require 'test_helper'
require 'review/catalog'

class CatalogTest < Test::Unit::TestCase
  include ReVIEW
  include BookTestHelper

  def test_predef
    sut = Catalog.new(yaml)
    exp = <<-EOS
pre01.re
pre02.re
    EOS
    assert_equal(exp.chomp, sut.predef)
  end

  def test_chaps
    sut = Catalog.new(yaml)
    exp = <<-EOS
ch01.re
ch02.re
    EOS
    assert_equal(exp.chomp, sut.chaps)
  end

  def test_chaps_empty
    yaml = StringIO.new
    sut = Catalog.new(yaml)
    assert_equal('', sut.chaps)
  end

  def test_appendix
    sut = Catalog.new(yaml)
    exp = <<-EOS
post01.re
post02.re
    EOS
    assert_equal(exp.chomp, sut.appendix)
  end

  def test_chaps_with_parts
    sut = Catalog.new(yaml_with_parts)
    exp = <<-EOS
ch01.re
ch02.re
ch03.re
ch04.re
ch05.re
    EOS
    assert_equal(exp.chomp, sut.chaps)
  end

  def test_parts
    sut = Catalog.new(yaml_with_parts)
    exp = <<-EOS
part1.re
part2.re
    EOS
    assert_equal(exp.chomp, sut.parts)
  end

  def test_parts_with_empty
    sut = Catalog.new(yaml)
    assert_equal('', sut.parts)
  end

  def test_empty_parts
    sut = Catalog.new(StringIO.new)
    assert_equal([], sut.parts_with_chaps)
  end

  def test_parts2
    sut = Catalog.new(yaml_with_parts)
    assert_equal(['ch01.re',
                  { 'part1.re' => ['ch02.re'] },
                  'ch03.re',
                  { 'part2.re' => ['ch04.re', 'ch05.re'] }],
                 sut.parts_with_chaps)
  end

  def test_postdef
    sut = Catalog.new(yaml)
    exp = <<-EOS
back01.re
back02.re
    EOS
    assert_equal(exp.chomp, sut.postdef)
  end

  def test_from_object
    sut = Catalog.new(yaml_hash)
    exp = <<-EOS
ch01.re
ch02.re
    EOS
    assert_equal(exp.chomp, sut.chaps)
  end

  def test_validate
    mktmpbookdir do |dir, _book, _files|
      %w[pre01.re pre02.re ch01.re ch02.re post01.re post02.re back01.re back02.re].each do |file|
        FileUtils.touch(file)
      end
      cat = Catalog.new(yaml_hash)
      cat.validate!({ 'contentdir' => '.' }, dir)
    end
  end

  def test_validate_with_parts
    mktmpbookdir do |dir, _book, _files|
      %w[ch01.re part1.re ch02.re ch03.re part2.re ch04.re ch05.re].each do |file|
        FileUtils.touch(file)
      end
      cat = Catalog.new(yaml_with_parts)
      cat.validate!({ 'contentdir' => '.' }, dir)
    end
  end

  def test_validate_fail_ch02
    assert_raise FileNotFound do
      mktmpbookdir do |dir, _book, _files|
        %w[pre01.re pre02.re ch01.re].each do |file|
          FileUtils.touch(file)
        end
        cat = Catalog.new(yaml_hash)
        cat.validate!({ 'contentdir' => '.' }, dir)
      end
    end
  end

  def test_validate_fail_back02
    assert_raise FileNotFound do
      mktmpbookdir do |dir, _book, _files|
        %w[pre01.re pre02.re ch01.re ch02.re post01.re post02.re back01.re back03.re].each do |file|
          FileUtils.touch(file)
        end
        cat = Catalog.new(yaml_hash)
        cat.validate!({ 'contentdir' => '.' }, dir)
      end
    end
  end

  def test_validate_contentdir
    mktmpbookdir do |dir, _book, _files|
      Dir.mkdir('content')
      %w[content/pre01.re content/pre02.re content/ch01.re content/ch02.re content/post01.re content/post02.re content/back01.re content/back02.re].each do |file|
        FileUtils.touch(file)
      end
      cat = Catalog.new(yaml_hash)
      cat.validate!({ 'contentdir' => 'content' }, dir)
    end
  end

  private

  def yaml
    StringIO.new <<-EOS

PREDEF:
  - pre01.re
  - pre02.re

CHAPS:
  - ch01.re
  - ch02.re

APPENDIX:
  - post01.re
  - post02.re

POSTDEF:
  - back01.re
  - back02.re
    EOS
  end

  def yaml_hash
    { 'PREDEF' => %w[pre01.re pre02.re],
      'CHAPS' => %w[ch01.re ch02.re],
      'APPENDIX' => %w[post01.re post02.re],
      'POSTDEF' => %w[back01.re back02.re] }
  end

  def yaml_with_parts
    StringIO.new <<-EOS
CHAPS:
  - ch01.re
  - part1.re:
    - ch02.re
  - ch03.re
  - part2.re:
    - ch04.re
    - ch05.re

    EOS
  end
end