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n class="mi">12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } a { color:inherit; } * { font-size:12pt; font-size: 1em; } .CommentedCode { color: #8a8a8a; } .LineNr { } .Constant { color: #008787; } .Comment { color: #005faf; } .Delimiter { color: #c000c0; } .Special { color: #d70000; } .Identifier { color: #af5f00; } .Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } .PreProc { color: #c000c0; } .cSpecial { color: #008000; } --> </style> <script type='text/javascript'> <!-- /* function to open any folds containing a jumped-to line before jumping to it */ function JumpToLine() { var lineNum; lineNum = window.location.hash; lineNum = lineNum.substr(1); /* strip off '#' */ if (lineNum.indexOf('L') == -1) { lineNum = 'L'+lineNum; } var lineElem = document.getElementById(lineNum); /* Always jump to new location even if the line was hidden inside a fold, or * we corrected the raw number to a line ID. */ if (lineElem) { lineElem.scrollIntoView(true); } return true; } if ('onhashchange' in window) { window.onhashchange = JumpToLine; } --> </script> </head> <body onload='JumpToLine();'> <a href='https://github.com/akkartik/mu/blob/master/002test.cc'>https://github.com/akkartik/mu/blob/master/002test.cc</a> <pre id='vimCodeElement'> <span id="L1" class="LineNr"> 1 </span><span class="Comment">//: A simple test harness. To create new tests, define functions starting with</span> <span id="L2" class="LineNr"> 2 </span><span class="Comment">//: 'test_'. To run all tests so defined, run:</span> <span id="L3" class="LineNr"> 3 </span><span class="Comment">//: $ ./bootstrap test</span> <span id="L4" class="LineNr"> 4 </span><span class="Comment">//:</span> <span id="L5" class="LineNr"> 5 </span><span class="Comment">//: Every layer should include tests, and can reach into previous layers.</span> <span id="L6" class="LineNr"> 6 </span><span class="Comment">//: However, it seems like a good idea never to reach into tests from previous</span> <span id="L7" class="LineNr"> 7 </span><span class="Comment">//: layers. Every test should be a contract that always passes as originally</span> <span id="L8" class="LineNr"> 8 </span><span class="Comment">//: written, regardless of any later layers. Avoid writing 'temporary' tests</span> <span id="L9" class="LineNr"> 9 </span><span class="Comment">//: that are only meant to work until some layer.</span> <span id="L10" class="LineNr"> 10 </span> <span id="L11" class="LineNr"> 11 </span><span class="Delimiter">:(before &quot;End Types&quot;)</span> <span id="L12" class="LineNr"> 12 </span><span class="Normal">typedef</span> <span class="Normal">void</span> <span class="Delimiter">(</span>*test_fn<span class="Delimiter">)(</span><span class="Normal">void</span><span class="Delimiter">);</span> <span id="L13" class="LineNr"> 13 </span><span class="Delimiter">:(before &quot;Globals&quot;)</span> <span id="L14" class="LineNr"> 14 </span><span class="Comment">// move a global ahead into types that we can't generate an extern declaration for</span> <span id="L15" class="LineNr"> 15 </span><span class="Normal">const</span> <a href='002test.cc.html#L12'>test_fn</a> <span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[] = <span class="Delimiter">{</span> <span id="L16" class="LineNr"> 16 </span> <span class="PreProc">#include </span><span class="Constant">&quot;test_list&quot;</span> <span class="Comment">// auto-generated; see 'build*' scripts</span> <span id="L17" class="LineNr"> 17 </span><span class="Delimiter">};</span> <span id="L18" class="LineNr"> 18 </span> <span id="L19" class="LineNr"> 19 </span><span class="Delimiter">:(before &quot;End Globals&quot;)</span> <span id="L20" class="LineNr"> 20 </span><span class="Normal">bool</span> <span class="Special"><a href='002test.cc.html#L20'>Run_tests</a></span> = <span class="Constant">false</span><span class="Delimiter">;</span> <span id="L21" class="LineNr"> 21 </span><span class="Normal">bool</span> <span class="Special"><a href='002test.cc.html#L21'>Passed</a></span> = <span class="Constant">true</span><span class="Delimiter">;</span> <span class="Comment">// set this to false inside any test to indicate failure</span> <span id="L22" class="LineNr"> 22 </span> <span id="L23" class="LineNr"> 23 </span><span class="Delimiter">:(before &quot;End Includes&quot;)</span> <span id="L24" class="LineNr"> 24 </span><span class="PreProc">#define CHECK(</span><span class="Special">X</span><span class="PreProc">) \</span> <span id="L25" class="LineNr"> 25 </span><span class="PreProc"> </span><span class="Normal">if</span><span class="PreProc"> (</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> &amp;&amp; !