U
    \	a                     @   sn   d dl mZ d dlmZ d dlZd dlmZ d dlmZ	 d dl
mZ edgddd	d
 Zdd Zdd ZdS )    )BytesIO)PathN)image_comparison)pyplotzpngsuite.pnggQ?)Ztolc                  C   s   t ttjd d} tjt| dfd t| D ]B\}}t	|}d }|j
dkrZtj}tj|||d ddg|d q4t jd t dt|  d S )	Nzbaseline_images/pngsuitez	basn*.png   )Zfigsize   r   )Zextentcmapz#ddffff)sortedr   __file__parentglobpltfigurelen	enumerateimreadndimcmZgrayZimshowZgcapatchZset_facecolorZset_xlim)filesifnamedatar    r   =/tmp/pip-unpacked-wheel-wjyw_3jo/matplotlib/tests/test_png.pytest_pngsuite   s    

r   c              	   C   s   |  d}t|d}t|d}t| t|d}| }W 5 Q R X t|d}||d d  W 5 Q R X t	t
 t| W 5 Q R X d S )Ntestztest.pngztest_truncated.pngrbwb   )mkdirstrjoinr   savefigopenreadwritepytestraises	Exceptionr   )Ztmpdirdr   Zfname_tZfinbufZfoutr   r   r   test_truncated_file   s    

r,   c               	   C   sV   t  } t|  | d t | d}|d tt t| W 5 Q R X d S )Nr   r   )	r   r   r#   seekr%   r'   r(   r)   r   )bZb2r   r   r   test_truncated_buffer,   s    


r/   )ior   pathlibr   r'   Zmatplotlib.testing.decoratorsr   Z
matplotlibr   r   Zmatplotlib.cmr   r   r,   r/   r   r   r   r   <module>   s   
