[PATCH] tests: test sort,shuf with rngtest

[Assaf Gordon]

Hello,

Regarding comment:

Pádraig Brady wrote, On 03/07/2013 06:26 PM:
> On 03/07/2013 07:32 PM, Assaf Gordon wrote:
>> The second attached patch is experimental - it tries to assess the
>> randomness of 'shuf' output by running it 1,000 times and checking
>> if the output is (very roughly) uniformly distributed. 
> 
> Cool, I was considering testing with rngtest or something, so it'll
> be good to have something independent.
(  http://lists.gnu.org/archive/html/coreutils/2013-03/msg00030.html )

Using rngtest is probably much more reliable than the independent test - 
attached are tests for sort and shuf with rngtest.
They are marked 'expensive' as they require an external program and they run 
each test 10 times.

-gordon

0001-tests-test-sort-shuf-with-rngtest.patch
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