faraday/test/adapters/integration.rb
iMacTia 5ee253a9a3 Merge branch 'master' of https://github.com/lostisland/faraday into 1.0
# Conflicts:
#	lib/faraday/adapter/patron.rb
2018-05-10 10:09:43 +01:00

378 lines
12 KiB
Ruby

require 'forwardable'
require File.expand_path("../../helper", __FILE__)
require File.expand_path("../../shared", __FILE__)
Faraday.require_lib 'autoload'
module Adapters
# Adapter integration tests. To use, implement two methods:
#
# `#adapter` required. returns a symbol for the adapter middleware name
# `#adapter_options` optional. extra arguments for building an adapter
module Integration
def self.apply(base, *extra_features)
if base.live_server
features = [:Common]
features.concat extra_features
features << :SSL if base.ssl_mode?
features.each {|name| base.send(:include, self.const_get(name)) }
yield if block_given?
elsif !defined? @warned
warn "Warning: Not running integration tests against a live server."
warn "Start the server `ruby test/live_server.rb` and set the LIVE=1 env variable."
warn "See CONTRIBUTING for usage."
@warned = true
end
end
module Parallel
def test_in_parallel
resp1, resp2 = nil, nil
connection = create_connection
connection.in_parallel do
resp1 = connection.get('echo?a=1')
resp2 = connection.get('echo?b=2')
assert connection.in_parallel?
assert_nil resp1.body
assert_nil resp2.body
end
assert !connection.in_parallel?
assert_equal 'get ?{"a"=>"1"}', resp1.body
assert_equal 'get ?{"b"=>"2"}', resp2.body
end
end
module NonParallel
def test_no_parallel_support
connection = create_connection
response = nil
err = capture_warnings do
connection.in_parallel do
response = connection.get('echo').body
end
end
assert response
assert_match "no parallel-capable adapter on Faraday stack", err
assert_match __FILE__, err
end
end
module ParallelNonStreaming
def test_callback_is_called_in_parallel_with_no_streaming_support
resp1, resp2 = nil, nil
streamed1, streamed2 = nil, nil
connection = create_connection
err = capture_warnings do
connection.in_parallel do
resp1, streamed1 = streaming_request(connection, :get, 'stream?a=1')
resp2, streamed2 = streaming_request(connection, :get, 'stream?b=2', :chunk_size => 16*1024)
assert connection.in_parallel?
assert_nil resp1.body
assert_nil resp2.body
assert_equal [], streamed1
assert_equal [], streamed2
end
end
assert !connection.in_parallel?
assert_match(/Streaming .+ not yet implemented/, err)
opts = {:streaming? => false, :chunk_size => 16*1024}
check_streaming_response(streamed1, opts.merge(:prefix => '{"a"=>"1"}'))
check_streaming_response(streamed2, opts.merge(:prefix => '{"b"=>"2"}'))
end
end
module Streaming
def test_GET_streaming
response, streamed = streaming_request(create_connection, :get, 'stream')
check_streaming_response(streamed, :chunk_size => 16*1024)
assert_equal "", response.body
end
def test_non_GET_streaming
response, streamed = streaming_request(create_connection, :post, 'stream')
check_streaming_response(streamed, :chunk_size => 16*1024)
assert_equal "", response.body
end
def test_GET_streaming_empty_response
_, streamed = streaming_request(create_connection, :get, 'empty_stream')
assert_equal [["", 0]], streamed
end
def test_non_GET_streaming_empty_response
_, streamed = streaming_request(create_connection, :post, 'empty_stream')
assert_equal [["", 0]], streamed
end
end
module NonStreaming
include Faraday::Shared
def test_GET_streaming
response, streamed = nil
err = capture_warnings do
response, streamed = streaming_request(create_connection, :get, 'stream')
end
assert_match(/Streaming .+ not yet implemented/, err)
check_streaming_response(streamed, :streaming? => false)
assert_equal big_string, response.body
end
def test_non_GET_streaming
response, streamed = nil
err = capture_warnings do
response, streamed = streaming_request(create_connection, :post, 'stream')
end
assert_match(/Streaming .+ not yet implemented/, err)
check_streaming_response(streamed, :streaming? => false)
assert_equal big_string, response.body
end
end
module Compression
def test_GET_handles_compression
res = get('echo_header', :name => 'accept-encoding')
assert_match(/\bgzip\b/, res.body)
assert_match(/\bdeflate\b/, res.body)
end
end
module SSL
def test_GET_ssl_fails_with_bad_cert
ca_file = 'tmp/faraday-different-ca-cert.crt'
conn = create_connection(:ssl => {:ca_file => ca_file})
err = assert_raises Faraday::SSLError do
conn.get('/ssl')
end
assert_includes err.message, "certificate"
end
end
module Common
extend Forwardable
def_delegators :create_connection, :get, :head, :put, :post, :patch, :delete, :run_request
def test_GET_retrieves_the_response_body
assert_equal 'get', get('echo').body
end
def test_GET_send_url_encoded_params
assert_equal %(get ?{"name"=>"zack"}), get('echo', :name => 'zack').body
end
def test_GET_retrieves_the_response_headers
response = get('echo')
assert_match(/text\/plain/, response.headers['Content-Type'], 'original case fail')
assert_match(/text\/plain/, response.headers['content-type'], 'lowercase fail')
end
def test_GET_handles_headers_with_multiple_values
assert_equal 'one, two', get('multi').headers['set-cookie']
end
def test_GET_with_body
response = get('echo') do |req|
