rack-livereload/spec/rack/livereload_spec.rb

159 lines
4.0 KiB
Ruby

require 'spec_helper'
describe Rack::LiveReload do
let(:middleware) { described_class.new(app, options) }
let(:app) { stub }
subject { middleware }
its(:app) { should == app }
let(:env) { {} }
let(:options) { {} }
describe described_class::LIVERELOAD_LOCAL_URI do
context 'does not exist' do
before do
stub_request(:any, 'localhost:35729/livereload.js').to_timeout
end
it { should use_vendored }
end
context 'exists' do
before do
stub_request(:any, 'localhost:35729/livereload.js')
end
it { should_not use_vendored }
end
context 'specify vendored' do
let(:options) { { :source => :vendored } }
it { should use_vendored }
end
context 'specify LR' do
let(:options) { { :source => :livereload } }
it { should_not use_vendored }
end
end
context 'not text/html' do
let(:ret) { [ 200, { 'Content-Type' => 'image/png' }, [ '<head></head>' ] ] }
before do
app.stubs(:call).with(env).returns(ret)
end
it 'should pass through' do
middleware.call(env).should == ret
end
end
context 'text/html' do
before do
app.stubs(:call).with(env).returns([ 200, { 'Content-Type' => 'text/html', 'Content-Length' => 0 }, [ '<head></head>' ] ])
middleware.stubs(:use_vendored?).returns(true)
end
let(:host) { 'host' }
let(:env) { { 'HTTP_HOST' => host } }
let(:ret) { middleware.call(env) }
let(:body) { ret.last.join }
let(:length) { ret[1]['Content-Length'] }
context 'vendored' do
it 'should add the vendored livereload js script tag' do
body.should include("script")
body.should include(described_class::LIVERELOAD_JS_PATH)
length.should == body.length.to_s
described_class::LIVERELOAD_JS_PATH.should_not include(host)
body.should include('swfobject')
body.should include('web_socket')
end
end
context 'not vendored' do
before do
middleware.stubs(:use_vendored?).returns(false)
end
it 'should add the LR livereload js script tag' do
body.should include("script")
body.should include(described_class::LIVERELOAD_LOCAL_URI.gsub('localhost', 'host'))
end
end
context 'set options' do
let(:middleware) { described_class.new(app, :host => new_host, :port => port, :min_delay => min_delay, :max_delay => max_delay) }
let(:min_delay) { 5 }
let(:max_delay) { 10 }
let(:port) { 23 }
let(:new_host) { 'myhost' }
it 'should add the livereload.js script tag' do
body.should include("mindelay=#{min_delay}")
body.should include("maxdelay=#{max_delay}")
body.should include("port=#{port}")
body.should include("host=#{new_host}")
end
end
context 'force flash' do
let(:middleware) { described_class.new(app, :force_swf => true) }
it 'should not add the flash shim' do
body.should include('WEB_SOCKET_FORCE_FLASH')
body.should include('swfobject')
body.should include('web_socket')
end
end
context 'no flash' do
let(:middleware) { described_class.new(app, :no_swf => true) }
it 'should not add the flash shim' do
body.should_not include('swfobject')
body.should_not include('web_socket')
end
end
context 'no host at all' do
let(:env) { {} }
it 'should use localhost' do
body.should include('localhost')
end
end
context 'ignored' do
let(:options) { { :ignore => [ %r{file} ] } }
let(:env) { { 'PATH_INFO' => 'this/file' } }
it 'should have no change' do
body.should_not include('script')
end
end
end
context '/__rack/livereload.js' do
let(:env) { { 'PATH_INFO' => described_class::LIVERELOAD_JS_PATH } }
before do
middleware.expects(:deliver_file).returns(true)
end
it 'should return the js file' do
middleware.call(env).should be_true
end
end
end