o
    iZw                     @   sD  d dl mZmZmZmZ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mZ d dlmZmZmZmZmZmZmZmZmZmZ d dlZd dlZd dlmZ g dZ g dZ!d	gZ"d
gZ#dd Z$dd Z%dd Z&dd Z'dd Z(dd Z)dd Z*dd Z+G dd dZ,G dd de,Z-G dd  d e,Z.G d!d" d"Z/G d#d$ d$Z0G d%d& d&e0Z1G d'd( d(e0Z2G d)d* d*Z3G d+d, d,e3Z4G d-d. d.e3Z5G d/d0 d0Z6G d1d2 d2e6Z7G d3d4 d4e6Z8G d5d6 d6Z9G d7d8 d8Z:G d9d: d:Z;G d;d< d<Z<G d=d> d>Z=G d?d@ d@Z>G dAdB dBZ?ej@AdCeeegdDdE ZBdS )F    )assert_assert_equalassert_array_almost_equalassert_array_almost_equal_nulpassert_array_lessN)raises)ifftfftfftnifftnrfftirfftfft2)
arangearrayasarrayzerosdotexppiswapaxesdoublecdoublerand)i    i`  i  )      $   i     c                 C   s8   d| d| }t tj| | |tj|  | d S )Nzsize: z  rdt: )r   npZlinalgZnorm)xyrtolsizerdterr_msg r&   X/home/kim/smarthome/.venv/lib/python3.10/site-packages/scipy/fftpack/tests/test_basic.py_assert_close_in_norm#   s   (r(   c                 C   s   t |  S Nr   )r#   r&   r&   r'   random)   s   r*   c                 C   sZ   t | } t| }t|td}t| dt |  }t|D ]}tt|| | ||< q|S Ndtype               @	r   lenr   r   r   r   ranger   r   r    nr!   wir&   r&   r'   
direct_dft-   s   r6   c                 C   s\   t | } t| }t|td}t|dt |  }t|D ]}tt|| | | ||< q|S r+   r/   r2   r&   r&   r'   direct_idft7   s   r7   c                 C   ,   t | } tt| jD ]}t| |d} q| S N)axis)r   r1   r0   shaper	   r    r:   r&   r&   r'   direct_dftnA      r=   c                 C   r8   r9   )r   r1   r0   r;   r   r<   r&   r&   r'   direct_idftnH   r>   r?   c                 C   s   t | } t| }t| dt |  }t|td}t|d d D ])}tt|| | }|rE|j	|d| d < d| |k rD|j
|d| < q!|j	|d< q!|S )Nr.   r,   r      r   )r   r0   r   r   r   r   r1   r   r   realimag)r    r3   r4   rr5   r!   r&   r&   r'   direct_rdftO   s   rD   c                 C   s   t | } t| }t|td}t|d d D ]B}|rRd| |k rG| d| d  d| d|    ||< | d| d  d| d|    ||| < q| d| d  ||< q| d |d< qt|jS )Nr,   r   r@                 ?r   )r   r0   r   r   r1   r7   rA   )r    r3   x1r5   r&   r&   r'   direct_irdft_   s   $*
rG   c                   @   s4   e Zd Zdd Zdd Zdd Zdd Zd	d
 ZdS )_TestFFTBasec                 C   s   d | _ d | _tjd d S N  )cdtr$   r   r*   seedselfr&   r&   r'   setup_methodp   s   z_TestFFTBase.setup_methodc                 C   sf   t jg d| jd}t|}t|j| j t|}t|| t jg d| jd}tt|t| d S )Nr@   r            @      ?r@   r   rQ   y      @       @r,   r@   r   rQ   y      @           )r   r   rK   r	   r   r-   r6   r   rN   r    r!   y1r&   r&   r'   test_definitionu   s   
z_TestFFTBase.test_definitionc                 C   sz   t jg d| jd}t jg d| jd}t||gdd}t|j| j t|jd t|d t	| t|d t	| d S Nr@   r   rQ      r,   rZ   r3   r   rZ   r   r@   )
r   r   r$   r	   r   r-   rK   r;   r   r6   rN   rF   x2r!   r&   r&   r'   test_n_argument_real~      z!_TestFFTBase.test_n_argument_realc                 C   sz   t jg d| jd}t jg d| jd}t||gdd}t|j| j t|jd t|d t| t|d t| d S )N)r@   r   rQ   rR   r,   rZ   r[   r\   r   r@   )	r   r   rK   r	   r   r-   r;   r   r6   r]   r&   r&   r'   _test_n_argument_complex   r`   z%_TestFFTBase._test_n_argument_complexc                 C   *   t ttg  t ttddgddggd d S Nr@   r   )assert_raises
