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<div class="header">
  <div class="summary">
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pub-static-methods">Static Public Member Functions</a> &#124;
<a href="classUnitTest-members.html">List of all members</a>  </div>
  <div class="headertitle">
<div class="title">UnitTest Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div>  </div>
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<div class="contents">

<p>This is a base class for classes that perform a unit test.  
 <a href="classUnitTest.html#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a3fb00e56f1df45efabba981f84e5a578"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a3fb00e56f1df45efabba981f84e5a578">UnitTest</a> (const <a class="el" href="classString.html">String</a> &amp;name)</td></tr>
<tr class="memdesc:a3fb00e56f1df45efabba981f84e5a578"><td class="mdescLeft">&#160;</td><td class="mdescRight">Creates a test with the given name.  <a href="#a3fb00e56f1df45efabba981f84e5a578">More...</a><br /></td></tr>
<tr class="separator:a3fb00e56f1df45efabba981f84e5a578"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5a57054084ce200e1e92ff3eecc8420a"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a5a57054084ce200e1e92ff3eecc8420a">~UnitTest</a> ()</td></tr>
<tr class="memdesc:a5a57054084ce200e1e92ff3eecc8420a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor.  <a href="#a5a57054084ce200e1e92ff3eecc8420a">More...</a><br /></td></tr>
<tr class="separator:a5a57054084ce200e1e92ff3eecc8420a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2a670b333cacbe8056ebb64881009d86"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classString.html">String</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a2a670b333cacbe8056ebb64881009d86">getName</a> () const noexcept</td></tr>
<tr class="memdesc:a2a670b333cacbe8056ebb64881009d86"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the name of the test.  <a href="#a2a670b333cacbe8056ebb64881009d86">More...</a><br /></td></tr>
<tr class="separator:a2a670b333cacbe8056ebb64881009d86"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a45ac76c71297c8d336e1503515e34232"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a45ac76c71297c8d336e1503515e34232">performTest</a> (<a class="el" href="classUnitTestRunner.html">UnitTestRunner</a> *runner)</td></tr>
<tr class="memdesc:a45ac76c71297c8d336e1503515e34232"><td class="mdescLeft">&#160;</td><td class="mdescRight">Runs the test, using the specified <a class="el" href="classUnitTestRunner.html" title="Runs a set of unit tests. ">UnitTestRunner</a>.  <a href="#a45ac76c71297c8d336e1503515e34232">More...</a><br /></td></tr>
<tr class="separator:a45ac76c71297c8d336e1503515e34232"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ade18a56bfb0df028c03c21c158eb80d7"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#ade18a56bfb0df028c03c21c158eb80d7">initialise</a> ()</td></tr>
<tr class="memdesc:ade18a56bfb0df028c03c21c158eb80d7"><td class="mdescLeft">&#160;</td><td class="mdescRight">You can optionally implement this method to set up your test.  <a href="#ade18a56bfb0df028c03c21c158eb80d7">More...</a><br /></td></tr>
<tr class="separator:ade18a56bfb0df028c03c21c158eb80d7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a72b58cb2de72f299949f710a70ef5d11"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a72b58cb2de72f299949f710a70ef5d11">shutdown</a> ()</td></tr>
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<tr class="memitem:a1a95d7f09eb80442a8099663dfb92628"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a1a95d7f09eb80442a8099663dfb92628">runTest</a> ()=0</td></tr>
<tr class="memdesc:a1a95d7f09eb80442a8099663dfb92628"><td class="mdescLeft">&#160;</td><td class="mdescRight">Implement this method in your subclass to actually run your tests.  <a href="#a1a95d7f09eb80442a8099663dfb92628">More...</a><br /></td></tr>
<tr class="separator:a1a95d7f09eb80442a8099663dfb92628"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="memdesc:ae21d8c58358819742f379706b6b34753"><td class="mdescLeft">&#160;</td><td class="mdescRight">Tells the system that a new subsection of tests is beginning.  <a href="#ae21d8c58358819742f379706b6b34753">More...</a><br /></td></tr>
<tr class="separator:ae21d8c58358819742f379706b6b34753"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="memdesc:a83e2912ee18731e0bfaf1c21a50b1131"><td class="mdescLeft">&#160;</td><td class="mdescRight">Checks that the result of a test is true, and logs this result.  <a href="#a83e2912ee18731e0bfaf1c21a50b1131">More...</a><br /></td></tr>
<tr class="separator:a83e2912ee18731e0bfaf1c21a50b1131"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a580cd21eec8cae621eceb531eec711d3"><td class="memTemplParams" colspan="2">template&lt;class ValueType &gt; </td></tr>
