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path: root/spec/integration/provider/mount_spec.rb
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require 'spec_helper'

require 'puppet/file_bucket/dipper'

describe "mount provider (integration)" do
  include PuppetSpec::Files

  def create_fake_fstab(initially_contains_entry)
    File.open(@fake_fstab, 'w') do |f|
      if initially_contains_entry
        f.puts("/dev/disk1s1\t/Volumes/foo_disk\tmsdos\tlocal\t0\t0")
      end
    end
  end

  before :each do
    @fake_fstab = tmpfile('fstab')
    @current_options = "local"
    @current_device = "/dev/disk1s1"
    Puppet::Type.type(:mount).defaultprovider.stubs(:default_target).returns(@fake_fstab)
    Facter.stubs(:value).with(:operatingsystem).returns('Darwin')
    Puppet::Util::ExecutionStub.set do |command, options|
      case command[0]
      when %r{/s?bin/mount}
        if command.length == 1
          if @mounted
            "#{@current_device} on /Volumes/foo_disk (msdos, #{@current_options})\n"
          else
            ''
          end
        else
          command.length.should == 4
          command[1].should == '-o'
          command[3].should == '/Volumes/foo_disk'
          @mounted.should == false # verify that we don't try to call "mount" redundantly
          @current_options = command[2]
          @current_device = check_fstab(true)
          @mounted = true
          ''
        end
      when %r{/s?bin/umount}
        command.length.should == 2
        command[1].should == '/Volumes/foo_disk'
        @mounted.should == true # "umount" doesn't work when device not mounted (see #6632)
        @mounted = false
        ''
      else
        fail "Unexpected command #{command.inspect} executed"
      end
    end
  end

  after :each do
    Puppet::Type::Mount::ProviderParsed.clear # Work around bug #6628
  end

  def check_fstab(expected_to_be_present)
    # Verify that the fake fstab has the expected data in it
    fstab_contents = File.read(@fake_fstab).split("\n").reject { |x| x =~ /^#|^$/ }
    if expected_to_be_present
      fstab_contents.length().should == 1
      device, rest_of_line = fstab_contents[0].split(/\t/,2)
      rest_of_line.should == "/Volumes/foo_disk\tmsdos\t#{@desired_options}\t0\t0"
      device
    else
      fstab_contents.length().should == 0
      nil
    end
  end

  def run_in_catalog(settings)
    resource = Puppet::Type.type(:mount).new(settings.merge(:name => "/Volumes/foo_disk",
                                             :device => "/dev/disk1s1", :fstype => "msdos"))
    Puppet::FileBucket::Dipper.any_instance.stubs(:backup) # Don't backup to the filebucket
    resource.expects(:err).never
    catalog = Puppet::Resource::Catalog.new
    catalog.host_config = false # Stop Puppet from doing a bunch of magic
    catalog.add_resource resource
    catalog.apply
  end

  [false, true].each do |initial_state|
    describe "When initially #{initial_state ? 'mounted' : 'unmounted'}" do
      before :each do
        @mounted = initial_state
      end

      [false, true].each do |initial_fstab_entry|
        describe "When there is #{initial_fstab_entry ? 'an' : 'no'} initial fstab entry" do
          before :each do
            create_fake_fstab(initial_fstab_entry)
          end

          [:defined, :present, :mounted, :unmounted, :absent].each do |ensure_setting|
            expected_final_state = case ensure_setting
              when :mounted
                true
              when :unmounted, :absent
                false
              when :defined, :present
                initial_state
              else
                fail "Unknown ensure_setting #{ensure_setting}"
            end
            expected_fstab_data = (ensure_setting != :absent)
            describe "When setting ensure => #{ensure_setting}" do
              ["local", "journaled"].each do |options_setting|
                describe "When setting options => #{options_setting}" do
                  it "should leave the system in the #{expected_final_state ? 'mounted' : 'unmounted'} state, #{expected_fstab_data ? 'with' : 'without'} data in /etc/fstab" do
                    @desired_options = options_setting
                    run_in_catalog(:ensure=>ensure_setting, :options => options_setting)
                    @mounted.should == expected_final_state
                    if expected_fstab_data
                      check_fstab(expected_fstab_data).should == "/dev/disk1s1"
                    else
                      check_fstab(expected_fstab_data).should == nil
                    end
                    if @mounted
                      if ![:defined, :present].include?(ensure_setting)
                        @current_options.should == @desired_options
                      elsif initial_fstab_entry
                        @current_options.should == @desired_options
                      else
                        @current_options.should == 'local' #Workaround for #6645
                      end
                    end
                  end
                end
              end
            end
          end
        end
      end
    end
  end

  describe "When the wrong device is mounted" do
    it "should remount the correct device" do
      pending "Due to bug 6309"
      @mounted = true
      @current_device = "/dev/disk2s2"
      create_fake_fstab(true)
      @desired_options = "local"
      run_in_catalog(:ensure=>:mounted, :options=>'local')
      @current_device.should=="/dev/disk1s1"
      @mounted.should==true
      @current_options.should=='local'
      check_fstab(true).should == "/dev/disk1s1"
    end
  end
end