U
    ?h                     @   s   d Z ddlZddlZddlmZ ddlmZ ej	ddddd	gej	d
ddgdd Z
ej	ddddddgej	d
ddgdd Zdd Zdd ZdS )zTests for `_util`.    N)assert_array_equal)_utilimage_shape)o   )!   ,   )   7      )            orderCFc                    sN  t jdt|  td}dt|  }t| ||| t | d ksJtd ksVttt  j	ksltt
 fdd D sttdd | D }d	d
 t| |D }t j|ddi}t j|dd}||}t j|| |d}	g }
 D ]}|	| }|
||  qt |
dkstt |
t| ks4ttt|
|
ksJtdS )zo
    Check scenarios where footprint is always of the highest connectivity
    and all dimensions are > 2.
    r   Zdtype   r   r   c                 3   s   | ]}|  kV  qd S N .0xoffsetsr   T/var/www/html/venv/lib/python3.8/site-packages/skimage/morphology/tests/test_util.py	<genexpr>!   s     zItest_offsets_to_raveled_neighbors_highest_connectivity.<locals>.<genexpr>c                 s   s   | ]}|d  V  qdS )   Nr   )r   sr   r   r   r   $   s     c                 S   s*   g | ]"\}}t t j|t jd | qS )r   )npabsZarangeZintp)r   r    cr   r   r   
<listcomp>%   s   zJtest_offsets_to_raveled_neighbors_highest_connectivity.<locals>.<listcomp>ZindexingZij)Zaxis)r   N)r!   oneslenboolr   _offsets_to_raveled_neighborssumAssertionErrorsetsizealltuplezipZmeshgridZravelZravel_multi_indexappendminmaxlistsorted)r   r   	footprintcenterZimage_centerZcoordsgridimageZimage_raveledZimage_center_raveledZsamplesoffsetindexr   r   r   6test_offsets_to_raveled_neighbors_highest_connectivity   s>    	   
  r;   )r   )r   r   )r   r   r   )r   r   r   r   )r   r   r   r   c                    s   t jdt|  td}dt|  }t| ||| t | d ksJtd ksVttt  j	ksltt
 fdd D stdS )	z\
    Test if a dimension indicated by `image_shape` is smaller than in
    `footprint`.
    r   r   r   r   r   c                 3   s   | ]}|  kV  qd S r   r   r   r   r   r   r   X   s     zLtest_offsets_to_raveled_neighbors_footprint_smaller_image.<locals>.<genexpr>N)r!   r%   r&   r'   r   r(   r)   r*   r+   r,   r-   )r   r   r5   r6   r   r   r   9test_offsets_to_raveled_neighbors_footprint_smaller_image@   s    
   r<   c                  C   sp   d} t jdtd}d}t| ||}t ddddd	d
ddddddddddddddddddddg}t|| dS ) zCheck reviewed example.)d      r   )r   r   r   r   )r   r   r   r   ir   iX  r   r   i[  iiY  iiiiW  iU  iZ  iiT  iiiiV  i\  Nr!   r%   r'   r   r(   arrayr   r   r5   r6   r   Zdesiredr   r   r   ,test_offsets_to_raveled_neighbors_explicit_0[   sJ                             rF   c               [   C   s   d} t jdtd}d}t| ||}t ddddd	d
dddddddddddddddddddddd d!d"d#d$d%d&d'd(d)d*d+d,d-d.d/d0d1d2d3d4d5d6d7d8d9d:d;d<d=d>d?d@dAdBdCdDdEdFdGdHdIdJdKdLdMdNdOdPdQdRdSdTdUdVdWdXdYdZd[d\d]gY}t|| d^S )_zCCheck reviewed example where footprint is larger in last dimension.)
   	      r   )r   r   r   r   r   )r   r   r   r         ir   i(r   r?   r@      iiiirA   i@   r   r               rB         i%   i'i+i)   i      i   i   i$r   i         i      i&   i?   iAi,iC      i=i*i   i   ii                     iiDi<i>iBii   ir      i-i   iiE      NrC   rE   r   r   r   ,test_offsets_to_raveled_neighbors_explicit_1l   s                                                                                        	rq   )__doc__numpyr!   ZpytestZnumpy.testingr   Zskimage.morphologyr   markZparametrizer;   r<   rF   rq   r   r   r   r   <module>   s.      1    