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<pre><a name="line-1"></a><span class='hs-comment'>-- | This module allows to use QuickCheck properties in tasty.</span>
<a name="line-2"></a><span class='hs-comment'>{-# LANGUAGE CPP, GeneralizedNewtypeDeriving, DeriveDataTypeable #-}</span>
<a name="line-3"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>Tasty</span><span class='hs-varop'>.</span><span class='hs-conid'>QuickCheck</span>
<a name="line-4"></a> <span class='hs-layout'>(</span> <span class='hs-varid'>testProperty</span>
<a name="line-5"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>QuickCheckTests</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-6"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>QuickCheckReplay</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-7"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>QuickCheckShowReplay</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-8"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>QuickCheckMaxSize</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-9"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>QuickCheckMaxRatio</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-10"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>QuickCheckVerbose</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-11"></a> <span class='hs-layout'>,</span> <span class='hs-keyword'>module</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>QuickCheck</span>
<a name="line-12"></a> <span class='hs-comment'>-- * Internal</span>
<a name="line-13"></a> <span class='hs-comment'>-- | This is exposed for testing purposes and not considered as a part</span>
<a name="line-14"></a> <span class='hs-comment'>-- of the public API.</span>
<a name="line-15"></a> <span class='hs-comment'>-- You probably shouldn't need it.</span>
<a name="line-16"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>QC</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-17"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-18"></a>
<a name="line-19"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>Tasty</span><span class='hs-varop'>.</span><span class='hs-conid'>Providers</span>
<a name="line-20"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>Tasty</span><span class='hs-varop'>.</span><span class='hs-conid'>Options</span>
<a name="line-21"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>QuickCheck</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>QC</span>
<a name="line-22"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>Tasty</span><span class='hs-varop'>.</span><span class='hs-conid'>Runners</span> <span class='hs-layout'>(</span><span class='hs-varid'>formatMessage</span><span class='hs-layout'>)</span>
<a name="line-23"></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-varid'>hiding</span> <span class='hs-comment'>-- for re-export</span>
<a name="line-24"></a> <span class='hs-layout'>(</span> <span class='hs-varid'>quickCheck</span>
<a name="line-25"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Args</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-26"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Result</span>
<a name="line-27"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>stdArgs</span>
<a name="line-28"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>quickCheckWith</span>
<a name="line-29"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>quickCheckWithResult</span>
<a name="line-30"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>quickCheckResult</span>
<a name="line-31"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>verboseCheck</span>
<a name="line-32"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>verboseCheckWith</span>
<a name="line-33"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>verboseCheckWithResult</span>
<a name="line-34"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>verboseCheckResult</span>
<a name="line-35"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>verbose</span>
<a name="line-36"></a> <span class='hs-layout'>)</span>
<a name="line-37"></a>
<a name="line-38"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Typeable</span>
<a name="line-39"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Proxy</span>
<a name="line-40"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>List</span>
<a name="line-41"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Printf</span>
<a name="line-42"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Applicative</span>
<a name="line-43"></a>
<a name="line-44"></a><span class='hs-cpp'>#if MIN_VERSION_QuickCheck(2,7,0)</span>
<a name="line-45"></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'>Random</span> <span class='hs-layout'>(</span><span class='hs-conid'>QCGen</span><span class='hs-layout'>)</span>
<a name="line-46"></a><span class='hs-cpp'>#else</span>
<a name="line-47"></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-48"></a><span class='hs-cpp'>#endif</span>
<a name="line-49"></a>
<a name="line-50"></a><a name="QC"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>QC</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QC</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-conid'>Property</span>
<a name="line-51"></a> <span class='hs-keyword'>deriving</span> <span class='hs-conid'>Typeable</span>
<a name="line-52"></a>
