U
    »mœdÊ  ã                   @   sj   d dl Zd dlmZmZmZ d dlZd dlmZ d dl	m
Z
 d dlmZ G dd„ dƒZejjdd	„ ƒZdS )
é    N)Úassert_allcloseÚassert_array_equalÚassert_equal)Údirected_hausdorff)Údistance)Úcheck_random_statec                	   @   sÀ   e Zd Zdd„ Zdd„ Zdd„ Zdd„ Zd	d
„ Zdd„ Zdd„ Z	dd„ Z
dd„ Zej dddg¡dd„ ƒZdd„ Zej ddgddgddfdgddgddfd dgddd gd!d"fg¡d#d$„ ƒZdS )%ÚTestHausdorffc                 C   s&  t j d¡ t j d¡t j d }t  ||t  d¡f¡}t  |d ¡|d< t  |d ¡|d< t  ||t  d¡f¡}t  |dd …df ¡d |dd …df< t  |dd …df ¡d |dd …df< t  |d	 ¡d
 |d	< t  |d ¡d
 |d< || _|| _	t j
| jdddd�| _t j
| j	dddd�| _d S )NiÒ  éd   é   ).r   ).é   r   r   g       @©r   r   gffffff
@©r   r   é   é   ©Zaxisé   )ÚnpÚrandomÚseedÚpiZcolumn_stackÚzerosÚcosÚsinÚpath_1Úpath_2ÚinsertÚ	path_1_4dÚ	path_2_4d)ÚselfZrandom_anglesZrandom_columnsZrandom_columns_2© r   ú[/home/sam/Atlas/atlas_env/lib/python3.8/site-packages/scipy/spatial/tests/test_hausdorff.pyÚsetup_method   s$    ÿÿ&&zTestHausdorff.setup_methodc                 C   s4   t | j| jƒd }t | j| jƒd }||ks0t‚d S )Nr   )r   r   r   ÚAssertionError)r   ÚforwardÚreverser   r   r    Útest_symmetry!   s    zTestHausdorff.test_symmetryc                 C   s>   t | j| jƒd }ttjt | j| j¡dd�ƒ}t||ƒ d S )Nr   r   r   ©	r   r   r   Úmaxr   Úaminr   Úcdistr   ©r   ÚactualÚexpectedr   r   r    Ú#test_brute_force_comparison_forward)   s
    ÿz1TestHausdorff.test_brute_force_comparison_forwardc                 C   s>   t | j| jƒd }ttjt | j| j¡dd�ƒ}t||ƒ d S ©Nr   r   )	r   r   r   r'   r   r(   r   r)   r   r*   r   r   r    Ú#test_brute_force_comparison_reverse3   s
    ÿz1TestHausdorff.test_brute_force_comparison_reversec                 C   s    t | j| jƒd }t|dƒ d S )Nr   ç        )r   r   r   )r   r+   r   r   r    Útest_degenerate_case=   s    z"TestHausdorff.test_degenerate_casec              	   C   sn   t | jdd d…f | jdd d…f ƒd }ttjt | jdd d…f | jdd d…f ¡dd�ƒ}t||ƒ d S )N.r
   r   r   r   r&   r*   r   r   r    Útest_2d_data_forwardC   s    ÿÿÿþz"TestHausdorff.test_2d_data_forwardc                 C   s>   t | j| jƒd }ttjt | j| j¡dd�ƒ}t||ƒ d S r.   )	r   r   r   r'   r   r(   r   r)   r   r*   r   r   r    Útest_4d_data_reverseM   s
    ÿz"TestHausdorff.test_4d_data_reversec                 C   sn   t  ddgddgddgddgddgg¡}t  ddgddgdd	gd
dgg¡}t||ƒdd … }d}t||ƒ d S )Néÿÿÿÿiôÿÿÿr   r   r   é   r
   é   r	   é
   é	   )r
   r   )r   Úarrayr   r   )r   Zpath_simple_1Zpath_simple_2r+   r,   r   r   r    Útest_indicesV   s
    ("zTestHausdorff.test_indicesc                 C   s<   t d ƒ}| ¡ }t| j| jƒ t d ƒ}| ¡ }t||ƒ d S ©N©r   Z	get_stater   r   r   r   )r   ÚrsÚold_global_stateÚrs2Únew_global_stater   r   r    Útest_random_state_   s    zTestHausdorff.test_random_stater   NiÏE©c                 C   s>   t d ƒ}| ¡ }t| j| j|ƒ t d ƒ}| ¡ }t||ƒ d S r;   r<   )r   r   r=   r>   r?   r@   r   r   r    Útest_random_state_None_inti   s    z(TestHausdorff.test_random_state_None_intc              	   C   sL   t j d¡}| d¡}| d¡}d}tjt|d�� t||ƒ W 5 Q R X d S )Nl	   »"{`ÍR÷!­Ž ©r   r
   )r   r   z'need to have the same number of columns)Úmatch)r   r   Zdefault_rngÚpytestZraisesÚ
ValueErrorr   )r   ÚrngÚAÚBÚmsgr   r   r    Útest_invalid_dimensionst   s    

z%TestHausdorff.test_invalid_dimensionszA, B, seed, expectedr   r   r   )r0   r   r   r   )éûÿÿÿr   i*- )r0   r   r   c                 C   s@   t |||d�}t|d |d ƒ |dd … |dd … ks<t‚d S )N)ÚuÚvr   r   r   )r   r   r"   )r   rH   rI   r   r,   r+   r   r   r    Útest_subsets~   s    zTestHausdorff.test_subsets)Ú__name__Ú
__module__Ú__qualname__r!   r%   r-   r/   r1   r2   r3   r:   rA   rE   ÚmarkZparametrizerB   rK   rO   r   r   r   r    r      s<   


		



ýýúõr   c                  C   s¨   zdd l } W n tk
r*   t d¡ Y nX |  ¡ jdk rDt d¡ tdƒ}tj|dfd�}tjdd�}d	d	g||d
 < t	||d�}t
|d dƒ t
|d
 |d
 ƒ d S )Nr   z)psutil required to check available memoryl       P z.insufficient memory available to run this testg   ÀZæAr
   )ÚshaperC   r   r   )rM   rN   gÀ
 ÆH@)ÚpsutilÚModuleNotFoundErrorrE   ÚskipZvirtual_memoryÚ	availableÚintr   r   r   r   )rU   ÚsizeZarr1Zarr2r+   r   r   r    Útest_massive_arr_overflowš   s    
r[   )Únumpyr   Znumpy.testingr   r   r   rE   Zscipy.spatial.distancer   Zscipy.spatialr   Zscipy._lib._utilr   r   rS   Zxslowr[   r   r   r   r    Ú<module>   s    