<!DOCTYPE html PUBLIC β-//W3C//DTD XHTML 1.0 Transitional//ENβ βwww.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtdβ> <html lang='en' xml:lang='en' xmlns='www.w3.org/1999/xhtml'>
<head> <title>rcov/ruby/1.8/gems/rcov-0.9.9/lib/rcov/code_coverage_analyzer.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/rcov-0.9.9/lib/rcov/code_coverage_analyzer.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-rcov-0_9_9-lib-rcov-code_coverage_analyzer_rb.html">rcov/ruby/1.8/gems/rcov-0.9.9/lib/rcov/code_coverage_analyzer.rb</a></td> <td class='right_align'><tt>271</tt></td> <td class='right_align'><tt>156</tt></td> <td class="left_align"><div class="percent_graph_legend"><tt class=''>7.01%</tt></div> <div class="percent_graph"> <div class="covered" style="width:7px"></div> <div class="uncovered" style="width:93px"></div> </div></td> <td class="left_align"><div class="percent_graph_legend"><tt class=''>5.13%</tt></div> <div class="percent_graph"> <div class="covered" style="width:5px"></div> <div class="uncovered" style="width:95px"></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="uncovered"> <td><pre><a name="line1">1</a> module Rcov</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line2">2</a> # A CodeCoverageAnalyzer is responsible for tracing code execution and</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line3">3</a> # returning code coverage and execution count information.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line4">4</a> #</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line5">5</a> # Note that you must <tt>require 'rcov'</tt> before the code you want to</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line6">6</a> # analyze is parsed (i.e. before it gets loaded or required). You can do that</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line7">7</a> # by either invoking ruby with the <tt>-rrcov</tt> command-line option or</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line8">8</a> # just:</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line9">9</a> # require 'rcov'</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line10">10</a> # require 'mycode'</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line11">11</a> # # ....</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line12">12</a> #</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line13">13</a> # == Example</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line14">14</a> #</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line15">15</a> # analyzer = Rcov::CodeCoverageAnalyzer.new</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line16">16</a> # analyzer.run_hooked do </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line17">17</a> # do_foo </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line18">18</a> # # all the code executed as a result of this method call is traced</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line19">19</a> # end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line20">20</a> # # ....</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line21">21</a> # </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line22">22</a> # analyzer.run_hooked do </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line23">23</a> # do_bar</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line24">24</a> # # the code coverage information generated in this run is aggregated</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line25">25</a> # # to the previously recorded one</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line26">26</a> # end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line27">27</a> #</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line28">28</a> # analyzer.analyzed_files # => ["foo.rb", "bar.rb", ... ]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line29">29</a> # lines, marked_info, count_info = analyzer.data("foo.rb")</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line30">30</a> #</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line31">31</a> # In this example, two pieces of code are monitored, and the data generated in</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line32">32</a> # both runs are aggregated. +lines+ is an array of strings representing the </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line33">33</a> # source code of <tt>foo.rb</tt>. +marked_info+ is an array holding false,</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line34">34</a> # true values indicating whether the corresponding lines of code were reported</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line35">35</a> # as executed by Ruby. +count_info+ is an array of integers representing how</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line36">36</a> # many times each line of code has been executed (more precisely, how many</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line37">37</a> # events where reported by Ruby --- a single line might correspond to several</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line38">38</a> # events, e.g. many method calls).</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line39">39</a> #</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line40">40</a> # You can have several CodeCoverageAnalyzer objects at a time, and it is</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line41">41</a> # possible to nest the #run_hooked / #install_hook/#remove_hook blocks: each</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line42">42</a> # analyzer will manage its data separately. Note however that no special</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line43">43</a> # provision is taken to ignore code executed "inside" the CodeCoverageAnalyzer</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line44">44</a> # class. At any rate this will not pose a problem since it's easy to ignore it</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line45">45</a> # manually: just don't do</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line46">46</a> # lines, coverage, counts = analyzer.data("/path/to/lib/rcov.rb")</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line47">47</a> # if you're not interested in that information.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line48">48</a> class CodeCoverageAnalyzer < DifferentialAnalyzer</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line49">49</a> @hook_level = 0</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line50">50</a> # defined this way instead of attr_accessor so that it's covered</pre></td> </tr> <tr class="marked"> <td><pre><a name="line51">51</a> def self.hook_level # :nodoc:</pre></td> </tr> <tr class="marked"> <td><pre><a name="line52">52</a> @hook_level </pre></td> </tr> <tr class="inferred"> <td><pre><a name="line53">53</a> end</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line54">54</a> </pre></td> </tr> <tr class="marked"> <td><pre><a name="line55">55</a> def self.hook_level=(x) # :nodoc: </pre></td> </tr> <tr class="marked"> <td><pre><a name="line56">56</a> @hook_level = x </pre></td> </tr> <tr class="inferred"> <td><pre><a name="line57">57</a> end </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line58">58</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line59">59</a> def initialize</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line60">60</a> @script_lines__ = SCRIPT_LINES__</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line61">61</a> super(:install_coverage_hook, :remove_coverage_hook,</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line62">62</a> :reset_coverage)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line63">63</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line64">64</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line65">65</a> # Return an array with the names of the files whose code was executed inside</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line66">66</a> # the block given to #run_hooked or between #install_hook and #remove_hook.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line67">67</a> def analyzed_files</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line68">68</a> update_script_lines__</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line69">69</a> raw_data_relative.select do |file, lines|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line70">70</a> @script_lines__.has_key?(file)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line71">71</a> end.map{|fname,| fname}</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line72">72</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line73">73</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line74">74</a> # Return the available data about the requested file, or nil if none of its</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line75">75</a> # code was executed or it cannot be found.