# frozen_string_literal: true

RSpec.describe FaradayMiddleware::ParseXml, type: :response do
  let(:xml)  { '<user><name>Erik Michaels-Ober</name><screen_name>sferik</screen_name></user>' }
  let(:user) { { 'user' => { 'name' => 'Erik Michaels-Ober', 'screen_name' => 'sferik' } } }

  context 'no type matching' do
    it "doesn't change nil body" do
      expect(process(nil).body).to be_nil
    end

    it 'turns empty body into empty hash' do
      expect(process('').body).to be_eql({})
    end

    it 'parses xml body' do
      response = process(xml)
      expect(response.body).to eq(user)
      expect(response.env[:raw_body]).to be_nil
    end
  end

  context 'with preserving raw' do
    let(:options) { { preserve_raw: true } }

    it 'parses xml body' do
      response = process(xml)
      expect(response.body).to eq(user)
      expect(response.env[:raw_body]).to eq(xml)
    end

    it 'can opt out of preserving raw' do
      response = process(xml, nil, preserve_raw: false)
      expect(response.env[:raw_body]).to be_nil
    end
  end

  context 'with regexp type matching' do
    let(:options) { { content_type: /\bxml$/ } }

    it 'parses xml body of correct type' do
      response = process(xml, 'application/xml')
      expect(response.body).to eq(user)
    end

    it 'ignores xml body of incorrect type' do
      response = process(xml, 'text/html')
      expect(response.body).to eq(xml)
    end
  end

  context 'with array type matching' do
    let(:options) { { content_type: %w[a/b c/d] } }

    it 'parses xml body of correct type' do
      expect(process(xml, 'a/b').body).to be_a(Hash)
      expect(process(xml, 'c/d').body).to be_a(Hash)
    end

    it 'ignores xml body of incorrect type' do
      expect(process(xml, 'a/d').body).not_to be_a(Hash)
    end
  end

  it 'chokes on invalid xml' do
    ['{!', '"a"', 'true', 'null', '1'].each do |data|
      expect { process(data) }.to raise_error(Faraday::ParsingError)
    end
  end

  context 'MultiXml options' do
    let(:options) do
      {
        parser_options: {
          symbolize_names: true
        }
      }
    end

    it 'passes relevant options to MultiXml parse' do
      expect(::MultiXml).to receive(:parse)
        .with(xml, options[:parser_options])
        .and_return(user)

      response = process(xml)
      expect(response.body).to be(user)
    end
  end
end