(</span><span class="Special">X</span><span class="PreProc">)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span> <span id="L26" class="LineNr"> 26 </span><span class="PreProc"> cerr &lt;&lt; </span><span class="Constant">&quot;\nF - &quot;</span><span class="PreProc"> &lt;&lt; __FUNCTION__ &lt;&lt; </span><span class="Constant">&quot;(&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__FILE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;:&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__LINE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;): &quot;</span><span class="PreProc"> &lt;&lt; #</span><span class="Special">X</span><span class="PreProc"> &lt;&lt; </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L27" class="LineNr"> 27 </span><span class="PreProc"> </span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> = </span><span class="Constant">false</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L28" class="LineNr"> 28 </span><span class="PreProc"> </span><span class="Identifier">return</span><span class="Delimiter">;</span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> Currently we stop at the very first failure. </span><span class="Comment">*/</span><span class="PreProc"> \</span> <span id="L29" class="LineNr"> 29 </span><span class="PreProc"> </span><span class="Delimiter">}</span> <span id="L30" class="LineNr"> 30 </span> <span id="L31" class="LineNr"> 31 </span><span class="PreProc">#define CHECK_EQ(</span><span class="Special">X</span><span class="Delimiter">,</span><span class="PreProc"> </span><span class="Special">Y</span><span class="PreProc">) \</span> <span id="L32" class="LineNr"> 32 </span><span class="PreProc"> </span><span class="Normal">if</span><span class="PreProc"> (</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> &amp;&amp; (</span><span class="Special">X</span><span class="PreProc">) != (</span><span class="Special">Y</span><span class="PreProc">)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span> <span id="L33" class="LineNr"> 33 </span><span class="PreProc"> cerr &lt;&lt; </span><span class="Constant">&quot;\nF - &quot;</span><span class="PreProc"> &lt;&lt; __FUNCTION__ &lt;&lt; </span><span class="Constant">&quot;(&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__FILE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;:&quot;</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">__LINE__</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot;): &quot;</span><span class="PreProc"> &lt;&lt; #</span><span class="Special">X</span><span class="PreProc"> &lt;&lt; </span><span class="Constant">&quot; == &quot;</span><span class="PreProc"> &lt;&lt; #</span><span class="Special">Y</span><span class="PreProc"> &lt;&lt; </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L34" class="LineNr"> 34 </span><span class="PreProc"> cerr &lt;&lt; </span><span class="Constant">&quot; got &quot;</span><span class="PreProc"> &lt;&lt; (</span><span class="Special">X</span><span class="PreProc">) &lt;&lt; </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> BEWARE: multiple eval </span><span class="Comment">*/</span><span class="PreProc"> \</span> <span id="L35" class="LineNr"> 35 </span><span class="PreProc"> </span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="PreProc"> = </span><span class="Constant">false</span><span class="Delimiter">;</span><span class="PreProc"> \</span> <span id="L36" class="LineNr"> 36 </span><span class="PreProc"> </span><span class="Identifier">return</span><span class="Delimiter">;</span><span class="PreProc"> </span><span class="Comment">/*</span><span class="Comment"> Currently we stop at the very first failure. </span><span class="Comment">*/</span><span class="PreProc"> \</span> <span id="L37" class="LineNr"> 37 </span><span class="PreProc"> </span><span class="Delimiter">}</span> <span id="L38" class="LineNr"> 38 </span> <span id="L39" class="LineNr"> 39 </span><span class="Delimiter">:(before &quot;End Reset&quot;)</span> <span id="L40" class="LineNr"> 40 </span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span> = <span class="Constant">true</span><span class="Delimiter">;</span> <span id="L41" class="LineNr"> 41 </span> <span id="L42" class="LineNr"> 42 </span><span class="Delimiter">:(before &quot;End Commandline