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<tr class="memdesc:a580cd21eec8cae621eceb531eec711d3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compares a value to an expected value.  <a href="#a580cd21eec8cae621eceb531eec711d3">More...</a><br /></td></tr>
<tr class="separator:a580cd21eec8cae621eceb531eec711d3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a88277b29ca7179e4da719098c43d08c9"><td class="memTemplParams" colspan="2">template&lt;class ValueType &gt; </td></tr>
<tr class="memitem:a88277b29ca7179e4da719098c43d08c9"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a88277b29ca7179e4da719098c43d08c9">expectNotEquals</a> (ValueType value, ValueType valueToCompareTo, <a class="el" href="classString.html">String</a> failureMessage=<a class="el" href="classString.html">String</a>())</td></tr>
<tr class="memdesc:a88277b29ca7179e4da719098c43d08c9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Checks whether a value is not equal to a comparison value.  <a href="#a88277b29ca7179e4da719098c43d08c9">More...</a><br /></td></tr>
<tr class="separator:a88277b29ca7179e4da719098c43d08c9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aef466ffd07c2677e636e2c0292605f62"><td class="memTemplParams" colspan="2">template&lt;class ValueType &gt; </td></tr>
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<tr class="memdesc:aef466ffd07c2677e636e2c0292605f62"><td class="mdescLeft">&#160;</td><td class="mdescRight">Checks whether a value is greater than a comparison value.  <a href="#aef466ffd07c2677e636e2c0292605f62">More...</a><br /></td></tr>
<tr class="separator:aef466ffd07c2677e636e2c0292605f62"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac1fd4a33b1ca2db3a32a05d739087879"><td class="memTemplParams" colspan="2">template&lt;class ValueType &gt; </td></tr>
<tr class="memitem:ac1fd4a33b1ca2db3a32a05d739087879"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classUnitTest.html#ac1fd4a33b1ca2db3a32a05d739087879">expectLessThan</a> (ValueType value, ValueType valueToCompareTo, <a class="el" href="classString.html">String</a> failureMessage=<a class="el" href="classString.html">String</a>())</td></tr>
<tr class="memdesc:ac1fd4a33b1ca2db3a32a05d739087879"><td class="mdescLeft">&#160;</td><td class="mdescRight">Checks whether a value is less than a comparison value.  <a href="#ac1fd4a33b1ca2db3a32a05d739087879">More...</a><br /></td></tr>
<tr class="separator:ac1fd4a33b1ca2db3a32a05d739087879"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0744ec69e299f5ff9ab5e881446eaf94"><td class="memTemplParams" colspan="2">template&lt;class ValueType &gt; </td></tr>
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<tr class="memdesc:a0744ec69e299f5ff9ab5e881446eaf94"><td class="mdescLeft">&#160;</td><td class="mdescRight">Checks whether a value is greater or equal to a comparison value.  <a href="#a0744ec69e299f5ff9ab5e881446eaf94">More...</a><br /></td></tr>
<tr class="separator:a0744ec69e299f5ff9ab5e881446eaf94"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8a149547bc7180b943d1f8379e1d834d"><td class="memTemplParams" colspan="2">template&lt;class ValueType &gt; </td></tr>
<tr class="memitem:a8a149547bc7180b943d1f8379e1d834d"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a8a149547bc7180b943d1f8379e1d834d">expectLessOrEqual</a> (ValueType value, ValueType valueToCompareTo, <a class="el" href="classString.html">String</a> failureMessage=<a class="el" href="classString.html">String</a>())</td></tr>
<tr class="memdesc:a8a149547bc7180b943d1f8379e1d834d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Checks whether a value is less or equal to a comparison value.  <a href="#a8a149547bc7180b943d1f8379e1d834d">More...</a><br /></td></tr>
<tr class="separator:a8a149547bc7180b943d1f8379e1d834d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a53c512c74a94c08ab8d465848bbba2a2"><td class="memTemplParams" colspan="2">template&lt;class ValueType &gt; </td></tr>
<tr class="memitem:a53c512c74a94c08ab8d465848bbba2a2"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a53c512c74a94c08ab8d465848bbba2a2">expectWithinAbsoluteError</a> (ValueType actual, ValueType expected, ValueType maxAbsoluteError, <a class="el" href="classString.html">String</a> failureMessage=<a class="el" href="classString.html">String</a>())</td></tr>
<tr class="memdesc:a53c512c74a94c08ab8d465848bbba2a2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Computes the difference between a value and a comparison value, and if it is larger than a specified maximum value, prints out a message containing the actual and comparison values and the maximum allowed error.  <a href="#a53c512c74a94c08ab8d465848bbba2a2">More...</a><br /></td></tr>
