<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> <html lang=‘en’ xml:lang=‘en’ xmlns=‘www.w3.org/1999/xhtml’>
<head> <title>rcov/ruby/1.8/gems/rspec-expectations-2.5.0/lib/rspec/expectations/differ.rb</title> <link href="screen.css" media="all" rel="stylesheet" type="text/css" /> <link href="print.css" media="print" rel="stylesheet" type="text/css" /> <meta http-equiv="Content-type" content="text/html;charset=UTF-8" /> <script type="text/javascript" src="rcov.js"></script> </head> <body> <h1>Rspec Steps C0 Coverage Information - RCov</h1> <h2>rcov/ruby/1.8/gems/rspec-expectations-2.5.0/lib/rspec/expectations/differ.rb</h2> <div class="report_table_wrapper"> <table class='report' id='report_table'> <thead> <tr> <th class="left_align">Name</th> <th class="right_align">Total Lines</th> <th class="right_align">Lines of Code</th> <th class="left_align">Total Coverage</th> <th class="left_align">Code Coverage</th> </tr> </thead> <tbody> <tr> <td class="left_align"><a href="rcov-ruby-1_8-gems-rspec-expectations-2_5_0-lib-rspec-expectations-differ_rb.html">rcov/ruby/1.8/gems/rspec-expectations-2.5.0/lib/rspec/expectations/differ.rb</a></td> <td class='right_align'><tt>62</tt></td> <td class='right_align'><tt>50</tt></td> <td class="left_align"><div class="percent_graph_legend"><tt class=''>32.26%</tt></div> <div class="percent_graph"> <div class="covered" style="width:32px"></div> <div class="uncovered" style="width:68px"></div> </div></td> <td class="left_align"><div class="percent_graph_legend"><tt class=''>26.00%</tt></div> <div class="percent_graph"> <div class="covered" style="width:26px"></div> <div class="uncovered" style="width:74px"></div> </div></td> </tr> </tbody> </table> </div> <h3>Key</h3> <div class="key"><pre><span class='marked'>Code reported as executed by Ruby looks like this...</span><span class='marked1'>and this: this line is also marked as covered.</span><span class='inferred'>Lines considered as run by rcov, but not reported by Ruby, look like this,</span><span class='inferred1'>and this: these lines were inferred by rcov (using simple heuristics).</span><span class='uncovered'>Finally, here's a line marked as not executed.</span></pre></div> <h3>Coverage Details</h3> <table class="details"> <tbody> <tr class="marked"> <td><pre><a name="line1">1</a> require 'diff/lcs'</pre></td> </tr> <tr class="marked"> <td><pre><a name="line2">2</a> require 'diff/lcs/hunk'</pre></td> </tr> <tr class="marked"> <td><pre><a name="line3">3</a> require 'pp'</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line4">4</a> </pre></td> </tr> <tr class="marked"> <td><pre><a name="line5">5</a> module RSpec</pre></td> </tr> <tr class="marked"> <td><pre><a name="line6">6</a> module Expectations</pre></td> </tr> <tr class="marked"> <td><pre><a name="line7">7</a> class Differ</pre></td> </tr> <tr class="marked"> <td><pre><a name="line8">8</a> def initialize(ignore=nil)</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line9">9</a> end</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line10">10</a> </pre></td> </tr> <tr class="inferred"> <td><pre><a name="line11">11</a> # This is snagged from diff/lcs/ldiff.rb (which is a commandline tool)</pre></td> </tr> <tr class="marked"> <td><pre><a name="line12">12</a> def diff_as_string(data_new, data_old)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line13">13</a> data_old = data_old.split(/\n/).map! { |e| e.chomp }</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line14">14</a> data_new = data_new.split(/\n/).map! { |e| e.chomp }</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line15">15</a> output = ""</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line16">16</a> diffs = Diff::LCS.diff(data_old, data_new)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line17">17</a> return output if diffs.empty?</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line18">18</a> oldhunk = hunk = nil </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line19">19</a> file_length_difference = 0</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line20">20</a> diffs.each do |piece|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line21">21</a> begin</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line22">22</a> hunk = Diff::LCS::Hunk.new(</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line23">23</a> data_old, data_new, piece, context_lines, file_length_difference</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line24">24</a> )</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line25">25</a> file_length_difference = hunk.file_length_difference </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line26">26</a> next unless oldhunk </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line27">27</a> # Hunks may overlap, which is why we need to be careful when our</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line28">28</a> # diff includes lines of context. Otherwise, we might print</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line29">29</a> # redundant lines.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line30">30</a> if (context_lines > 0) and hunk.overlaps?(oldhunk)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line31">31</a> hunk.unshift(oldhunk)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line32">32</a> else</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line33">33</a> output << oldhunk.diff(format)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line34">34</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line35">35</a> ensure</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line36">36</a> oldhunk = hunk</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line37">37</a> output << "\n"</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line38">38</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line39">39</a> end </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line40">40</a> #Handle the last remaining hunk</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line41">41</a> output << oldhunk.diff(format) << "\n"</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line42">42</a> end </pre></td> </tr> <tr class="inferred"> <td><pre><a name="line43">43</a> </pre></td> </tr> <tr class="marked"> <td><pre><a name="line44">44</a> def diff_as_object(actual,expected)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line45">45</a> actual = String === actual ? actual : PP.pp(actual,"")</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line46">46</a> expected = String === expected ? expected : PP.pp(expected,"")</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line47">47</a> diff_as_string(actual, expected)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line48">48</a> end</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line49">49</a> </pre></td> </tr> <tr class="marked"> <td><pre><a name="line50">50</a> protected</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line51">51</a> </pre></td> </tr> <tr class="marked"> <td><pre><a name="line52">52</a> def format</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line53">53</a> :unified</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line54">54</a> end</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line55">55</a> </pre></td> </tr> <tr class="marked"> <td><pre><a name="line56">56</a> def context_lines</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line57">57</a> 3</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line58">58</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line59">59</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line60">60</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line61">61</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line62">62</a> end</pre></td> </tr> </tbody> </table> <p>Generated on Fri Apr 22 17:22:41 -0700 2011 with <a href="http://github.com/relevance/rcov">rcov 0.9.8</a></p> </body>
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