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Diffstat (limited to 'src/google/protobuf/no_field_presence_test.cc')
| -rw-r--r-- | src/google/protobuf/no_field_presence_test.cc | 577 |
1 files changed, 0 insertions, 577 deletions
diff --git a/src/google/protobuf/no_field_presence_test.cc b/src/google/protobuf/no_field_presence_test.cc deleted file mode 100644 index bc41beec..00000000 --- a/src/google/protobuf/no_field_presence_test.cc +++ /dev/null @@ -1,577 +0,0 @@ -// 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. - -#include <string> - -#include <google/protobuf/unittest_no_field_presence.pb.h> -#include <google/protobuf/unittest.pb.h> -#include <google/protobuf/descriptor.pb.h> -#include <google/protobuf/descriptor.h> -#include <gtest/gtest.h> - -namespace google { -namespace protobuf { -namespace { - -// Helper: checks that all fields have default (zero/empty) values. -void CheckDefaultValues( - const proto2_nofieldpresence_unittest::TestAllTypes& m) { - EXPECT_EQ(0, m.optional_int32()); - EXPECT_EQ(0, m.optional_int64()); - EXPECT_EQ(0, m.optional_uint32()); - EXPECT_EQ(0, m.optional_uint64()); - EXPECT_EQ(0, m.optional_sint32()); - EXPECT_EQ(0, m.optional_sint64()); - EXPECT_EQ(0, m.optional_fixed32()); - EXPECT_EQ(0, m.optional_fixed64()); - EXPECT_EQ(0, m.optional_sfixed32()); - EXPECT_EQ(0, m.optional_sfixed64()); - EXPECT_EQ(0, m.optional_float()); - EXPECT_EQ(0, m.optional_double()); - EXPECT_EQ(false, m.optional_bool()); - EXPECT_EQ(0, m.optional_string().size()); - EXPECT_EQ(0, m.optional_bytes().size()); - - EXPECT_EQ(false, m.has_optional_nested_message()); - // accessor for message fields returns default instance when not present - EXPECT_EQ(0, m.optional_nested_message().bb()); - EXPECT_EQ(false, m.has_optional_proto2_message()); - // Embedded proto2 messages still have proto2 semantics, e.g. non-zero default - // values. Here the submessage is not present but its accessor returns the - // default instance. - EXPECT_EQ(41, m.optional_proto2_message().default_int32()); - EXPECT_EQ(false, m.has_optional_foreign_message()); - EXPECT_EQ(proto2_nofieldpresence_unittest::TestAllTypes_NestedEnum_FOO, - m.optional_nested_enum()); - EXPECT_EQ(proto2_nofieldpresence_unittest::FOREIGN_FOO, - m.optional_foreign_enum()); - - - EXPECT_EQ(0, m.repeated_int32_size()); - EXPECT_EQ(0, m.repeated_int64_size()); - EXPECT_EQ(0, m.repeated_uint32_size()); - EXPECT_EQ(0, m.repeated_uint64_size()); - EXPECT_EQ(0, m.repeated_sint32_size()); - EXPECT_EQ(0, m.repeated_sint64_size()); - EXPECT_EQ(0, m.repeated_fixed32_size()); - EXPECT_EQ(0, m.repeated_fixed64_size()); - EXPECT_EQ(0, m.repeated_sfixed32_size()); - EXPECT_EQ(0, m.repeated_sfixed64_size()); - EXPECT_EQ(0, m.repeated_float_size()); - EXPECT_EQ(0, m.repeated_double_size()); - EXPECT_EQ(0, m.repeated_bool_size()); - EXPECT_EQ(0, m.repeated_string_size()); - EXPECT_EQ(0, m.repeated_bytes_size()); - EXPECT_EQ(0, m.repeated_nested_message_size()); - EXPECT_EQ(0, m.repeated_foreign_message_size()); - EXPECT_EQ(0, m.repeated_proto2_message_size()); - EXPECT_EQ(0, m.repeated_nested_enum_size()); - EXPECT_EQ(0, m.repeated_foreign_enum_size()); - EXPECT_EQ(0, m.repeated_lazy_message_size()); - EXPECT_EQ(proto2_nofieldpresence_unittest::TestAllTypes::ONEOF_FIELD_NOT_SET, - m.oneof_field_case()); -} - -void