# -*- coding: utf-8 -*-
require "sixarm_ruby_markdown_table_of_contents_test"

describe SixArm::Markdown::TOC::Generator do

  include Let

  let(:default_settings){ 
    SixArm::Markdown::TOC::Settings.new 
  }

  let(:custom_settings){ 
    SixArm::Markdown::TOC::Settings.new(
      bullet: custom_bullet,
      line_prefix: custom_line_prefix, 
      headline_minimum_level: custom_headline_minimum_level, 
      headline_maximum_level: custom_headline_maximum_level,
    )
  }

  let(:generator_with_default_settings) { SixArm::Markdown::TOC::Generator.new(settings: default_settings) }
  let(:generator_with_custom_settings) { SixArm::Markdown::TOC::Generator.new(settings: custom_settings) }

  let(:s) { markdown_input_as_markdown_string }
  let(:headline){ SixArm::Markdown::Headline.new(level: 3, text: "Hello World") }

  describe "#headline_to_markdown" do

    describe "with default settings" do

      it "return the headline, with a default line prefix ``, with a two-space indent because the headline is level 3, with a default bullet `*`" do  
        g = generator_with_default_settings
        actual = g.headline_to_markdown(headline)
        expect = "  * [Hello World](#hello-world)\n"
        expect(actual).must_equal(expect)
        end

    end

    describe "with custom settings" do

      it "return the headline, with a custom line prefix `!`, with a two-space indent because the headline is level 3, with a custom bullet `+`" do
        g = generator_with_custom_settings
        actual = g.headline_to_markdown(headline)
        expect = "!  + [Hello World](#hello-world)\n"
        expect(actual).must_equal(expect)
      end

    end

  end

  describe "#scan_headlines" do

    describe "with default settings" do

      it "return all headlines" do
        g = generator_with_default_settings
        actual = g.scan_headlines(s)
        expect = markdown_default_output_as_headlines
        expect(actual).must_equal(expect)
      end

    end

    describe "with custom settings" do

      it "return the headlines that have a level greater than than or equal to the settings headline minimum level" do
        g = generator_with_custom_settings
        actual = g.scan_headlines(s)
        expect = markdown_custom_output_as_headlines
        expect(actual).must_equal(expect)
      end

      it "return the headlines that have a level less than or equal to the settings headline maximum level" do
        g = generator_with_custom_settings
        actual = g.scan_headlines(s)
        expect = markdown_custom_output_as_headlines
        expect(actual).must_equal(expect)
      end

    end

  end

  describe "#create_toc" do

    describe "with default settings" do

      it "return the toc" do
        g = generator_with_default_settings
        actual = g.create_toc(s)
        expect = markdown_default_output_toc_as_markdown_string
        expect(actual).must_equal(expect)
      end

    end

    describe "with custom settings" do

      it "return the toc" do
        g = generator_with_custom_settings
        actual = g.create_toc(s)
        expect = markdown_custom_output_toc_as_markdown_string
        expect(actual).must_equal(expect)
      end

    end

  end

  describe "#rewrite_toc" do

    describe "with default settings" do

      it "rewrite" do
        g = generator_with_default_settings
        actual = g.rewrite_toc(s)
        expect = markdown_default_output_as_markdown_string
        expect(actual).must_equal(expect)
      end

    end

    describe "with custom settings" do

      it "rewrite" do
        g = generator_with_custom_settings
        expect = markdown_custom_output_as_markdown_string
        expect(g.rewrite_toc(s)).must_equal(expect)
      end

    end

  end


end