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<tr class="memitem:a1c91c1b7758fffd3536042238f00005b"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a1c91c1b7758fffd3536042238f00005b">logMessage</a> (const <a class="el" href="classString.html">String</a> &amp;message)</td></tr>
<tr class="memdesc:a1c91c1b7758fffd3536042238f00005b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Writes a message to the test log.  <a href="#a1c91c1b7758fffd3536042238f00005b">More...</a><br /></td></tr>
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<tr class="memitem:ada7833a473d2c8fe2a821ce3c3de7130"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classRandom.html">Random</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#ada7833a473d2c8fe2a821ce3c3de7130">getRandom</a> () const</td></tr>
<tr class="memdesc:ada7833a473d2c8fe2a821ce3c3de7130"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns a shared RNG that all unit tests should use.  <a href="#ada7833a473d2c8fe2a821ce3c3de7130">More...</a><br /></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:a2e5b516d7976360c375e5c870e52798f"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classArray.html">Array</a>&lt; <a class="el" href="classUnitTest.html">UnitTest</a> * &gt; &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classUnitTest.html#a2e5b516d7976360c375e5c870e52798f">getAllTests</a> ()</td></tr>
<tr class="memdesc:a2e5b516d7976360c375e5c870e52798f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the set of all <a class="el" href="classUnitTest.html" title="This is a base class for classes that perform a unit test. ">UnitTest</a> objects that currently exist.  <a href="#a2e5b516d7976360c375e5c870e52798f">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>This is a base class for classes that perform a unit test. </p>
<p>To write a test using this class, your code should look something like this:</p>
<div class="fragment"><div class="line"><span class="keyword">class </span>MyTest  : <span class="keyword">public</span> <a class="code" href="classUnitTest.html">UnitTest</a></div><div class="line">{</div><div class="line"><span class="keyword">public</span>:</div><div class="line">    MyTest()  : <a class="code" href="classUnitTest.html">UnitTest</a> (<span class="stringliteral">&quot;Foobar testing&quot;</span>) {}</div><div class="line"></div><div class="line">    <span class="keywordtype">void</span> <a class="code" href="classUnitTest.html#a1a95d7f09eb80442a8099663dfb92628">runTest</a>()<span class="keyword"> override</span></div><div class="line"><span class="keyword">    </span>{</div><div class="line">        <a class="code" href="classUnitTest.html#ae21d8c58358819742f379706b6b34753">beginTest</a> (<span class="stringliteral">&quot;Part 1&quot;</span>);</div><div class="line"></div><div class="line">        <a class="code" href="classUnitTest.html#a83e2912ee18731e0bfaf1c21a50b1131">expect</a> (myFoobar.doesSomething());</div><div class="line">        <a class="code" href="classUnitTest.html#a83e2912ee18731e0bfaf1c21a50b1131">expect</a> (myFoobar.doesSomethingElse());</div><div class="line"></div><div class="line">        <a class="code" href="classUnitTest.html#ae21d8c58358819742f379706b6b34753">beginTest</a> (<span class="stringliteral">&quot;Part 2&quot;</span>);</div><div class="line"></div><div class="line">        <a class="code" href="classUnitTest.html#a83e2912ee18731e0bfaf1c21a50b1131">expect</a> (myOtherFoobar.doesSomething());</div><div class="line">        <a class="code" href="classUnitTest.html#a83e2912ee18731e0bfaf1c21a50b1131">expect</a> (myOtherFoobar.doesSomethingElse());</div><div class="line"></div><div class="line">        ...etc..</div><div class="line">    }</div><div class="line">};</div><div class="line"></div><div class="line"><span class="comment">// Creating a static instance will automatically add the instance to the array</span></div><div class="line"><span class="comment">// returned by UnitTest::getAllTests(), so the test will be included when you call</span></div><div class="line"><span class="comment">// UnitTestRunner::runAllTests()</span></div><div class="line"><span class="keyword">static</span> MyTest test;</div></div><!-- fragment --><p>To run a test, use the <a class="el" href="classUnitTestRunner.html" title="Runs a set of unit tests. ">UnitTestRunner</a> class.</p>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="classUnitTestRunner.html" title="Runs a set of unit tests. ">UnitTestRunner</a> </dd></dl>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a3fb00e56f1df45efabba981f84e5a578">&sect;&nbsp;</a></span>UnitTest()</h2>