FillValues(proto2_nofieldpresence_unittest::TestAllTypes* m) { - m->set_optional_int32(100); - m->set_optional_int64(101); - m->set_optional_uint32(102); - m->set_optional_uint64(103); - m->set_optional_sint32(104); - m->set_optional_sint64(105); - m->set_optional_fixed32(106); - m->set_optional_fixed64(107); - m->set_optional_sfixed32(108); - m->set_optional_sfixed64(109); - m->set_optional_float(110.0); - m->set_optional_double(111.0); - m->set_optional_bool(true); - m->set_optional_string("asdf"); - m->set_optional_bytes("jkl;"); - m->mutable_optional_nested_message()->set_bb(42); - m->mutable_optional_foreign_message()->set_c(43); - m->mutable_optional_proto2_message()->set_optional_int32(44); - m->set_optional_nested_enum( - proto2_nofieldpresence_unittest::TestAllTypes_NestedEnum_BAZ); - m->set_optional_foreign_enum( - proto2_nofieldpresence_unittest::FOREIGN_BAZ); - m->mutable_optional_lazy_message()->set_bb(45); - m->add_repeated_int32(100); - m->add_repeated_int64(101); - m->add_repeated_uint32(102); - m->add_repeated_uint64(103); - m->add_repeated_sint32(104); - m->add_repeated_sint64(105); - m->add_repeated_fixed32(106); - m->add_repeated_fixed64(107); - m->add_repeated_sfixed32(108); - m->add_repeated_sfixed64(109); - m->add_repeated_float(110.0); - m->add_repeated_double(111.0); - m->add_repeated_bool(true); - m->add_repeated_string("asdf"); - m->add_repeated_bytes("jkl;"); - m->add_repeated_nested_message()->set_bb(46); - m->add_repeated_foreign_message()->set_c(47); - m->add_repeated_proto2_message()->set_optional_int32(48); - m->add_repeated_nested_enum( - proto2_nofieldpresence_unittest::TestAllTypes_NestedEnum_BAZ); - m->add_repeated_foreign_enum( - proto2_nofieldpresence_unittest::FOREIGN_BAZ); - m->add_repeated_lazy_message()->set_bb(49); - - m->set_oneof_uint32(1); - m->mutable_oneof_nested_message()->set_bb(50); - m->set_oneof_string("test"); // only this one remains set -} - -void CheckNonDefaultValues( -const proto2_nofieldpresence_unittest::TestAllTypes& m) { - EXPECT_EQ(100, m.optional_int32()); - EXPECT_EQ(101, m.optional_int64()); - EXPECT_EQ(102, m.optional_uint32()); - EXPECT_EQ(103, m.optional_uint64()); - EXPECT_EQ(104, m.optional_sint32()); - EXPECT_EQ(105, m.optional_sint64()); - EXPECT_EQ(106, m.optional_fixed32()); - EXPECT_EQ(107, m.optional_fixed64()); - EXPECT_EQ(108, m.optional_sfixed32()); - EXPECT_EQ(109, m.optional_sfixed64()); - EXPECT_EQ(110.0, m.optional_float()); - EXPECT_EQ(111.0, m.optional_double()); - EXPECT_EQ(true, m.optional_bool()); - EXPECT_EQ("asdf", m.optional_string()); - EXPECT_EQ("jkl;", m.optional_bytes()); - EXPECT_EQ(true, m.has_optional_nested_message()); - EXPECT_EQ(42, m.optional_nested_message().bb()); - EXPECT_EQ(true, m.has_optional_foreign_message()); - EXPECT_EQ(43, m.optional_foreign_message().c()); - EXPECT_EQ(true, m.has_optional_proto2_message()); - EXPECT_EQ(44, m.optional_proto2_message().optional_int32()); - EXPECT_EQ(proto2_nofieldpresence_unittest::TestAllTypes_NestedEnum_BAZ, - m.optional_nested_enum()); - EXPECT_EQ(proto2_nofieldpresence_unittest::FOREIGN_BAZ, - m.optional_foreign_enum()); - EXPECT_EQ(true, m.has_optional_lazy_message()); - EXPECT_EQ(45, m.optional_lazy_message().bb()); - - EXPECT_EQ(1, m.repeated_int32_size()); - EXPECT_EQ(100, m.repeated_int32(0)); - EXPECT_EQ(1, m.repeated_int64_size()); - EXPECT_EQ(101, m.repeated_int64(0)); - EXPECT_EQ(1, m.repeated_uint32_size()); - EXPECT_EQ(102, m.repeated_uint32(0)); - EXPECT_EQ(1, m.repeated_uint64_size()); - EXPECT_EQ(103, m.repeated_uint64(0)); - EXPECT_EQ(1, m.repeated_sint32_size()); - EXPECT_EQ(104, m.repeated_sint32(0)); - EXPECT_EQ(1, m.repeated_sint64_size()); - EXPECT_EQ(105, m.repeated_sint64(0)); - EXPECT_EQ(1, m.repeated_fixed32_size()); - EXPECT_EQ(106, m.repeated_fixed32(0)); - EXPECT_EQ(1, m.repeated_fixed64_size()); - EXPECT_EQ(107, m.repeated_fixed64(0)); - EXPECT_EQ(1, m.repeated_sfixed32_size()); - EXPECT_EQ(108, m.repeated_sfixed32(0)); - EXPECT_EQ(1, m.repeated_sfixed64_size