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319 lines
9.7 KiB
319 lines
9.7 KiB
// Copyright 2020 The Pigweed Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include <span>
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#include "gtest/gtest.h"
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#include "pw_protobuf/encoder.h"
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// These header files contain the code generated by the pw_protobuf plugin.
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// They are re-generated every time the tests are built and are used by the
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// tests to ensure that the interface remains consistent.
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//
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// The purpose of the tests in this file is primarily to verify that the
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// generated C++ interface is valid rather than the correctness of the
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// low-level encoder.
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#include "pw_protobuf_test_protos/full_test.pwpb.h"
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#include "pw_protobuf_test_protos/importer.pwpb.h"
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#include "pw_protobuf_test_protos/non_pw_package.pwpb.h"
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#include "pw_protobuf_test_protos/proto2.pwpb.h"
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#include "pw_protobuf_test_protos/repeated.pwpb.h"
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namespace pw::protobuf {
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namespace {
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using namespace pw::protobuf::test;
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TEST(Codegen, Codegen) {
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std::byte encode_buffer[512];
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NestedEncoder<20, 20> encoder(encode_buffer);
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Pigweed::Encoder pigweed(&encoder);
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pigweed.WriteMagicNumber(73);
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pigweed.WriteZiggy(-111);
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pigweed.WriteErrorMessage("not a typewriter");
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pigweed.WriteBin(Pigweed::Protobuf::Binary::ZERO);
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{
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Pigweed::Pigweed::Encoder pigweed_pigweed = pigweed.GetPigweedEncoder();
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pigweed_pigweed.WriteStatus(Bool::FILE_NOT_FOUND);
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}
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{
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Proto::Encoder proto = pigweed.GetProtoEncoder();
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proto.WriteBin(Proto::Binary::OFF);
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proto.WritePigweedPigweedBin(Pigweed::Pigweed::Binary::ZERO);
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proto.WritePigweedProtobufBin(Pigweed::Protobuf::Binary::ZERO);
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{
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Pigweed::Protobuf::Compiler::Encoder meta = proto.GetMetaEncoder();
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meta.WriteFileName("/etc/passwd");
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meta.WriteStatus(Pigweed::Protobuf::Compiler::Status::FUBAR);
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}
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{
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Pigweed::Encoder nested_pigweed = proto.GetPigweedEncoder();
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pigweed.WriteErrorMessage("here we go again");
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pigweed.WriteMagicNumber(616);
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{
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DeviceInfo::Encoder device_info = nested_pigweed.GetDeviceInfoEncoder();
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{
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KeyValuePair::Encoder attributes = device_info.GetAttributesEncoder();
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attributes.WriteKey("version");
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attributes.WriteValue("5.3.1");
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}
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{
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KeyValuePair::Encoder attributes = device_info.GetAttributesEncoder();
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attributes.WriteKey("chip");
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attributes.WriteValue("left-soc");
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}
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device_info.WriteStatus(DeviceInfo::DeviceStatus::PANIC);
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}
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}
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}
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for (int i = 0; i < 5; ++i) {
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Proto::ID::Encoder id = pigweed.GetIdEncoder();
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id.WriteId(5 * i * i + 3 * i + 49);
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}
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// clang-format off
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constexpr uint8_t expected_proto[] = {
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// pigweed.magic_number
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0x08, 0x49,
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// pigweed.ziggy
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0x10, 0xdd, 0x01,
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// pigweed.error_message
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0x2a, 0x10, 'n', 'o', 't', ' ', 'a', ' ',
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't', 'y', 'p', 'e', 'w', 'r', 'i', 't', 'e', 'r',
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// pigweed.bin
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0x40, 0x01,
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// pigweed.pigweed
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0x3a, 0x02,
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// pigweed.pigweed.status
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0x08, 0x02,
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// pigweed.proto
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0x4a, 0x56,
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// pigweed.proto.bin
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0x10, 0x00,
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// pigweed.proto.pigweed_pigweed_bin
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0x18, 0x00,
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// pigweed.proto.pigweed_protobuf_bin
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0x20, 0x01,
