Class: RSpec::HTTPBin

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/rspec/httpbin.rb,
lib/rspec/httpbin/version.rb

Constant Summary collapse

VERSION = 
"0.1.0"

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(env) ⇒ HTTPBin

Returns a new instance of HTTPBin.



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# File 'lib/rspec/httpbin.rb', line 18

def initialize(env)
  @req = Rack::Request.new(env)
end

Instance Attribute Details

#req ⇒ Rack::Request (readonly)

Returns Rack request.

Returns:

  • (Rack::Request) —

    Rack request



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# File 'lib/rspec/httpbin.rb', line 16

def req
  @req
end

Class Method Details

.call(env) ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 10

def call(env)
  new(env).call
end

Instance Method Details

#body ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 60

def body
  @body ||= [].tap do |out|
    req.body.rewind
    out << req.body.read
    req.body.rewind
  end.first || ""
end

#body_payload ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 95

def body_payload
  return {} if body.empty?

  {data:, files:, form:, json:}
end

#call ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 25

def call
  case path_info
  when "/get"
    get? ? ok_response : error_405
  when "/post"
    post? ? ok_response : error_405
  when "/delete"
    delete? ? ok_response : error_405
  when "/put"
    put? ? ok_response : error_405
  when "/patch"
    patch? ? ok_response : error_405
  when %r{^/status/[0-9]+$}
    status = path_info.split("/").last
    status_response status
  else
    error_404
  end
end

#data ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 89

def data
  return "" if form_data? || !files.nil?

  body
end

#error_404 ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 112

def error_404
  ["404", {"Content-Type" => "application/json"}, [JSON.generate({})]]
end

#error_405 ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 116

def error_405
  ["405", {"Content-Type" => "application/json"}, [JSON.generate({})]]
end

#files ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 68

def files
  return nil unless post? && Rack::Multipart::MULTIPART.match?(content_type)

  @files ||= [].tap do |out|
    multipart = Rack::Multipart.parse_multipart(env)
    out << multipart.to_h.map do |k, v|
      [k, v[:tempfile].read]
    end.to_h
  rescue
    # do nothing
  end.first
end

#form ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 81

def form
  Rack::Utils.parse_nested_query(body) if form_data?
end

#headers ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 45

def headers
  http_headers = env.select { |k, _v| k.start_with?("HTTP_") }
  http_headers.transform_keys do |k|
    k.sub(/^HTTP_/, "").downcase.gsub(/(^|_)\w/, &:upcase).tr("_", "-")
  end
end

#json ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 85

def json
  JSON.parse(body) if json?
end

#json? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rspec/httpbin.rb', line 52

def json?
  content_type == "application/json"
end

#ok_response ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 101

def ok_response
  payload = body_payload.merge(args: query_string, headers:, origin:, url:)

  ["200", {"Content-Type" => "application/json"}, [JSON.generate(payload)]]
  ["200", {"Content-Type" => "text/plain"}, [JSON.generate(payload)]]
end

#origin ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 56

def origin
  env["REMOTE_ADDR"]
end

#status_response(status) ⇒ Object 



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# File 'lib/rspec/httpbin.rb', line 108

def status_response(status)
  [status, {"Content-Type" => "text/plain"}, [JSON.generate({})]]
end