o
    DfaS                  
   @   sZ  d Z ddlmZ ddlmZ ddlZddlm  mZ	 ddl
Z
ddlmZ ddlmZmZmZmZmZmZ dd Zd	gZdd	gZg d
Zg dZg dZg dZg dZg dZg dZg dZeeeeeeeeeeg
ZG dd dZ G dd dZ!G dd dZ"G dd dZ#G dd dZ$G dd dZ%G dd dZ&G d d! d!Z'G d"d# d#Z(dS )$zTests for polynomial module.

    )reduce)FractionN)deepcopy)assert_almost_equalassert_raisesassert_equalassert_assert_array_equalassert_raises_regexc                 C   s   t j| ddS )Ngư>)tol)polypolytrimx r   _/home/ubuntu/webapp/venv/lib/python3.10/site-packages/numpy/polynomial/tests/test_polynomial.pytrim   s   r      )r      )r   r      )r   r   ir      )r      r   ir      )r   r      r   ir       )r   ir   8   r   ir   @   )	r   r   ir      r   i r      )
r   	   r   ir   i  r   ir      c                   @   <   e Zd Zdd Zdd Zdd Zdd Zd	d
 Zdd ZdS )TestConstantsc                 C      t tjddg d S )Nr   r   )r   r   
polydomainselfr   r   r   test_polydomain"      zTestConstants.test_polydomainc                 C      t tjdg d S )Nr   )r   r   polyzeror'   r   r   r   test_polyzero%      zTestConstants.test_polyzeroc                 C   r+   Nr   )r   r   polyoner'   r   r   r   test_polyone(   r.   zTestConstants.test_polyonec                 C   r%   )Nr   r   )r   r   polyxr'   r   r   r   
test_polyx+   r*   zTestConstants.test_polyxc                 C   s$   t g d}t|}t|| d S Nr   r      )r   
Polynomialr   r   r(   r   yr   r   r   	test_copy.   s   zTestConstants.test_copyc                 C   s,   t g d}tt|}t|| d S r4   )r   r7   pickleloadsdumpsr   r8   r   r   r   test_pickle3   s   zTestConstants.test_pickleN)	__name__
__module____qualname__r)   r-   r1   r3   r:   r>   r   r   r   r   r$       s    r$   c                   @   r#   )TestArithmeticc                 C   s   t dD ]H}t dD ]A}d| d| }tt||d }||  d7  < ||  d7  < tdg| dg dg| dg }tt|t||d q
qd S Nr   At i=, j=r   r   err_msg)rangenpzerosmaxr   polyaddr   r   r(   ijmsgtgtresr   r   r   test_polyadd:      $zTestArithmetic.test_polyaddc                 C   s   t dD ]H}t dD ]A}d| d| }tt||d }||  d7  < ||  d8  < tdg| dg dg| dg }tt|t||d q
qd S rC   )rH   rI   rJ   rK   r   polysubr   r   rM   r   r   r   test_polysubD   rT   zTestArithmetic.test_polysubc                 C   sr   t tdgdg t tdgddg tddD ]}dg| dg }dg|d  dg }t t|| qd S )Nr   r   r   )r   r   polymulxrH   )r(   rN   serrQ   r   r   r   test_polymulxN   s   zTestArithmetic.test_polymulxc                 C   s   t dD ]A}t dD ]:}d| d| }t|| d }|||   d7  < tdg| dg dg| dg }tt|t||d q
qd S rC   )rH   rI   rJ   r   polymulr   r   rM   r   r   r   test_polymulV   s   $zTestArithmetic.test_polymulc           
      C   s   t ttjdgdg tdgdg\}}t||fd tddgdg\}}t||fd tdD ]B}tdD ];}d| d| }dg| ddg }dg| ddg }t||}t||\}}tt|||}	t|	||d	 q7q1d S )
Nr   r   r   )r   r   ))r   r   r   r   rD   rE   rF   )r   ZeroDivisionErrorr   polydivr   rH   rL   rZ   )
r(   quoremrN   rO   rP   cicjrQ   rR   r   r   r   test_polydiv_   s    zTestArithmetic.test_polydivc                 C   s|   t dD ]7}t dD ]0}d| d| }t|d }ttj|g| tdg}t||}tt	|t	||d q
qd S )Nr   rD   rE   r   rF   )
rH   rI   aranger   r   rZ   arraypolypowr   r   )r(   rN   rO   rP   crQ   rR   r   r   r   test_polypowt   s   zTestArithmetic.test_polypowN)	r?   r@   rA   rS   rV   rY   r[   rb   rg   r   r   r   r   rB   8   s    

