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Diffstat (limited to 'pw_rpc/py/codegen_test.py')
| -rw-r--r-- | pw_rpc/py/codegen_test.py | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/pw_rpc/py/codegen_test.py b/pw_rpc/py/codegen_test.py deleted file mode 100644 index ee96a8c72..000000000 --- a/pw_rpc/py/codegen_test.py +++ /dev/null @@ -1,181 +0,0 @@ -#!/usr/bin/env python3 -# Copyright 2020 The Pigweed Authors -# -# Licensed under the Apache License, Version 2.0 (the "License"); you may not -# use this file except in compliance with the License. You may obtain a copy of -# the License at -# -# https://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT -# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the -# License for the specific language governing permissions and limitations under -# the License. -"""Tests the generated pw_rpc code.""" - -from pathlib import Path -import os -import subprocess -import tempfile -import unittest - -TEST_PROTO_FILE = b"""\ -syntax = "proto3"; - -package pw.rpc.test; - -message TestRequest { - float integer = 1; -} - -message TestResponse { - int32 value = 1; -} - -message TestStreamResponse { - bytes chunk = 1; -} - -message Empty {} - -service TestService { - rpc TestRpc(TestRequest) returns (TestResponse) {} - rpc TestStreamRpc(Empty) returns (stream TestStreamResponse) {} -} -""" - -EXPECTED_NANOPB_CODE = """\ -#pragma once - -#include <array> -#include <cstddef> -#include <cstdint> -#include <type_traits> - -#include "pw_rpc/internal/method.h" -#include "pw_rpc/server_context.h" -#include "pw_rpc/service.h" -#include "test.pb.h" - -namespace pw::rpc::internal { - -template <auto> -class ServiceMethodTraits; - -} // namespace pw::rpc::internal - -namespace pw::rpc::test { -namespace generated { - -template <typename Implementation> -class TestService : public ::pw::rpc::Service { - public: - using ServerContext = ::pw::rpc::ServerContext; - template <typename T> - using ServerWriter = ::pw::rpc::ServerWriter<T>; - - constexpr TestService() - : ::pw::rpc::Service(kServiceId, kMethods) {} - - TestService(const TestService&) = delete; - TestService& operator=(const TestService&) = delete; - - static constexpr const char* name() { return "TestService"; } - - // Used by ServiceMethodTraits to identify a base service. - constexpr void _PwRpcInternalGeneratedBase() const {} - - private: - // Hash of "pw.rpc.test.TestService". - static constexpr uint32_t kServiceId = 0xcc0f6de0; - - static ::pw::Status Invoke_TestRpc( - ::pw::rpc::internal::ServerCall& call, - const pw_rpc_test_TestRequest& request, - pw_rpc_test_TestResponse& response) { - return static_cast<Implementation&>(call.service()) - .TestRpc(call.context(), request, response); - } - - static void Invoke_TestStreamRpc( - ::pw::rpc::internal::ServerCall& call, - const pw_rpc_test_TestRequest& request, - ServerWriter<pw_rpc_test_TestStreamResponse>& writer) { - static_cast<Implementation&>(call.service()) - .TestStreamRpc(call.context(), request, writer); - } - - static constexpr std::array<::pw::rpc::internal::Method, 2> kMethods = { - ::pw::rpc::internal::Method::Unary<Invoke_TestRpc>( - 0xbc924054, // Hash of "TestRpc" - pw_rpc_test_TestRequest_fields, - pw_rpc_test_TestResponse_fields), - ::pw::rpc::internal::Method::ServerStreaming<Invoke_TestStreamRpc>( - 0xd97a28fa, // Hash of "TestStreamRpc" - pw_rpc_test_TestRequest_fields, - pw_rpc_test_TestStreamResponse_fields), - }; - - template <auto impl_method> - static constexpr const ::pw::rpc::internal::Method* MethodFor() { - if constexpr (std::is_same_v<decltype(impl_method), decltype(&Implementation::TestRpc)>) { - if constexpr (impl_method == &Implementation::TestRpc) { - return &std::get<0>(kMethods); - } - } - if constexpr (std::is_same_v<decltype(impl_method), decltype(&Implementation::TestStreamRpc)>) { - if constexpr (impl_method == &Implementation::TestStreamRpc) { - return &std::get<1>(kMethods); - } - } - return nullptr; - } - - template <auto> - friend class ::pw::rpc::internal::ServiceMethodTraits; -}; - -} // namespace generated -} // namespace pw::rpc::test -""" - - -class TestNanopbCodegen(unittest.TestCase): - """Test case for nanopb code generation.""" - def setUp(self): - self._output_dir = tempfile.TemporaryDirectory() - - def tearDown(self): - self._output_dir.cleanup() - - def test_nanopb_codegen(self): - root = Path(os.getenv('PW_ROOT')) - proto_dir = root / 'pw_rpc' / 'pw_rpc_test_protos' - proto_file = proto_dir / 'test.proto' - - venv_bin = 'Scripts' if os.name == 'nt' else 'bin' - plugin = root / '.python3-env' / venv_bin / 'pw_rpc_codegen' - - command = ( - 'protoc', - f'-I{proto_dir}', - proto_file, - '--plugin', - f'protoc-gen-custom={plugin}', - '--custom_out', - self._output_dir.name, - ) - - subprocess.run(command) - - generated_files = os.listdir(self._output_dir.name) - self.assertEqual(len(generated_files), 1) - self.assertEqual(generated_files[0], 'test.rpc.pb.h') - - # Read the generated file, ignoring its preamble. - generated_code = Path(self._output_dir.name, - generated_files[0]).read_text() - generated_code = generated_code[generated_code.index('#pragma'):] - - self.assertEqual(generated_code, EXPECTED_NANOPB_CODE) |