Move ruby logic out of jasmine contrib (for now)

jasmine-ruby.gemspec

@@ -29,6 +29,9 @@ Gem::Specification.new do |s|
      "jasmine/lib/json2.js",
      "lib/jasmine-ruby/jasmine_helper.rb",
      "lib/jasmine-ruby/jasmine_meta_spec.rb",
+     "lib/jasmine-ruby/jasmine_runner.rb",
+     "lib/jasmine-ruby/jasmine_spec_builder.rb",
+     "lib/jasmine-ruby/run.html",
      "lib/jasmine-ruby.rb",
      "tasks/jasmine.rake",
      "templates/example_spec.js",

lib/jasmine-ruby.rb

@@ -1 +1,3 @@
 require 'jasmine-ruby/jasmine_helper'
+require 'jasmine-ruby/jasmine_runner'
+require 'jasmine-ruby/jasmine_spec_builder'

lib/jasmine-ruby/jasmine_runner.rb

@@ -0,0 +1,293 @@
+require 'socket'
+require 'erb'
+require 'json'
+
+module Jasmine
+  def self.root
+    File.expand_path(File.join(File.dirname(__FILE__), '../../jasmine'))
+  end
+
+  # this seemingly-over-complex method is necessary to get an open port on at least some of our Macs
+  def self.open_socket_on_unused_port
+    infos = Socket::getaddrinfo("localhost", nil, Socket::AF_UNSPEC, Socket::SOCK_STREAM, 0, Socket::AI_PASSIVE)
+    families = Hash[*infos.collect { |af, *_| af }.uniq.zip([]).flatten]
+
+    return TCPServer.open('0.0.0.0', 0) if families.has_key?('AF_INET')
+    return TCPServer.open('::', 0) if families.has_key?('AF_INET6')
+    return TCPServer.open(0)
+  end
+
+  def self.find_unused_port
+    socket = open_socket_on_unused_port
+    port = socket.addr[1]
+    socket.close
+    port
+  end
+
+  def self.server_is_listening_on(hostname, port)
+    require 'socket'
+    begin
+      socket = TCPSocket.open(hostname, port)
+    rescue Errno::ECONNREFUSED
+      return false
+    end
+    socket.close
+    true
+  end
+
+  def self.wait_for_listener(port, name = "required process", seconds_to_wait = 10)
+    time_out_at = Time.now + seconds_to_wait
+    until server_is_listening_on "localhost", port
+      sleep 0.1
+      puts "Waiting for #{name} on #{port}..."
+      raise "#{name} didn't show up on port #{port} after #{seconds_to_wait} seconds." if Time.now > time_out_at
+    end
+  end
+
+  def self.kill_process_group(process_group_id, signal="TERM")
+    Process.kill signal, -process_group_id # negative pid means kill process group. (see man 2 kill)
+  end
+
+  def self.cachebust(files, root_dir="", replace=nil, replace_with=nil)
+    require 'digest/md5'
+    files.collect do |file_name|
+      real_file_name = replace && replace_with ? file_name.sub(replace, replace_with) : file_name
+      begin
+        digest = Digest::MD5.hexdigest(File.read("#{root_dir}#{real_file_name}"))
+      rescue
+        digest = "MISSING-FILE"
+      end
+      "#{file_name}?cachebust=#{digest}"
+    end
+  end
+
+  class RunAdapter
+    def initialize(spec_files_or_proc, options = {})
+      @spec_files_or_proc = Jasmine.files(spec_files_or_proc) || []
+      @jasmine_files = Jasmine.files(options[:jasmine_files]) || [
+        "/__JASMINE_ROOT__/lib/" + File.basename(Dir.glob("#{Jasmine.root}/lib/jasmine*.js").first),
