1# Copyright 2016 gRPC authors. 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14 15require 'spec_helper' 16require 'open3' 17require 'tmpdir' 18 19def can_run_codegen_check 20 system('which grpc_ruby_plugin') && system('which protoc') 21end 22 23describe 'Ping protobuf code generation' do 24 if !can_run_codegen_check 25 skip 'protoc || grpc_ruby_plugin missing, cannot verify ping code-gen' 26 else 27 it 'should have the same content as created by code generation' do 28 root_dir = File.join(File.dirname(__FILE__), '..', '..', '..', '..', '..') 29 30 # Get the current content 31 service_path = File.join(root_dir, 'src', 'ruby', 'pb', 'grpc', 32 'testing', 'duplicate', 33 'echo_duplicate_services_pb.rb') 34 want = nil 35 File.open(service_path) { |f| want = f.read } 36 37 # Regenerate it 38 plugin, = Open3.capture2('which', 'grpc_ruby_plugin') 39 plugin = plugin.strip 40 got = nil 41 Dir.mktmpdir do |tmp_dir| 42 gen_out = File.join(tmp_dir, 'src', 'proto', 'grpc', 'testing', 43 'duplicate', 'echo_duplicate_services_pb.rb') 44 pid = spawn( 45 'protoc', 46 '-I.', 47 'src/proto/grpc/testing/duplicate/echo_duplicate.proto', 48 "--grpc_out=#{tmp_dir}", 49 "--plugin=protoc-gen-grpc=#{plugin}", 50 chdir: root_dir) 51 Process.wait(pid) 52 File.open(gen_out) { |f| got = f.read } 53 end 54 expect(got).to eq(want) 55 end 56 end 57end 58