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	<title>just_add_watir &#124; Advanced recipes for Watir &#187; objects</title>
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	<link>http://justaddwatir.com</link>
	<description>Advanced recipes for Watir</description>
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		<title>Q. How do I learn all the objects on a page? [firewatir]</title>
		<link>http://justaddwatir.com/2008/how-do-i-learn-all-the-objects-on-a-page-firewatir/</link>
		<comments>http://justaddwatir.com/2008/how-do-i-learn-all-the-objects-on-a-page-firewatir/#comments</comments>
		<pubDate>Fri, 26 Sep 2008 21:45:02 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[firewatir]]></category>
		<category><![CDATA[attributes]]></category>
		<category><![CDATA[methods]]></category>
		<category><![CDATA[objects]]></category>

		<guid isPermaLink="false">http://justaddwatir.com/watir/?p=46</guid>
		<description><![CDATA[Sometimes you might wish to implement a QTP-like 'object repository'. I've had most success implementing this via Ruby modules.
To 'learn' all the objects on a page using firewatir you can use a simple script like this:

require 'rubygems'
require 'firewatir'
&#160;
class NilClass
  def length
    0
  end
end
&#160;
class DiscoverObjects
  include FireWatir
&#160;
  def initialize&#40;url&#41;
 [...]]]></description>
			<content:encoded><![CDATA[<p>Sometimes you might wish to implement a QTP-like 'object repository'. I've had most success implementing this via Ruby modules.</p>
<p>To 'learn' all the objects on a page using firewatir you can use a simple script like this:</p>

