require File.expand_path(File.dirname(__FILE__) + '/../spec_helper.rb')
begin
  require 'yajl/bzip2'
rescue
  warn "Couldn't load yajl/bzip2, maybe you don't have bzip2-ruby installed? Continuing without running bzip2 specs."
end
require 'yajl/gzip'
require 'yajl/deflate'
require 'yajl/http_stream'

def parse_off_headers(io)
  io.each_line do |line|
    if line == "\r\n" # end of the headers
      break
    end
  end
end

describe "Yajl HTTP POST request" do
  before(:all) do
    raw = File.new(File.expand_path(File.dirname(__FILE__) + '/fixtures/http.raw.dump'), 'r')
    parse_off_headers(raw)
    @template_hash = Yajl::Parser.parse(raw)

    raw.rewind
    parse_off_headers(raw)
    @template_hash_symbolized = Yajl::Parser.parse(raw, :symbolize_keys => true)

    @deflate = File.new(File.expand_path(File.dirname(__FILE__) + '/fixtures/http.deflate.dump'), 'r')
    @gzip = File.new(File.expand_path(File.dirname(__FILE__) + '/fixtures/http.gzip.dump'), 'r')
    @body = "blah=foo&bar=baz"
    @hashed_body = {:blah => 'foo', 'bar' => 'baz'}
    @chunked_body = {"item"=>{"price"=>1.99, "updated_by_id"=>nil, "cached_tag_list"=>"", "name"=>"generated", "created_at"=>"2009-03-24T05:25:09Z", "cost"=>0.597, "delta"=>false, "created_by_id"=>nil, "updated_at"=>"2009-03-24T05:25:09Z", "import_tag"=>nil, "account_id"=>16, "id"=>1, "taxable"=>true, "unit"=>nil, "sku"=>"06317-0306", "company_id"=>0, "description"=>nil, "active"=>true}}
  end

  after(:each) do
    @file_path = nil
  end

  def prepare_mock_request_dump(format=:raw)
    @request = File.new(File.expand_path(File.dirname(__FILE__) + "/fixtures/http.#{format}.dump"), 'r')
    @uri = 'file://'+File.expand_path(File.dirname(__FILE__) + "/fixtures/http/http.#{format}.dump")
    expect(TCPSocket).to receive(:new).and_return(@request)
    expect(@request).to receive(:write)
  end

  it "should parse a raw response" do
    prepare_mock_request_dump :raw
    expect(@template_hash).to eq(Yajl::HttpStream.post(@uri, @body))
  end

  it "should parse a raw response using instance method" do
    prepare_mock_request_dump :raw
    expect(@uri).to receive(:host)
    expect(@uri).to receive(:port)
    stream = Yajl::HttpStream.new
    expect(@template_hash).to eq(stream.post(@uri, @body))
  end

  it "should parse a raw response with hashed body" do
    prepare_mock_request_dump :raw
    expect(@template_hash).to eq(Yajl::HttpStream.post(@uri, @hashed_body))
  end

  it "should parse a raw response and symbolize keys" do
    prepare_mock_request_dump :raw
    expect(@template_hash_symbolized).to eq(Yajl::HttpStream.post(@uri, @body, :symbolize_keys => true))
  end

  if defined?(Yajl::Bzip2::StreamReader)
    it "should parse a bzip2 compressed response" do
      prepare_mock_request_dump :bzip2
      expect(@template_hash).to eq(Yajl::HttpStream.post(@uri, @body))
    end

    it "should parse a bzip2 compressed response and symbolize keys" do
      prepare_mock_request_dump :bzip2
      expect(@template_hash_symbolized).to eq(Yajl::HttpStream.post(@uri, @body, :symbolize_keys => true))
    end
  end

  it "should parse a deflate compressed response" do
    prepare_mock_request_dump :deflate
    expect(@template_hash).to eq(Yajl::HttpStream.post(@uri, @body))
  end

  it "should parse a deflate compressed response and symbolize keys" do
    prepare_mock_request_dump :deflate
    expect(@template_hash_symbolized).to eq(Yajl::HttpStream.post(@uri, @body, :symbolize_keys => true))
  end

  it "should parse a gzip compressed response" do
    prepare_mock_request_dump :gzip
    expect(@template_hash).to eq(Yajl::HttpStream.post(@uri, @body))
  end

  it "should parse a gzip compressed response and symbolize keys" do
    prepare_mock_request_dump :gzip
    expect(@template_hash_symbolized).to eq(Yajl::HttpStream.post(@uri, @body, :symbolize_keys => true))
  end

  it "should parse a chunked raw response" do
    prepare_mock_request_dump :chunked
    Yajl::HttpStream.post(@uri, @body) do |obj|
      expect(obj).to eql(@chunked_body)
    end
  end

  it "should throw Exception if chunked response and no block given" do
    prepare_mock_request_dump :chunked
    expect {Yajl::HttpStream.post(@uri, @body)}.to raise_error(Exception)
  end

  it "should throw InvalidContentType if unable to handle the MIME type" do
    prepare_mock_request_dump :html
    expect {Yajl::HttpStream.post(@uri, @body)}.to raise_error(Yajl::HttpStream::InvalidContentType)
  end

  it "should raise when an HTTP code that isn't 200 is returned" do
    prepare_mock_request_dump :error
    expect { Yajl::HttpStream.post(@uri, @body) }.to raise_exception(Yajl::HttpStream::HttpError)
  end
end
