stevebartholomew · February 22, 2011 11:30
diff --git a/js_test.rake b/js_test.rake
 # Quick and dirty JS test runner
 #
 # Required files:
 # {testdir}
 #    /index.html (rails specific sample below)
 #       <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" 
 #                    "http://www.w3.org/TR/html4/loose.dtd">
 #       <html>
 #       <head>
 #         <link rel="stylesheet" href="<%= JS_TEST_BASE %>/qunit.css" type="text/css" media="screen" />
 #    
 #         <script src="<%= File.expand_path(File.join(JS_BASE, '..', '..')) %>/app/javascripts/application.js"></script>
 #         <% Dir[File.join(JS_BASE, '**', '*.js')].each do |script|%>
 #           <script src="<%= script %>"></script>    
 #         <% end %>
 #       <script type="text/javascript" src="<%= JS_TEST_BASE %>/qunit.js"></script>
 #    
 #    
 #         <script>
 #         $(document).ready(function(){
 #           <%= js_test %>
 #         });
 #         </script>
 #    
 #       </head>
 #       <body>
 #         <h1 id="qunit-header">QUnit example</h1>
 #        <h2 id="qunit-banner"></h2>
 #        <div id="qunit-testrunner-toolbar"></div>
 #        <h2 id="qunit-userAgent"></h2>
 #        <ol id="qunit-tests"></ol>
 #        <div id="qunit-fixture">
 #          <%= html_fixture %>
 #        </div>
 #       </body>
 #       </html>
 #   
 # For tests:
 # {testdir}
 #     /widgets/my_widget_test.js
 #     /widgets/my_widget_fixture.html
 #

 JS_TEST_BASE = File.expand_path("test/javascripts")
 JS_BASE = File.expand_path("public/app")

 namespace :test do
  task :js do
    files_to_run = []
    tests_to_run = []
    test_base = File.expand_path(JS_TEST_BASE)
    
    if ENV['TEST']
      tests_to_run << File.expand_path(ENV['TEST'])
    else
      Dir["#{test_base}/**/*_test.js"].each do |full_path|
        tests_to_run << full_path
      end      
    end
    
    timestamp = Time.now.strftime("%Y%m%d%H%M%s")
    
    tests_to_run.each do |full_path|
      file = File.basename(full_path)

      test_name = file.match(/([a-z]+)\_test/)[0]
      dir = full_path.gsub(/#{file}/, "")
      
      relative_test_dir = full_path.gsub(/#{test_base}\//, "").gsub(/\/#{file}/, "")
                  
      html_fixture_path = File.join(dir, file.gsub(/_test\.js/, ".html"))

      test_template = ERB.new(File.read("#{test_base}/index.html"))
      
      if File.exists?(html_fixture_path)
        html_fixture = ERB.new(File.read(html_fixture_path)).result(binding)
      else
        html_fixture = ""
      end
      js_test = File.read(full_path)
      
      test_output = test_template.result(binding)
      
      runner_dir = "#{test_base}/tmp/#{relative_test_dir}"
      
      if !File.exists?(runner_dir)
        FileUtils.mkdir_p(runner_dir)
      end
      runner_file = "#{test_base}/tmp/#{relative_test_dir}/#{test_name}.html"

      File.open(runner_file, "w") do |file|
        file.puts test_output
      end
      files_to_run << runner_file
    end
    
    puts "Running: #{files_to_run.join(', ')}"
    system("open #{files_to_run.join(' ')}")
  end
 end
	# Quick and dirty JS test runner
	#
	# Required files:
	# {testdir}
	# /index.html (rails specific sample below)
	# <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
	# "http://www.w3.org/TR/html4/loose.dtd">
	# <html>
	# <head>
	# <link rel="stylesheet" href="<%= JS_TEST_BASE %>/qunit.css" type="text/css" media="screen" />
	#
	# <script src="<%= File.expand_path(File.join(JS_BASE, '..', '..')) %>/app/javascripts/application.js"></script>
	# <% Dir[File.join(JS_BASE, '*', '.js')].each do \|script\|%>
	# <script src="<%= script %>"></script>
	# <% end %>
	# <script type="text/javascript" src="<%= JS_TEST_BASE %>/qunit.js"></script>
	#
	#
	# <script>
	# $(document).ready(function(){
	# <%= js_test %>
	# });
	# </script>
	#
	# </head>
	# <body>
	# <h1 id="qunit-header">QUnit example</h1>
	# <h2 id="qunit-banner"></h2>
	# <div id="qunit-testrunner-toolbar"></div>
	# <h2 id="qunit-userAgent"></h2>
	# <ol id="qunit-tests"></ol>
	# <div id="qunit-fixture">
	# <%= html_fixture %>
	# </div>
	# </body>
	# </html>
	#
	# For tests:
	# {testdir}
	# /widgets/my_widget_test.js
	# /widgets/my_widget_fixture.html
	#

	JS_TEST_BASE = File.expand_path("test/javascripts")
	JS_BASE = File.expand_path("public/app")

	namespace :test do
	task :js do
	files_to_run = []
	tests_to_run = []
	test_base = File.expand_path(JS_TEST_BASE)

	if ENV['TEST']
	tests_to_run << File.expand_path(ENV['TEST'])
	else
	Dir["#{test_base}/*/_test.js"].each do \|full_path\|
	tests_to_run << full_path
	end
	end

	timestamp = Time.now.strftime("%Y%m%d%H%M%s")

	tests_to_run.each do \|full_path\|
	file = File.basename(full_path)

	test_name = file.match(/([a-z]+)\_test/)[0]
	dir = full_path.gsub(/#{file}/, "")

	relative_test_dir = full_path.gsub(/#{test_base}\//, "").gsub(/\/#{file}/, "")

	html_fixture_path = File.join(dir, file.gsub(/_test\.js/, ".html"))

	test_template = ERB.new(File.read("#{test_base}/index.html"))

	if File.exists?(html_fixture_path)
	html_fixture = ERB.new(File.read(html_fixture_path)).result(binding)
	else
	html_fixture = ""
	end
	js_test = File.read(full_path)

	test_output = test_template.result(binding)

	runner_dir = "#{test_base}/tmp/#{relative_test_dir}"

	if !File.exists?(runner_dir)
	FileUtils.mkdir_p(runner_dir)
	end
	runner_file = "#{test_base}/tmp/#{relative_test_dir}/#{test_name}.html"

	File.open(runner_file, "w") do \|file\|
	file.puts test_output
	end
	files_to_run << runner_file
	end

	puts "Running: #{files_to_run.join(', ')}"
	system("open #{files_to_run.join(' ')}")
	end
	end