# encoding: utf-8
#
# Redmine plugin for Document Management System "Features"
#
# Copyright (C) 2012    Daniel Munn <dan.munn@munnster.co.uk>
# Copyright (C) 2011-17 Karel Pičman <karel.picman@kontron.com>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

require File.expand_path('../../test_helper.rb', __FILE__)

class DmsfLockTest < RedmineDmsf::Test::UnitTest  
  fixtures :projects, :users, :email_addresses, :dmsf_folders, :dmsf_files, 
    :dmsf_file_revisions, :roles, :members, :member_roles, :enabled_modules, 
    :enumerations, :dmsf_locks

  def setup
    @lock = dmsf_locks(:dmsf_locks_001)
    @folder2 = dmsf_folders(:dmsf_folders_002)
    @file4 = dmsf_files(:dmsf_files_004)
    @jsmith = User.find_by_id 2
    @admin = User.find_by_id 1
  end

  def test_truth
    assert_kind_of DmsfLock, @lock
    assert_kind_of DmsfFile, @file4
    assert_kind_of DmsfFolder, @folder2
    assert_kind_of User, @jsmith
    assert_kind_of User, @admin
  end

  def test_lock_type_is_enumerable
    assert DmsfLock.respond_to?(:lock_types), 
      "DmsfLock class hasn't got lock_types method"
    assert DmsfLock.lock_types.is_a?(SimpleEnum::Enum), 
      'DmsfLock class is not enumerable'
  end

  def test_lock_scope_is_enumerable
    assert DmsfLock.respond_to?(:lock_scopes),
      "DmsfLock class hasn't got lock_scopes method"
    assert DmsfLock.lock_scopes.is_a?(SimpleEnum::Enum),
      'DmsfLock class is not enumerable'
  end

  def test_linked_to_either_file_or_folder
    assert_not_nil @lock.file || @lock.folder    
    if @lock.file
      assert_kind_of DmsfFile, @lock.file
    else
      assert_kind_of DmsfFolder @lock.folder
    end
  end

  def test_locked_folder_reports_un_locked_child_file_as_locked    
    assert @folder2.locked?, 
      "Folder #{@folder2.title} should be locked by fixture"
    assert_equal 1, @folder2.lock.count # Check the folder lists 1 lock
    assert @file4.locked?, 
      "File #{@file4.name} sits within #{@folder2.title} and should be locked"
    assert_equal 1, @file4.lock.count # Check the file lists 1 lock
    assert_equal 0, @file4.lock(false).count # Check the file does not list any entries for itself
  end
 
  def test_locked_folder_cannot_be_unlocked_by_someone_without_rights_or_anon    
    User.current = nil
    assert_no_difference ('@folder2.lock.count') do
      assert_raise DmsfLockError do
        @folder2.unlock!
      end
    end
    User.current = @jsmith
     assert_no_difference ('@folder2.lock.count') do
      assert_raise DmsfLockError do
        @folder2.unlock!
      end
    end
  end

  def test_locked_folder_can_be_unlocked_by_permission
    User.current = @admin
    assert_difference('@folder2.lock.count', -1) do
      assert_nothing_raised do
        @folder2.unlock!
      end
    end
    User.current = @jsmith
    assert_difference('@folder2.lock.count') do
      assert_nothing_raised do
        @folder2.lock!
      end
    end
    User.current = @admin
    assert_difference('@folder2.lock.count', -1) do
      assert_nothing_raised do
        @folder2.unlock!
      end
    end    
    @folder2.lock!
    User.current = nil
  end

end