ValueErrorr	   rM   r&   r&   r'   test_invalid_sizes      z_TestFFTBase.test_invalid_sizesN)__name__
__module____qualname__rO   rW   r_   ra   rg   r&   r&   r&   r'   rH   o   s    			rH   c                   @      e Zd Zdd ZdS )TestDoubleFFTc                 C      t j| _t j| _d S r)   r   
complex128rK   float64r$   rM   r&   r&   r'   rO         zTestDoubleFFT.setup_methodNri   rj   rk   rO   r&   r&   r&   r'   rm          rm   c                   @   s0   e Zd Zdd ZdZejjdeddd ZdS )	TestSingleFFTc                 C   rn   r)   r   	complex64rK   float32r$   rM   r&   r&   r'   rO      rr   zTestSingleFFT.setup_methodzusingle-precision FFT implementation is partially disabled, until accuracy issues with large prime powers are resolvedF)runreasonc                 C   s   d S r)   r&   rM   r&   r&   r'   test_notice   s   zTestSingleFFT.test_noticeN)	ri   rj   rk   rO   rz   pytestmarkZxfailr{   r&   r&   r&   r'   ru      s
    ru   c                   @      e Zd Zdd Zdd ZdS )TestFloat16FFTc                 C   sT   t jg dt jd}t|dd}t|jt j t|jd t|t	|
t j d S )NrY   r,   rZ   r[   )rZ   r   r   float16r	   r   r-   rw   r;   r   r6   astyperx   )rN   rF   r!   r&   r&   r'   test_1_argument_real   s
   z#TestFloat16FFT.test_1_argument_realc                 C   s   t jg dt jd}t jg dt jd}t||gdd}t|jt j t|jd t|d t	|
t j t|d t	|
t j d S rX   r   r]   r&   r&   r'   r_      s   z#TestFloat16FFT.test_n_argument_realN)ri   rj   rk   r   r_   r&   r&   r&   r'   r      s    r   c                   @   sD   e Zd Zdd Zdd Zdd Zdd Zd	d
 Zdd Zdd Z	dS )_TestIFFTBasec                 C      t jd d S rI   r   r*   rL   rM   r&   r&   r'   rO         z_TestIFFTBase.setup_methodc                 C   sb   t g d| j}t|}t|}t|j| j t|| t g d| j}tt|t| d S )NrP   rS   )r   r   rK   r   r7   r   r-   r   rU   r&   r&   r'   rW      s   
z_TestIFFTBase.test_definitionc                 C   sr   t g d| j}t|}t|j| j t|}t|| t jg d| jd}t|j| j tt|t| d S )Nr@   r   rQ   rZ   r@   r   rQ   rZ   r@   r   rQ   rZ   rT   r,   )	r   r   r$   r   r   r-   rK   r7   r   rU   r&   r&   r'   test_definition_real   s   
z"_TestIFFTBase.test_definition_realc                 C   s   dD ]<}t |g| j}t |g| jd|  }tt|}tt|}t|j| j t|j| j t|| t|| qd S )N	r@   3   o   d      @         i   rE   )r*   r   rK   r   r	   r   r-   r   rN   r#   r    rV   y2r&   r&   r'   test_random_complex   s   
z!_TestIFFTBase.test_random_complexc                 C   sh   dD ]/}t |g| j}tt|}tt|}t|j| j t|j| j t|| t|| qd S )Nr   )	r*   r   r$   r   r	   r   r-   rK   r   r   r&   r&   r'   test_random_real   s   
z_TestIFFTBase.test_random_realc                 C   s   | j tjkr	d}n| j tjkrd}tt D ]\}tjd tj|	| j }t
t|}t||||| j  tt
|}t||||| j  |dtj|  	| j}t
t|}t||||| j  tt