req.body = {'bodyrock' => true}
end
assert_equal %(get {"bodyrock"=>"true"}), response.body
end
def test_GET_sends_user_agent
response = get('echo_header', {:name => 'user-agent'}, :user_agent => 'Agent Faraday')
assert_equal 'Agent Faraday', response.body
end
def test_GET_ssl
expected = self.class.ssl_mode?.to_s
assert_equal expected, get('ssl').body
end
def test_GET_reason_phrase
response = get('echo')
assert_equal "OK", response.reason_phrase
end
def test_POST_send_url_encoded_params
assert_equal %(post {"name"=>"zack"}), post('echo', :name => 'zack').body
end
def test_POST_send_url_encoded_nested_params
resp = post('echo', 'name' => {'first' => 'zack'})
assert_equal %(post {"name"=>{"first"=>"zack"}}), resp.body
end
def test_POST_retrieves_the_response_headers
assert_match(/text\/plain/, post('echo').headers['content-type'])
end
def test_POST_sends_files
resp = post('file') do |req|
req.body = {'uploaded_file' => Faraday::UploadIO.new(__FILE__, 'text/x-ruby')}
end
assert_equal "file integration.rb text/x-ruby #{File.size(__FILE__)}", resp.body
end
def test_PUT_send_url_encoded_params
assert_equal %(put {"name"=>"zack"}), put('echo', :name => 'zack').body
end
def test_PUT_send_url_encoded_nested_params
resp = put('echo', 'name' => {'first' => 'zack'})
assert_equal %(put {"name"=>{"first"=>"zack"}}), resp.body
end
def test_PUT_retrieves_the_response_headers
assert_match(/text\/plain/, put('echo').headers['content-type'])
end
def test_PATCH_send_url_encoded_params
assert_equal %(patch {"name"=>"zack"}), patch('echo', :name => 'zack').body
end
def test_OPTIONS
resp = run_request(:options, 'echo', nil, {})
assert_equal 'options', resp.body
end
def test_HEAD_retrieves_no_response_body
assert_equal '', head('echo').body
end
def test_HEAD_retrieves_the_response_headers
assert_match(/text\/plain/, head('echo').headers['content-type'])
end
def test_DELETE_retrieves_the_response_headers
assert_match(/text\/plain/, delete('echo').headers['content-type'])
end
def test_DELETE_retrieves_the_body
assert_equal %(delete), delete('echo').body
end
def test_timeout
conn = create_connection(:request => {:timeout => 1, :open_timeout => 1})
assert_raises Faraday::Error::TimeoutError do
conn.get '/slow'
end
end
def test_connection_error
assert_raises Faraday::Error::ConnectionFailed do
get 'http://localhost:4'
end
end
def test_proxy
proxy_uri = URI(ENV['LIVE_PROXY'])
conn = create_connection(:proxy => proxy_uri)
res = conn.get '/echo'
assert_equal 'get', res.body
unless self.class.ssl_mode?
# proxy can't append "Via" header for HTTPS responses
assert_match(/:#{proxy_uri.port}$/, res['via'])
end
end
def test_proxy_auth_fail
proxy_uri = URI(ENV['LIVE_PROXY'])
proxy_uri.password = 'WRONG'
conn = create_connection(:proxy => proxy_uri)
err = assert_raises Faraday::Error::ConnectionFailed do
conn.get '/echo'
end
unless self.class.ssl_mode? && (self.class.jruby? ||
adapter == :em_http || adapter == :em_synchrony)
# JRuby raises "End of file reached" which cannot be distinguished from a 407
# EM raises "connection closed by server" due to https://github.com/igrigorik/em-socksify/pull/19
assert_equal %{407 "Proxy Authentication Required "}, err.message
end
end
def test_empty_body_response_represented_as_blank_string
response = get('204')
assert_equal '', response.body
end
def adapter
raise NotImplementedError.new("Need to override #adapter")
end
# extra options to pass when building the adapter
def adapter_options
[]
end
def create_connection(options = {}, &optional_connection_config_blk)
if adapter == :default
builder_block = nil
else
builder_block = Proc.new do |b|
b.request :multipart
b.request :url_encoded
b.adapter adapter, *adapter_options, &optional_connection_config_blk
end
end
server = self.class.live_server
url = '%s://%s:%d' % [server.scheme, server.host, server.port]
options[:ssl] ||= {}
options[:ssl][:ca_file] ||= ENV['SSL_FILE']
Faraday::Connection.new(url, options, &builder_block).tap do |conn|
conn.headers['X-Faraday-Adapter'] = adapter.to_s
adapter_handler = conn.builder.handlers.last
conn.builder.insert_before adapter_handler, Faraday::Response::RaiseError
end
end
def streaming_request(connection, method, path, options={})
streamed = []
response = connection.send(method, path) do |req|
req.options.on_data = Proc.new{|*args| streamed << args}
end
[response, streamed]
end
def check_streaming_response(streamed, options={})
opts = {
:prefix => '',
:streaming? => true
}.merge(options)
expected_response = opts[:prefix] + Faraday::Shared.big_string
chunks, sizes = streamed.transpose
# Check that the total size of the chunks (via the last size returned)
# is the same size as the expected_response
assert_equal sizes.last, expected_response.bytesize
start_index = 0
expected_chunks = []
chunks.each do |actual_chunk|
expected_chunk = expected_response[start_index..((start_index + actual_chunk.bytesize)-1)]
expected_chunks << expected_chunk
start_index += expected_chunk.bytesize
end
# it's easier to read a smaller portion, so we check that first
assert_equal expected_chunks[0][0..255], chunks[0][0..255]
[expected_chunks, chunks].transpose.each do |expected, actual|
assert_equal expected, actual
end
end
end
end
end