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// pigweed.proto.meta
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0x2a, 0x0f,
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// pigweed.proto.meta.file_name
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0x0a, 0x0b, '/', 'e', 't', 'c', '/', 'p', 'a', 's', 's', 'w', 'd',
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// pigweed.proto.meta.status
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0x10, 0x02,
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// pigweed.proto.nested_pigweed
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0x0a, 0x3d,
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// pigweed.proto.nested_pigweed.error_message
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0x2a, 0x10, 'h', 'e', 'r', 'e', ' ', 'w', 'e', ' ',
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'g', 'o', ' ', 'a', 'g', 'a', 'i', 'n',
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// pigweed.proto.nested_pigweed.magic_number
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0x08, 0xe8, 0x04,
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// pigweed.proto.nested_pigweed.device_info
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0x32, 0x26,
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// pigweed.proto.nested_pigweed.device_info.attributes[0]
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0x22, 0x10,
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// pigweed.proto.nested_pigweed.device_info.attributes[0].key
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0x0a, 0x07, 'v', 'e', 'r', 's', 'i', 'o', 'n',
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// pigweed.proto.nested_pigweed.device_info.attributes[0].value
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0x12, 0x05, '5', '.', '3', '.', '1',
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// pigweed.proto.nested_pigweed.device_info.attributes[1]
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0x22, 0x10,
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// pigweed.proto.nested_pigweed.device_info.attributes[1].key
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0x0a, 0x04, 'c', 'h', 'i', 'p',
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// pigweed.proto.nested_pigweed.device_info.attributes[1].value
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0x12, 0x08, 'l', 'e', 'f', 't', '-', 's', 'o', 'c',
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// pigweed.proto.nested_pigweed.device_info.status
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0x18, 0x03,
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// pigweed.id[0]
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0x52, 0x02,
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// pigweed.id[0].id
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0x08, 0x31,
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// pigweed.id[1]
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0x52, 0x02,
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// pigweed.id[1].id
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0x08, 0x39,
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// pigweed.id[2]
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0x52, 0x02,
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// pigweed.id[2].id
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0x08, 0x4b,
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// pigweed.id[3]
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0x52, 0x02,
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// pigweed.id[3].id
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0x08, 0x67,
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// pigweed.id[4]
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0x52, 0x03,
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// pigweed.id[4].id
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0x08, 0x8d, 0x01
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};
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// clang-format on
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Result result = encoder.Encode();
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ASSERT_EQ(result.status(), OkStatus());
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EXPECT_EQ(result.value().size(), sizeof(expected_proto));
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EXPECT_EQ(std::memcmp(
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result.value().data(), expected_proto, sizeof(expected_proto)),
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0);
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}
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TEST(CodegenRepeated, NonPackedScalar) {
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std::byte encode_buffer[32];
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NestedEncoder encoder(encode_buffer);
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RepeatedTest::Encoder repeated_test(&encoder);
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for (int i = 0; i < 4; ++i) {
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repeated_test.WriteUint32s(i * 16);
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}
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constexpr uint8_t expected_proto[] = {
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0x08, 0x00, 0x08, 0x10, 0x08, 0x20, 0x08, 0x30};
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Result result = encoder.Encode();
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ASSERT_EQ(result.status(), OkStatus());
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EXPECT_EQ(result.value().size(), sizeof(expected_proto));
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EXPECT_EQ(std::memcmp(
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result.value().data(), expected_proto, sizeof(expected_proto)),
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0);
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}
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TEST(CodegenRepeated, PackedScalar) {
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std::byte encode_buffer[32];
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NestedEncoder encoder(encode_buffer);
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RepeatedTest::Encoder repeated_test(&encoder);
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constexpr uint32_t values[] = {0, 16, 32, 48};
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repeated_test.WriteUint32s(values);
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constexpr uint8_t expected_proto[] = {0x0a, 0x04, 0x00, 0x10, 0x20, 0x30};
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Result result = encoder.Encode();
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ASSERT_EQ(result.status(), OkStatus());
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EXPECT_EQ(result.value().size(), sizeof(expected_proto));
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EXPECT_EQ(std::memcmp(
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result.value().data(), expected_proto, sizeof(expected_proto)),
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0);
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}
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TEST(CodegenRepeated, NonScalar) {
