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@berryp
Forked from jamesarosen/04_jshint.rake
Created September 17, 2012 18:05
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Javascript Loves CI: Jenkins + Jasmine + PhantomJS + JSHint
namespace :jshint do
task :require do
sh "which jshint" do |ok, res|
fail 'Cannot find jshint on $PATH' unless ok
end
end
task :check => 'jshint:require' do
project_root = File.expand_path('../../', File.dirname(__FILE__))
config_file = File.join(project_root, 'config', 'jshint.json')
js_root_dir = File.join(project_root, 'public', 'console', 'javascripts')
files = Rake::FileList.new
files.include File.join(js_root_dir, '**', '*.js')
files.exclude File.join(js_root_dir, 'vendor', '**', '*.js')
sh "jshint #{files.join(' ')} --config #{config_file}" do |ok, res|
fail 'JSHint found errors.' unless ok
end
end
end
desc 'Run JSHint checks against Javascript source'
task :jshint => 'jshint:check'
# Remove the original definition of jasmine:ci, which relies on RSpec
# and Selenium.
Rake.application.instance_eval do
@tasks.delete 'jasmine:ci'
end
namespace :jasmine do
task :require_phantom_js do
sh "which phantomjs" do |ok, res|
fail 'Cannot find phantomjs on $PATH' unless ok
end
end
task :ci => ['jasmine:require', 'jasmine:require_phantom_js'] do
support_dir = File.expand_path('../../spec/javascripts/support', File.dirname(__FILE__))
config_overrides = File.join(support_dir, 'jasmine_config.rb')
require config_overrides if File.exists?(config_overrides)
phantom_js_runner = File.join(support_dir, 'phantom-js-runner.js')
config = Jasmine::Config.new
# start the Jasmine server and wait up to 10 seconds for it to be running:
config.start_jasmine_server
jasmine_url = "#{config.jasmine_host}:#{config.jasmine_server_port}"
puts "Running tests against #{jasmine_url}"
sh "phantomjs #{phantom_js_runner} #{jasmine_url}" do |ok, res|
fail 'Jasmine specs failed' unless ok
end
end
end
# in spec/javascripts/supports/jasmine_config.rb:
module Jasmine
class Config
# Add your overrides or custom config code here
attr_reader :jasmine_server_port
end
end
// in spec/javascripts/phantom-js-runner.js:
if (phantom.state.length === 0) {
if (phantom.args.length !== 1) {
console.log('Usage: run-jasmine.js URL');
phantom.exit();
} else {
phantom.state = 'run-jasmine';
phantom.open(phantom.args[0]);
}
} else {
window.setInterval(function () {
if (document.body.querySelector('.finished-at')) {
console.log(document.body.querySelector('.description').innerText);
var failed = document.body.querySelectorAll('div.jasmine_reporter .spec.failed .description');
for (var i = 0, desc; desc = failed[i]; i++) {
var message = [desc.title, desc.nextSibling.querySelector('.resultMessage.fail').innerText];
console.log(message.join(' => '));
}
phantom.exit(failed.length);
}
}, 100);
}
# Jenkins runs JSHint and Jasmine specs:
task :ci => [:jshint, 'jasmine:ci']
@tispratik
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We will need to install jasmine gem and then run rails g jasmine:install right?

@tispratik
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what all gems we need here?

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