U
    e»{j  ã                   @   sx   d dl Zd dlZd dlmZ d dlmZmZ ddd„Zddd„Z	ddd	„Z
d
d„ Zdd„ Zdd„ Zdd„ Zddd„ZdS )é    N)Úassert_allclose)ÚRegularEventsÚbayesian_blocksc                 C   sX   t j | ¡}t  | d¡d| d¡ g¡}t|ƒ}t|ƒdksBt‚t|d ddd� d S )Néd   é   éÈ   é   gðûY¬í?ç{®Gáz”?©Zrtol)ÚnpÚrandomÚdefault_rngÚconcatenater   ÚlenÚAssertionErrorr   )ÚrseedÚrngÚxÚbins© r   úg/var/www/html/bwave/python/venv/lib/python3.8/site-packages/astropy/stats/tests/test_bayesian_blocks.pyÚtest_single_change_point
   s
    r   c                 C   s~   t j | ¡}| d¡}|d d… |dd …< t j|jtd�}|d d…  d7  < t|ƒ}t|d d… |d d… ƒ}t||ƒ d S )Nr   é   éP   )Zdtyper   )r   r   r   ZonesÚshapeÚintr   r   )r   r   Útr   Úbins1Úbins2r   r   r   Útest_duplicate_events   s    
r   c                 C   st   t j | ¡}t  ddd¡}t  d|d d  d ¡}d}||| t|ƒ¡  }t|||d	d
�}t|ddddgƒ d S )Nr   r   é   ç      à¿ç      à?é   ç-Cëâ6?çš™™™™™©?Úmeasures©ÚfitnessçÍÌÌÌÌÌÜ?çš™™™™™á?)	r   r   r   ÚlinspaceÚexpÚstandard_normalr   r   r   )r   r   r   r   Úsigmar   r   r   r   Ú#test_measures_fitness_homoscedastic#   s    r/   c                  C   s†   t j d¡} t  ddd¡}t  d|d d  d ¡}dd|  t|ƒ¡  }|||  t|ƒ¡  }t|||d	d
�}t|ddddgƒ d S )Nr   r   r    r!   r"   r#   r$   r	   r&   r'   r)   r*   )	r   r   r   r+   r,   r   r-   r   r   )r   r   r   r.   r   r   r   r   Ú%test_measures_fitness_heteroscedastic/   s    r0   c               
   C   s®   t j d¡} d}t  t  |  ddd¡¡t  |  ddd¡¡g¡}|| }t|d|d	�}t|ƒd
ksdt‚t	|d ddd� t|t
|d	�}t	||ƒ t|t
|d�d�}t	||ƒ d S )NiÒ  ç{®Gáz„?r   iô  r   éè  r   Úregular_events©r(   Údtr   r   é   r%   r
   )r5   r'   )r   r   r   r   ÚuniqueÚintegersr   r   r   r   r   )r   r5   Zstepsr   r   r   Zbins3r   r   r   Útest_regular_events;   s    &ÿ
r9   c               	   C   s@  t j d¡} |  d¡}t t¡� t|d|d� W 5 Q R X t t¡� t|dd| dd� W 5 Q R X t t¡� t|d	d
� W 5 Q R X t t¡� t|ddd� W 5 Q R X t t¡� t|d	|d d… d� W 5 Q R X | ¡ }|d |d< t t¡� t|d	|d� W 5 Q R X t t¡� t|d	||d d… d� W 5 Q R X d S )Nr   r   Úevents)r(   r   r3   é
   r   )r(   r   r5   r&   r'   r"   )r(   r.   éÿÿÿÿ)r(   r   r.   )r   r   r   ÚpytestZraisesÚ
ValueErrorr   Úcopy)r   r   Út2r   r   r   Útest_errorsQ   s$    
 rA   c                  C   sÒ  t j d¡} |  d¡}t|dd�}t|ddddgƒ |d	d
… |dd	…< t|ddd�}t|ddddgƒ d}|t  d¡ }t  t|ƒ¡}t|ƒd }d||  	dt|ƒ|¡< d||  	dt|ƒd |¡< t||d|d�}t|ddddgƒ d|  d
¡ }t  
d|d d  ¡}d}|||  t|ƒ¡  }t|||dd�}ddd d!d"g}t||ƒ d#}	t|||d|	d�}t||ƒ d$t  d%|	 t|ƒd&  ¡ }
t|||d|
d'�}t||ƒ t  
|
 ¡}t|||d|d(�}t||ƒ d	S ))z*Test results for several fitness functionsé*   r   r:   r'   g…Ræ¬p7ÿ¿g?˜-¼?Lð¿g¼œ
ŸŠî?gƒt#"@Nr   r   r1   )r(   Úp0gÅàåÜbñ¿gï.bæÏò?r2   r;   r   r   r#   r3   r4   gö(\�Âu@g{®Gáú@g{®Gáú#@r!   é2   gš™™™™™¹?r&   g£¢^®MLö?gmÚs6p'F@g›½žu®»H@g¶–i¨/K@gº{Ê{f0W@r%   é   gR¸…ëaR@gd;ßO�—Þ¿)r(   Z	ncp_prior)r(   Úgamma)r   r   r   r-   r   r   ZarangeZzerosr   r8   r,   Úlog)r   r   Úedgesr5   r   ÚNr.   Zx_obsÚexpectedZp0_selZncp_prior_selZ	gamma_selr   r   r   Útest_fitness_function_resultst   sJ    


    ÿ
rK   c                 C   s\   t j | ¡ t  dddddddddg	¡}t|ƒ}| ¡ |d ksDt‚| ¡ |d ksXt‚dS )zS
    Ensure that edges contains both endpoints when there are no change points
    r   r#   r   r<   N)r   r   ÚseedÚarrayr   Úminr   Úmax)r   Úvaluesr   r   r   r   Útest_zero_change_points§   s
    rQ   )r   )r   )r   )r   )Únumpyr   r=   Znumpy.testingr   Zastropy.statsr   r   r   r   r/   r0   r9   rA   rK   rQ   r   r   r   r   Ú<module>   s   



#3