<a name="line-53"></a><a name="testProperty"></a><span class='hs-comment'>-- | Create a 'Test' for a QuickCheck 'QC.Testable' property</span>
<a name="line-54"></a><span class='hs-definition'>testProperty</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-conid'>Testable</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>TestName</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>TestTree</span>
<a name="line-55"></a><span class='hs-definition'>testProperty</span> <span class='hs-varid'>name</span> <span class='hs-varid'>prop</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>singleTest</span> <span class='hs-varid'>name</span> <span class='hs-varop'>$</span> <span class='hs-conid'>QC</span> <span class='hs-varop'>$</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>property</span> <span class='hs-varid'>prop</span>
<a name="line-56"></a>
<a name="line-57"></a><a name="QuickCheckTests"></a><span class='hs-comment'>-- | Number of test cases for QuickCheck to generate</span>
<a name="line-58"></a><a name="QuickCheckTests"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>QuickCheckTests</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckTests</span> <span class='hs-conid'>Int</span>
<a name="line-59"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Num</span><span class='hs-layout'>,</span> <span class='hs-conid'>Ord</span><span class='hs-layout'>,</span> <span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Real</span><span class='hs-layout'>,</span> <span class='hs-conid'>Enum</span><span class='hs-layout'>,</span> <span class='hs-conid'>Integral</span><span class='hs-layout'>,</span> <span class='hs-conid'>Typeable</span><span class='hs-layout'>)</span>
<a name="line-60"></a>
<a name="line-61"></a><span class='hs-comment'>-- | Replay a previous test using a replay token</span>
<a name="line-62"></a><span class='hs-cpp'>#if MIN_VERSION_QuickCheck(2,7,0)</span>
<a name="line-63"></a><a name="QuickCheckReplay"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>QuickCheckReplay</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckReplay</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>QCGen</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-64"></a><span class='hs-cpp'>#else</span>
<a name="line-65"></a><a name="QuickCheckReplay"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>QuickCheckReplay</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckReplay</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>StdGen</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-66"></a><span class='hs-cpp'>#endif</span>
<a name="line-67"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Typeable</span><span class='hs-layout'>)</span>
<a name="line-68"></a>
<a name="line-69"></a><a name="QuickCheckShowReplay"></a><span class='hs-comment'>-- | If a test case fails unexpectedly, show the replay token</span>
<a name="line-70"></a><a name="QuickCheckShowReplay"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>QuickCheckShowReplay</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckShowReplay</span> <span class='hs-conid'>Bool</span>
<a name="line-71"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Typeable</span><span class='hs-layout'>)</span>
<a name="line-72"></a>
<a name="line-73"></a><a name="QuickCheckMaxSize"></a><span class='hs-comment'>-- | Size of the biggest test cases</span>
<a name="line-74"></a><a name="QuickCheckMaxSize"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>QuickCheckMaxSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckMaxSize</span> <span class='hs-conid'>Int</span>
<a name="line-75"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Num</span><span class='hs-layout'>,</span> <span class='hs-conid'>Ord</span><span class='hs-layout'>,</span> <span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Real</span><span class='hs-layout'>,</span> <span class='hs-conid'>Enum</span><span class='hs-layout'>,</span> <span class='hs-conid'>Integral</span><span class='hs-layout'>,</span> <span class='hs-conid'>Typeable</span><span class='hs-layout'>)</span>
<a name="line-76"></a>
<a name="line-77"></a><a name="QuickCheckMaxRatio"></a><span class='hs-comment'>-- | Maximum number of of discarded tests per successful test before giving up.</span>
<a name="line-78"></a><a name="QuickCheckMaxRatio"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>QuickCheckMaxRatio</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckMaxRatio</span> <span class='hs-conid'>Int</span>
<a name="line-79"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Num</span><span class='hs-layout'>,</span> <span class='hs-conid'>Ord</span><span class='hs-layout'>,</span> <span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Real</span><span class='hs-layout'>,</span> <span class='hs-conid'>Enum</span><span class='hs-layout'>,</span> <span class='hs-conid'>Integral</span><span class='hs-layout'>,</span> <span class='hs-conid'>Typeable</span><span class='hs-layout'>)</span>
<a name="line-80"></a>
<a name="line-81"></a><a name="QuickCheckVerbose"></a><span class='hs-comment'>-- | Show the test cases that QuickCheck generates</span>
<a name="line-82"></a><a name="QuickCheckVerbose"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>QuickCheckVerbose</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckVerbose</span> <span class='hs-conid'>Bool</span>
<a name="line-83"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Typeable</span><span class='hs-layout'>)</span>
