + + // Once we create that field, the message is no longer initialized. + message.MutableExtension(unittest::TestRequired::single); + EXPECT_FALSE(ReflectionOps::IsInitialized(message)); + + // Initialize it. Now we're initialized. + message.MutableExtension(unittest::TestRequired::single)->set_a(1); + message.MutableExtension(unittest::TestRequired::single)->set_b(2); + message.MutableExtension(unittest::TestRequired::single)->set_c(3); + EXPECT_TRUE(ReflectionOps::IsInitialized(message)); + + // Add a repeated version of the message. No longer initialized. + message.AddExtension(unittest::TestRequired::multi); + EXPECT_FALSE(ReflectionOps::IsInitialized(message)); + + // Initialize that repeated version. + message.MutableExtension(unittest::TestRequired::multi, 0)->set_a(1); + message.MutableExtension(unittest::TestRequired::multi, 0)->set_b(2); + message.MutableExtension(unittest::TestRequired::multi, 0)->set_c(3); + EXPECT_TRUE(ReflectionOps::IsInitialized(message)); +} + +static string FindInitializationErrors(const Message& message) { + vector<string> errors; + ReflectionOps::FindInitializationErrors(message, "", &errors); + return JoinStrings(errors, ","); +} + +TEST(ReflectionOpsTest, FindInitializationErrors) { + unittest::TestRequired message; + EXPECT_EQ("a,b,c", FindInitializationErrors(message)); +} + +TEST(ReflectionOpsTest, FindForeignInitializationErrors) { + unittest::TestRequiredForeign message; + message.mutable_optional_message(); + message.add_repeated_message(); + message.add_repeated_message(); + EXPECT_EQ("optional_message.a," + "optional_message.b," + "optional_message.c," + "repeated_message[0].a," + "repeated_message[0].b," + "repeated_message[0].c," + "repeated_message[1].a," + "repeated_message[1].b," + "repeated_message[1].c", + FindInitializationErrors(message)); +} + +TEST(ReflectionOpsTest, FindExtensionInitializationErrors) { + unittest::TestAllExtensions message; + message.MutableExtension(unittest::TestRequired::single); + message.AddExtension(unittest::TestRequired::multi); + message.AddExtension(unittest::TestRequired::multi); + EXPECT_EQ("(protobuf_unittest.TestRequired.single).a," + "(protobuf_unittest.TestRequired.single).b," + "(protobuf_unittest.TestRequired.single).c," + "(protobuf_unittest.TestRequired.multi)[0].a," + "(protobuf_unittest.TestRequired.multi)[0].b," + "(protobuf_unittest.TestRequired.multi)[0].c," + "(protobuf_unittest.TestRequired.multi)[1].a," + "(protobuf_unittest.TestRequired.multi)[1].b," + "(protobuf_unittest.TestRequired.multi)[1].c", + FindInitializationErrors(message)); +} + +} // namespace +} // namespace internal +} // namespace protobuf +} // namespace google |