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line76">76</a> # The return value is an array with three elements:</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line77">77</a> # lines, marked_info, count_info = analyzer.data("foo.rb")</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line78">78</a> # +lines+ is an array of strings representing the </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line79">79</a> # source code of <tt>foo.rb</tt>. +marked_info+ is an array holding false,</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line80">80</a> # true values indicating whether the corresponding lines of code were reported</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line81">81</a> # as executed by Ruby. +count_info+ is an array of integers representing how</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line82">82</a> # many times each line of code has been executed (more precisely, how many</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line83">83</a> # events where reported by Ruby --- a single line might correspond to several</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line84">84</a> # events, e.g. many method calls).</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line85">85</a> #</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line86">86</a> # The returned data corresponds to the aggregation of all the statistics</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line87">87</a> # collected in each #run_hooked or #install_hook/#remove_hook runs. You can</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line88">88</a> # reset the data at any time with #reset to start from scratch.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line89">89</a> def data(filename)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line90">90</a> raw_data = raw_data_relative</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line91">91</a> update_script_lines__</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line92">92</a> unless @script_lines__.has_key?(filename) && </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line93">93</a> raw_data.has_key?(filename)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line94">94</a> return nil </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line95">95</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line96">96</a> refine_coverage_info(@script_lines__[filename], raw_data[filename])</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line97">97</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line98">98</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line99">99</a> # Data for the first file matching the given regexp.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line100">100</a> # See #data.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line101">101</a> def data_matching(filename_re)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line102">102</a> raw_data = raw_data_relative</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line103">103</a> update_script_lines__</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line104">104</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line105">105</a> match = raw_data.keys.sort.grep(filename_re).first</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line106">106</a> return nil unless match</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line107">107</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line108">108</a> refine_coverage_info(@script_lines__[match], raw_data[match])</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line109">109</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line110">110</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line111">111</a> # Execute the code in the given block, monitoring it in order to gather</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line112">112</a> # information about which code was executed.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line113">113</a> def run_hooked; super end</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line114">114</a> </pre></td> </tr> <tr class="inferred"> <td><pre><a name="line115">115</a> # Start monitoring execution to gather code coverage and execution count</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line116">116</a> # information. Such data will be collected until #remove_hook is called.</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line117">117</a> #</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line118">118</a> # Use #run_hooked instead if possible.</pre></td> </tr> <tr class="marked"> <td><pre><a name="line119">119</a> def install_hook; super end</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line120">120</a> </pre></td> </tr> <tr class="inferred"> <td><pre><a name="line121">121</a> # Stop collecting code coverage and execution count information.</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line122">122</a> # #remove_hook will also stop collecting info if it is run inside a</pre></td> </tr> <tr class="inferred"> <td><pre><a name="line123">123</a> # #run_hooked block.</pre></td> </tr> <tr class="marked"> <td><pre><a name="line124">124</a> def remove_hook; super end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line125">125</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line126">126</a> # Remove the data collected so far. The coverage and execution count</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line127">127</a> # "history" will be erased, and further collection will start from scratch:</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line128">128</a> # no code is considered executed, and therefore all execution counts are 0.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line129">129</a> # Right after #reset, #analyzed_files will return an empty array, and</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line130">130</a> # #data(filename) will return nil.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line131">131</a> def reset; super end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line132">132</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line133">133</a> def dump_coverage_info(formatters) # :nodoc:</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line134">134</a> update_script_lines__</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line135">135</a> raw_data_relative.each do |file, lines|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line136">136</a> next if @script_lines__.has_key?(file) == false</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line137">137</a> lines = @script_lines__[file]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line138">138</a> raw_coverage_array = raw_data_relative[file]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line139">139</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line140">140</a> line_info, marked_info, </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line141">141</a> count_info = refine_coverage_info(lines, raw_coverage_array)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line142">142</a> formatters.each do |formatter|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line143">143</a> formatter.add_file(file, line_info, marked_info, count_info)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line144">144</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line145">145</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line146">146</a> formatters.each{|formatter| formatter.execute}</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line147">147</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line148">148</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line149">149</a> private</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line150">150</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line151">151</a> def data_default; {} end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line152">152</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line153">153</a> def raw_data_absolute</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line154">154</a> Rcov::RCOV__.generate_coverage_info</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line155">155</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line156">156</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line157">157</a> def aggregate_data(aggregated_data, delta)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line158">158</a> delta.each_pair do |file, cov_arr|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line159">159</a> dest = (aggregated_data[file] ||= Array.new(cov_arr.size, 0))</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line160">160</a> cov_arr.each_with_index do |x,i| </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line161">161</a> dest[i] ||= 0</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line162">162</a> dest[i] += x.to_i</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line163">163</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line164">164</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line165">165</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line166">166</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line167">167</a> def compute_raw_data_difference(first, last)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line168">168</a> difference = {}</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line169">169</a> last.each_pair do |fname, cov_arr|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line170">170</a> unless first.has_key?