()); - EXPECT_EQ(109, m.repeated_sfixed64(0)); - EXPECT_EQ(1, m.repeated_float_size()); - EXPECT_EQ(110.0, m.repeated_float(0)); - EXPECT_EQ(1, m.repeated_double_size()); - EXPECT_EQ(111.0, m.repeated_double(0)); - EXPECT_EQ(1, m.repeated_bool_size()); - EXPECT_EQ(true, m.repeated_bool(0)); - EXPECT_EQ(1, m.repeated_string_size()); - EXPECT_EQ("asdf", m.repeated_string(0)); - EXPECT_EQ(1, m.repeated_bytes_size()); - EXPECT_EQ("jkl;", m.repeated_bytes(0)); - EXPECT_EQ(1, m.repeated_nested_message_size()); - EXPECT_EQ(46, m.repeated_nested_message(0).bb()); - EXPECT_EQ(1, m.repeated_foreign_message_size()); - EXPECT_EQ(47, m.repeated_foreign_message(0).c()); - EXPECT_EQ(1, m.repeated_proto2_message_size()); - EXPECT_EQ(48, m.repeated_proto2_message(0).optional_int32()); - EXPECT_EQ(1, m.repeated_nested_enum_size()); - EXPECT_EQ(proto2_nofieldpresence_unittest::TestAllTypes_NestedEnum_BAZ, - m.repeated_nested_enum(0)); - EXPECT_EQ(1, m.repeated_foreign_enum_size()); - EXPECT_EQ(proto2_nofieldpresence_unittest::FOREIGN_BAZ, - m.repeated_foreign_enum(0)); - EXPECT_EQ(1, m.repeated_lazy_message_size()); - EXPECT_EQ(49, m.repeated_lazy_message(0).bb()); - - EXPECT_EQ(proto2_nofieldpresence_unittest::TestAllTypes::kOneofString, - m.oneof_field_case()); - EXPECT_EQ("test", m.oneof_string()); -} - -TEST(NoFieldPresenceTest, BasicMessageTest) { - proto2_nofieldpresence_unittest::TestAllTypes message; - // Check default values, fill all fields, check values. We just want to - // exercise the basic getters/setter paths here to make sure no - // field-presence-related changes broke these. - CheckDefaultValues(message); - FillValues(&message); - CheckNonDefaultValues(message); - - // Clear() should be equivalent to getting a freshly-constructed message. - message.Clear(); - CheckDefaultValues(message); -} - -TEST(NoFieldPresenceTest, MessageFieldPresenceTest) { - // check that presence still works properly for message fields. - proto2_nofieldpresence_unittest::TestAllTypes message; - EXPECT_EQ(false, message.has_optional_nested_message()); - // Getter should fetch default instance, and not cause the field to become - // present. - EXPECT_EQ(0, message.optional_nested_message().bb()); - EXPECT_EQ(false, message.has_optional_nested_message()); - message.mutable_optional_nested_message()->set_bb(42); - EXPECT_EQ(true, message.has_optional_nested_message()); - message.clear_optional_nested_message(); - EXPECT_EQ(false, message.has_optional_nested_message()); - - // Likewise for a lazy message field. - EXPECT_EQ(false, message.has_optional_lazy_message()); - // Getter should fetch default instance, and not cause the field to become - // present. - EXPECT_EQ(0, message.optional_lazy_message().bb()); - EXPECT_EQ(false, message.has_optional_lazy_message()); - message.mutable_optional_lazy_message()->set_bb(42); - EXPECT_EQ(true, message.has_optional_lazy_message()); - message.clear_optional_lazy_message(); - EXPECT_EQ(false, message.has_optional_lazy_message()); - - // Test field presence of a message field on the default instance. - EXPECT_EQ(false, proto2_nofieldpresence_unittest::TestAllTypes:: - default_instance().has_optional_nested_message()); -} - -TEST(NoFieldPresenceTest, ReflectionHasFieldTest) { - // check that HasField reports true on all scalar fields. Check that it - // behaves properly for message fields. - - proto2_nofieldpresence_unittest::TestAllTypes message; - const google::protobuf::Reflection* r = message.GetReflection(); - const google::protobuf::Descriptor* desc = message.GetDescriptor(); - - // Check initial state: scalars not present (due to need to be consistent with - // MergeFrom()), message