
    IR-e                     j    d dl Zd dlZd dlmZ d dlmZmZ ddZddZ	ddZ
d Zd Zd	 Zd
 ZddZdS )    N)assert_allclose)RegularEventsbayesian_blocksc                 :   t           j                            |           }t          j        |                    d          d|                    d          z   g          }t	          |          }t          |          dk    sJ t          |d         dd           d S )Nd            gY?{Gz?rtol)nprandomdefault_rngconcatenater   lenr   )rseedrngxbinss       Hlib/python3.11/site-packages/astropy/stats/tests/test_bayesian_blocks.pytest_single_change_pointr   
   s    
)


&
&C


3SZZ__)<=>>A1Dt99>>>>DGXD111111    c                 n   t           j                            |           }|                    d          }|d d         |dd <   t          j        |j        t
                    }|d dxx         dz  cc<   t          |          }t          |d d         |d d                   }t          ||           d S )Nr      P   )dtyper   )r   r   r   onesshapeintr   r   )r   r   tr   bins1bins2s         r   test_duplicate_eventsr$      s    
)


&
&C

3AssVAbccF 	s###AcrcFFFaKFFFAEAcrcFAcrcF++EE5!!!!!r   c                 N   t           j                            |           }t          j        ddd          }t          j        d|dz
  dz  z  dz            }d}|||                    t          |                    z  z   }t          |||d	
          }t          |g d           d S )Nr   r                  ?   -C6?皙?measuresfitnessr   g?g?r   )	r   r   r   linspaceexpstandard_normalr   r   r   )r   r   r!   r   sigmar   s         r   #test_measures_fitness_homoscedasticr4   #   s    
)


&
&C
Aq"A
tq3w1n$w.//AE	EC''A////A1a
;;;DD,,,-----r   c                     t           j                            d          } t          j        ddd          }t          j        d|dz
  dz  z  dz            }dd|                     t          |                    z  z   }|||                     t          |                    z  z   }t          |||d	
          }t          |g d           d S )Nr   r   r&   r'   r(   r)   r*   r   r,   r-   r/   )	r   r   r   r0   r1   r   r2   r   r   )r   r!   r   r3   r   s        r   %test_measures_fitness_heteroscedasticr6   /   s    
)


"
"C
Aq"A
tq3w1n$w.//A4#**SVV,,,,E	EC''A////A1a
;;;DD,,,-----r   c            
      D   t           j                            d          } d}t          j        t          j        |                     ddd                    t          j        |                     ddd                    g          }||z  }t          |d|	          }t          |          d
k    sJ t          |d         dd           t          |t          |	          }t          ||           t          |t          |                    }t          ||           d S )Ni  {Gz?r   i  r     r	   regular_eventsr.   dtr
   r      r+   r   )r<   r-   )
r   r   r   r   uniqueintegersr   r   r   r   )r   r<   stepsr!   r"   r#   bins3s          r   test_regular_eventsrB   ;   s   
)


%
%C	BN	3<<3,,	-	-ryc4QT9U9U/V/VW E 	U
A A'7B???Eu::????E!Had++++ A}<<<EE5!!! A}';';';<<<EE5!!!!!r   c            	         t           j                            d          } |                     d          }t          j        t
                    5  t          |d|           d d d            n# 1 swxY w Y   t          j        t
                    5  t          |dd|z  d           d d d            n# 1 swxY w Y   t          j        t
                    5  t          |d	
           d d d            n# 1 swxY w Y   t          j        t
                    5  t          |dd           d d d            n# 1 swxY w Y   t          j        t
                    5  t          |d	|d d                    d d d            n# 1 swxY w Y   |                                }|d         |d<   t          j        t
                    5  t          |d	|           d d d            n# 1 swxY w Y   t          j        t
                    5  t          |d	||d d                    d d d            d S # 1 swxY w Y   d S )Nr   r   events)r.   r   r:   
   r   )r.   r   r<   r,   r-   r(   )r.   r3   )r.   r   r3   )r   r   r   pytestraises
ValueErrorr   copy)r   r!   t2s      r   test_errorsrL   Q   s   
)


"
"C

3A 
z	"	" 2 28q11112 2 2 2 2 2 2 2 2 2 2 2 2 2 2 
z	"	" E E#3rAv!DDDDE E E E E E E E E E E E E E E 
z	"	" / /:..../ / / / / / / / / / / / / / / 
z	"	" 8 88377778 8 8 8 8 8 8 8 8 8 8 8 8 8 8 
z	"	" 9 9:3B388889 9 9 9 9 9 9 9 9 9 9 9 9 9 9 
BqEBqE	z	"	" 5 5J!44445 5 5 5 5 5 5 5 5 5 5 5 5 5 5 
z	"	" B B:!CRC&AAAAB B B B B B B B B B B B B B B B B Bs~   A--A14A1B44B8;B8C66C:=C:D99D= D=FFFG&&G*-G*
H33H7:H7c                  
   t           j                            d          } |                     d          }t	          |d          }t          |g d           |dd         |dd<   t	          |dd	
          }t          |g d           d	}|t          j        d          z  }t          j        t          |                    }t          |          dz  }d|| 	                    dt          |          |          <   d|| 	                    dt          |          dz  |          <   t	          ||d|          }t          |g d           d|                     d          z  }t          j
        d|dz
  dz  z            }d}|||                     t          |                    z  z   }t	          |||d          }g d}t          ||           d}	t	          |||d|	
          }t          ||           dt          j        d|	z  t          |          dz  z            z
  }
t	          |||d|
          }t          ||           t          j
        |
           }t	          |||d|          }t          ||           dS )z*Test results for several fitness functions*   r   rD   r-   )Rp7g?-?Lg
?t#"@Nr   r   r8   )r.   p0)rO   gbg.b?rP   r9   rE   r   r   r)   r:   r;   )r   g(\u@g{G@g{G#@r'   2   g?r,   )g^ML?gms6p'F@guH@gi/K@g{{f0W@r+      gRaR@gd;O޿)r.   	ncp_prior)r.   gamma)r   r   r   r2   r   r   arangezerosr   r?   r1   log)r   r!   edgesr<   r   Nr3   x_obsexpectedp0_selncp_prior_sel	gamma_sels               r   test_fitness_function_resultsr`   t   s   
)


#
#C 	C  AAx000EELLLMMM ssVAbccFAxD999EELLLMMM 
B
RYt__A
QAA"A$%Acll1c!ffa  !)*Acll1c!ffk1%%&Aq*:rBBBEE222333 	cjjnnA
tq2v!m#$$AE++CFF3333EAueZ@@@ENNNHE8$$$ FAueZFKKKEE8$$$ uv~Q61ABCCCM	5%}  E E8$$$ ~&&IAueZyQQQEE8$$$$$r   c                    t           j                            |            t          j        g d          }t	          |          }|                                |d         k    sJ |                                |d         k    sJ dS )zS
    Ensure that edges contains both endpoints when there are no change points
    )	r   r   r   r   r   r   r   r   r)   r   rF   N)r   r   seedarrayr   minmax)r   valuesr   s      r   test_zero_change_pointsrg      s}     INN5 X11122F6""D::<<47""""::<<48######r   )r   )numpyr   rG   numpy.testingr   astropy.statsr   r   r   r$   r4   r6   rB   rL   r`   rg    r   r   <module>rl      s         ) ) ) ) ) ) 8 8 8 8 8 8 8 82 2 2 2" " " "	. 	. 	. 	.	. 	. 	." " ", B  B  BF0% 0% 0%f
$ 
$ 
$ 
$ 
$ 
$r   