GNU bug report logs - #56611
Build failure of font-abattis-cantarell@0.303 due to test fail fontPens.penTools.estimateQuadraticCurveLength

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Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Jacob Hrbek <kreyren <at> rixotstudio.cz>
To: bug-guix <at> gnu.org
Subject: Build failure of python-abattis-cantarell <at> 0.303 due to test fail
 fontPens.penTools.estimateQuadraticCurveLength
Date: Sun, 17 Jul 2022 08:31:03 +0000

[Message part 1 (text/plain, inline)]

=================================== FAILURES 
===================================
___________ [doctest] fontPens.penTools.estimateQuadraticCurveLength 
___________
155
156     Estimate the length of this curve by iterating
157     through it and averaging the length of the flat bits.
158
159     >>> estimateQuadraticCurveLength((0, 0), (0, 0), (0, 0)) # empty 
segment
160     0.0
161     >>> estimateQuadraticCurveLength((0, 0), (50, 0), (80, 0)) # 
collinear points
162     80.0
163     >>> estimateQuadraticCurveLength((0, 0), (50, 20), (100, 40)) # 
collinear points
Expected:
    107.70329614269009
Got:
    107.70329614269008

/tmp/guix-build-python-fontpens-0.2.4.drv-0/fontPens-0.2.4/Lib/fontPens/penTools.py:163: 
DocTestFailure


To reproduce run: guix build guix build font-abattis-cantarell

Guix commit: 8d7fdbe261e32a63df8c47f06b1a43095b6084c7 (most recent as 
the time of the bug)
-- 

-- Jacob Hrbek #StandWithUkraine

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Message #12 received at 56611-done <at> debbugs.gnu.org (full text, mbox):

From: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>
To: Jacob Hrbek <kreyren <at> rixotstudio.cz>
Cc: 56611-done <at> debbugs.gnu.org
Subject: Re: bug#56611: Build failure of font-abattis-cantarell <at> 0.303 due to
 test fail fontPens.penTools.estimateQuadraticCurveLength
Date: Wed, 03 Apr 2024 13:44:16 -0400

Hi,

Jacob Hrbek <kreyren <at> rixotstudio.cz> writes:

> =================================== FAILURES
> ===================================
> ___________ [doctest] fontPens.penTools.estimateQuadraticCurveLength
> ___________
> 155
> 156     Estimate the length of this curve by iterating
> 157     through it and averaging the length of the flat bits.
> 158
> 159     >>> estimateQuadraticCurveLength((0, 0), (0, 0), (0, 0)) #
> empty segment
> 160     0.0
> 161     >>> estimateQuadraticCurveLength((0, 0), (50, 0), (80, 0)) #
> collinear points
> 162     80.0
> 163     >>> estimateQuadraticCurveLength((0, 0), (50, 20), (100, 40))
> # collinear points
> Expected:
>     107.70329614269009
> Got:
>     107.70329614269008
>
> /tmp/guix-build-python-fontpens-0.2.4.drv-0/fontPens-0.2.4/Lib/fontPens/penTools.py:163:
> DocTestFailure

The problem was reported by Tobias at
https://github.com/robotools/fontPens/issues/41 and disabled in Guix
with commit 212ca81895b2baa819ea11a308ad21880b84a546.

Closing.

-- 
Thanks,
Maxim

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