|}t||||| j  qd S )Nh㈵>绽|=rJ   rE   )r$   r   rx   rq   LARGE_COMPOSITE_SIZESLARGE_PRIME_SIZESr*   rL   r   r   r   r	   r(   rK   rN   r"   r#   r    r!   r&   r&   r'   test_size_accuracy   s"   z _TestIFFTBase.test_size_accuracyc                 C   rb   rc   )re   rf   r   rM   r&   r&   r'   rg      rh   z _TestIFFTBase.test_invalid_sizesN)
ri   rj   rk   rO   rW   r   r   r   r   rg   r&   r&   r&   r'   r      s    

r   c                   @   rl   )TestDoubleIFFTc                 C   rn   r)   ro   rM   r&   r&   r'   rO     rr   zTestDoubleIFFT.setup_methodNrs   r&   r&   r&   r'   r     rt   r   c                   @   rl   )TestSingleIFFTc                 C   rn   r)   rv   rM   r&   r&   r'   rO   
  rr   zTestSingleIFFT.setup_methodNrs   r&   r&   r&   r'   r   	  rt   r   c                   @   sB   e Zd Zdd Zdd Zdd ZG dd dZd	d
 Zdd ZdS )_TestRFFTBasec                 C   r   rI   r   rM   r&   r&   r'   rO     r   z_TestRFFTBase.setup_methodc                 C   sR   g dg dfD ]}t j|| jd}t|}t|}t|| t|j| j qd S )Nr   	r@   r   rQ   rZ   r@   r   rQ   rZ   rT   r,   )r   r   r$   r   rD   r   r   r-   )rN   tr    r!   rV   r&   r&   r'   rW     s   
z_TestRFFTBase.test_definitionc                 C   rb   rc   )re   rf   r   rM   r&   r&   r'   rg     rh   z _TestRFFTBase.test_invalid_sizesc                   @   r~   )z_TestRFFTBase.MockSeriesc                 C   s   t || _d S r)   )r   r   datarN   r   r&   r&   r'   __init__!  r   z!_TestRFFTBase.MockSeries.__init__c              
   C   s:   zt | j|W S  ty } z	td| d|d }~ww )Nz&'MockSeries' object has no attribute '')getattrr   AttributeError)rN   itemer&   r&   r'   __getattr__$  s   z$_TestRFFTBase.MockSeries.__getattr__N)ri   rj   rk   r   r   r&   r&   r&   r'   
MockSeries   s    r   c                 C   sB   t g d}t|}g d}t| t|| t|j| d S )N)g      ?g       @g      @g      @g      @r   )r   r   r   r   r   r   r   )rN   r    Zxsexpectedr&   r&   r'   test_non_ndarray_with_dtype+  s   

z)_TestRFFTBase.test_non_ndarray_with_dtypec                 C      t tttjdtjd d S NrZ   r,   )re   	TypeErrorr   r   r   rw   rM   r&   r&   r'   test_complex_input6     z _TestRFFTBase.test_complex_inputN)	ri   rj   rk   rO   rW   rg   r   r   r   r&   r&   r&   r'   r     s    r   c                   @   rl   )TestRFFTDoublec                 C   rn   r)   ro   rM   r&   r&   r'   rO   ;  rr   zTestRFFTDouble.setup_methodNrs   r&   r&   r&   r'   r   :  rt   r   c                   @   rl   )TestRFFTSinglec                 C   rn   r)   rv   rM   r&   r&   r'   rO   A  rr   zTestRFFTSingle.setup_methodNrs   r&   r&   r&   r'   r   @  rt   r   c                   @   s<   e Zd Zdd Zdd Zdd Zdd Zd	d
 Zdd ZdS )_TestIRFFTBasec                 C   r   rI   r   rM   r&   r&   r'   rO   G  r   z_TestIRFFTBase.setup_methodc                    sD   g d}g d}g d}g d} fdd}||| ||| d S )Nr   )r@          @      @rR   r   rZ          @            @      r   r   )	r@   r   rR   r   y      @      @y      @      r   r   r   c                    sR   t tj|  jd}t| }t|j j t|| jd t|t	| jd d S )Nr,   )decimal)