fields not present, oneofs not present. - for (int i = 0; i < desc->field_count(); i++) { - const google::protobuf::FieldDescriptor* field = desc->field(i); - if (field->is_repeated()) continue; - EXPECT_EQ(false, r->HasField(message, field)); - } - - // Test field presence of a message field on the default instance. - const google::protobuf::FieldDescriptor* msg_field = - desc->FindFieldByName("optional_nested_message"); - EXPECT_EQ(false, r->HasField( - proto2_nofieldpresence_unittest::TestAllTypes:: - default_instance(), msg_field)); - - // Fill all fields, expect everything to report true (check oneofs below). - FillValues(&message); - for (int i = 0; i < desc->field_count(); i++) { - const google::protobuf::FieldDescriptor* field = desc->field(i); - if (field->is_repeated() || field->containing_oneof()) { - continue; - } - if (field->options().ctype() != google::protobuf::FieldOptions::STRING) { - continue; - } - EXPECT_EQ(true, r->HasField(message, field)); - } - - message.Clear(); - - // Check zero/empty-means-not-present semantics. - const google::protobuf::FieldDescriptor* field_int32 = desc->FindFieldByName( - "optional_int32"); - const google::protobuf::FieldDescriptor* field_double = desc->FindFieldByName( - "optional_double"); - const google::protobuf::FieldDescriptor* field_string = desc->FindFieldByName( - "optional_string"); - - EXPECT_EQ(false, r->HasField(message, field_int32)); - EXPECT_EQ(false, r->HasField(message, field_double)); - EXPECT_EQ(false, r->HasField(message, field_string)); - - message.set_optional_int32(42); - EXPECT_EQ(true, r->HasField(message, field_int32)); - message.set_optional_int32(0); - EXPECT_EQ(false, r->HasField(message, field_int32)); - - message.set_optional_double(42.0); - EXPECT_EQ(true, r->HasField(message, field_double)); - message.set_optional_double(0.0); - EXPECT_EQ(false, r->HasField(message, field_double)); - - message.set_optional_string("test"); - EXPECT_EQ(true, r->HasField(message, field_string)); - message.set_optional_string(""); - EXPECT_EQ(false, r->HasField(message, field_string)); -} - -TEST(NoFieldPresenceTest, ReflectionClearFieldTest) { - proto2_nofieldpresence_unittest::TestAllTypes message; - - const google::protobuf::Reflection* r = message.GetReflection(); - const google::protobuf::Descriptor* desc = message.GetDescriptor(); - - const google::protobuf::FieldDescriptor* field_int32 = desc->FindFieldByName( - "optional_int32"); - const google::protobuf::FieldDescriptor* field_double = desc->FindFieldByName( - "optional_double"); - const google::protobuf::FieldDescriptor* field_string = desc->FindFieldByName( - "optional_string"); - const google::protobuf::FieldDescriptor* field_message = desc->FindFieldByName( - "optional_nested_message"); - const google::protobuf::FieldDescriptor* field_lazy = desc->FindFieldByName( - "optional_lazy_message"); - - message.set_optional_int32(42); - r->ClearField(&message, field_int32); - EXPECT_EQ(0, message.optional_int32()); - - message.set_optional_double(42.0); - r->ClearField(&message, field_double); - EXPECT_EQ(0.0, message.optional_double()); - - message.set_optional_string("test"); - r->ClearField(&message, field_string); - EXPECT_EQ("", message.optional_string()); - - message.mutable_optional_nested_message()->set_bb(1234); - r->ClearField(&message, field_message); - EXPECT_FALSE(message.has_optional_nested_message()); - EXPECT_EQ(0, message.optional_nested_message().bb()); - - message.mutable_optional_lazy_message()->set_bb(42); - r->ClearField(&message, field_lazy); - EXPECT_FALSE(message.has_optional_lazy_message()); - EXPECT_EQ(0, message.optional_lazy_message().bb()); -} - -TEST(NoFieldPresenceTest, HasFieldOneofsTest) { - // check