+        "/__JASMINE_ROOT__/lib/TrivialReporter.js",
+        "/__JASMINE_ROOT__/lib/json2.js",
+        "/__JASMINE_ROOT__/lib/consolex.js",
+      ]
+      @stylesheets = ["/__JASMINE_ROOT__/lib/jasmine.css"] + (Jasmine.files(options[:stylesheets]) || [])
+      @spec_helpers = Jasmine.files(options[:spec_helpers]) || []
+    end
+
+    def call(env)
+      run
+    end
+
+    def run
+      stylesheets = @stylesheets
+      spec_helpers = @spec_helpers
+      spec_files = @spec_files_or_proc
+
+      jasmine_files = @jasmine_files
+      jasmine_files = jasmine_files.call if jasmine_files.respond_to?(:call)
+
+      css_files = @stylesheets
+
+
+      body = ERB.new(File.read(File.join(File.dirname(__FILE__), "run.html"))).result(binding)
+      [
+        200,
+        { 'Content-Type' => 'text/html' },
+        body
+      ]
+    end
+
+
+  end
+
+  class Redirect
+    def initialize(url)
+      @url = url
+    end
+
+    def call(env)
+      [
+        302,
+        { 'Location' => @url },
+        []
+      ]
+    end
+  end
+
+  class JsAlert
+    def call(env)
+      [
+        200,
+        { 'Content-Type' => 'application/javascript' },
+        "document.write('<p>Couldn\\'t load #{env["PATH_INFO"]}!</p>');"
+      ]
+    end
+  end
+
+  class FocusedSuite
+    def initialize(spec_files_or_proc, options)
+      @spec_files_or_proc = Jasmine.files(spec_files_or_proc) || []
+      @options = options
+    end
+
+    def call(env)
+      spec_files = @spec_files_or_proc
+      matching_specs = spec_files.select {|spec_file| spec_file =~ /#{Regexp.escape(env["PATH_INFO"])}/ }.compact
+      if !matching_specs.empty?
+        run_adapter = Jasmine::RunAdapter.new(matching_specs, @options)
+        run_adapter.run
+      else
+        [
+          200,
+          { 'Content-Type' => 'application/javascript' },
+          "document.write('<p>Couldn\\'t find any specs matching #{env["PATH_INFO"]}!</p>');"
+        ]
+      end
+    end
+
+  end
+
+  class SimpleServer
+    def self.start(port, spec_files_or_proc, mappings, options = {})
+      require 'thin'
+      config = {
+        '/__suite__' => Jasmine::FocusedSuite.new(spec_files_or_proc, options),
+        '/run.html' => Jasmine::Redirect.new('/'),
+        '/' => Jasmine::RunAdapter.new(spec_files_or_proc, options)
+      }
+      mappings.each do |from, to|
+        config[from] = Rack::File.new(to)
+      end
+
+      config["/__JASMINE_ROOT__"] = Rack::File.new(Jasmine.root)
+
+      app = Rack::Cascade.new([
+        Rack::URLMap.new(config),
+        JsAlert.new
+      ])
+
+      begin
+        Thin::Server.start('0.0.0.0', port, app)
+      rescue RuntimeError => e
+        raise e unless e.message == 'no acceptor'
+        raise RuntimeError.new("A server is already running on port #{port}")
+      end
+    end
+  end
+
+  class SimpleClient
+    def initialize(selenium_host, selenium_port, selenium_browser_start_command, http_address)
+      require 'selenium/client'
+      @driver = Selenium::Client::Driver.new(
+        selenium_host,