r   r   r   r$   rG   r   r-   r   ndecr   )r    Zxrr!   rV   rM   r&   r'   _testP  s
   z-_TestIRFFTBase.test_definition.<locals>._testr&   )rN   rF   Zx1_1r^   Zx2_1r   r&   rM   r'   rW   J  s   
z_TestIRFFTBase.test_definitionc                 C   s   dD ];}t |g| j}tt|}tt|}t|j| j t|j| j t||| jd| d t||| jd| d qd S )Nr   zsize=%d)r   r%   )	r*   r   r$   r   r   r   r-   r   r   r   r&   r&   r'   r   Z  s   

z_TestIRFFTBase.test_random_realc                 C   s   | j tjkr	d}n| j tjkrd}tt D ]0}tjd tj|	| j }t
t|}t||||| j  tt
|}t||||| j  qd S )Nr   r   rJ   )r$   r   rx   rq   r   r   r*   rL   r   r   r   r   r(   r   r&   r&   r'   r   f  s   z!_TestIRFFTBase.test_size_accuracyc                 C   rb   rc   )re   rf   r   rM   r&   r&   r'   rg   u  rh   z!_TestIRFFTBase.test_invalid_sizesc                 C   r   r   )re   r   r   r   r   rw   rM   r&   r&   r'   r   y  r   z!_TestIRFFTBase.test_complex_inputN)	ri   rj   rk   rO   rW   r   r   rg   r   r&   r&   r&   r'   r   F  s    r   c                   @   rl   )TestIRFFTDoublec                 C      t j| _t j| _d| _d S )N   )r   rp   rK   rq   r$   r   rM   r&   r&   r'   rO        
zTestIRFFTDouble.setup_methodNrs   r&   r&   r&   r'   r     rt   r   c                   @   rl   )TestIRFFTSinglec                 C   r   )NrT   )r   rw   rK   rx   r$   r   rM   r&   r&   r'   rO     r   zTestIRFFTSingle.setup_methodNrs   r&   r&   r&   r'   r     rt   r   c                   @   s$   e Zd Zdd Zdd Zdd ZdS )Testfft2c                 C   r   rI   r   rM   r&   r&   r'   rO     r   zTestfft2.setup_methodc                 C   s8   t d}t|ddd}t jj|ddd}t|| dS )z-FFT returns wrong result with axes parameter.rZ   rZ   r      r   r;   axes)sr   N)numpyZonesr   r	   r
   r   rN   r    r!   Zy_rr&   r&   r'   test_regression_244  s   
zTestfft2.test_regression_244c                 C   s,   t ttg g t ttddgddggd d S )Nr@   r   rZ   r   )re   rf   r   rM   r&   r&   r'   rg     s   zTestfft2.test_invalid_sizesN)ri   rj   rk   rO   r   rg   r&   r&   r&   r'   r     s    	r   c                   @   s   e Zd Zdd Zdd Zejdee	 dd Z
ejdee dd	 Zd
d Zejdee	 dd Zejdee dd ZdS )TestFftnSinglec                 C   r   rI   r   rM   r&   r&   r'   rO     r   zTestFftnSingle.setup_methodc                 C   s\   g dg dg dg}t t|tj}t|jtjkdd tt |tj}t|| d S )Nr@   r   rQ   rZ   rT         r   	   z-double precision output with single precision)msg)r
   r   r   rx   r   r-   rw   r   r   r&   r&   r'   rW     s   zTestFftnSingle.test_definitionr#   c                 C   v   t jd}|||fd|||f  }t|jt j}t|jt jt j}t	|j
t j t||d d S )NrJ   rE     r   r*   default_rngr
   rA   r   rx   rq   rw   r   r-   r   rN   r#   rngr    rV   r   r&   r&   r'   test_size_accuracy_small      z'TestFftnSingle.test_size_accuracy_smallc                 C   v   t jd}||dfd||df  }t|jt j}t|jt jt j}t	|j
