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require 'net/http'
class LeapTest
#
# In order to easily provide detailed error messages, it is useful
# to append a memo to a url string that details what this url is for
# (e.g. stunnel, haproxy, etc).
#
# So, the url happens to be a UrlString, the memo field is used
# if there is an error in assert_get.
#
class URLString < String
attr_accessor :memo
end
#
# aliases for http_send()
#
def get(url, params=nil, options=nil, &block)
http_send("GET", url, params, options, &block)
end
def delete(url, params=nil, options=nil, &block)
http_send("DELETE", url, params, options, &block)
end
def post(url, params=nil, options=nil, &block)
http_send("POST", url, params, options, &block)
end
def put(url, params=nil, options=nil, &block)
http_send("PUT", url, params, options, &block)
end
#
# send a GET, DELETE, POST, or PUT
# yields |body, response, error|
#
def http_send(method, url, params=nil, options=nil)
options ||= {}
response = nil
# build uri
uri = URI(url)
if params && (method == 'GET' || method == 'DELETE')
uri.query = URI.encode_www_form(params)
end
# build http
http = Net::HTTP.new uri.host, uri.port
if uri.scheme == 'https'
http.verify_mode = OpenSSL::SSL::VERIFY_NONE
http.use_ssl = true
end
# build request
request = build_request(method, uri, params, options)
# make http request
http.start do |agent|
response = agent.request(request)
yield response.body, response, nil
end
rescue => exc
yield nil, response, exc
end
#
# Aliases for assert_http_send()
#
def assert_get(url, params=nil, options=nil, &block)
assert_http_send("GET", url, params, options, &block)
end
def assert_delete(url, params=nil, options=nil, &block)
assert_http_send("DELETE", url, params, options, &block)
end
def assert_post(url, params=nil, options=nil, &block)
assert_http_send("POST", url, params, options, &block)
end
def assert_put(url, params=nil, options=nil, &block)
assert_http_send("PUT", url, params, options, &block)
end
#
# calls http_send, yielding results if successful or failing with
# descriptive infor otherwise.
#
def assert_http_send(method, url, params=nil, options=nil, &block)
options ||= {}
error_msg = options[:error_msg] || (url.respond_to?(:memo) ? url.memo : nil)
http_send(method, url, params, options) do |body, response, error|
ok = response && response.code.to_i >= 200 && response.code.to_i < 300
if body && ok
if block
yield(body) if block.arity == 1
yield(response, body) if block.arity == 2
end
elsif response && !ok
fail ["Expected a 200 status code from #{method} #{url}, but got #{response.code} instead.", error_msg, body].compact.join("\n")
else
fail ["Expected a response from #{method} #{url}, but got \"#{error}\" instead.", error_msg, body].compact.join("\n"), error
end
end
end
#
# only a warning for now, should be a failure in the future
#
def assert_auth_fail(url, params)
uri = URI(url)
get(url, params) do |body, response, error|
unless response.code.to_s == "401"
warn "Expected a '401 Unauthorized' response, but got #{response.code} instead (GET #{uri.request_uri} with username '#{uri.user}')."
return false
end
end
true
end
private
def build_request(method, uri, params, options)
request = case method
when "GET" then Net::HTTP::Get.new(uri.request_uri)
when "DELETE" then Net::HTTP::Delete.new(uri.request_uri)
when "POST" then Net::HTTP::Post.new(uri.request_uri)
when "PUT" then Net::HTTP::Put.new(uri.request_uri)
end
if uri.user
request.basic_auth uri.user, uri.password
end
if params && (method == 'POST' || method == 'PUT')
if options[:format] == :json || options[:format] == 'json'
request["Content-Type"] = "application/json"
request.body = params.to_json
else
request.set_form_data(params) if params
end
end
if options[:headers]
options[:headers].each do |key, value|
request[key] = value
end
end
request
end
end
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