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std::byte encode_buffer[32];
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NestedEncoder encoder(encode_buffer);
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RepeatedTest::Encoder repeated_test(&encoder);
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constexpr const char* strings[] = {"the", "quick", "brown", "fox"};
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for (const char* s : strings) {
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repeated_test.WriteStrings(s);
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}
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constexpr uint8_t expected_proto[] = {
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0x1a, 0x03, 't', 'h', 'e', 0x1a, 0x5, 'q', 'u', 'i', 'c', 'k',
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0x1a, 0x5, 'b', 'r', 'o', 'w', 'n', 0x1a, 0x3, 'f', 'o', 'x'};
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Result result = encoder.Encode();
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ASSERT_EQ(result.status(), OkStatus());
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EXPECT_EQ(result.value().size(), sizeof(expected_proto));
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EXPECT_EQ(std::memcmp(
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result.value().data(), expected_proto, sizeof(expected_proto)),
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0);
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}
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TEST(CodegenRepeated, Message) {
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std::byte encode_buffer[64];
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NestedEncoder<1, 3> encoder(encode_buffer);
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RepeatedTest::Encoder repeated_test(&encoder);
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for (int i = 0; i < 3; ++i) {
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auto structs = repeated_test.GetStructsEncoder();
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structs.WriteOne(i * 1);
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structs.WriteTwo(i * 2);
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}
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// clang-format off
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constexpr uint8_t expected_proto[] = {
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0x2a, 0x04, 0x08, 0x00, 0x10, 0x00, 0x2a, 0x04, 0x08,
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0x01, 0x10, 0x02, 0x2a, 0x04, 0x08, 0x02, 0x10, 0x04};
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// clang-format on
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Result result = encoder.Encode();
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ASSERT_EQ(result.status(), OkStatus());
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EXPECT_EQ(result.value().size(), sizeof(expected_proto));
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EXPECT_EQ(std::memcmp(
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result.value().data(), expected_proto, sizeof(expected_proto)),
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0);
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}
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TEST(Codegen, Proto2) {
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std::byte encode_buffer[64];
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NestedEncoder<1, 3> encoder(encode_buffer);
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Foo::Encoder foo(&encoder);
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foo.WriteInt(3);
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{
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constexpr std::byte data[] = {
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std::byte(0xde), std::byte(0xad), std::byte(0xbe), std::byte(0xef)};
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Bar::Encoder bar = foo.GetBarEncoder();
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bar.WriteData(data);
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}
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constexpr uint8_t expected_proto[] = {
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0x08, 0x03, 0x1a, 0x06, 0x0a, 0x04, 0xde, 0xad, 0xbe, 0xef};
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Result result = encoder.Encode();
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ASSERT_EQ(result.status(), OkStatus());
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EXPECT_EQ(result.value().size(), sizeof(expected_proto));
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EXPECT_EQ(std::memcmp(
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result.value().data(), expected_proto, sizeof(expected_proto)),
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0);
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}
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TEST(Codegen, Import) {
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std::byte encode_buffer[64];
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NestedEncoder<1, 3> encoder(encode_buffer);
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Period::Encoder period(&encoder);
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{
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imported::Timestamp::Encoder start = period.GetStartEncoder();
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start.WriteSeconds(1589501793);
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start.WriteNanoseconds(511613110);
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}
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{
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imported::Timestamp::Encoder end = period.GetEndEncoder();
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end.WriteSeconds(1589501841);
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end.WriteNanoseconds(490367432);
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}
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EXPECT_EQ(encoder.Encode().status(), OkStatus());
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}
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TEST(Codegen, NonPigweedPackage) {
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using namespace non::pigweed::package::name;
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std::byte encode_buffer[64];
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std::array<const int64_t, 2> repeated = {0, 1};
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NestedEncoder<1, 2> encoder(encode_buffer);
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Packed::Encoder packed(&encoder);
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packed.WriteRep(std::span<const int64_t>(repeated));
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packed.WritePacked("packed");
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EXPECT_EQ(encoder.Encode().status(), OkStatus());
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}
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} // namespace
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} // namespace pw::protobuf
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