
    a6d                     b   d Z ddlZddlZddlmZ ddlmZ ej        	                    dg d          ej        	                    ddd	g          d
                         Z
ej        	                    dg d          ej        	                    ddd	g          d                         Zd Zd ZdS )zTests for `_util`.    N)assert_array_equal)_utilimage_shape))o   )!   ,   )   7      )            orderCFc                    t          j        dt          |           z  t                    }dt          |           z  }t	          j        | |||          t                    |                                dz
  k    sJ dvsJ t          t                              j        k    sJ t          fdD                       sJ t          d | D                       }d t          | |          D             }t          j        |d	d
i}t          j        |d          }|                    |          }t          j        || |          }	g }
D ]"}|	|z   }|
                    ||                    #t          j        |
          dk    sJ t          j        |
          t          |           k    sJ t%          t'          |
                    |
k    sJ dS )zo
    Check scenarios where footprint is always of the highest connectivity
    and all dimensions are > 2.
    r   dtype   r   r   c              3   "   K   | ]	}| v V  
d S N .0xoffsetss     Blib/python3.11/site-packages/skimage/morphology/tests/test_util.py	<genexpr>zItest_offsets_to_raveled_neighbors_highest_connectivity.<locals>.<genexpr>!   )      ..rW}......    c              3       K   | ]	}|d z  V  
dS )   Nr   )r   ss     r    r!   zItest_offsets_to_raveled_neighbors_highest_connectivity.<locals>.<genexpr>$   s&      55Aa555555r#   c                 ~    g | ]:\  }}t          j        t          j        |t           j                   |z
            ;S )r   )npabsarangeintp)r   r&   cs      r    
<listcomp>zJtest_offsets_to_raveled_neighbors_highest_connectivity.<locals>.<listcomp>%   sL       Aq 	ry"'***Q.//  r#   indexingij)axis)r   N)r(   oneslenboolr   _offsets_to_raveled_neighborssumsetsizealltuplezipmeshgridravelravel_multi_indexappendminmaxlistsorted)r   r   	footprintcenterimage_centercoordsgridimageimage_raveledimage_center_raveledsamplesoffsetindexr   s                @r    6test_offsets_to_raveled_neighbors_highest_connectivityrN      s    s;///t<<<IC$$$F1Y G
 w<<9==??Q.....Gs7||,,,, ....g........ 5555555L \22  F ;...DF4a   EKK&&M/k  
 G - -$v-}U+,,,, 6'??a 6'??c+......w  G++++++r#   ))r%   )r%   r%   )r%   r   r%   )r%   r%   r   r%   )r   r%   r   r%   c                    t          j        dt          |           z  t                    }dt          |           z  }t	          j        | |||          t                    |                                dz
  k    sJ dvsJ t          t                              j        k    sJ t          fdD                       sJ dS )z\
    Test if a dimension indicated by `image_shape` is smaller than in
    `footprint`.
    r   r   r   r   r   c              3   "   K   | ]	}| v V  
d S r   r   r   s     r    r!   zLtest_offsets_to_raveled_neighbors_footprint_smaller_image.<locals>.<genexpr>X   r"   r#   N)
r(   r1   r2   r3   r   r4   r5   r6   r7   r8   )r   r   rC   rD   r   s       @r    9test_offsets_to_raveled_neighbors_footprint_smaller_imagerQ   @   s     s;///t<<<IC$$$F1Y G w<<9==??Q.....Gs7||,,,, ....g..........r#   c                      d} t          j        dt                    }d}t          j        | ||          }t          j        g d          }t          ||           dS )zCheck reviewed example.)d      r   )r   r   r   r   )r   r   r   )r   ir   iX  r   r%   i[  iiY  iiiiW  iU  iZ  iiT  iiiiV  i\  Nr(   r1   r3   r   r4   arrayr   r   rC   rD   r   desireds        r    ,test_offsets_to_raveled_neighbors_explicit_0r]   [   ss    K	...IF1Y G h     G
 w(((((r#   c                      d} t          j        dt                    }d}t          j        | ||          }t          j        g d          }t          ||           dS )zCCheck reviewed example where footprint is larger in last dimension.)
   	      r   )r   r   r   r   r   )r   r   r   r   )Y      ir   i(r   rU   rV      iiiirW   i@   r%   r               rX         i%   i'i+i)   i      i   i   i$r	   i         i      i&   i?   iAi,iC      i=i*i   i   ii                     iiDi<i>iBii   ir      i-i   iiE      NrY   r[   s        r    ,test_offsets_to_raveled_neighbors_explicit_1r   l   ss    KD111IF1Y G h     G w(((((r#   )__doc__numpyr(   pytestnumpy.testingr   skimage.morphologyr   markparametrizerN   rQ   r]   r   r   r#   r    <module>r      s7          , , , , , , $ $ $ $ $ $  ) ) )   3*--., ., .- .,b  ) ) )   3*--/ / .- /.) ) )") ) ) ) )r#   