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# frozen_string_literal: true
require 'rails_helper'
RSpec.describe Remotable do
class Foo
def initialize
@attrs = {}
end
def [](arg)
@attrs[arg]
end
def []=(arg1, arg2)
@attrs[arg1] = arg2
end
def hoge=(arg); end
def hoge_file_name; end
def hoge_file_name=(arg); end
def has_attribute?(arg); end
def self.attachment_definitions
{ hoge: nil }
end
end
context 'Remotable module is included' do
before do
class Foo
include Remotable
remotable_attachment :hoge, 1.kilobyte
end
end
let(:attribute_name) { "#{hoge}_remote_url".to_sym }
let(:code) { 200 }
let(:file) { 'filename="foo.txt"' }
let(:foo) { Foo.new }
let(:headers) { { 'content-disposition' => file } }
let(:hoge) { :hoge }
let(:url) { 'https://google.com' }
let(:request) do
stub_request(:get, url)
.to_return(status: code, headers: headers)
end
it 'defines a method #hoge_remote_url=' do
expect(foo).to respond_to(:hoge_remote_url=)
end
it 'defines a method #reset_hoge!' do
expect(foo).to respond_to(:reset_hoge!)
end
describe '#hoge_remote_url' do
before do
request
end
it 'always returns arg' do
[nil, '', [], {}].each do |arg|
expect(foo.hoge_remote_url = arg).to be arg
end
end
context 'Addressable::URI::InvalidURIError raised' do
it 'makes no request' do
allow(Addressable::URI).to receive_message_chain(:parse, :normalize)
.with(url).with(no_args).and_raise(Addressable::URI::InvalidURIError)
foo.hoge_remote_url = url
expect(request).not_to have_been_requested
end
end
context 'scheme is neither http nor https' do
let(:url) { 'ftp://google.com' }
it 'makes no request' do
foo.hoge_remote_url = url
expect(request).not_to have_been_requested
end
end
context 'parsed_url.host is empty' do
it 'makes no request' do
parsed_url = double(scheme: 'https', host: double(blank?: true))
allow(Addressable::URI).to receive_message_chain(:parse, :normalize)
.with(url).with(no_args).and_return(parsed_url)
foo.hoge_remote_url = url
expect(request).not_to have_been_requested
end
end
context 'parsed_url.host is nil' do
it 'makes no request' do
parsed_url = Addressable::URI.parse('https:https://example.com/path/file.png')
allow(Addressable::URI).to receive_message_chain(:parse, :normalize)
.with(url).with(no_args).and_return(parsed_url)
foo.hoge_remote_url = url
expect(request).not_to have_been_requested
end
end
context 'foo[attribute_name] == url' do
it 'makes no request if file is saved' do
allow(foo).to receive(:[]).with(attribute_name).and_return(url)
allow(foo).to receive(:hoge_file_name).and_return('foo.jpg')
foo.hoge_remote_url = url
expect(request).not_to have_been_requested
end
it 'makes request if file is not saved' do
allow(foo).to receive(:[]).with(attribute_name).and_return(url)
allow(foo).to receive(:hoge_file_name).and_return(nil)
foo.hoge_remote_url = url
expect(request).to have_been_requested
end
end
context "scheme is https, parsed_url.host isn't empty, and foo[attribute_name] != url" do
it 'makes a request' do
foo.hoge_remote_url = url
expect(request).to have_been_requested
end
context 'response.code != 200' do
let(:code) { 500 }
it 'calls not send' do
expect(foo).not_to receive(:send).with("#{hoge}=", any_args)
expect(foo).not_to receive(:send).with("#{hoge}_file_name=", any_args)
foo.hoge_remote_url = url
end
end
context 'response.code == 200' do
let(:code) { 200 }
context 'response contains headers["content-disposition"]' do
let(:file) { 'filename="foo.txt"' }
let(:headers) { { 'content-disposition' => file } }
it 'calls send' do
string_io = StringIO.new('')
extname = '.txt'
basename = '0123456789abcdef'
allow(SecureRandom).to receive(:hex).and_return(basename)
allow(StringIO).to receive(:new).with(anything).and_return(string_io)
expect(foo).to receive(:send).with("#{hoge}=", string_io)
expect(foo).to receive(:send).with("#{hoge}_file_name=", basename + extname)
foo.hoge_remote_url = url
end
end
context 'if has_attribute?' do
it 'calls foo[attribute_name] = url' do
allow(foo).to receive(:has_attribute?).with(attribute_name).and_return(true)
expect(foo).to receive('[]=').with(attribute_name, url)
foo.hoge_remote_url = url
end
end
context 'unless has_attribute?' do
it 'calls not foo[attribute_name] = url' do
allow(foo).to receive(:has_attribute?)
.with(attribute_name).and_return(false)
expect(foo).not_to receive('[]=').with(attribute_name, url)
foo.hoge_remote_url = url
end
end
end
context 'an error raised during the request' do
let(:request) { stub_request(:get, url).to_raise(error_class) }
error_classes = [
HTTP::TimeoutError,
HTTP::ConnectionError,
OpenSSL::SSL::SSLError,
Paperclip::Errors::NotIdentifiedByImageMagickError,
Addressable::URI::InvalidURIError,
]
error_classes.each do |error_class|
let(:error_class) { error_class }
it 'calls Rails.logger.debug' do
expect(Rails.logger).to receive(:debug).with(/^Error fetching remote #{hoge}: /)
foo.hoge_remote_url = url
end
end
end
end
end
describe '#reset_hoge!' do
context 'if url.blank?' do
it 'returns nil, without clearing foo[attribute_name] and calling #hoge_remote_url=' do
url = nil
expect(foo).not_to receive(:send).with(:hoge_remote_url=, url)
foo[attribute_name] = url
expect(foo.reset_hoge!).to be_nil
expect(foo[attribute_name]).to be_nil
end
end
context 'unless url.blank?' do
it 'clears foo[attribute_name] and calls #hoge_remote_url=' do
foo[attribute_name] = url
expect(foo).to receive(:send).with(:hoge_remote_url=, url)
foo.reset_hoge!
expect(foo[attribute_name]).to be ''
end
end
end
end
end
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