github-migration/rack-livereload
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a little cleanup, add cucumber, add support for ignoring particular browsers

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This commit is contained in:
John Bintz 2012-01-03 08:58:51 -05:00
parent 67d07df724
commit e223e1ddbf
11 changed files with 80 additions and 10 deletions
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7
Guardfile
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@ -1,7 +1,7 @@
# A sample Guardfile
# More info at https://github.com/guard/guard#readme
guard 'rspec', :version => 2 do
guard 'rspec', :version => 2, :cli => '-c' do
watch(%r{^spec/.+_spec\.rb$})
watch(%r{^lib/(.+)\.rb$}) { |m| "spec/#{m[1]}_spec.rb" }
watch('spec/spec_helper.rb') { "spec" }
@ -10,3 +10,8 @@ end
guard 'livereload' do
watch('index.html')
end
guard 'cucumber' do
watch(%r{^features/.+\.feature$})
watch(%r{^features/support/.+$}) { 'features' }
end

6
Rakefile
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@ -24,5 +24,9 @@ require 'rspec/core/rake_task'
RSpec::Core::RakeTask.new(:spec)
task :default => :spec
require 'cucumber/rake/task'
Cucumber::Rake::Task.new(:cucumber)
task :default => [ :spec, :cucumber ]

11
features/skip_certain_browsers.feature Normal file
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@ -0,0 +1,11 @@
Feature: Skip Certain Browsers
Scenario Outline:
Given I have a Rack app with Rack::LiveReload
When I make a request to "/" with the following headers:
| HTTP_USER_AGENT | <user agent> |
Then I should not have any Rack::LiveReload code
Scenarios: Browsers to check for
| user agent |
| MSIE |

7
features/step_definitions/given/i_have_a_rack_app_with_live_reload.rb Normal file
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@ -0,0 +1,7 @@
Given /^I have a Rack app with Rack::LiveReload$/ do
@app = Rack::Builder.new do
use Rack::LiveReload
run lambda { |env| [ 200, { 'Content-Type' => 'text/html' }, [ "<html><head></head><body></body></html>" ] ] }
end
end

4
features/step_definitions/then/i_should_not_have_livereload_code.rb Normal file
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@ -0,0 +1,4 @@
Then /^I should not have any Rack::LiveReload code$/ do
@response.body.should_not include("rack/livereload.js")
end

6
features/step_definitions/when/i_make_a_request_with_headers.rb Normal file
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@ -0,0 +1,6 @@
When /^I make a request to "([^"]*)" with the following headers:$/ do |uri, table|
@request = Rack::MockRequest.new(@app)
@response = @request.get(uri, table.rows_hash)
end

3
features/support/env.rb Normal file
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@ -0,0 +1,3 @@
require 'rack'
require 'rack-livereload'

2
index.html
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@ -1,2 +1,2 @@
<html>
<head><title>Hi</title></head><body>Lats</body></html>
<head><title>Hi</title></head><body>Rats</body></html>

18
lib/rack/livereload.rb
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@ -5,11 +5,12 @@ module Rack
LIVERELOAD_JS_PATH = '/__rack/livereload.js'
LIVERELOAD_LOCAL_URI = 'http://localhost:35729/livereload.js'
BAD_USER_AGENTS = [ %r{MSIE} ]
attr_reader :app
def initialize(app, options = {})
@app = app
@options = options
@app, @options = app, options
end
def use_vendored?
@ -48,9 +49,8 @@ module Rack
else
status, headers, body = @app.call(env)
if !@options[:ignore] || !@options[:ignore].any? { |filter| env['PATH_INFO'][filter] }
case headers['Content-Type']
when %r{text/html}
if !ignored?(env['PATH_INFO']) && !bad_browser?(env['HTTP_USER_AGENT'])
if headers['Content-Type'][%r{text/html}]
content_length = 0
body.each do |line|
@ -85,6 +85,14 @@ module Rack
end
end
def ignored?(path_info)
@options[:ignore] and @options[:ignore].any? { |filter| path_info[filter] }
end
def bad_browser?(user_agent)
BAD_USER_AGENTS.any? { |pattern| (user_agent || '')[pattern] }
end
private
def deliver_file(file)
type = case ::File.extname(file)

2
rack-livereload.gemspec
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@ -20,6 +20,7 @@ Gem::Specification.new do |s|
# specify any dependencies here; for example:
s.add_development_dependency "rspec"
s.add_development_dependency "cucumber"
s.add_development_dependency "httparty"
s.add_development_dependency "sinatra"
s.add_development_dependency "shotgun"
@ -28,6 +29,7 @@ Gem::Specification.new do |s|
s.add_development_dependency "mocha"
s.add_development_dependency "guard"
s.add_development_dependency "guard-rspec"
s.add_development_dependency "guard-cucumber"
s.add_development_dependency "guard-livereload"
s.add_development_dependency "webmock"

20
spec/rack/livereload_spec.rb
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@ -165,5 +165,25 @@ describe Rack::LiveReload do
middleware.call(env).should be_true
end
end
describe '#ignored?' do
let(:path_info) { 'path info' }
context 'no ignore set' do
it { should_not be_ignored(path_info) }
end
context 'ignore set' do
let(:options) { { :ignore => [ %r{#{path_info}} ] } }
it { should be_ignored(path_info) }
end
end
describe '#bad_browser?' do
let(:user_agent) { described_class::BAD_USER_AGENTS.first.source }
it { should be_bad_browser(user_agent) }
end
end