Method: #with_protos

Defined in:
src/ruby/spec/pb/codegen/package_option_spec.rb

#with_protos(file_paths) ⇒ Object

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# File 'src/ruby/spec/pb/codegen/package_option_spec.rb', line 73

def with_protos(file_paths)
  pb_dir = File.dirname(__FILE__)
  bins_dir = File.join('..', '..', '..', '..', '..', 'cmake', 'build')
  plugin = File.join(bins_dir, 'grpc_ruby_plugin')
  protoc = File.join(bins_dir, 'third_party', 'protobuf', 'protoc')

  # Generate the service from the proto
  Dir.mktmpdir(nil, File.dirname(__FILE__)) do |tmp_dir|
    gen_file = system(protoc,
                      '-I.',
                      *file_paths,
                      "--grpc_out=#{tmp_dir}", # generate the service
                      "--ruby_out=#{tmp_dir}", # generate the definitions
                      "--plugin=protoc-gen-grpc=#{plugin}",
                      chdir: pb_dir,
                      out: File::NULL)

    expect(gen_file).to be_truthy
    begin
      $LOAD_PATH.push(tmp_dir)
      yield
    ensure
      $LOAD_PATH.delete(tmp_dir)
    end
  end
end