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<p>Creates a test with the given name. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a5a57054084ce200e1e92ff3eecc8420a">&sect;&nbsp;</a></span>~UnitTest()</h2>

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<p>Destructor. </p>

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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a2a670b333cacbe8056ebb64881009d86">&sect;&nbsp;</a></span>getName()</h2>

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<p>Returns the name of the test. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a45ac76c71297c8d336e1503515e34232">&sect;&nbsp;</a></span>performTest()</h2>

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<p>Runs the test, using the specified <a class="el" href="classUnitTestRunner.html" title="Runs a set of unit tests. ">UnitTestRunner</a>. </p>
<p>You shouldn't need to call this method directly - use <a class="el" href="classUnitTestRunner.html#aa8f05857f111627b6b2d80a5816417b1" title="Runs a set of tests. ">UnitTestRunner::runTests()</a> instead. </p>

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<p>Returns the set of all <a class="el" href="classUnitTest.html" title="This is a base class for classes that perform a unit test. ">UnitTest</a> objects that currently exist. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ade18a56bfb0df028c03c21c158eb80d7">&sect;&nbsp;</a></span>initialise()</h2>

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<p>You can optionally implement this method to set up your test. </p>
<p>This method will be called before <a class="el" href="classUnitTest.html#a1a95d7f09eb80442a8099663dfb92628" title="Implement this method in your subclass to actually run your tests. ">runTest()</a>. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a72b58cb2de72f299949f710a70ef5d11">&sect;&nbsp;</a></span>shutdown()</h2>

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<p>You can optionally implement this method to clear up after your test has been run. </p>
<p>This method will be called after <a class="el" href="classUnitTest.html#a1a95d7f09eb80442a8099663dfb92628" title="Implement this method in your subclass to actually run your tests. ">runTest()</a> has returned. </p>

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<p>Implement this method in your subclass to actually run your tests. </p>
<p>The content of your implementation should call <a class="el" href="classUnitTest.html#ae21d8c58358819742f379706b6b34753" title="Tells the system that a new subsection of tests is beginning. ">beginTest()</a> and <a class="el" href="classUnitTest.html#a83e2912ee18731e0bfaf1c21a50b1131" title="Checks that the result of a test is true, and logs this result. ">expect()</a> to perform the tests. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ae21d8c58358819742f379706b6b34753">&sect;&nbsp;</a></span>beginTest()</h2>

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<p>Tells the system that a new subsection of tests is beginning. </p>
<p>This should be called from your <a class="el" href="classUnitTest.html#a1a95d7f09eb80442a8099663dfb92628" title="Implement this method in your subclass to actually run your tests. ">runTest()</a> method, and may be called as many times as you like, to demarcate different sets of tests. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a83e2912ee18731e0bfaf1c21a50b1131">&sect;&nbsp;</a></span>expect()</h2>