<a name="line-84"></a>
<a name="line-85"></a><a name="instance%20IsOption%20QuickCheckTests"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>IsOption</span> <span class='hs-conid'>QuickCheckTests</span> <span class='hs-keyword'>where</span>
<a name="line-86"></a> <span class='hs-varid'>defaultValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>100</span>
<a name="line-87"></a> <span class='hs-varid'>parseValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-conid'>QuickCheckTests</span> <span class='hs-varop'>.</span> <span class='hs-varid'>safeRead</span>
<a name="line-88"></a> <span class='hs-varid'>optionName</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"quickcheck-tests"</span>
<a name="line-89"></a> <span class='hs-varid'>optionHelp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"Number of test cases for QuickCheck to generate"</span>
<a name="line-90"></a>
<a name="line-91"></a><a name="instance%20IsOption%20QuickCheckReplay"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>IsOption</span> <span class='hs-conid'>QuickCheckReplay</span> <span class='hs-keyword'>where</span>
<a name="line-92"></a> <span class='hs-varid'>defaultValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckReplay</span> <span class='hs-conid'>Nothing</span>
<a name="line-93"></a> <span class='hs-varid'>parseValue</span> <span class='hs-varid'>v</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckReplay</span> <span class='hs-varop'>.</span> <span class='hs-conid'>Just</span> <span class='hs-varop'><$></span> <span class='hs-varid'>replay</span>
<a name="line-94"></a> <span class='hs-comment'>-- Reads a replay token in the form "{size} {seed}"</span>
<a name="line-95"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>replay</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>(,)</span> <span class='hs-varop'><$></span> <span class='hs-varid'>safeRead</span> <span class='hs-layout'>(</span><span class='hs-varid'>intercalate</span> <span class='hs-str'>" "</span> <span class='hs-varid'>seed</span><span class='hs-layout'>)</span> <span class='hs-varop'><*></span> <span class='hs-varid'>safeRead</span> <span class='hs-layout'>(</span><span class='hs-varid'>concat</span> <span class='hs-varid'>size</span><span class='hs-layout'>)</span>
<a name="line-96"></a> <span class='hs-layout'>(</span><span class='hs-varid'>size</span><span class='hs-layout'>,</span> <span class='hs-varid'>seed</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>splitAt</span> <span class='hs-num'>1</span> <span class='hs-varop'>$</span> <span class='hs-varid'>words</span> <span class='hs-varid'>v</span>
<a name="line-97"></a> <span class='hs-varid'>optionName</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"quickcheck-replay"</span>
<a name="line-98"></a> <span class='hs-varid'>optionHelp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"Replay token to use for replaying a previous test run"</span>
<a name="line-99"></a>
<a name="line-100"></a><a name="instance%20IsOption%20QuickCheckShowReplay"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>IsOption</span> <span class='hs-conid'>QuickCheckShowReplay</span> <span class='hs-keyword'>where</span>
<a name="line-101"></a> <span class='hs-varid'>defaultValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckShowReplay</span> <span class='hs-conid'>True</span>
<a name="line-102"></a> <span class='hs-varid'>parseValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-conid'>QuickCheckShowReplay</span> <span class='hs-varop'>.</span> <span class='hs-varid'>safeRead</span>
<a name="line-103"></a> <span class='hs-varid'>optionName</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"quickcheck-show-replay"</span>
<a name="line-104"></a> <span class='hs-varid'>optionHelp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"Show a replay token for replaying tests"</span>
<a name="line-105"></a>
<a name="line-106"></a><a name="instance%20IsOption%20QuickCheckMaxSize"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>IsOption</span> <span class='hs-conid'>QuickCheckMaxSize</span> <span class='hs-keyword'>where</span>
<a name="line-107"></a> <span class='hs-varid'>defaultValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>maxSize</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>stdArgs</span>
<a name="line-108"></a> <span class='hs-varid'>parseValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-conid'>QuickCheckMaxSize</span> <span class='hs-varop'>.</span> <span class='hs-varid'>safeRead</span>
<a name="line-109"></a> <span class='hs-varid'>optionName</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"quickcheck-max-size"</span>
<a name="line-110"></a> <span class='hs-varid'>optionHelp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"Size of the biggest test cases quickcheck generates"</span>
<a name="line-111"></a>
<a name="line-112"></a><a name="instance%20IsOption%20QuickCheckMaxRatio"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>IsOption</span> <span class='hs-conid'>QuickCheckMaxRatio</span> <span class='hs-keyword'>where</span>
<a name="line-113"></a> <span class='hs-varid'>defaultValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>maxDiscardRatio</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>stdArgs</span>
