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require 'test/unit'
require 'byteback/restore'
require 'tmpdir'
require 'time'
require 'fileutils'

class RestoreTest < Test::Unit::TestCase
  def setup
    @byteback_root = Dir.mktmpdir
  end

  def teardown
    FileUtils.remove_entry_secure @byteback_root
  end

  def test_find
    create_snapshot_and_check_results(Time.now.iso8601.to_s)
  end

  def test_no_barf_on_non_timestamp_snapshot_name
    create_snapshot_and_check_results('saved-hacked-do-not-delete')
  end

  def create_snapshot_and_check_results(snapshot)
    FileUtils.mkdir_p(File.join(@byteback_root, snapshot))
    files = %w(/srv/foo.com/public/htdocs/index.html
               /srv/foo.com/public/htdocs/app.php)

    files.each do |f|
      FileUtils.mkdir_p(File.join(@byteback_root, snapshot, File.dirname(f)))
      FileUtils.touch(File.join(@byteback_root, snapshot, f))
      system("setfattr --name user.rsync.%stat -v \"41755 12,34 56:78\" #{File.join(@byteback_root, snapshot, f)}")
      assert_equal(0, $CHILD_STATUS.exitstatus)
    end

    r = Byteback::Restore.find(@byteback_root, '*', '/srv/foo.com/public/htdocs/*.html')
    assert(r.results.all? { |f| f.path =~ %r{/srv/foo.com/public/htdocs/.*.html} }, 'Results returned did not match requested pattern')
    assert(r.results.all? { |f| f.snapshot == snapshot }, 'Results returned were not from the correct snapshot')

    # Now check that we're getting the correct stuff from the rsync attr.
    f = r.results.first
    assert_equal(041755, f.mode, 'Incorrect mode returned')
    assert_equal(12, f.dev_major, 'Incorrect dev_major returned')
    assert_equal(34, f.dev_minor, 'Incorrect dev_minor returned')
    assert_equal(56, f.uid, 'Incorrect UID returned')
    assert_equal(78, f.gid, 'Inocrrect GID returned')
  end
end