From: Robert Dober <robert.dober@...>
Date: 2009-06-13T08:03:44+09:00
Subject: Re: [QUIZ] Matrix Rotator (#209)

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On Fri, Jun 12, 2009 at 8:34 PM, Daniel Moore<yahivin@gmail.com> wrote:
> On Fri, Jun 12, 2009 at 11:06 AM, <brabuhr@gmail.com> wrote:
>> 2009/6/12 Daniel Moore <yahivin@gmail.com>:
>>> I have attached the following test suite for your convenience:
>>> =A0 =A0 =A0 =A0assert_equal Matrix.rotate(square), square_rotated
>>> =A0 =A0 =A0 =A0assert_equal Matrix.rotate(rectangle), rectangle_rotated
>>
>> Shouldn't that be?:
>>
>> assert_equal square_rotated, Matrix.rotate(square)
>> assert_equal rectangle_rotated, Matrix.rotate(rectangle)
>>
>> :-)
>>
>
> That's what I thought at first, and how I originally had it, but the
> docs on TestUnit specify:
>
> =A0 =A0assert_equal(expected, actual, message=3Dnil)
>
> In this situation square_rotated is the expected result and
> Matrix.rotate(square) is the actual result that the quiz solution
> generates.
Wait a second, maybe I am completely confused, but that is exactly
what brabuhr said no?,...
But as all my tests pass it does not matter ;).

This somehow coincides with the specs I have attached, with Daniel's
kind permission. It is interesting to
notice how each of the three test tools avoids that kind of confusion
in three different ways.

Cheers
Robert


--=20
Toutes les grandes personnes ont d=92abord =E9t=E9 des enfants, mais peu
d=92entre elles s=92en souviennent.

All adults have been children first, but not many remember.

[Antoine de Saint-Exup=E9ry]

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