	rB   c                   @   s   e Zd Zdd ZdS )TestFractionc                 C   s   t dd}t dd}t dd}tj||g||g||gd}d| |d  }t|jtjt ddt ddt d	dgtd
 t|j||g t|jj	tj
  tt||t  t||t dd tjt ddg||g||gd}t| | d S )Nr   r6   r   r   )domainwindowr   r!      r   )dtype
   )r   r   r7   r   coefrI   rd   objectri   rl   dtypesObjectDTyper   
isinstancederiv)r(   fonezeropr   p_derivr   r   r   test_Fraction   s$   


zTestFraction.test_FractionN)r?   r@   rA   ry   r   r   r   r   rh   }   s    rh   c                   @   s   e Zd Zeg dZedeeZedeeeZej		dd d Z
ee
g dZdd Zd	d
 Zdd Zdd Zdd Zdd ZdS )TestEvaluation)      ?g       @g      @i,j->ij
i,j,k->ijkr6   r   r   r   c           
         s~  t tg dgjd tdd  fddtdD }tdD ]}|| }t dg| dg }t|| q   d d  }t g d}t|| td	D ]/}dg| }t| t t dgj	| t t ddgj	| t t g d
j	| qQg d}tj
jg d|d}tg d|}t|j| G dd dtj}tg d|}	t ttg d|	| d S )Nr   r   r   c                       g | ]} | qS r   r   .0rN   r   r   r   
<listcomp>       z/TestEvaluation.test_polyval.<locals>.<listcomp>r   r   )r   r   r   r   r6   r   r   r   )FTFr5   )mask)   r   r6   c                   @   s   e Zd ZdS )z&TestEvaluation.test_polyval.<locals>.CN)r?   r@   rA   r   r   r   r   C   s    r   r   r6   r   )r   r   polyvalsizerI   linspacerH   r   rJ   shapemard   r	   r   ndarrayviewtype)
r(   r9   rN   rQ   rR   dimsr   mxr   cxr   r   r   test_polyval   s.   


zTestEvaluation.test_polyvalc                    s  t ttjdgdgdd ttg dgjd ttg dgjdk ttg dgd gjd ttg dgd gjdk ttddd ttdt	djd	k t
d
d  fddtdD }tddD ]}|| }t dg| }t|| qm  d   d  }t g d}t|| tdD ]/}dg| }t| tt dgj| tt ddgj| tt g dj| qg d}t|}t
d
d tt |t | d}tdd tjjdd|d}tj |dd}t|jdd  }t|jD ]}	t |	 |d d |	f ||	< qt|| t d  g tj |dd}t|jdd   j }t|jd D ]#}	t jd D ]}
t |
 |d d |	f ||	|
d d f< qXqOt|| d S )Nr   F)tensorr   )r   r   )r   r   )r6   r6   )r6   r   c                    r   r   r   r   r   r   r   r      r   z8TestEvaluation.test_polyvalfromroots.<locals>.<listcomp>)r   r   r   r6   r   r   )   r   ir   r~   r   )r   T)r   
ValueErrorr   polyvalfromrootsr   r   r   r   rI   onesr   rH   r   rJ   	polyrootsr   rc   randomrandintemptyvstack)r(   r9   rN   rQ   rR   r   ptestrrshapeiijjr   r   r   test_polyvalfromroots   s\   





$
.z$TestEvaluation.test_polyvalfromrootsc           
      C   s   | j \}}}| j\}}}ttdtj||d d | j || }t||| j}t|| t	d}	t|	|	| j}t
|jdk d S Nincompatibler   r   r6   )r   r9   r
   r   r   	polyval2dc2dr   rI   r   r   r   
r(   x1x2x3y1y2y3rQ   rR   zr   r   r   test_polyval2d   s   

zTestEvaluation.test_polyval2dc           
   	   C   s   | j \}}}| j\}}}ttdtj|||d d | j || | }t|||| j}t|| t	d}	t|	|	|	| j}t
|jdk d S r   )r   r9   r
   r   r   	polyval3dc3dr   rI   r   r   r   r   r   r   r   test_polyval3d  s   

zTestEvaluation.test_polyval3dc           
      C   sl   | j \}}}| j\}}}td||}t||| j}t|| td}	t|	|	| j}t	|j
dk d S )Nr|   r   )r   r6   r   r6   )r   r9   rI   einsumr   
polygrid2dr   r   r   r   r   r   r   r   r   test_polygrid2d#  s   

zTestEvaluation.test_polygrid2dc           
      C   sr   | j \}}}| j\}}}td|||}t|||| j}t|| td}	t|	|	|	| j}t	|j
dk d S )Nr}   r   )r   r6   r   r6   r   r6   )r   r9   rI   r   r   
polygrid3dr   r   r   r   r   r   r   r   r   test_polygrid3d1  s   

