require 'spec_helper'

module Figtree
  describe Parser do
    let(:parser) { Parser.new }
    it 'can parse newlines' do
      expect(parser.newline).to parse("\n")
    end
    it 'can parse group names' do
      expect(parser.grouper).to parse('[common]')
    end
    it 'can parse comments' do
      expect(parser.comment).to parse('; This is a comment\n')
    end
    it 'can parse snake_case keys' do
      expect(parser.snake_case_key).to parse('basic_size_limit')
    end
    it 'can parse strings' do
      expect(parser.string).to parse('"hello there, ftp uploading"')
    end
    it 'can parse arrays' do
      expect(parser.array).to parse("a,")
      expect(parser.array).to parse("a,b")
      expect(parser.array).to parse("a,b,c\n")
      expect(parser.array).to_not parse(',,')
      expect(parser.array).to parse("array,of,values\n")
      expect(parser.array).to parse("array,of,values")
    end
    it 'can parse numbers' do
      expect(parser.number).to parse("26214400")
    end
    it 'can parse booleans flexibly' do
      expect(parser.boolean).to parse("no")
      expect(parser.boolean).to parse("yes")
    end
    it 'can parse assignments' do
      expect(parser.assignment).to parse('basic_size_limit = 26214400')
      expect(parser.assignment).to parse('path = /srv/var/tmp/')
      expect(parser.assignment).to_not parse('path<itscript> = /srv/tmp/')
      expect(parser.assignment).to parse('name = "hello there, ftp uploading"')
      expect(parser.assignment).to parse('params = array,of,values')
    end
    it 'can parse keys with optional overrides' do
      expect(parser.snakey_option_key).to parse('path<itscript>')
    end
    it 'can parse file_paths' do
      expect(parser.file_path).to parse('/srv/tmp/')
    end
    it 'can parse overrides' do
      expect(parser.override_assignment).to parse('path<itscript> = /srv/tmp/')
    end

    describe "using the settings.conf file for input" do
      let(:settings_path) { 'spec/support/settings.conf' }
      let(:multi_group) {
        [
          "[common]",
          "basic_size_limit = 234234",
          "[rare]",
          "pepes = 0"
        ].join("\n") + "\n"
      }

      it 'parses a group member' do
        expect(parser.group_member).to parse("\nbasic_size_limit = 26214400\n")
      end
      it 'can parse single assignment inside a group' do
        expect(parser.group).
          to parse("[common]\nbasic_size_limit = 26214400\n")
      end
      it 'can parse multiple assignments inside a group' do
        expect(parser.group).
          to parse("[common]\nbasic_size_limit = 26214400\nstudent_size_limit = 52428800\n")
      end
      it 'can parse multiple groups' do
        expect(parser.group).to parse(multi_group)
      end

    end
  end
end