(fname)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line171">171</a> difference[fname] = cov_arr.clone</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line172">172</a> else</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line173">173</a> orig_arr = first[fname]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line174">174</a> diff_arr = Array.new(cov_arr.size, 0)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line175">175</a> changed = false</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line176">176</a> cov_arr.each_with_index do |x, i|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line177">177</a> diff_arr[i] = diff = (x || 0) - (orig_arr[i] || 0)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line178">178</a> changed = true if diff != 0</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line179">179</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line180">180</a> difference[fname] = diff_arr if changed</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line181">181</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line182">182</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line183">183</a> difference</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line184">184</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line185">185</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line186">186</a> def refine_coverage_info(lines, covers)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line187">187</a> marked_info = []</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line188">188</a> count_info = []</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line189">189</a> lines.size.times do |i|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line190">190</a> c = covers[i]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line191">191</a> marked_info << ((c && c > 0) ? true : false)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line192">192</a> count_info << (c || 0)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line193">193</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line194">194</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line195">195</a> script_lines_workaround(lines, marked_info, count_info)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line196">196</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line197">197</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line198">198</a> # Try to detect repeated data, based on observed repetitions in line_info:</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line199">199</a> # this is a workaround for SCRIPT_LINES__[filename] including as many copies</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line200">200</a> # of the file as the number of times it was parsed.</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line201">201</a> def script_lines_workaround(line_info, coverage_info, count_info)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line202">202</a> is_repeated = lambda do |div|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line203">203</a> n = line_info.size / div</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line204">204</a> break false unless line_info.size % div == 0 && n > 1</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line205">205</a> different = false</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line206">206</a> n.times do |i|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line207">207</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line208">208</a> things = (0...div).map { |j| line_info[i + j * n] }</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line209">209</a> if things.uniq.size != 1</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line210">210</a> different = true</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line211">211</a> break</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line212">212</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line213">213</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line214">214</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line215">215</a> ! different</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line216">216</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line217">217</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line218">218</a> factors = braindead_factorize(line_info.size)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line219">219</a> factors.each do |n|</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line220">220</a> if is_repeated[n]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line221">221</a> line_info = line_info[0, line_info.size / n]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line222">222</a> coverage_info = coverage_info[0, coverage_info.size / n]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line223">223</a> count_info = count_info[0, count_info.size / n]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line224">224</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line225">225</a> end if factors.size > 1 # don't even try if it's prime</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line226">226</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line227">227</a> [line_info, coverage_info, count_info]</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line228">228</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line229">229</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line230">230</a> def braindead_factorize(num)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line231">231</a> return [0] if num == 0</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line232">232</a> return [-1] + braindead_factorize(-num) if num < 0</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line233">233</a> factors = []</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line234">234</a> while num % 2 == 0</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line235">235</a> factors << 2</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line236">236</a> num /= 2</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line237">237</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line238">238</a> size = num</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line239">239</a> n = 3</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line240">240</a> max = Math.sqrt(num)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line241">241</a> while n <= max && n <= size</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line242">242</a> while size % n == 0</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line243">243</a> size /= n</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line244">244</a> factors << n</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line245">245</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line246">246</a> n += 2</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line247">247</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line248">248</a> factors << size if size != 1</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line249">249</a> factors</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line250">250</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line251">251</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line252">252</a> def update_script_lines__</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line253">253</a> @script_lines__ = @script_lines__.merge(SCRIPT_LINES__)</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line254">254</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line255">255</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line256">256</a> public</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line257">257</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line258">258</a> def marshal_dump # :nodoc:</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line259">259</a> # @script_lines__ is updated just before serialization so as to avoid</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line260">260</a> # missing files in SCRIPT_LINES__</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line261">261</a> ivs = {}</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line262">262</a> update_script_lines__</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line263">263</a> instance_variables.each{|iv| ivs[iv] = instance_variable_get(iv)}</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line264">264</a> ivs</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line265">265</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line266">266</a> </pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line267">267</a> def marshal_load(ivs) # :nodoc:</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line268">268</a> ivs.each_pair{|iv, val| instance_variable_set(iv, val)}</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line269">269</a> end</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line270">270</a> end # CodeCoverageAnalyzer</pre></td> </tr> <tr class="uncovered"> <td><pre><a name="line271">271</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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