Contents

# encoding: utf-8
require 'spec_helper'

describe Actions::SendSignal do
  context '#initialize' do
    it 'requires a signal' do
      expect { 
        Actions::SendSignal.new
      }.to raise_error ArgumentError
    end

    it 'accepts a pid_file' do
      expect { 
        Actions::SendSignal.new(:USR1, 'asdf')
      }.not_to raise_error
    end
  end

  context '#run' do
    it 'sends a signal to process' do
      read_pipe, write_pipe = IO.pipe
      
      unless child_pid = Kernel.fork # Child process
        read_pipe.close

        trap :USR1 do
          write_pipe.print "Received signal"
          write_pipe.close
          Kernel.exit!
        end

        loop { sleep 1 }
      end

      write_pipe.close

      pid_file = create_file 'pid_file', child_pid

      sleep 1

      Actions::SendSignal.new(:USR1, pid_file).run

      expect(read_pipe.read).to eq('Received signal')
      read_pipe.close
    end

    it 'logs a warning if pid file does not exist' do
      LocalPac.ui_logger.level = :warn

      result = capture(:stderr) do
        Actions::SendSignal.new(:USR1, 'pid_file').run
      end

      expect(result).to include("does not exist. I'm not able to send daemon signal")
    end

  end
end

Version data entries

10 entries across 10 versions & 1 rubygems

Version	Path
local_pac-0.10.2	spec/actions/send_signal_spec.rb
local_pac-0.10.1	spec/actions/send_signal_spec.rb
local_pac-0.10.0	spec/actions/send_signal_spec.rb
local_pac-0.9.0	spec/actions/send_signal_spec.rb
local_pac-0.7.0	spec/actions/send_signal_spec.rb
local_pac-0.6.3	spec/actions/send_signal_spec.rb
local_pac-0.6.2	spec/actions/send_signal_spec.rb
local_pac-0.6.1	spec/actions/send_signal_spec.rb
local_pac-0.5.0	spec/actions/send_signal_spec.rb
local_pac-0.4.0	spec/actions/send_signal_spec.rb