t j t||d d S )NrJ   rQ   rE   r   r   )rN   r#   r   r    rV   r   r&   r&   r'   test_size_accuracy_large  r   z'TestFftnSingle.test_size_accuracy_largec                 C   sV   g dg dg dg}t t|tj}t|jtj tt |tj}t|| d S )Nr   r   r   )r
   r   r   r   r   r-   rw   r   r   r&   r&   r'   test_definition_float16  s   z&TestFftnSingle.test_definition_float16c                 C   r   )NrJ   rE   g    Ar   r*   r   r
   rA   r   r   rq   rw   r   r-   r   r   r&   r&   r'   test_float16_input_small  r   z'TestFftnSingle.test_float16_input_smallc                 C   r   )NrJ   rQ   rE   g    >Ar   r   r&   r&   r'   test_float16_input_large  r   z'TestFftnSingle.test_float16_input_largeN)ri   rj   rk   rO   rW   r|   r}   parametrizeSMALL_COMPOSITE_SIZESSMALL_PRIME_SIZESr   r   r   r   r   r   r   r&   r&   r&   r'   r     s    
	
		
	r   c                   @   sL   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S )TestFftnc                 C   r   rI   r   rM   r&   r&   r'   rO     r   zTestFftn.setup_methodc                 C   sd   g dg dg dg}t |}t|t| td}tt |t| td}tt |t| d S )Nr   r   r         rT   rZ   rQ   r   )r
   r   r=   r*   rN   r    r!   r&   r&   r'   rW     s   zTestFftn.test_definitionc              	   C   s  g dg dg dg}g dg dg dg}g dg dg d	g}g dg dg dg}g dg dg dg}g dg dg d	g}g d
g dg dg}g dg dg dg}g dg dg dg}	g dg dg dg}
g dg dg dg}g dg dg dg}g dg dg dg}g dg dg dg}g dg dg dg}g d
g dg dg}g dg dg dg}g dg dg dg}|||	g}|
||g}|||g}|||g}|||g}t |||g}tt|t|dd tt|t|dd tt|ddt|d d t|d!d}tt|d"d#t| t|d$d}ttt|d"d#d"d%t| t|d&d}ttt|d"d#d#d%t| t|d'd}tt|d%d#t| t|d(d}tt|d%d"t| t|d)d}tt||d*  tt||d+  tt||d,  t|d-d}tt||d*  tt||d+  tt||d,  t|d.d}tt|d d d d d*f |d d d d d*f  tt|d d d d d+f |d d d d d+f  tt|d d d d d,f |d d d d d,f  t|d/d}tt|d d d*d d f |d d d*d d f  tt|d d d+d d f |d d d+d d f  tt|d d d,d d f |d d d,d d f  t|d0d}tt|t|d* d%d" tt|t|d+ d%d" tt|t|d, d%d" t|d1d}tt|t|d d d*d d f d"d% tt|t|d d d+d d f d"d% tt|t|d d d,d d f d"d% t|d2d}tt|t|d d d d d*f d"d% tt|t|d d d d d+f d"d% tt|	t|d d d d d,f d"d% t|d3d}td4D ] }td4D ]}tt|||d d f |||d d f  qqt|d5d}td4D ] }td4D ]}tt||d d |f ||d d |f  q6q0t|d6d}td4D ] }td4D ]}tt|d d ||f |d d ||f  qaq[t|d7d}t|| d S )8Nr   r   r   )
         )   r      )         )   r      )         )   r      )r@   r   r   )rZ   r   r   )r   r   r   )r   r   r   )rT   r   r   )r   r   r   )rQ   r   r   )r   r   r   )r   r   r   )r@   rZ   r   )r   r   r   )r   r   r   )r   rT   r   )r   r   r   )r   r   r   )rQ   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@   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   rQ   r   r   r&   )r   r   r
   r   r1   r	   )rN   Zplane1Zplane2Zplane3Z	ki_plane1Z	ki_plane2Z	ki_plane3Z	jk_plane1Z	jk_plane2Z	jk_plane3Z	kj_plane1Z	kj_plane2Z	kj_plane3Z	ij_plane1Z	ij_plane2Z	ij_plane3Z	ik_plane1Z	ik_plane2Z	ik_plane3Z	ijk_spaceZ	ikj_spaceZ	jik_spaceZ	jki_spaceZ	kij_spacer    r!   r5   jr&   r&   r'   test_axes_argument  s.  