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<p>Checks that the result of a test is true, and logs this result. </p>
<p>In your <a class="el" href="classUnitTest.html#a1a95d7f09eb80442a8099663dfb92628" title="Implement this method in your subclass to actually run your tests. ">runTest()</a> method, you should call this method for each condition that you want to check, e.g.</p>
<div class="fragment"><div class="line"><span class="keywordtype">void</span> <a class="code" href="classUnitTest.html#a1a95d7f09eb80442a8099663dfb92628">runTest</a>()</div><div class="line">{</div><div class="line">    <a class="code" href="classUnitTest.html#ae21d8c58358819742f379706b6b34753">beginTest</a> (<span class="stringliteral">&quot;basic tests&quot;</span>);</div><div class="line">    <a class="code" href="classUnitTest.html#a83e2912ee18731e0bfaf1c21a50b1131">expect</a> (x + y == 2);</div><div class="line">    <a class="code" href="classUnitTest.html#a83e2912ee18731e0bfaf1c21a50b1131">expect</a> (getThing() == someThing);</div><div class="line">    ...etc...</div><div class="line">}</div></div><!-- fragment --><p>If testResult is true, a pass is logged; if it's false, a failure is logged. If the failure message is specified, it will be written to the log if the test fails. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a580cd21eec8cae621eceb531eec711d3">&sect;&nbsp;</a></span>expectEquals()</h2>

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<p>Compares a value to an expected value. </p>
<p>If they are not equal, prints out a message containing the expected and actual values. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a88277b29ca7179e4da719098c43d08c9">&sect;&nbsp;</a></span>expectNotEquals()</h2>

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<p>Checks whether a value is not equal to a comparison value. </p>
<p>If this check fails, prints out a message containing the actual and comparison values. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#aef466ffd07c2677e636e2c0292605f62">&sect;&nbsp;</a></span>expectGreaterThan()</h2>

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<p>Checks whether a value is greater than a comparison value. </p>
<p>If this check fails, prints out a message containing the actual and comparison values. </p>

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<p>Checks whether a value is less than a comparison value. </p>
<p>If this check fails, prints out a message containing the actual and comparison values. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a0744ec69e299f5ff9ab5e881446eaf94">&sect;&nbsp;</a></span>expectGreaterOrEqual()</h2>

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<p>Checks whether a value is greater or equal to a comparison value. </p>
<p>If this check fails, prints out a message containing the actual and comparison values. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a8a149547bc7180b943d1f8379e1d834d">&sect;&nbsp;</a></span>expectLessOrEqual()</h2>

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<p>Checks whether a value is less or equal to a comparison value. </p>
<p>If this check fails, prints out a message containing the actual and comparison values. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a53c512c74a94c08ab8d465848bbba2a2">&sect;&nbsp;</a></span>expectWithinAbsoluteError()</h2>

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<p>Computes the difference between a value and a comparison value, and if it is larger than a specified maximum value, prints out a message containing the actual and comparison values and the maximum allowed error. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a1c91c1b7758fffd3536042238f00005b">&sect;&nbsp;</a></span>logMessage()</h2>

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          <td class="memname">void UnitTest::logMessage </td>
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<p>Writes a message to the test log. </p>
<p>This can only be called from within your <a class="el" href="classUnitTest.html#a1a95d7f09eb80442a8099663dfb92628" title="Implement this method in your subclass to actually run your tests. ">runTest()</a> method. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ada7833a473d2c8fe2a821ce3c3de7130">&sect;&nbsp;</a></span>getRandom()</h2>

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          <td class="memname"><a class="el" href="classRandom.html">Random</a> UnitTest::getRandom </td>
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<p>Returns a shared RNG that all unit tests should use. </p>
<p>If a test needs random numbers, it's important that when an error is found, the exact circumstances can be re-created in order to re-test the problem, by repeating the test with the same random seed value. To make this possible, the <a class="el" href="classUnitTestRunner.html" title="Runs a set of unit tests. ">UnitTestRunner</a> class creates a master seed value for the run, writes this number to the log, and then this method returns a <a class="el" href="classRandom.html" title="A random number generator. ">Random</a> object based on that seed. All tests should only use this method to create any <a class="el" href="classRandom.html" title="A random number generator. ">Random</a> objects that they need.</p>
<p>Note that this method will return an identical object each time it's called for a given run, so if you need several different <a class="el" href="classRandom.html" title="A random number generator. ">Random</a> objects, the best way to do that is to call <a class="el" href="classRandom.html#af8a7c8f1f8aa96b761c441f34382cd4a" title="Merges this object&#39;s seed with another value. ">Random::combineSeed()</a> on the result to permute it with a constant value. </p>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="juce__UnitTest_8h.html">juce_UnitTest.h</a></li>
</ul>
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