#-- copyright
# OpenProject is an open source project management software.
# Copyright (C) 2012-2022 the OpenProject GmbH
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2013 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# 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.
#
# See COPYRIGHT and LICENSE files for more details.
#++

require 'spec_helper'

RSpec.describe Rake::Task, 'setting', :settings_reset do
  describe 'setting:set' do
    include_context 'rake' do
      let(:task_name) { 'setting:set' }
    end

    it 'saves the setting in database' do
      subject.invoke('email_delivery_method=something')
      Setting.clear_cache
      expect(Setting.find_by(name: 'email_delivery_method')&.value).to eq(:something)
      expect(Setting.email_delivery_method).to eq(:something)
    end

    context 'if setting is overridden from config/configuration.yml file' do
      before do
        allow(Settings::Definition).to receive(:file_config)
          .and_return('default' => { 'email_delivery_method' => 'initial_file_value' })
        Settings::Definition.send(:override_value_from_file, Settings::Definition['email_delivery_method'])
      end

      it 'saves the setting in database' do
        expect { subject.invoke('email_delivery_method=something') }
          .to change { Setting.find_by(name: 'email_delivery_method')&.value }
          .from(nil)
          .to(:something)
      end

      it 'keeps using the value from the file' do
        expect(Setting.email_delivery_method).to eq(:initial_file_value)
        expect { subject.invoke('email_delivery_method=something') }
          .not_to change(Setting, :email_delivery_method)
          .from(:initial_file_value)
      end
    end

    context 'if setting is already set in database' do
      before do
        Setting.create!(name: 'email_delivery_method', value: 'initial_db_value')
      end

      it 'updates the setting' do
        expect { subject.invoke('email_delivery_method=something') }
          .to change { Setting.find_by(name: 'email_delivery_method')&.value }
          .from(:initial_db_value)
          .to(:something)
      end

      context 'if setting is overridden from config/configuration.yml file' do
        before do
          allow(Settings::Definition).to receive(:file_config)
            .and_return('default' => { 'email_delivery_method' => 'initial_file_value' })
          Settings::Definition.send(:override_value_from_file, Settings::Definition['email_delivery_method'])
        end

        it 'updates the setting in database' do
          expect { subject.invoke('email_delivery_method=something') }
            .to change { Setting.find_by(name: 'email_delivery_method')&.value }
            .from(:initial_db_value)
            .to(:something)
        end

        it 'keeps using the value from the file' do
          expect(Setting.email_delivery_method).to eq(:initial_file_value)
          expect { subject.invoke('email_delivery_method=something') }
            .not_to change(Setting, :email_delivery_method)
            .from(:initial_file_value)
        end
      end
    end
  end

  describe 'setting:available_envs' do
    include_context 'rake'

    it 'displays all environment variables which can override settings values' do
      # just want to ensure the code does not raise any errors
      expect { subject.invoke }
        .to output(/OPENPROJECT_SMTP__ENABLE__STARTTLS__AUTO/).to_stdout
    end
  end
end