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# Copyright 2016 gRPC 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
#
# http://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.
require 'open3'
require 'tmpdir'
def can_run_codegen_check
system('which grpc_ruby_plugin') && system('which protoc')
end
describe 'Ping protobuf code generation' do
if !can_run_codegen_check
skip 'protoc || grpc_ruby_plugin missing, cannot verify ping code-gen'
else
it 'should have the same content as created by code generation' do
root_dir = File.join(File.dirname(__FILE__), '..', '..', '..', '..', '..')
# Get the current content
service_path = File.join(root_dir, 'src', 'ruby', 'pb', 'grpc',
'testing', 'duplicate',
'echo_duplicate_services_pb.rb')
want = nil
File.open(service_path) { |f| want = f.read }
# Regenerate it
plugin, = Open3.capture2('which', 'grpc_ruby_plugin')
plugin = plugin.strip
got = nil
Dir.mktmpdir do |tmp_dir|
gen_out = File.join(tmp_dir, 'src', 'proto', 'grpc', 'testing',
'duplicate', 'echo_duplicate_services_pb.rb')
pid = spawn(
'protoc',
'-I.',
'src/proto/grpc/testing/duplicate/echo_duplicate.proto',
"--grpc_out=#{tmp_dir}",
"--plugin=protoc-gen-grpc=#{plugin}",
chdir: root_dir)
Process.wait(pid)
File.open(gen_out) { |f| got = f.read }
end
expect(got).to eq(want)
end
end
end
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