Class: Jets::SpecHelpers::Controllers::Request

Inherits:
Object
  • Object
show all
Extended by:
Memoist
Defined in:
lib/jets/spec_helpers/controllers/request.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(method, path, headers = {}, params = {}) ⇒ Request

Returns a new instance of Request.



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 6

def initialize(method, path, headers={}, params={})
  @method, @path, @headers, @params = method, path, headers, params
end

Instance Attribute Details

#headers ⇒ Object

Returns the value of attribute headers.



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 5

def headers
  @headers
end

#method ⇒ Object

Returns the value of attribute method.



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 5

def method
  @method
end

#params ⇒ Object

Returns the value of attribute params.



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 5

def params
  @params
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 5

def path
  @path
end

Instance Method Details

#dispatch! ⇒ Object 



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 83

def dispatch!
  klass = Object.const_get(route.controller_name)
  controller = klass.new(event, {}, route.action_name)
  response = controller.process! # response is API Gateway Hash

  unless response['statusCode'] && response['body']
    raise "Expected response to an API Gateway Hash Structure. Are you rendering correctly?"
  end

  Response.new(response) # converts APIGW hash to prettier object
end

#event ⇒ Object 



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 10

def event
  json = {}
  id_params = route.path.scan(%r{:([^/]+)}).flatten
  expanded_path = escape_path(path)
  path_parameters = {}

  id_params.each do |id_param|
    raise "missing param: :#{id_param}" unless path_params.include? id_param.to_sym

    path_param_value = path_params[id_param.to_sym]
    raise "Path param :#{id_param} value cannot be blank" if path_param_value.blank?

    escaped_path_param_value = CGI.escape(path_param_value.to_s)
    expanded_path.gsub!(":#{id_param}", escaped_path_param_value)
    path_parameters.deep_merge!(id_param => escaped_path_param_value)
  end

  json['resource'] = escape_path(path)
  json['path'] = expanded_path
  json['httpMethod'] = method.to_s.upcase
  json['pathParameters'] = path_parameters
  json['headers'] = (headers || {}).stringify_keys

  if method != :get
    json['headers']['Content-Type'] ||= 'application/x-www-form-urlencoded'

    if params.body_params.is_a? String
      body = params.body_params
      json['headers']['Content-Length'] ||= body.length.to_s
    else
      body = Rack::Multipart.build_multipart(params.body_params)

      if body
        json['headers']['Content-Length'] ||= body.length.to_s
        json['headers']['Content-Type'] = "multipart/form-data; boundary=#{Rack::Multipart::MULTIPART_BOUNDARY}"
      else
        body = Rack::Utils.build_nested_query(params.body_params)
      end
    end

    json['body'] = Base64.encode64(body)
    json['isBase64Encoded'] = true
  end

  params.query_params.each do |key, value|
    json['queryStringParameters'] ||= {}
    json['queryStringParameters'][key.to_s] = value.deep_dup
  end

  json
end

#extract_parameters ⇒ Object 



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 67

def extract_parameters
  route.extract_parameters(normalized_path).symbolize_keys
end

#normalized_path ⇒ Object 



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 71

def normalized_path
  path = self.path
  path = path[0..-2] if path.end_with? '/'
  path = path[1..-1] if path.start_with? '/'
  path
end

#path_params ⇒ Object 



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 62

def path_params
  params.path_params.reverse_merge(extract_parameters)
end

#route ⇒ Object 



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# File 'lib/jets/spec_helpers/controllers/request.rb', line 78

def route
  Jets::Router::Finder.new(normalized_path, method).run
end