zTestEvaluation.test_polygrid3dN)r?   r@   rA   rI   rd   c1dr   r   r   r   r   r   r   r9   r   r   r   r   r   r   r   r   r   r   rz      s    $@rz   c                   @      e Zd Zdd Zdd ZdS )TestIntegralc              	   C   s  t ttjdgd t ttjdgd t ttjdgdddg t ttjdgdgd t ttjdgdgd t ttjdgdd t ttjddgd td	d
D ]}dg|d	  dg }tjdg||d}t|ddg qMtd
D ]-}|d }dg| dg }|gdg|  d| g }tj|d|gd}tt|t| qntd
D ]!}|d }dg| dg }tj|d|gdd}ttd|| qtd
D ].}|d }dg| dg }|gdg|  d	| g }tj|d|gd	d}tt|t| qtd
D ]8}td	d
D ]0}dg| dg }|d d  }t|D ]
}tj|dd}qtj||d}tt|t| q qtd
D ]@}td	d
D ]7}dg| dg }|d d  }t|D ]}tj|d|gd}qQtj||t	t|d}tt|t| q=q6td
D ]B}td	d
D ]9}dg| dg }|d d  }t|D ]}tj|d|gdd}qtj||t	t|dd}tt|t| qq{td
D ]B}td	d
D ]9}dg| dg }|d d  }t|D ]}tj|d|gd	d}qtj||t	t|d	d}tt|t| qɐqd S )Nr         ?r   r   )lbnd)sclaxisr{   r   r   )mk)r   r   r   )r   r   r   r   )
r   	TypeErrorr   polyintr   rH   r   r   r   list)r(   rN   r   rR   r   polrQ   rO   r   r   r   test_polyintB  s   			zTestIntegral.test_polyintc                 C   s   t jd}t dd |jD j}tj|dd}t|| t dd |D }tj|dd}t|| t dd |D }tj|d	dd
}t|| d S )Nr6   r   c                 S      g | ]}t |qS r   r   r   r   rf   r   r   r   r         z2TestIntegral.test_polyint_axis.<locals>.<listcomp>r   r   c                 S   r   r   r   r   r   r   r   r     r   r   c                 S   s   g | ]	}t j|d dqS )r6   )r   r   r   r   r   r   r     s    r6   )r   r   )rI   r   r   Tr   r   r   r(   r   rQ   rR   r   r   r   test_polyint_axis  s   

