# Redmine - project management software
# Copyright (C) 2006-2012  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 ApiTest::MembershipsTest < ActionController::IntegrationTest
  fixtures :projects, :users, :roles, :members, :member_roles

  def setup
    Setting.rest_api_enabled = '1'
  end

  context "/projects/:project_id/memberships" do
    context "GET" do
      context "xml" do
        should "return memberships" do
          get '/projects/1/memberships.xml', {}, credentials('jsmith')

          assert_response :success
          assert_equal 'application/xml', @response.content_type
          assert_tag :tag => 'memberships',
            :attributes => {:type => 'array'},
            :child => {
              :tag => 'membership',
              :child => {
                :tag => 'id',
                :content => '2',
                :sibling => {
                  :tag => 'user',
                  :attributes => {:id => '3', :name => 'Dave Lopper'},
                  :sibling => {
                    :tag => 'roles',
                    :child => {
                      :tag => 'role',
                      :attributes => {:id => '2', :name => 'Developer'}
                    }
                  }
                }
              }
            }
        end
      end

      context "json" do
        should "return memberships" do
          get '/projects/1/memberships.json', {}, credentials('jsmith')

          assert_response :success
          assert_equal 'application/json', @response.content_type
          json = ActiveSupport::JSON.decode(response.body)
          assert_equal({
            "memberships" =>
              [{"id"=>1,
                "project" => {"name"=>"eCookbook", "id"=>1},
                "roles" => [{"name"=>"Manager", "id"=>1}],
                "user" => {"name"=>"John Smith", "id"=>2}},
               {"id"=>2,
                "project" => {"name"=>"eCookbook", "id"=>1},
                "roles" => [{"name"=>"Developer", "id"=>2}],
                "user" => {"name"=>"Dave Lopper", "id"=>3}}],
           "limit" => 25,
           "total_count" => 2,
           "offset" => 0},
           json)
        end
      end
    end

    context "POST" do
      context "xml" do
        should "create membership" do
          assert_difference 'Member.count' do
            post '/projects/1/memberships.xml', {:membership => {:user_id => 7, :role_ids => [2,3]}}, credentials('jsmith')

            assert_response :created
          end
        end

        should "return errors on failure" do
          assert_no_difference 'Member.count' do
            post '/projects/1/memberships.xml', {:membership => {:role_ids => [2,3]}}, credentials('jsmith')

            assert_response :unprocessable_entity
            assert_equal 'application/xml', @response.content_type
            assert_tag 'errors', :child => {:tag => 'error', :content => "Principal can't be blank"}
          end
        end
      end
    end
  end

  context "/memberships/:id" do
    context "GET" do
      context "xml" do
        should "return the membership" do
          get '/memberships/2.xml', {}, credentials('jsmith')

          assert_response :success
          assert_equal 'application/xml', @response.content_type
          assert_tag :tag => 'membership',
            :child => {
              :tag => 'id',
              :content => '2',
              :sibling => {
                :tag => 'user',
                :attributes => {:id => '3', :name => 'Dave Lopper'},
                :sibling => {
                  :tag => 'roles',
                  :child => {
                    :tag => 'role',
                    :attributes => {:id => '2', :name => 'Developer'}
                  }
                }
              }
            }
        end
      end

      context "json" do
        should "return the membership" do
          get '/memberships/2.json', {}, credentials('jsmith')

          assert_response :success
          assert_equal 'application/json', @response.content_type
          json = ActiveSupport::JSON.decode(response.body)
          assert_equal(
            {"membership" => {
              "id" => 2,
              "project" => {"name"=>"eCookbook", "id"=>1},
              "roles" => [{"name"=>"Developer", "id"=>2}],
              "user" => {"name"=>"Dave Lopper", "id"=>3}}
            },
            json)
        end
      end
    end

    context "PUT" do
      context "xml" do
        should "update membership" do
          assert_not_equal [1,2], Member.find(2).role_ids.sort
          assert_no_difference 'Member.count' do
            put '/memberships/2.xml', {:membership => {:user_id => 3, :role_ids => [1,2]}}, credentials('jsmith')

            assert_response :ok
          end
          member = Member.find(2)
          assert_equal [1,2], member.role_ids.sort
        end

        should "return errors on failure" do
          put '/memberships/2.xml', {:membership => {:user_id => 3, :role_ids => [99]}}, credentials('jsmith')

          assert_response :unprocessable_entity
          assert_equal 'application/xml', @response.content_type
          assert_tag 'errors', :child => {:tag => 'error', :content => /member_roles is invalid/}
        end
      end
    end

    context "DELETE" do
      context "xml" do
        should "destroy membership" do
          assert_difference 'Member.count', -1 do
            delete '/memberships/2.xml', {}, credentials('jsmith')

            assert_response :ok
          end
          assert_nil Member.find_by_id(2)
        end

        should "respond with 422 on failure" do
          assert_no_difference 'Member.count' do
            # A membership with an inherited role can't be deleted
            Member.find(2).member_roles.first.update_attribute :inherited_from, 99
            delete '/memberships/2.xml', {}, credentials('jsmith')

            assert_response :unprocessable_entity
          end
        end
      end
    end
  end
end