U
    hâËdà	  ã                   @   sf   d dl Zd dlmZ d dlmZ d dlmZ d dlZe 	dd„ ¡Z
G dd„ deƒZed	krbe ¡  dS )
é    N)Úcuda)ÚENABLE_CUDASIM)ÚCUDATestCasec                 C   s   | | S ©N© ©ÚaÚbr   r   ú_/home/sam/Atlas/atlas_env/lib/python3.8/site-packages/numba/cuda/tests/cudapy/test_reduction.pyÚ<lambda>   ó    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 )ÚTestReductionc                 C   s4   t j|t jd�d }| ¡ }t|ƒ}|  ||¡ d S )N©Zdtypeé   ©ÚnpÚarangeÚfloat64ÚsumÚ
sum_reduceÚassertEqual)ÚselfÚnÚAÚexpectÚgotr   r   r
   Ú_sum_reduce   s    zTestReduction._sum_reducec                 C   sH   t rddg}n"ddddddddd	d
dddddg}|D ]}|  |¡ q4d S )Nr   é   é   é   é   é€   é�   iÿ  i   i  i   i   i  i€ i‡  )r   r   )r   Z
test_sizesr   r   r   r
   Útest_sum_reduce   s    
     ÿzTestReduction.test_sum_reducec                 C   s4   t jdt jd�d }| ¡ }t|ƒ}|  ||¡ d S ©Nr   r   r   r   )r   r   r   r   r   r   r
   Útest_empty_array_host    s    z#TestReduction.test_empty_array_hostc                 C   s>   t jdt jd�d }t |¡}| ¡ }t|ƒ}|  ||¡ d S r$   )r   r   r   r   Ú	to_devicer   r   r   )r   r   ZdAr   r   r   r   r
   Útest_empty_array_device&   s
    
z%TestReduction.test_empty_array_devicec                 C   sH   t  dd„ ¡}tjdtjd�d }| ¡ }||dd�}tj ||¡ d S )Nc                 S   s   | | S r   r   r   r   r   r
   r   .   r   z0TestReduction.test_prod_reduce.<locals>.<lambda>é@   r   r   ©Úinit)r   Úreducer   r   r   ÚprodÚtestingZassert_allclose)r   Zprod_reducer   r   r   r   r   r
   Útest_prod_reduce-   s
    zTestReduction.test_prod_reducec                 C   sF   t  dd„ ¡}tjdtjd�d }| ¡ }||dd�}|  ||¡ d S )Nc                 S   s
   t | |ƒS r   )Úmaxr   r   r   r
   r   5   r   z/TestReduction.test_max_reduce.<locals>.<lambda>i…  r   r   r   r)   )r   ÚReducer   r   r   r/   r   )r   Ú
max_reducer   r   r   r   r   r
   Útest_max_reduce4   s
    zTestReduction.test_max_reducec                 C   s@   d}t jdt jd�d }| ¡ | }t||d�}|  ||¡ d S )Né   é
   r   r   r)   r   )r   r*   r   r   r   r   r   r
   Útest_non_identity_init;   s
    z$TestReduction.test_non_identity_initc                 C   s\   t jdt jd�d }t t jdt jd�¡}| ¡ }t||d�}|  |¡ |  	||d ¡ d S )Nr4   r   r   )Úresr   )
r   r   r   r   r&   Zzerosr   r   ZassertIsNoner   )r   r   r   r   r6   r   r   r
   Útest_result_on_deviceB   s    
z#TestReduction.test_result_on_deviceN)Ú__name__Ú
__module__Ú__qualname__r   r#   r%   r'   r.   r2   r5   r7   r   r   r   r
   r      s   r   Ú__main__)Únumpyr   Znumbar   Znumba.core.configr   Znumba.cuda.testingr   Zunittestr0   r   r   r8   Úmainr   r   r   r
   Ú<module>   s   @