<a name="line-114"></a> <span class='hs-varid'>parseValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-conid'>QuickCheckMaxRatio</span> <span class='hs-varop'>.</span> <span class='hs-varid'>safeRead</span>
<a name="line-115"></a> <span class='hs-varid'>optionName</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"quickcheck-max-ratio"</span>
<a name="line-116"></a> <span class='hs-varid'>optionHelp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"Maximum number of discared tests per successful test before giving up"</span>
<a name="line-117"></a>
<a name="line-118"></a><a name="instance%20IsOption%20QuickCheckVerbose"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>IsOption</span> <span class='hs-conid'>QuickCheckVerbose</span> <span class='hs-keyword'>where</span>
<a name="line-119"></a> <span class='hs-varid'>defaultValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QuickCheckVerbose</span> <span class='hs-conid'>False</span>
<a name="line-120"></a> <span class='hs-varid'>parseValue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-conid'>QuickCheckVerbose</span> <span class='hs-varop'>.</span> <span class='hs-varid'>safeRead</span>
<a name="line-121"></a> <span class='hs-varid'>optionName</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"quickcheck-verbose"</span>
<a name="line-122"></a> <span class='hs-varid'>optionHelp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>"Show the generated test cases"</span>
<a name="line-123"></a> <span class='hs-varid'>optionCLParser</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>flagCLParser</span> <span class='hs-conid'>Nothing</span> <span class='hs-layout'>(</span><span class='hs-conid'>QuickCheckVerbose</span> <span class='hs-conid'>True</span><span class='hs-layout'>)</span>
<a name="line-124"></a>
<a name="line-125"></a><a name="instance%20IsTest%20QC"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>IsTest</span> <span class='hs-conid'>QC</span> <span class='hs-keyword'>where</span>
<a name="line-126"></a> <span class='hs-varid'>testOptions</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span>
<a name="line-127"></a> <span class='hs-keyglyph'>[</span> <span class='hs-conid'>Option</span> <span class='hs-layout'>(</span><span class='hs-conid'>Proxy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Proxy</span> <span class='hs-conid'>QuickCheckTests</span><span class='hs-layout'>)</span>
<a name="line-128"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-layout'>(</span><span class='hs-conid'>Proxy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Proxy</span> <span class='hs-conid'>QuickCheckReplay</span><span class='hs-layout'>)</span>
<a name="line-129"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-layout'>(</span><span class='hs-conid'>Proxy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Proxy</span> <span class='hs-conid'>QuickCheckShowReplay</span><span class='hs-layout'>)</span>
<a name="line-130"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-layout'>(</span><span class='hs-conid'>Proxy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Proxy</span> <span class='hs-conid'>QuickCheckMaxSize</span><span class='hs-layout'>)</span>
<a name="line-131"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-layout'>(</span><span class='hs-conid'>Proxy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Proxy</span> <span class='hs-conid'>QuickCheckMaxRatio</span><span class='hs-layout'>)</span>
<a name="line-132"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-layout'>(</span><span class='hs-conid'>Proxy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Proxy</span> <span class='hs-conid'>QuickCheckVerbose</span><span class='hs-layout'>)</span>
<a name="line-133"></a> <span class='hs-keyglyph'>]</span>
<a name="line-134"></a>
<a name="line-135"></a> <span class='hs-varid'>run</span> <span class='hs-varid'>opts</span> <span class='hs-layout'>(</span><span class='hs-conid'>QC</span> <span class='hs-varid'>prop</span><span class='hs-layout'>)</span> <span class='hs-varid'>yieldProgress</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-136"></a> <span class='hs-keyword'>let</span>
<a name="line-137"></a> <span class='hs-conid'>QuickCheckTests</span> <span class='hs-varid'>nTests</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lookupOption</span> <span class='hs-varid'>opts</span>
<a name="line-138"></a> <span class='hs-conid'>QuickCheckReplay</span> <span class='hs-varid'>replay</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lookupOption</span> <span class='hs-varid'>opts</span>
<a name="line-139"></a> <span class='hs-conid'>QuickCheckShowReplay</span> <span class='hs-varid'>showReplay</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lookupOption</span> <span class='hs-varid'>opts</span>
<a name="line-140"></a> <span class='hs-conid'>QuickCheckMaxSize</span> <span class='hs-varid'>maxSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lookupOption</span> <span class='hs-varid'>opts</span>
<a name="line-141"></a> <span class='hs-conid'>QuickCheckMaxRatio</span> <span class='hs-varid'>maxRatio</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lookupOption</span> <span class='hs-varid'>opts</span>
<a name="line-142"></a> <span class='hs-conid'>QuickCheckVerbose</span> <span class='hs-varid'>verbose</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lookupOption</span> <span class='hs-varid'>opts</span>