+        selenium_port,
+        selenium_browser_start_command,
+        http_address
+      )
+      @http_address = http_address
+    end
+
+    def tests_have_finished?
+      @driver.get_eval("window.jasmine.getEnv().currentRunner.finished") == "true"
+    end
+
+    def connect
+      @driver.start
+      @driver.open("/")
+    end
+
+    def disconnect
+      @driver.stop
+    end
+
+    def run
+      until tests_have_finished? do
+        sleep 0.1
+      end
+
+      puts @driver.get_eval("window.results()")
+      failed_count = @driver.get_eval("window.jasmine.getEnv().currentRunner.results().failedCount").to_i
+      failed_count == 0
+    end
+
+    def eval_js(script)
+      escaped_script = "'" + script.gsub(/(['\\])/) { '\\' + $1 } + "'"
+
+      result = @driver.get_eval(" try { eval(#{escaped_script}, window); } catch(err) { window.eval(#{escaped_script}); }")
+      JSON.parse("[#{result}]")[0]
+    end
+  end
+
+  class Runner
+    def initialize(selenium_jar_path, spec_files, dir_mappings, options={})
+      @selenium_jar_path = selenium_jar_path
+      @spec_files = spec_files
+      @dir_mappings = dir_mappings
+      @options = options
+
+      @browser = options[:browser] ? options[:browser].delete(:browser) : 'firefox'
+      @selenium_pid = nil
+      @jasmine_server_pid = nil
+    end
+
+    def start
+      start_servers
+      @client = Jasmine::SimpleClient.new("localhost", @selenium_server_port, "*#{@browser}", "http://localhost:#{@jasmine_server_port}/")
+      @client.connect
+    end
+
+    def stop
+      @client.disconnect
+      stop_servers
+    end
+
+    def start_servers
+      @jasmine_server_port = Jasmine::find_unused_port
+      @selenium_server_port = Jasmine::find_unused_port
+
+      @selenium_pid = fork do
+        Process.setpgrp
+        exec "java -jar #{@selenium_jar_path} -port #{@selenium_server_port} > /dev/null 2>&1"
+      end
+      puts "selenium started.  pid is #{@selenium_pid}"
+
+      @jasmine_server_pid = fork do
+        Process.setpgrp
+        Jasmine::SimpleServer.start(@jasmine_server_port, @spec_files, @dir_mappings, @options)
+        exit! 0
+      end
+      puts "jasmine server started.  pid is #{@jasmine_server_pid}"
+
+      Jasmine::wait_for_listener(@selenium_server_port, "selenium server")
+      Jasmine::wait_for_listener(@jasmine_server_port, "jasmine server")
+    end
+
+    def stop_servers
+      puts "shutting down the servers..."
+      Jasmine::kill_process_group(@selenium_pid) if @selenium_pid
+      Jasmine::kill_process_group(@jasmine_server_pid) if @jasmine_server_pid
+    end
+
+    def run
+      begin
+        start
+        puts "servers are listening on their ports -- running the test script..."
+        tests_passed = @client.run
+      ensure
+        stop
+      end
+      return tests_passed
+    end
+
+    def eval_js(script)
+      @client.eval_js(script)
+    end
+  end
+
+  def self.files(f)
+    result = f
+    result = result.call if result.respond_to?(:call)
+    result
+  end
+
+end