that HasField behaves properly for oneofs. - proto2_nofieldpresence_unittest::TestAllTypes message; - - const google::protobuf::Reflection* r = message.GetReflection(); - const google::protobuf::Descriptor* desc = message.GetDescriptor(); - const google::protobuf::FieldDescriptor* desc_oneof_uint32 = - desc->FindFieldByName("oneof_uint32"); - const google::protobuf::FieldDescriptor* desc_oneof_nested_message = - desc->FindFieldByName("oneof_nested_message"); - const google::protobuf::FieldDescriptor* desc_oneof_string = - desc->FindFieldByName("oneof_string"); - GOOGLE_CHECK_NOTNULL(desc_oneof_uint32); - GOOGLE_CHECK_NOTNULL(desc_oneof_nested_message); - GOOGLE_CHECK_NOTNULL(desc_oneof_string); - - EXPECT_EQ(false, r->HasField(message, desc_oneof_uint32)); - EXPECT_EQ(false, r->HasField(message, desc_oneof_nested_message)); - EXPECT_EQ(false, r->HasField(message, desc_oneof_string)); - - message.set_oneof_string("test"); - EXPECT_EQ(false, r->HasField(message, desc_oneof_uint32)); - EXPECT_EQ(false, r->HasField(message, desc_oneof_nested_message)); - EXPECT_EQ(true, r->HasField(message, desc_oneof_string)); - message.mutable_oneof_nested_message()->set_bb(42); - EXPECT_EQ(false, r->HasField(message, desc_oneof_uint32)); - EXPECT_EQ(true, r->HasField(message, desc_oneof_nested_message)); - EXPECT_EQ(false, r->HasField(message, desc_oneof_string)); - - message.Clear(); - EXPECT_EQ(false, r->HasField(message, desc_oneof_uint32)); - EXPECT_EQ(false, r->HasField(message, desc_oneof_nested_message)); - EXPECT_EQ(false, r->HasField(message, desc_oneof_string)); -} - -TEST(NoFieldPresenceTest, DontSerializeDefaultValuesTest) { - // check that serialized data contains only non-zero numeric fields/non-empty - // string/byte fields. - proto2_nofieldpresence_unittest::TestAllTypes message; - string output; - - // All default values -> no output. - message.SerializeToString(&output); - EXPECT_EQ(0, output.size()); - - // Zero values -> still no output. - message.set_optional_int32(0); - message.set_optional_int64(0); - message.set_optional_uint32(0); - message.set_optional_uint64(0); - message.set_optional_sint32(0); - message.set_optional_sint64(0); - message.set_optional_fixed32(0); - message.set_optional_fixed64(0); - message.set_optional_sfixed32(0); - message.set_optional_sfixed64(0); - message.set_optional_float(0); - message.set_optional_double(0); - message.set_optional_bool(0); - message.set_optional_string(""); - message.set_optional_bytes(""); - message.set_optional_nested_enum( - proto2_nofieldpresence_unittest::TestAllTypes_NestedEnum_FOO); // first enum entry - message.set_optional_foreign_enum( - proto2_nofieldpresence_unittest::FOREIGN_FOO); // first enum entry - - message.SerializeToString(&output); - EXPECT_EQ(0, output.size()); - - message.set_optional_int32(1); - message.SerializeToString(&output); - EXPECT_EQ(2, output.size()); - EXPECT_EQ("\x08\x01", output); - - message.set_optional_int32(0); - message.SerializeToString(&output); - EXPECT_EQ(0, output.size()); -} - -TEST(NoFieldPresenceTest, MergeFromIfNonzeroTest) { - // check that MergeFrom copies if nonzero/nondefault only. - proto2_nofieldpresence_unittest::TestAllTypes source; - proto2_nofieldpresence_unittest::TestAllTypes dest; - - dest.set_optional_int32(42); - dest.set_optional_string("test"); - source.set_optional_int32(0); - source.set_optional_string(""); - // MergeFrom() copies only if present in