<div class="wp_syntax"><div class="code"><pre class="ruby" style="font-family:monospace;"><span style="color:#CC0066; font-weight:bold;">require</span> <span style="color:#996600;">'rubygems'</span>
<span style="color:#CC0066; font-weight:bold;">require</span> <span style="color:#996600;">'firewatir'</span>
&nbsp;
<span style="color:#9966CC; font-weight:bold;">class</span> <span style="color:#CC00FF; font-weight:bold;">NilClass</span>
  <span style="color:#9966CC; font-weight:bold;">def</span> length
    <span style="color:#006666;">0</span>
  <span style="color:#9966CC; font-weight:bold;">end</span>
<span style="color:#9966CC; font-weight:bold;">end</span>
&nbsp;
<span style="color:#9966CC; font-weight:bold;">class</span> DiscoverObjects
  <span style="color:#9966CC; font-weight:bold;">include</span> FireWatir
&nbsp;
  <span style="color:#9966CC; font-weight:bold;">def</span> initialize<span style="color:#006600; font-weight:bold;">&#40;</span>url<span style="color:#006600; font-weight:bold;">&#41;</span>
    <span style="color:#9966CC; font-weight:bold;">if</span> url
      <span style="color:#008000; font-style:italic;"># attach to specific url</span>
      <span style="color:#0066ff; font-weight:bold;">@b</span> = Firefox.<span style="color:#9900CC;">start</span><span style="color:#006600; font-weight:bold;">&#40;</span>url<span style="color:#006600; font-weight:bold;">&#41;</span>
    <span style="color:#9966CC; font-weight:bold;">else</span>
      <span style="color:#008000; font-style:italic;"># attach to existing window</span>
      <span style="color:#0066ff; font-weight:bold;">@b</span> = Firefox.<span style="color:#9900CC;">new</span>
    <span style="color:#9966CC; font-weight:bold;">end</span>
  <span style="color:#9966CC; font-weight:bold;">end</span>
&nbsp;
  <span style="color:#9966CC; font-weight:bold;">def</span> all
    <span style="color:#0066ff; font-weight:bold;">@objects</span> = <span style="color:#006600; font-weight:bold;">&#123;</span><span style="color:#006600; font-weight:bold;">&#125;</span>
    <span style="color:#006600; font-weight:bold;">&#91;</span><span style="color:#ff3333; font-weight:bold;">:links</span>, <span style="color:#ff3333; font-weight:bold;">:text_fields</span>, <span style="color:#ff3333; font-weight:bold;">:buttons</span>, <span style="color:#ff3333; font-weight:bold;">:select_lists</span><span style="color:#006600; font-weight:bold;">&#93;</span>.<span style="color:#9900CC;">each</span> <span style="color:#9966CC; font-weight:bold;">do</span> <span style="color:#006600; font-weight:bold;">|</span>type<span style="color:#006600; font-weight:bold;">|</span>
      <span style="color:#0066ff; font-weight:bold;">@b</span>.<span style="color:#9900CC;">send</span><span style="color:#006600; font-weight:bold;">&#40;</span>type<span style="color:#006600; font-weight:bold;">&#41;</span>.<span style="color:#9900CC;">each</span> <span style="color:#9966CC; font-weight:bold;">do</span> <span style="color:#006600; font-weight:bold;">|</span>element<span style="color:#006600; font-weight:bold;">|</span>
        <span style="color:#0066ff; font-weight:bold;">@objects</span><span style="color:#006600; font-weight:bold;">&#91;</span>element<span style="color:#006600; font-weight:bold;">&#93;</span> = <span style="color:#006600; font-weight:bold;">&#123;</span><span style="color:#006600; font-weight:bold;">&#125;</span>
        <span style="color:#0066ff; font-weight:bold;">@objects</span><span style="color:#006600; font-weight:bold;">&#91;</span>element<span style="color:#006600; font-weight:bold;">&#93;</span><span style="color:#006600; font-weight:bold;">&#91;</span><span style="color:#ff3333; font-weight:bold;">:type</span><span style="color:#006600; font-weight:bold;">&#93;</span> = type.<span style="color:#9900CC;">to_s</span><span style="color:#006600; font-weight:bold;">&#91;</span>0..<span style="color:#006600; font-weight:bold;">-</span><span style="color:#006666;">2</span><span style="color:#006600; font-weight:bold;">&#93;</span>
        <span style="color:#008000; font-style:italic;"># omitted :href, :url, :class</span>
        <span style="color:#006600; font-weight:bold;">&#91;</span><span style="color:#ff3333; font-weight:bold;">:id</span>, <span style="color:#ff3333; font-weight:bold;">:name</span>, <span style="color:#ff3333; font-weight:bold;">:value</span>, <span style="color:#ff3333; font-weight:bold;">:text</span>, <span style="color:#ff3333; font-weight:bold;">:index</span>, <span style="color:#ff3333; font-weight:bold;">:xpath</span>, <span style="color:#ff3333; font-weight:bold;">:title</span>, <span style="color:#ff3333; font-weight:bold;">:action</span>, <span style="color:#ff3333; font-weight:bold;">:src</span>, <span style="color:#ff3333; font-weight:bold;">:for</span><span style="color:#006600; font-weight:bold;">&#93;</span>.<span style="color:#9900CC;">each</span> <span style="color:#9966CC; font-weight:bold;">do</span> <span style="color:#006600; font-weight:bold;">|</span>attrib<span style="color:#006600; font-weight:bold;">|</span>
          value = element.<span style="color:#9900CC;">send</span><span style="color:#006600; font-weight:bold;">&#40;</span>attrib<span style="color:#006600; font-weight:bold;">&#41;</span>
          <span style="color:#0066ff; font-weight:bold;">@objects</span><span style="color:#006600; font-weight:bold;">&#91;</span>element<span style="color:#006600; font-weight:bold;">&#93;</span><span style="color:#006600; font-weight:bold;">&#91;</span>attrib<span style="color:#006600; font-weight:bold;">&#93;</span> = value <span style="color:#9966CC; font-weight:bold;">unless</span> value.<span style="color:#9900CC;">empty</span>?
        <span style="color:#9966CC; font-weight:bold;">end</span>
      <span style="color:#9966CC; font-weight:bold;">end</span>
    <span style="color:#9966CC; font-weight:bold;">end</span>
  <span style="color:#9966CC; font-weight:bold;">end</span>
&nbsp;
  <span style="color:#9966CC; font-weight:bold;">def</span> print_objects
    <span style="color:#CC0066; font-weight:bold;">puts</span> <span style="color:#996600;">&quot;module #{@b.title.to_s.gsub(/[^<span style="color:#000099;">\d</span><span style="color:#000099;">\w</span>]/,'').capitalize}&quot;</span>
    <span style="color:#CC0066; font-weight:bold;">puts</span> <span style="color:#996600;">&quot;# Objects learned from: #{@b.url}<span style="color:#000099;">\n</span># #{Time.now}&quot;</span>
&nbsp;
    <span style="color:#0066ff; font-weight:bold;">@objects</span>.<span style="color:#9900CC;">each</span> <span style="color:#9966CC; font-weight:bold;">do</span> <span style="color:#006600; font-weight:bold;">|</span>key,val<span style="color:#006600; font-weight:bold;">|</span>
      val.<span style="color:#9900CC;">each</span> <span style="color:#9966CC; font-weight:bold;">do</span> <span style="color:#006600; font-weight:bold;">|</span>k,v<span style="color:#006600; font-weight:bold;">|</span>
          <span style="color:#9966CC; font-weight:bold;">unless</span> k.<span style="color:#9900CC;">to_s</span> =~ <span style="color:#006600; font-weight:bold;">/</span>type<span style="color:#006600; font-weight:bold;">/</span>
            method_name = <span style="color:#996600;">&quot;#{val[:type]}_#{k}_#{v.to_s.gsub(/[^<span style="color:#000099;">\d</span><span style="color:#000099;">\w</span>]/,'_').downcase}&quot;</span>
            <span style="color:#CC0066; font-weight:bold;">puts</span> <span style="color:#996600;">&quot;<span style="color:#000099;">\t</span>def #{method_name.gsub('__','_').gsub(/_$/,'')}&quot;</span>
            <span style="color:#CC0066; font-weight:bold;">puts</span> <span style="color:#996600;">&quot;<span style="color:#000099;">\t</span><span style="color:#000099;">\t</span>return @b.#{val[:type]}(:#{k}, <span style="color:#000099;">\&quot;</span>#{v}<span style="color:#000099;">\&quot;</span>)<span style="color:#000099;">\n</span><span style="color:#000099;">\t</span>end<span style="color:#000099;">\n</span><span style="color:#000099;">\n</span>&quot;</span>
          <span style="color:#9966CC; font-weight:bold;">end</span>
      <span style="color:#9966CC; font-weight:bold;">end</span>
    <span style="color:#9966CC; font-weight:bold;">end</span>
    <span style="color:#CC0066; font-weight:bold;">puts</span> <span style="color:#996600;">&quot;end&quot;</span>
  <span style="color:#9966CC; font-weight:bold;">end</span>
&nbsp;
<span style="color:#9966CC; font-weight:bold;">end</span>
&nbsp;
url = ARGV<span style="color:#006600; font-weight:bold;">&#91;</span><span style="color:#006666;">0</span><span style="color:#006600; font-weight:bold;">&#93;</span>
discover = DiscoverObjects.<span style="color:#9900CC;">new</span><span style="color:#006600; font-weight:bold;">&#40;</span>url<span style="color:#006600; font-weight:bold;">&#41;</span>
discover.<span style="color:#9900CC;">all</span>
discover.<span style="color:#9900CC;">print_objects</span></pre></div></div>