Parsing&quot;)</span> <span id="L43" class="LineNr"> 43 </span><span class="Normal">if</span> <span class="Delimiter">(</span>argc &gt; <span class="Constant">1</span> &amp;&amp; <a href='001help.cc.html#L102'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">&quot;test&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> <span id="L44" class="LineNr"> 44 </span> <span class="Special"><a href='002test.cc.html#L20'>Run_tests</a></span> = <span class="Constant">true</span><span class="Delimiter">;</span> --argc<span class="Delimiter">;</span> ++argv<span class="Delimiter">;</span> <span class="Comment">// shift 'test' out of commandline args</span> <span id="L45" class="LineNr"> 45 </span><span class="Delimiter">}</span> <span id="L46" class="LineNr"> 46 </span> <span id="L47" class="LineNr"> 47 </span><span class="Delimiter">:(before &quot;End Main&quot;)</span> <span id="L48" class="LineNr"> 48 </span><span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L20'>Run_tests</a></span><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L49" class="LineNr"> 49 </span> <span class="Comment">// Test Runs</span> <span id="L50" class="LineNr"> 50 </span> <span class="Comment">// we run some tests and then exit; assume no state need be maintained afterward</span> <span id="L51" class="LineNr"> 51 </span> <span id="L52" class="LineNr"> 52 </span> <span class="Normal">long</span> num_failures = <span class="Constant">0</span><span class="Delimiter">;</span> <span id="L53" class="LineNr"> 53 </span> <span class="Comment">// End Test Run Initialization</span> <span id="L54" class="LineNr"> 54 </span> <span class="Normal">time_t</span> t<span class="Delimiter">;</span> time<span class="Delimiter">(</span>&amp;t<span class="Delimiter">);</span> <span id="L55" class="LineNr"> 55 </span> cerr &lt;&lt; <span class="Constant">&quot;C tests: &quot;</span> &lt;&lt; ctime<span class="Delimiter">(</span>&amp;t<span class="Delimiter">);</span> <span id="L56" class="LineNr"> 56 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i=<span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span><span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[<span class="Constant">0</span>]<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L57" class="LineNr"> 57 </span><span class="CommentedCode">//? cerr &lt;&lt; &quot;running &quot; &lt;&lt; Test_names[i] &lt;&lt; '\n';</span> <span id="L58" class="LineNr"> 58 </span> <a href='002test.cc.html#L81'>run_test</a><span class="Delimiter">(</span>i<span class="Delimiter">);</span> <span id="L59" class="LineNr"> 59 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">'.'</span><span class="Delimiter">;</span> <span id="L60" class="LineNr"> 60 </span> <span class="Normal">else</span> ++num_failures<span class="Delimiter">;</span> <span id="L61" class="LineNr"> 61 </span> <span class="Delimiter">}</span> <span id="L62" class="LineNr"> 62 </span> cerr &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> <span id="L63" class="LineNr"> 63 </span> <span class="Comment">// End Tests</span> <span id="L64" class="LineNr"> 64 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>num_failures &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L65" class="LineNr"> 65 </span> cerr &lt;&lt; num_failures &lt;&lt; <span class="Constant">&quot; failure&quot;</span> <span id="L66" class="LineNr"> 66 </span> &lt;&lt; <span class="Delimiter">(</span>num_failures &gt; <span class="Constant">1</span> ? <span class="Constant">&quot;s&quot;</span> : <span class="Constant">&quot;&quot;</span><span class="Delimiter">)</span> <span id="L67" class="LineNr"> 67 </span> &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> <span id="L68" class="LineNr"> 68 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> <span id="L69" class="LineNr"> 69 </span> <span class="Delimiter">}</span> <span id="L70" class="LineNr"> 70 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> <span id="L71" class="LineNr"> 71 </span><span class="Delimiter">}</span> <span id="L72" class="LineNr"> 72 </span> <span id="L73" class="LineNr"> 73 </span><span class="Delimiter">:(after &quot;End Main&quot;)</span> <span id="L74" class="LineNr"> 74 </span><span class="Comment">//: Raise other unrecognized sub-commands as errors.</span> <span id="L75" class="LineNr"> 75 </span><span class="Comment">//: We couldn't do this until now because we want `./bootstrap test` to always</span> <span id="L76" class="LineNr"> 76 </span><span class="Comment">//: succeed, no matter how many layers are included in the build.