zTestIntegral.test_polyint_axisN)r?   r@   rA   r   r   r   r   r   r   r   @  s    Or   c                   @   r   )TestDerivativec                 C   s  t ttjdgd t ttjdgd tdD ]}dg| dg }tj|dd}tt|t| qtdD ]'}tddD ]}dg| dg }tjtj||d|d}t	t|t| q<q5tdD ])}tddD ]!}dg| dg }tjtj||dd|dd}t	t|t| qhqad S )	Nr   r   r   r   r   r   r   )r   r   )
r   r   r   polyderr   rH   r   r   r   r   )r(   rN   rQ   rR   rO   r   r   r   test_polyder  s&   zTestDerivative.test_polyderc                 C   sl   t jd}t dd |jD j}tj|dd}t|| t dd |D }tj|dd}t|| d S )Nr   c                 S   r   r   r   r   r   r   r   r   r     r   z4TestDerivative.test_polyder_axis.<locals>.<listcomp>r   r   c                 S   r   r   r   r   r   r   r   r     r   r   )rI   r   r   r   r   r   r   r   r   r   r   test_polyder_axis  s   
z TestDerivative.test_polyder_axisN)r?   r@   rA   r   r   r   r   r   r   r     s    r   c                   @   s@   e Zd Zejdd d Zdd Zdd Zdd	 Zd
d Z	dS )
TestVanderr~   r   r   c                 C   s   t d}t|d}t|jdk tdD ]}dg| dg }t|d|f t|| qt 	ddgddgdd	gg}t|d}t|jd
k tdD ]}dg| dg }t|d|f t|| qMd S )Nr6   r   r   r   r   .r   r      )r6   r   r   )
rI   rc   r   
polyvanderr   r   rH   r   r   rd   )r(   r   vrN   rn   r   r   r   test_polyvander  s   
zTestVander.test_polyvanderc                 C   sx   | j \}}}tjd}t||ddg}t|||}t||j}t|| t|g|gddg}t	|j
dk d S )Nr   r   r   )r   r   r   )r   rI   r   r   polyvander2dr   dotflatr   r   r   r(   r   r   r   rf   vanrQ   rR   r   r   r   test_polyvander2d  s   
zTestVander.test_polyvander2dc                 C   s   | j \}}}tjd}t|||g d}t||||}t||j}t|| t|g|g|gg d}t	|j
dk d S )Nr   r5   )r   r      )r   rI   r   r   polyvander3dr   r   r   r   r   r   r   r   r   r   test_polyvander3d  s   
zTestVander.test_polyvander3dc                 C   s   t d}tttj|d d S )Nr6   r   )rI   rc   r   r   r   r   )r(   r   r   r   r   test_polyvandernegdeg  s   
z TestVander.test_polyvandernegdegN)
r?   r@   rA   rI   r   r   r   r   r   r   r   r   r   r   r     s    r   c                   @   s$   e Zd Zdd Zdd Zdd ZdS )TestCompanionc                 C   s"   t ttjg  t ttjdg d S r/   )r   r   r   polycompanionr'   r   r   r   test_raises   s   zTestCompanion.test_raisesc                 C   s<   t ddD ]}dg| dg }tt|j||fk qd S )Nr   r   r   )rH   r   r   r   r   )r(   rN   rn   r   r   r   test_dimensions  s   zTestCompanion.test_dimensionsc                 C   s   t tddgd dk d S )Nr   r   )r   r         )r   r   r   r'   r   r   r   test_linear_root	  s   zTestCompanion.test_linear_rootN)r?   r@   rA   r   r   r   r   r   r   r   r     s    r   c                   @   r#   )TestMiscc              	   C   s   t g }tt|dg tddD ]/}tttj dd| d dd d }t	| }t |d|d   }tt|t| qd S )Nr   r   r   r   )
r   polyfromrootsr   r   rH   rI   cosr   piTlist)r(   rR   rN   rootsrQ   r   r   r   test_polyfromroots  s   
*zTestMisc.test_polyfromrootsc                 C   sl   t tdgg  t tddgdg tddD ]}tdd|}tt|}t t|t| qd S )Nr   r   r   r   r   )r   r   r   rH   rI   r   r   r   )r(   rN   rQ   rR   r   r   r   test_polyroots  s   zTestMisc.test_polyrootsc                 C   s  dd }dd }t ttjdgdgd t ttjdggdgd t ttjg dgd t ttjdgdgggd t ttjddgdgd t ttjdgddgd t ttjdgdgddggd	 t ttjdgdgdddgd	 t ttjdgdgdg t ttjdgdgg d
 t ttjdgdgg  tdd}||}t||d}tt|d t	t
||| t||g d}tt|d t	t
||| t||d}tt|d t	t
||| t||g d}tt|d t	t
||| t|t||gjd}t	|t||gj t|t||gjg d}t	|t||gj t|}| }	d|dd d< d|	dd d< tj||	d|d	}
t	|
| tj||	g d|d	}
t	|
| tj|t|	|	gjd|d	}t	|t||gj tj|t|	|	gjg d|d	}t	|t||gj g d}t	t||dddg t	t||ddgddg tdd}||}t||d}t	t
||| t||g d}t	t
||| t	|| d S )Nc                 S   s   | | d  | d  S )Nr   r   r   r   r   r   r   rt   !  r*   z TestMisc.test_polyfit.<locals>.fc                 S   s   | d | d  d S )Nr   r   r   r   r   r   r   r   f2$  r*   z!TestMisc.test_polyfit.<locals>.f2r   r   r   r   )w)r   r   r   r6   r   )r   r   r   r6   r   )r   r   r   r6   r   )r   y              ?r   y             )r   r   r   )r   r   r   polyfitr   rI   r   r   lenr   r   rd   r   
zeros_likecopy)r(   rt   r   r   r9   coef3coef4coef2dr   ywwcoef3wcoef2dcoef1coef2r   r   r   test_polyfit   sj   


"zTestMisc.test_polyfitc                 C   sb   g d}t ttj|d tt||d d  tt|d|d d  tt|ddg d S )N)r   r   r   r   r   r   r   r   r   )r   r   r   r   r   )r(   rn   r   r   r   test_polytrimf  s
   zTestMisc.test_polytrimc                 C   s   t tddddg d S )Nr6   r   r   r   polyliner'   r   r   r   test_polylineq  s   zTestMisc.test_polylinec                 C   s   t tdddg d S )Nr6   r   r  r'   r   r   r   test_polyline_zerot  s   zTestMisc.test_polyline_zeroN)	r?   r@   rA   r   r   r  r  r	  r
  r   r   r   r   r     s    	Fr   ))__doc__	functoolsr   	fractionsr   numpyrI   numpy.polynomial.polynomial
polynomialr   r;   r   r   numpy.testingr   r   r   r   r	   r
   r   T0T1T2T3T4T5T6T7T8T9r   r$   rB   rh   rz   r   r   r   r   r   r   r   r   r   <module>   s<     E 0b(4