#!/usr/bin/env ruby

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# For GRPC::Core classes, which use the grpc c-core, object init
# is interesting because it's related to overall library init.

require_relative './end2end_common'

def main
  grpc_class = ''
  OptionParser.new do |opts|
    opts.on('--grpc_class=P', String) do |p|
      grpc_class = p
    end
  end.parse!

  test_proc = nil

  case grpc_class
  when 'channel'
    test_proc = proc do
      GRPC::Core::Channel.new('dummy_host', nil, :this_channel_is_insecure)
    end
  when 'server'
    test_proc = proc do
      GRPC::Core::Server.new({})
    end
  when 'channel_credentials'
    test_proc = proc do
      GRPC::Core::ChannelCredentials.new
    end
  when 'call_credentials'
    test_proc = proc do
      GRPC::Core::CallCredentials.new(proc { |noop| noop })
    end
  when 'compression_options'
    test_proc = proc do
      GRPC::Core::CompressionOptions.new
    end
  else
    fail "bad --grpc_class=#{grpc_class} param"
  end

  th = Thread.new { test_proc.call }
  test_proc.call
  th.join
end

main