# Copyright (c) 2014-2017 Yegor Bugayenko
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the 'Software'), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

require 'minitest/autorun'
require 'nokogiri'
require 'tmpdir'
require 'slop'
require_relative '../lib/pdd'

# PDD main module test.
# Author:: Yegor Bugayenko (yegor256@gmail.com)
# Copyright:: Copyright (c) 2014-2017 Yegor Bugayenko
# License:: MIT
class TestPDD < Minitest::Test
  def test_basic
    Dir.mktmpdir 'test' do |dir|
      opts = opts(['-q', '-s', dir, '-e', '**/*.png', '-r', 'max-estimate:15'])
      File.write(File.join(dir, 'a.txt'), '@todo #55 hello!')
      matches(
        Nokogiri::XML(PDD::Base.new(opts).xml),
        [
          '/processing-instruction("xml-stylesheet")[contains(.,".xsl")]',
          '/puzzles/@version',
          '/puzzles/@date',
          '/puzzles[count(puzzle)=1]',
          '/puzzles/puzzle[file="a.txt"]'
        ]
      )
    end
  end

  def test_rules_failure
    Dir.mktmpdir 'test' do |dir|
      opts = opts(['-q', '-s', dir, '-e', '**/*.png', '-r', 'min-estimate:30'])
      File.write(File.join(dir, 'a.txt'), '@todo #90 hello!')
      assert_raises PDD::Error do
        PDD::Base.new(opts).xml
      end
    end
  end

  def test_git_repo
    skip if Gem.win_platform?
    Dir.mktmpdir 'test' do |dir|
      opts = opts(['-q', '-s', dir])
      raise unless system("
        set -e
        cd '#{dir}'
        git init --quiet .
        git config user.email test@teamed.io
        git config user.name 'Mr. Tester'
        mkdir 'a long dir name'
        cd 'a long dir name'
        mkdir 'a kid'
        cd 'a kid'
        echo '@todo #1 this is some puzzle' > '.это файл.txt'
        cd ../..
        git add -f .
        git commit --quiet -am 'first version'
      ")
      matches(
        Nokogiri::XML(PDD::Base.new(opts).xml),
        [
          '/puzzles[count(puzzle)=1]',
          '/puzzles/puzzle[id]',
          '/puzzles/puzzle[file="a long dir name/a kid/.это файл.txt"]',
          '/puzzles/puzzle[author="Mr. Tester"]',
          '/puzzles/puzzle[email="test@teamed.io"]',
          '/puzzles/puzzle[time]'
        ]
      )
    end
  end

  private

  def opts(args)
    Slop.parse args do |o|
      o.bool '-v', '--verbose'
      o.bool '-q', '--quiet'
      o.string '-s', '--source'
      o.array '-e', '--exclude'
      o.array '-r', '--rule'
    end
  end

  def matches(xml, xpaths)
    xpaths.each do |xpath|
      raise "doesn't match '#{xpath}': #{xml}" unless xml.xpath(xpath).size == 1
    end
  end
end