producer-core/spec/producer/core/remote_spec.rb
Thibault Jouan 825bdec74d Improve `sh' task action error handling:
Handle exit status code in Remote#execute.
2013-08-07 23:39:49 +00:00

65 lines
1.7 KiB
Ruby

require 'spec_helper'
module Producer::Core
describe Remote do
let(:hostname) { 'some_host.example' }
subject(:remote) { Remote.new(hostname) }
describe '#hostname' do
it 'returns the assignated hostname' do
expect(remote.hostname).to be hostname
end
end
describe '#session' do
it 'builds a new SSH session to the remote host' do
expect(Net::SSH).to receive(:start).with(hostname, Etc.getlogin)
remote.session
end
it 'returns the session' do
session = double('SSH session')
allow(Net::SSH).to receive(:start) { session }
expect(remote.session).to eq session
end
it 'memoizes the session' do
allow(Net::SSH).to receive(:start) { Object.new }
expect(remote.session).to be remote.session
end
end
describe '#execute', :ssh do
let(:arguments) { 'some remote command' }
let(:command) { "echo #{arguments}" }
it 'executes the given command in a new channel' do
story_with_new_channel do |ch|
ch.sends_exec command
ch.gets_data arguments
end
remote.execute command
expect(story_completed?).to be
end
it 'returns the output' do
story_with_new_channel do |ch|
ch.sends_exec command
ch.gets_data arguments
end
expect(remote.execute(command)).to eq arguments
end
it 'raises an exception when the exit status code is not 0' do
story_with_new_channel do |ch|
ch.sends_exec command
ch.gets_data arguments
ch.gets_exit_status 1
end
expect { remote.execute(command) }
.to raise_error(RemoteCommandExecutionError)
end
end
end
end