222222...zTestFftn.test_axes_argumentc                 C   sl   g dg dg}g dg dg dg dg}t |dd}t|t | t |dd}t|t |d d	  d S )
Nr   r   r@   r   rQ   r   rZ   rT   r   r   r   r   r   r   rZ   rZ   r;   )rQ   rZ   r   )r
   r   rN   Zsmall_xZlarge_x1r!   r&   r&   r'   test_shape_argumentx  s   zTestFftn.test_shape_argumentc                 C   s   g dg dg dg}t g dg dg dg dg}t|dd	d
}t|t| t|ddd
}t|ttt|dddd 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'   test_shape_axes_argument  s   
z!TestFftn.test_shape_axes_argumentc                 C   s   t jd}t|ddd}t|t|ddd t jd}t|ddd}t|t|d	dd t jd
}t|ddd}t|t jj|ddd d S )N)r   rT   rQ   r   r  )r   )r   r;   r   r   )r:   r3   r  r   r   r   r   )r   r   )r   r*   r
   r   r	   r   r&   r&   r'   test_shape_axes_argument2  s   z"TestFftn.test_shape_axes_argument2c                 C   sF   t d}ttdd t|dd W d    d S 1 sw   Y  d S )Nr   zBwhen given, axes and shape arguments have to be of the same lengthmatch)r   r   r   r@   r  )r   re   rf   r
   )rN   r    r&   r&   r'   test_shape_argument_more  s   "z!TestFftn.test_shape_argument_morec                 C   ~   t tdd tg g W d    n1 sw   Y  t tdd tddgddggd W d    d S 1 s8w   Y  d S Nz4invalid number of data points \(\[1, 0\]\) specifiedr  z5invalid number of data points \(\[4, -3\]\) specifiedr@   r   r   )re   rf   r
   rM   r&   r&   r'   rg        "zTestFftn.test_invalid_sizesN)ri   rj   rk   rO   rW   r  r  r  r  r  rg   r&   r&   r&   r'   r     s     r   c                   @   s~   e Zd ZdZdZdd Zejde	j
e	jdfe	je	jdfgdd Zejd	ddgejd
g ddd Zdd ZdS )	TestIfftnNc                 C   r   rI   r   rM   r&   r&   r'   rO     r   zTestIfftn.setup_methodzdtype,cdtype,maxnlpr   i  c                 C   s   t jd}t jg dg dg dg|d}t|}t|j| t|t|| |d}tt|t|| |d}tt|t|| d S )NrJ   r   r   r   r,   r   r   )	r   r*   r   r   r   r   r-   r   r?   )rN   r-   cdtypemaxnlpr   r    r!   r&   r&   r'   rW     s   


zTestIfftn.test_definitionr  r#   )r@   r   r       r   \   c                 C   sX   t jd}|||gd|||g  }ttt||| ttt||| d S )NrJ   rE   )r   r*   r   r   r   r
   )rN   r  r#   r   r    r&   r&   r'   r     s    zTestIfftn.test_random_complexc                 C   r  r  )re   rf   r   rM   r&   r&   r'   rg     r  zTestIfftn.test_invalid_sizes)ri   rj   rk   r-   r  rO   r|   r}   r   r   rq   rp   rx   rw   rW   r   rg   r&   r&   r&   r'   r    s    
r  c                   @   rl   )	FakeArrayc                 C   s   || _ |j| _d S r)   )_dataZ__array_interface__r   r&   r&   r'   r     s   zFakeArray.__init__N)ri   rj   rk   r   r&   r&   r&   r'   r    rt   r  c                   @   s   e Zd Zdd ZdddZdS )
FakeArray2c                 C   s
   || _ d S r)   r  r   r&   r&   r'   r     s   
zFakeArray2.__init__Nc                 C   s   | j S r)   r  )rN   r-   copyr&   r&   r'   	__array__  s   zFakeArray2.__array__)NN)ri   rj   rk   r   r!  r&   r&   r&   r'   r    s    r  c                   @   s  e Zd ZdZejejfZeejej	f Z