<p>Which will produce results like this:</p>

<div class="wp_syntax"><div class="code"><pre class="ruby" style="font-family:monospace;"><span style="color:#9966CC; font-weight:bold;">module</span> Firefoxwebbrowserfastermoresecurecustomizable
<span style="color:#008000; font-style:italic;"># Objects learned from: http://www.mozilla.com/en-US/firefox/</span>
<span style="color:#008000; font-style:italic;"># Sat Sep 27 07:40:08 +1000 2008</span>
	<span style="color:#9966CC; font-weight:bold;">def</span> link_text_qmo
		<span style="color:#0000FF; font-weight:bold;">return</span> <span style="color:#0066ff; font-weight:bold;">@b</span>.<span style="color:#9900CC;">link</span><span style="color:#006600; font-weight:bold;">&#40;</span><span style="color:#ff3333; font-weight:bold;">:text</span>, <span style="color:#996600;">&quot;QMO&quot;</span><span style="color:#006600; font-weight:bold;">&#41;</span>
	<span style="color:#9966CC; font-weight:bold;">end</span>
&nbsp;
	<span style="color:#9966CC; font-weight:bold;">def</span> link_text_press_center
		<span style="color:#0000FF; font-weight:bold;">return</span> <span style="color:#0066ff; font-weight:bold;">@b</span>.<span style="color:#9900CC;">link</span><span style="color:#006600; font-weight:bold;">&#40;</span><span style="color:#ff3333; font-weight:bold;">:text</span>, <span style="color:#996600;">&quot;Press Center&quot;</span><span style="color:#006600; font-weight:bold;">&#41;</span>
	<span style="color:#9966CC; font-weight:bold;">end</span>
&nbsp;
	<span style="color:#9966CC; font-weight:bold;">def</span> link_text_other_systems_and_languages
		<span style="color:#0000FF; font-weight:bold;">return</span> <span style="color:#0066ff; font-weight:bold;">@b</span>.<span style="color:#9900CC;">link</span><span style="color:#006600; font-weight:bold;">&#40;</span><span style="color:#ff3333; font-weight:bold;">:text</span>, <span style="color:#996600;">&quot;Other Systems and Languages&quot;</span><span style="color:#006600; font-weight:bold;">&#41;</span>
	<span style="color:#9966CC; font-weight:bold;">end</span>
<span style="color:#9966CC; font-weight:bold;">end</span></pre></div></div>

<p>Feel free to modify to suit (for watir or the like). I develop on a Mac, so firewatir is easiest for me. The manual way is to just use the IE Developer Toolbar or Firebug depending on your platform.</p>
]]></content:encoded>
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