</span> <span id="L77" class="LineNr"> 77 </span>cerr &lt;&lt; <span class="Constant">&quot;nothing to do\n&quot;</span><span class="Delimiter">;</span> <span id="L78" class="LineNr"> 78 </span><span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> <span id="L79" class="LineNr"> 79 </span> <span id="L80" class="LineNr"> 80 </span><span class="Delimiter">:(code)</span> <span id="L81" class="LineNr"> 81 </span><span class="Normal">void</span> <a href='002test.cc.html#L81'>run_test</a><span class="Delimiter">(</span><span class="Normal">size_t</span> i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L82" class="LineNr"> 82 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i &gt;= <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span><span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[<span class="Constant">0</span>]<span class="Delimiter">))</span> <span class="Delimiter">{</span> <span id="L83" class="LineNr"> 83 </span> cerr &lt;&lt; <span class="Constant">&quot;no test &quot;</span> &lt;&lt; i &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> <span id="L84" class="LineNr"> 84 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span id="L85" class="LineNr"> 85 </span> <span class="Delimiter">}</span> <span id="L86" class="LineNr"> 86 </span> <a href='000organization.cc.html#L150'>reset</a><span class="Delimiter">();</span> <span id="L87" class="LineNr"> 87 </span> <span class="Comment">// End Test Setup</span> <span id="L88" class="LineNr"> 88 </span> <span class="Delimiter">(</span>*<span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[i]<span class="Delimiter">)();</span> <span id="L89" class="LineNr"> 89 </span> <span class="Comment">// End Test Teardown</span> <span id="L90" class="LineNr"> 90 </span><span class="Delimiter">}</span> <span id="L91" class="LineNr"> 91 </span> <span id="L92" class="LineNr"> 92 </span><span class="Comment">//: Convenience: run a single test</span> <span id="L93" class="LineNr"> 93 </span><span class="Delimiter">:(before &quot;Globals&quot;)</span> <span id="L94" class="LineNr"> 94 </span><span class="Comment">// Names for each element of the 'Tests' global, respectively.</span> <span id="L95" class="LineNr"> 95 </span><span class="Normal">const</span> string <span class="Special"><a href='002test.cc.html#L95'>Test_names</a></span>[] = <span class="Delimiter">{</span> <span id="L96" class="LineNr"> 96 </span> <span class="PreProc">#include </span><span class="Constant">&quot;test_name_list&quot;</span> <span class="Comment">// auto-generated; see 'build*' scripts</span> <span id="L97" class="LineNr"> 97 </span><span class="Delimiter">};</span> <span id="L98" class="LineNr"> 98 </span><span class="Delimiter">:(after &quot;Test Runs&quot;)</span> <span id="L99" class="LineNr"> 99 </span>string <a href='002test.cc.html#L99'>maybe_single_test_to_run</a> = argv[argc-<span class="Constant">1</span>]<span class="Delimiter">;</span> <span id="L100" class="LineNr">100 </span><span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i=<span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span><span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L15'>Tests</a></span>[<span class="Constant">0</span>]<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L101" class="LineNr">101 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L95'>Test_names</a></span>[i] == <a href='002test.cc.html#L99'>maybe_single_test_to_run</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L102" class="LineNr">102 </span> <a href='002test.cc.html#L81'>run_test</a><span class="Delimiter">(</span>i<span class="Delimiter">);</span> <span id="L103" class="LineNr">103 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='002test.cc.html#L21'>Passed</a></span><span class="Delimiter">)</span> cerr &lt;&lt; <span class="Constant">&quot;.\n&quot;</span><span class="Delimiter">;</span> <span id="L104" class="LineNr">104 </span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> <span id="L105" class="LineNr">105 </span> <span class="Delimiter">}</span> <span id="L106" class="LineNr">106 </span><span class="Delimiter">}</span> <span id="L107" class="LineNr">107 </span> <span id="L108" class="LineNr">108 </span><span class="Delimiter">:(before &quot;End Includes&quot;)</span> <span id="L109" class="LineNr">109 </span><span class="PreProc">#include </span><span class="Constant">&lt;stdlib.h&gt;</span> </pre> </body> </html> <!-- vim: set foldmethod=manual : -->