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<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">//: $ ./mu 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 "End Types")</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 "Globals")</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> Tests[] = <span class="Delimiter">{</span>
<span id="L16" class="LineNr">16 </span><span class="PreProc"> #include </span><span class="Constant">"test_list"</span> <span class="Comment">// auto-generated; see 'build' script</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 "End Globals")</span>
<span id="L20" class="LineNr">20 </span><span class="Normal">bool</span> Run_tests = <span class="Constant">false</span><span class="Delimiter">;</span>
<span id="L21" class="LineNr">21 </span><span class="Normal">bool</span> Passed = <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 "End Includes")</span>
<span id="L24" class="LineNr">24 </span><span class="PreProc">#define CHECK(X) \</span>
<span id="L25" class="LineNr">25 </span><span class="PreProc"> </span><span class="Normal">if</span><span class="PreProc"> (Passed && !(X)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span>
<span id="L26" class="LineNr">26 </span><span class="PreProc"> cerr << </span><span class="Constant">"</span><span class="cSpecial">\n</span><span class="Constant">F - "</span><span class="PreProc"> << __FUNCTION__ << </span><span class="Constant">"("</span><span class="PreProc"> << </span><span class="Constant">__FILE__</span><span class="PreProc"> << </span><span class="Constant">":"</span><span class="PreProc"> << </span><span class="Constant">__LINE__</span><span class="PreProc"> << </span><span class="Constant">"): "</span><span class="PreProc"> << #X << </span><span class="cSpecial">'\n'</span><span class="Delimiter">;</span><span class="PreProc"> \</span>
<span id="L27" class="LineNr">27 </span><span class="PreProc"> Passed = </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(X</span><span class="Delimiter">,</span><span class="PreProc"> Y) \</span>
<span id="L32" class="LineNr">32 </span><span class="PreProc"> </span><span class="Normal">if</span><span class="PreProc"> (Passed && (X) != (Y)) </span><span class="Delimiter">{</span><span class="PreProc"> \</span>
<span id="L33" class="LineNr">33 </span><span class="PreProc"> cerr << </span><span class="Constant">"</span><span class="cSpecial">\n</span><span class="Constant">F - "</span><span class="PreProc"> << __FUNCTION__ << </span><span class="Constant">"("</span><span class="PreProc"> << </span><span class="Constant">__FILE__</span><span class="PreProc"> << </span><span class="Constant">":"</span><span class="PreProc"> << </span><span class="Constant">__LINE__</span><span class="PreProc"> << </span><span class="Constant">"): "</span><span class="PreProc"> << #X << </span><span class="Constant">" == "</span><span class="PreProc"> << #Y << </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 << </span><span class="Constant">" got "</span><span class="PreProc"> << (X) << </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"> Passed = </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 "End Reset")</span>
<span id="L40" class="LineNr">40 </span>Passed = <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 "End Commandline Parsing")</span>
<span id="L43" class="LineNr">43 </span><span class="Normal">if</span> <span class="Delimiter">(</span>argc > <span class="Constant">1</span> && <a href='001help.cc.html#L73'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">"test"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
<span id="L44" class="LineNr">44 </span> Run_tests = <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 "End Main")</span>
<span id="L48" class="LineNr">48 </span><span class="Normal">if</span> <span class="Delimiter">(</span>Run_tests<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>&t<span class="Delimiter">);</span>
<span id="L55" class="LineNr">55 </span> cerr << <span class="Constant">"C tests: "</span> << ctime<span class="Delimiter">(</span>&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 < <span class="Normal">sizeof</span><span class="Delimiter">(</span>Tests<span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span>Tests[<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 << "running .build/test_list line " << (i+1) << '\n';</span>
<span id="L58" class="LineNr">58 </span> <a href='002test.cc.html#L74'>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>Passed<span class="Delimiter">)</span> cerr << <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 << <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 > <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L65" class="LineNr">65 </span> cerr << num_failures << <span class="Constant">" failure"</span>
<span id="L66" class="LineNr">66 </span> << <span class="Delimiter">(</span>num_failures > <span class="Constant">1</span> ? <span class="Constant">"s"</span> : <span class="Constant">""</span><span class="Delimiter">)</span>
<span id="L67" class="LineNr">67 </span> << <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">:(code)</span>
<span id="L74" class="LineNr">74 </span><span class="Normal">void</span> <a href='002test.cc.html#L74'>run_test</a><span class="Delimiter">(</span><span class="Normal">size_t</span> i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L75" class="LineNr">75 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i >= <span class="Normal">sizeof</span><span class="Delimiter">(</span>Tests<span class="Delimiter">)</span>/<span class="Normal">sizeof</span><span class="Delimiter">(</span>Tests[<span class="Constant">0</span>]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
<span id="L76" class="LineNr">76 </span> cerr << <span class="Constant">"no test "</span> << i << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
<span id="L77" class="LineNr">77 </span> <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L78" class="LineNr">78 </span> <span class="Delimiter">}</span>
<span id="L79" class="LineNr">79 </span> <a href='000organization.cc.html#L134'>reset</a><span class="Delimiter">();</span>
<span id="L80" class="LineNr">80 </span> <span class="Comment">// End Test Setup</span>
<span id="L81" class="LineNr">81 </span> <span class="Delimiter">(</span>*Tests[i]<span class="Delimiter">)();</span>
<span id="L82" class="LineNr">82 </span> <span class="Comment">// End Test Teardown</span>
<span id="L83" class="LineNr">83 </span><span class="Delimiter">}</span>
<span id="L84" class="LineNr">84 </span>
<span id="L85" class="LineNr">85 </span><span class="Delimiter">:(before "End Includes")</span>
<span id="L86" class="LineNr">86 </span><span class="PreProc">#include </span><span class="Constant"><stdlib.h></span>
</pre>
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