serialization, i.e., non-zero. - dest.MergeFrom(source); - EXPECT_EQ(42, dest.optional_int32()); - EXPECT_EQ("test", dest.optional_string()); - - source.set_optional_int32(84); - source.set_optional_string("test2"); - dest.MergeFrom(source); - EXPECT_EQ(84, dest.optional_int32()); - EXPECT_EQ("test2", dest.optional_string()); -} - -TEST(NoFieldPresenceTest, IsInitializedTest) { - // Check that IsInitialized works properly. - proto2_nofieldpresence_unittest::TestProto2Required message; - - EXPECT_EQ(true, message.IsInitialized()); - message.mutable_proto2()->set_a(1); - EXPECT_EQ(false, message.IsInitialized()); - message.mutable_proto2()->set_b(1); - EXPECT_EQ(false, message.IsInitialized()); - message.mutable_proto2()->set_c(1); - EXPECT_EQ(true, message.IsInitialized()); -} - -TEST(NoFieldPresenceTest, LazyMessageFieldHasBit) { - // Check that has-bit interaction with lazy message works (has-bit before and - // after lazy decode). - proto2_nofieldpresence_unittest::TestAllTypes message; - const google::protobuf::Reflection* r = message.GetReflection(); - const google::protobuf::Descriptor* desc = message.GetDescriptor(); - const google::protobuf::FieldDescriptor* field = desc->FindFieldByName( - "optional_lazy_message"); - GOOGLE_CHECK_NOTNULL(field); - - EXPECT_EQ(false, message.has_optional_lazy_message()); - EXPECT_EQ(false, r->HasField(message, field)); - - message.mutable_optional_lazy_message()->set_bb(42); - EXPECT_EQ(true, message.has_optional_lazy_message()); - EXPECT_EQ(true, r->HasField(message, field)); - - // Serialize and parse with a new message object so that lazy field on new - // object is in unparsed state. - string output; - message.SerializeToString(&output); - proto2_nofieldpresence_unittest::TestAllTypes message2; - message2.ParseFromString(output); - - EXPECT_EQ(true, message2.has_optional_lazy_message()); - EXPECT_EQ(true, r->HasField(message2, field)); - - // Access field to force lazy parse. - EXPECT_EQ(42, message.optional_lazy_message().bb()); - EXPECT_EQ(true, message2.has_optional_lazy_message()); - EXPECT_EQ(true, r->HasField(message2, field)); -} - -TEST(NoFieldPresenceTest, OneofPresence) { - proto2_nofieldpresence_unittest::TestAllTypes message; - // oneof fields still have field presence -- ensure that this goes on the wire - // even though its value is the empty string. - message.set_oneof_string(""); - string serialized; - message.SerializeToString(&serialized); - // Tag: 113 --> tag is (113 << 3) | 2 (length delimited) = 906 - // varint: 0x8a 0x07 - // Length: 0x00 - EXPECT_EQ(3, serialized.size()); - EXPECT_EQ(static_cast<char>(0x8a), serialized.at(0)); - EXPECT_EQ(static_cast<char>(0x07), serialized.at(1)); - EXPECT_EQ(static_cast<char>(0x00), serialized.at(2)); - - message.Clear(); - EXPECT_TRUE(message.ParseFromString(serialized)); - EXPECT_EQ(proto2_nofieldpresence_unittest::TestAllTypes::kOneofString, - message.oneof_field_case()); - - // Also test int32 and enum fields. - message.Clear(); - message.set_oneof_uint32(0); // would not go on wire if ordinary field. - message.SerializeToString(&serialized); - EXPECT_EQ(3, serialized.size()); - EXPECT_TRUE(message.ParseFromString(serialized)); - EXPECT_EQ(proto2_nofieldpresence_unittest::TestAllTypes::kOneofUint32, - message.oneof_field_case()); - - message.Clear(); - message.set_oneof_enum(proto2_nofieldpresence_unittest:: - TestAllTypes_NestedEnum_FOO); // default value. - message.SerializeToString(&serialized); - EXPECT_EQ(3, serialized.size()); - EXPECT_TRUE(message.ParseFromString(serialized)); - EXPECT_EQ(proto2_nofieldpresence_unittest::TestAllTypes::kOneofEnum, - message.oneof_field_case()); - - message.Clear(); - message.set_oneof_string("test"); - message.clear_oneof_string(); - EXPECT_EQ(0, message.ByteSize()); -} - -} // namespace -} // namespace protobuf - -} // namespace google |