# encoding: utf-8
require 'helper'

describe 'SimpleConfig' do
  describe 'default parser' do
    it 'should parse an empty string' do
      cur = SimpleConfig.new('')
      cur.params.must_equal({})
    end

    it 'should parse only spaces' do
      cur = SimpleConfig.new('    ')
      cur.params.must_equal({})
    end

    it 'should parse only tabs' do
      cur = SimpleConfig.new("\t")
      cur.params.must_equal({})
    end

    it 'should parse only newlines' do
      cur = SimpleConfig.new("\n")
      cur.params.must_equal({})
    end

    it 'should parse a simple assignment' do
      cur = SimpleConfig.new('a = b')
      cur.params.must_equal({ 'a' => 'b' })
    end

    it 'should parse a multiple assignments' do
      cur = SimpleConfig.new("a = b\n\nc = d")
      cur.params.must_equal({ 'a' => 'b', 'c' => 'd' })
    end

    it 'handles files with only comments' do
      cur = SimpleConfig.new('#a comment')
      cur.params.must_equal({})
    end

    it 'handles separate comments and assignments' do
      cur = SimpleConfig.new("# hello world\n\na = b")
      cur.params.must_equal({ 'a' => 'b' })
    end

    it 'handles comments and assignments combined' do
      cur = SimpleConfig.new('a = b# hello')
      cur.params.must_equal({ 'a' => 'b' })
    end

    it 'handles groups' do
      cur = SimpleConfig.new('[g]')
      cur.params.must_equal({ 'g' => {} })
      cur.groups.must_equal(['g'])
    end

    it 'handles non-group assignments and groups' do
      cur = SimpleConfig.new("a = b\n[g]")
      cur.params.must_equal({ 'a' => 'b', 'g' => {} })
      cur.groups.must_equal(['g'])
    end

    it 'handles assignments in groups' do
      cur = SimpleConfig.new("[g]\na = b")
      cur.params.must_equal({ 'g' => { 'a' => 'b' } })
      cur.groups.must_equal(['g'])
    end

    it 'handles multiple groups' do
      cur = SimpleConfig.new("[g]\na = b\n[k]\n\nc = d")
      res = {
        'g' => { 'a' => 'b' },
        'k' => { 'c' => 'd' },
      }
      cur.params.must_equal(res)
      cur.groups.must_equal(['g', 'k'])
    end
  end
end