# frozen_string_literal: true

# Redmine - project management software
# Copyright (C) 2006-2021  Jean-Philippe Lang
#
# 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', __FILE__)

class TrackerTest < ActiveSupport::TestCase
  fixtures :trackers, :workflows, :issue_statuses, :roles, :issues, :custom_fields, :projects, :projects_trackers, :enabled_modules

  def setup
    User.current = nil
  end

  def test_sorted_scope
    assert_equal Tracker.all.sort, Tracker.sorted.to_a
  end

  def test_named_scope
    assert_equal Tracker.find(2), Tracker.named('feature request').first
  end

  def test_visible_scope_chained_with_project_rolled_up_trackers
    project = Project.find(1)
    role = Role.generate!
    role.add_permission! :view_issues
    role.set_permission_trackers :view_issues, [2]
    role.save!
    user = User.generate!
    User.add_to_project user, project, role

    assert_equal [2], project.rolled_up_trackers(false).visible(user).map(&:id)
  end

  def test_copy_from
    tracker = Tracker.find(1)
    copy = Tracker.new.copy_from(tracker)

    assert_nil copy.id
    assert_nil copy.position
    assert_equal '', copy.name
    assert_equal tracker.default_status_id, copy.default_status_id
    assert_equal tracker.is_in_roadmap, copy.is_in_roadmap
    assert_equal tracker.core_fields, copy.core_fields
    assert_equal tracker.description, copy.description

    copy.name = 'Copy'
    assert copy.save
  end

  def test_copy_from_should_copy_custom_fields
    tracker = Tracker.generate!(:custom_field_ids => [1, 2, 6])
    copy = Tracker.new.copy_from(tracker)
    assert_equal [1, 2, 6], copy.custom_field_ids.sort
  end

  def test_copy_from_should_copy_projects
    tracker = Tracker.generate!(:project_ids => [1, 2, 3, 4, 5, 6])
    copy = Tracker.new.copy_from(tracker)
    assert_equal [1, 2, 3, 4, 5, 6], copy.project_ids.sort
  end

  def test_copy_workflows
    source = Tracker.find(1)
    rules_count = source.workflow_rules.count
    assert rules_count > 0

    target = Tracker.new(:name => 'Target', :default_status_id => 1)
    assert target.save
    target.copy_workflow_rules(source)
    target.reload
    assert_equal rules_count, target.workflow_rules.size
  end

  def test_issue_statuses
    tracker = Tracker.find(1)
    WorkflowTransition.delete_all
    WorkflowTransition.create!(:role_id => 1, :tracker_id => 1, :old_status_id => 2, :new_status_id => 3)
    WorkflowTransition.create!(:role_id => 2, :tracker_id => 1, :old_status_id => 3, :new_status_id => 5)

    assert_kind_of Array, tracker.issue_statuses
    assert_kind_of IssueStatus, tracker.issue_statuses.first
    assert_equal [2, 3, 5], Tracker.find(1).issue_statuses.collect(&:id)
  end

  def test_issue_statuses_empty
    WorkflowTransition.where(:tracker_id => 1).delete_all
    assert_equal [], Tracker.find(1).issue_statuses
  end

  def test_issue_statuses_should_be_empty_for_new_record
    assert_equal [], Tracker.new.issue_statuses
  end

  def test_core_fields_should_be_enabled_by_default
    tracker = Tracker.new
    assert_equal Tracker::CORE_FIELDS, tracker.core_fields
    assert_equal [], tracker.disabled_core_fields
  end

  def test_core_fields
    tracker = Tracker.new
    tracker.core_fields = %w(assigned_to_id due_date)

    assert_equal %w(assigned_to_id due_date), tracker.core_fields
    assert_equal Tracker::CORE_FIELDS - %w(assigned_to_id due_date), tracker.disabled_core_fields
  end

  def test_core_fields_should_return_fields_enabled_for_any_tracker
    trackers = []
    trackers << Tracker.new(:core_fields => %w(assigned_to_id due_date))
    trackers << Tracker.new(:core_fields => %w(assigned_to_id done_ratio))
    trackers << Tracker.new(:core_fields => [])

    assert_equal %w(assigned_to_id due_date done_ratio), Tracker.core_fields(trackers)
    assert_equal Tracker::CORE_FIELDS - %w(assigned_to_id due_date done_ratio), Tracker.disabled_core_fields(trackers)
  end

  def test_core_fields_should_return_all_fields_for_an_empty_argument
    assert_equal Tracker::CORE_FIELDS, Tracker.core_fields([])
    assert_equal [], Tracker.disabled_core_fields([])
  end

  def test_sort_should_sort_by_position
    a = Tracker.new(:name => 'Tracker A', :position => 2)
    b = Tracker.new(:name => 'Tracker B', :position => 1)

    assert_equal [b, a], [a, b].sort
  end

  def test_destroying_a_tracker_without_issues_should_not_raise_an_error
    tracker = Tracker.find(1)
    Issue.where(:tracker_id => tracker.id).delete_all

    assert_difference 'Tracker.count', -1 do
      assert_nothing_raised do
        tracker.destroy
      end
    end
  end

  def test_destroying_a_tracker_with_issues_should_raise_an_error
    tracker = Tracker.find(1)

    assert_no_difference 'Tracker.count' do
      assert_raise StandardError do
        tracker.destroy
      end
    end
  end

  def test_tracker_should_have_description
    tracker = Tracker.find(1)
    assert tracker.respond_to?(:description)
    assert_equal tracker.description, "Description for Bug tracker"
  end
end