lib/jasmine-ruby/jasmine_spec_builder.rb

@@ -0,0 +1,152 @@
+require 'enumerator'
+module Jasmine
+
+  class SpecBuilder
+    attr_accessor :suites
+
+    def initialize(spec_files, runner)
+      @spec_files = spec_files
+      @runner = runner
+      @spec_ids = []
+    end
+
+    def start
+      guess_example_locations
+
+      @runner.start
+      load_suite_info
+      wait_for_suites_to_finish_running
+    end
+
+    def stop
+      @runner.stop
+    end
+
+    def script_path
+      File.expand_path(__FILE__)
+    end
+
+    def guess_example_locations
+      @example_locations = {}
+
+      example_name_parts = []
+      previous_indent_level = 0
+      @spec_files.each do |filename|
+        line_number = 1
+        File.open(filename, "r") do |file|
+          file.readlines.each do |line|
+            match = /^(\s*)(describe|it)\s*\(\s*["'](.*)["']\s*,\s*function/.match(line)
+            if (match)
+              indent_level = match[1].length / 2
+              example_name = match[3]
+              example_name_parts[indent_level] = example_name
+
+              full_example_name = example_name_parts.slice(0, indent_level + 1).join(" ")
+              @example_locations[full_example_name] = "#{filename}:#{line_number}: in `it'"
+            end
+            line_number += 1
+          end
+        end
+      end
+    end
+
+    def load_suite_info
+      started = Time.now
+      while !eval_js('jsApiReporter && jsApiReporter.started') do
+        raise "couldn't connect to Jasmine after 60 seconds" if (started + 60 < Time.now)
+        sleep 0.1
+      end
+
+      @suites = eval_js('JSON.stringify(jsApiReporter.suites())')
+    end
+
+    def results_for(spec_id)
+      @spec_results ||= load_results
+      @spec_results[spec_id.to_s]
+    end
+
+    def load_results
+      @spec_results = {}
+      @spec_ids.each_slice(50) do |slice|
+        @spec_results.merge!(eval_js("JSON.stringify(jsApiReporter.resultsForSpecs(#{JSON.generate(slice)}))"))
+      end
+      @spec_results
+    end
+
+    def wait_for_suites_to_finish_running
+      puts "Waiting for suite to finish in browser ..."
+      while !eval_js('jsApiReporter.finished') do
+        sleep 0.1
+      end
+    end
+
+    def declare_suites
+      me = self
+      suites.each do |suite|
+        declare_suite(self, suite)
+      end
+    end
+
+    def declare_suite(parent, suite)
+      me = self
+      parent.describe suite["name"] do
+        suite["children"].each do |suite_or_spec|
+          type = suite_or_spec["type"]
+          if type == "suite"
+            me.declare_suite(self, suite_or_spec)
+          elsif type == "spec"
+            me.declare_spec(self, suite_or_spec)
+          else
+            raise "unknown type #{type} for #{suite_or_spec.inspect}"
+          end
+        end
+      end
+    end
+
+    def declare_spec(parent, spec)
+      me = self
+      example_name = spec["name"]
+      @spec_ids << spec["id"]
+      backtrace = @example_locations[parent.description + " " + example_name]
+      parent.it example_name, {}, backtrace do
+        me.report_spec(spec["id"])
+      end
+    end
+
+    def report_spec(spec_id)
+      spec_results = results_for(spec_id)
+
+      out = ""
+      messages = spec_results['messages'].each do |message|
+        case
+          when message["type"] == "MessageResult"
+            puts message["text"]
+            puts "\n"
+          else
+            unless message["message"] =~ /^Passed.$/
+              STDERR << message["message"]
+              STDERR << "\n"
+
+              out << message["message"]
+              out << "\n"
+            end
+
+            if !message["passed"] && message["trace"]["stack"]
+              stack_trace = message["trace"]["stack"].gsub(/<br \/>/, "\n").gsub(/<\/?b>/, " ")
+              STDERR << stack_trace.gsub(/\(.*\)@http:\/\/localhost:[0-9]+\/specs\//, "/spec/")
+              STDERR << "\n"
+            end
+        end
+
+      end
+      fail out unless spec_results['result'] == 'passed'
+      puts out unless out.empty?
+    end
+
+    private
+
+    def eval_js(js)
+      @runner.eval_js(js)
+    end
+  end
+end

lib/jasmine-ruby/run.html

@@ -0,0 +1,47 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
+<html xml:lang="en" xmlns="http://www.w3.org/1999/xhtml">
+<head>
+  <meta content="text/html;charset=UTF-8" http-equiv="Content-Type"/>
+  <title>Jasmine suite</title>
+  <% css_files.each do |css_file| %>
+  <link rel="stylesheet" href="<%= css_file %>" type="text/css" media="screen"/>
+  <% end %>
+
+  <% jasmine_files.each do |jasmine_file| %>
+  <script src="<%= jasmine_file %>" type="text/javascript"></script>
+  <% end %>
+
+  <% spec_helpers.each do |spec_helper| %>
+  <script src="<%= spec_helper %>" type="text/javascript"></script>
+  <% end %>
+
+  <script type="text/javascript">
+    var jsApiReporter;
+    (function() {
+      var jasmineEnv = jasmine.getEnv();
+
+      jsApiReporter = new jasmine.JsApiReporter();
+      var trivialReporter = new jasmine.TrivialReporter();
+
+      jasmineEnv.addReporter(jsApiReporter);
+      jasmineEnv.addReporter(trivialReporter);
+
+      jasmineEnv.specFilter = function(spec) {
+        return trivialReporter.specFilter(spec);
+      };
+
+      window.onload = function() {
+        jasmineEnv.execute();
+      };
+    })();
+  </script>
+
+  <% spec_files.each do |spec_file| %>
+  <script src="<%= spec_file %>" type="text/javascript"></script>
+  <% end %>
+
+</head>
+<body>
+<div id="jasmine_content"></div>
+</body>
+</html>

templates/Rakefile

@@ -4,7 +4,6 @@ namespace :jasmine do
   if File.exist?(helper_overrides)
     require helper_overrides
   end
-  require File.expand_path(File.join(JasmineHelper.root, "contrib/ruby/jasmine_spec_builder"))
 
   desc "Run continuous integration tests"
   require "spec"