<a name="line-143"></a> <span class='hs-varid'>args</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>stdArgs</span> <span class='hs-layout'>{</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>chatty</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span><span class='hs-layout'>,</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>maxSuccess</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>nTests</span><span class='hs-layout'>,</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>maxSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>maxSize</span><span class='hs-layout'>,</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>replay</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>replay</span><span class='hs-layout'>,</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>maxDiscardRatio</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>maxRatio</span><span class='hs-layout'>}</span>
<a name="line-144"></a> <span class='hs-varid'>testRunner</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>verbose</span>
<a name="line-145"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>verboseCheckWithResult</span>
<a name="line-146"></a> <span class='hs-keyword'>else</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>quickCheckWithResult</span>
<a name="line-147"></a> <span class='hs-varid'>r</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>testRunner</span> <span class='hs-varid'>args</span> <span class='hs-varid'>prop</span>
<a name="line-148"></a>
<a name="line-149"></a> <span class='hs-varid'>qcOutput</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>formatMessage</span> <span class='hs-varop'>$</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>output</span> <span class='hs-varid'>r</span>
<a name="line-150"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>qcOutputNl</span> <span class='hs-keyglyph'>=</span>
<a name="line-151"></a> <span class='hs-keyword'>if</span> <span class='hs-str'>"\n"</span> <span class='hs-varop'>`isSuffixOf`</span> <span class='hs-varid'>qcOutput</span>
<a name="line-152"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>qcOutput</span>
<a name="line-153"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>qcOutput</span> <span class='hs-varop'>++</span> <span class='hs-str'>"\n"</span>
<a name="line-154"></a>
<a name="line-155"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span>
<a name="line-156"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>successful</span> <span class='hs-varid'>r</span> <span class='hs-keyword'>then</span> <span class='hs-varid'>testPassed</span> <span class='hs-keyword'>else</span> <span class='hs-varid'>testFailed</span><span class='hs-layout'>)</span>
<a name="line-157"></a> <span class='hs-layout'>(</span><span class='hs-varid'>qcOutputNl</span> <span class='hs-varop'>++</span>
<a name="line-158"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>showReplay</span> <span class='hs-keyword'>then</span> <span class='hs-varid'>reproduceMsg</span> <span class='hs-varid'>r</span> <span class='hs-keyword'>else</span> <span class='hs-str'>""</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-159"></a>
<a name="line-160"></a><a name="successful"></a><span class='hs-definition'>successful</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-conid'>Result</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span>
<a name="line-161"></a><span class='hs-definition'>successful</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>=</span>
<a name="line-162"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>r</span> <span class='hs-keyword'>of</span>
<a name="line-163"></a> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-conid'>Success</span> <span class='hs-layout'>{</span><span class='hs-layout'>}</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>True</span>
<a name="line-164"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>False</span>
<a name="line-165"></a>
<a name="line-166"></a><a name="reproduceMsg"></a><span class='hs-comment'>-- | If the result is a failure, produce a message that explains how to</span>
<a name="line-167"></a><span class='hs-comment'>-- reproduce it. If the result is not a failure, return an empty string.</span>
<a name="line-168"></a><span class='hs-definition'>reproduceMsg</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-conid'>Result</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span>
<a name="line-169"></a><span class='hs-definition'>reproduceMsg</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-conid'>Failure</span> <span class='hs-layout'>{</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>usedSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>size</span><span class='hs-layout'>,</span> <span class='hs-conid'>QC</span><span class='hs-varop'>.</span><span class='hs-varid'>usedSeed</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>seed</span> <span class='hs-layout'>}</span> <span class='hs-keyglyph'>=</span>
<a name="line-170"></a> <span class='hs-varid'>printf</span> <span class='hs-str'>"Use --quickcheck-replay '%d %s' to reproduce."</span> <span class='hs-varid'>size</span> <span class='hs-layout'>(</span><span class='hs-varid'>show</span> <span class='hs-varid'>seed</span><span class='hs-layout'>)</span>
<a name="line-171"></a><span class='hs-definition'>reproduceMsg</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span>
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