g dZdd Zdd Zejde
ejdeejd	d
dgejdg ddd Zejdeejdeejd	d
dgejdg ddd Zdd Zejde
ejd	d
dgejdg ddd ZdS )TestOverwritez4Check input overwrite behavior of the FFT functions.)r   r   r  c           	      C   sx   |  }dd ttfD ].}||||||d |j d|j |jd|d|d|d}|s9t||d	| d
 qd S )Nc                 S   s   | S r)   r&   )r    r&   r&   r'   <lambda>  s    z&TestOverwrite._check.<locals>.<lambda>overwrite_x(z, z, axis=z, overwrite_x=)zspurious overwrite in )r%   )r   r  r  ri   r-   r;   r   )	rN   r    routinefftsizer:   r%  r^   Zfakesigr&   r&   r'   _check  s   zTestOverwrite._checkc           	      C   sf   t jd t |t jrt jj| dt jj|   }nt jj| }||}| j|||||d d S )NrJ   rE   r$  )r   r*   rL   
issubdtypecomplexfloatingrandnr   r+  )	rN   r(  r-   r;   r:   overwritable_dtypesr)  r%  r   r&   r&   r'   	_check_1d  s   

zTestOverwrite._check_1dr-   r)  r%  TFz
shape,axes))r   r   )r   r   r   )r   r   r@   c              	   C   s<   t jt jf}| t|||||| | t|||||| d S r)   )r   rp   rw   r0  r	   r   rN   r-   r)  r%  r;   r   overwritabler&   r&   r'   test_fft_ifft  s   zTestOverwrite.test_fft_ifftc              	   C   s6   | j }| t|||||| | t|||||| d S r)   )real_dtypesr0  r   r   r4  r&   r&   r'   test_rfft_irfft  s   zTestOverwrite.test_rfft_irfftc           
         s   t jd t |t jrt jj| dt jj|   }nt jj| }||} fdd |d u r4|}ntt ||} |D ]}	| j	|||	||d |j
dkr\| j	|j||	||d q@d S )NrJ   rE   c                 3   sb    t | dkrdV  d S | d d | d | d d fD ]} | dd  D ]}|f| V  q%qd S )Nr   r&   r   r@   )r0   )Zshpr  restfftshape_iterr&   r'   r;  4  s   
"z2TestOverwrite._check_nd_one.<locals>.fftshape_iterr$  r@   )r   r*   rL   r,  r-  r.  r   tupleZtaker+  ndimT)
rN   r(  r-   r;   r   r/  r%  r   Z
part_shapeZfftshaper&   r:  r'   _check_nd_one+  s&   

zTestOverwrite._check_nd_one))r1  N)r1  r  )r2  r  )r3  r@   )r   r   N)rA  r   r@   )r   r   r   rB  )rC  r  )rC  r  )rC  r@  )rC  )r   )rC  N)rC  r   c                 C   s8   t jt jf}| t||||| | t||||| d S r)   )r   rp   rw   r?  r
   r   )rN   r-   r%  r;   r   r5  r&   r&   r'   test_fftn_ifftnH  s   zTestOverwrite.test_fftn_ifftnN)ri   rj   rk   __doc__r   rx   rq   r7  rw   rp   ZdtypesZfftsizesr+  r0  r|   r}   r   r6  r8  r?  rD  r&   r&   r&   r'   r"    s,    
r"  funcc                 C   s   t jdd}| |dd}| |t ddgd}t|| | |dd}| |t dgd}t|| | |dd	d
}| |t ddgt ddgd
}t|| d S )Nr   )rT   rT   r  rT   r  r   r   )rZ   r   )r@   r   r   rZ   r   r@   r   )r   r*   r   r   r   )rF  aexpectactualr&   r&   r'   test_shape_axes_ndarray_  s   

"rJ  )CZnumpy.testingr   r   r   r   r   r|   r   re   Zscipy.fftpackr   r	   r
   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   r   Z	numpy.fftZnumpy.randomr   r   r   r   r   r(   r*   r6   r7   r=   r?   rD   rG   rH   rm   ru   r   r   r   r   r   r   r   r   r   r   r   r   r   r  r  r  r"  r}   r   rJ  r&   r&   r&   r'   <module>   sZ   $0

&H+:A Y-k