<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<!-- Generated by HsColour, http://www.cs.york.ac.uk/fp/darcs/hscolour/ -->
<title>Test/QuickCheck/State.hs</title>
<link type='text/css' rel='stylesheet' href='hscolour.css' />
</head>
<body>
<pre><a name="line-1"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>QuickCheck</span><span class='hs-varop'>.</span><span class='hs-conid'>State</span> <span class='hs-keyword'>where</span>
<a name="line-2"></a>
<a name="line-3"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>QuickCheck</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-4"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Random</span><span class='hs-layout'>(</span> <span class='hs-conid'>StdGen</span> <span class='hs-layout'>)</span>
<a name="line-5"></a>
<a name="line-6"></a><span class='hs-comment'>--------------------------------------------------------------------------</span>
<a name="line-7"></a><span class='hs-comment'>-- State</span>
<a name="line-8"></a>
<a name="line-9"></a><a name="State"></a><span class='hs-comment'>-- | State represents QuickCheck's internal state while testing a property.</span>
<a name="line-10"></a><a name="State"></a><span class='hs-comment'>-- | The state is made visible to callback functions.</span>
<a name="line-11"></a><a name="State"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>State</span>
<a name="line-12"></a> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>MkState</span>
<a name="line-13"></a> <span class='hs-comment'>-- static</span>
<a name="line-14"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>terminal</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Terminal</span> <span class='hs-comment'>-- ^ the current terminal</span>
<a name="line-15"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>maxSuccessTests</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ maximum number of successful tests needed</span>
<a name="line-16"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>maxDiscardedTests</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ maximum number of tests that can be discarded</span>
<a name="line-17"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>computeSize</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ how to compute the size of test cases from</span>
<a name="line-18"></a> <span class='hs-comment'>-- #tests and #discarded tests</span>
<a name="line-19"></a>
<a name="line-20"></a> <span class='hs-comment'>-- dynamic</span>
<a name="line-21"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>numSuccessTests</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ the current number of tests that have succeeded</span>
<a name="line-22"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>numDiscardedTests</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ the current number of discarded tests</span>
<a name="line-23"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>collected</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span><span class='hs-conid'>Int</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ all labels that have been collected so far</span>
<a name="line-24"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>expectedFailure</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ indicates if the property is expected to fail</span>
<a name="line-25"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>randomSeed</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>StdGen</span> <span class='hs-comment'>-- ^ the current random seed</span>
<a name="line-26"></a>
<a name="line-27"></a> <span class='hs-comment'>-- shrinking</span>
<a name="line-28"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>numSuccessShrinks</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ number of successful shrinking steps so far</span>
<a name="line-29"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>numTryShrinks</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ number of failed shrinking steps since the last successful shrink</span>
<a name="line-30"></a> <span class='hs-layout'>}</span>
<a name="line-31"></a>
<a name="line-32"></a><span class='hs-comment'>--------------------------------------------------------------------------</span>
<a name="line-33"></a><span class='hs-comment'>-- the end.</span>
</pre></body>
</html>
