U
    hâËd9  ã                   @   s\   d dl mZ d dlmZ d dlmZmZ d dlZd dl	Z	G dd„ deƒZ
edkrXe	 ¡  dS )é    )Úcuda)ÚTypingError)ÚCUDATestCaseÚskip_on_cudasimNc                       sŽ   e Zd Z‡ fdd„Zdd„ Zdd„ Zdd„ Zd	d
„ Zedƒdd„ ƒZ	e
 d¡dd„ ƒZe
jdd„ ƒZe
 d¡dd„ ƒZedƒdd„ ƒZ‡  ZS )ÚTestSelfRecursionc                    s    ddl m} || _tƒ  ¡  d S )Nr   )Úrecursion_usecases)Znumba.cuda.tests.cudapyr   ÚmodÚsuperÚsetUp)Úselfr   ©Ú	__class__© ú_/home/sam/Atlas/atlas_env/lib/python3.8/site-packages/numba/cuda/tests/cudapy/test_recursion.pyr
   
   s    zTestSelfRecursion.setUpc                    sX   t j‡ fdd„ƒ}tjdgtjd�}t |¡}|d ||ƒ |d }d}|  ||¡ d S )Nc                    s   ˆ |d ƒ| d< d S ©Nr   r   )ÚrÚx©Úcfuncr   r   Úkernel   s    z+TestSelfRecursion.check_fib.<locals>.kernelé
   ©Zdtype©é   r   r   é7   )r   ÚjitÚnpÚasarrayÚint64Ú
zeros_likeÚassertPreciseEqual)r   r   r   r   r   ÚactualÚexpectedr   r   r   Ú	check_fib   s    
zTestSelfRecursion.check_fibc                 C   s   |   | jj¡ d S ©N)r#   r   Zfib1©r   r   r   r   Útest_global_explicit_sig   s    z*TestSelfRecursion.test_global_explicit_sigc                 C   s   |   | jj¡ d S r$   )r#   r   Zfib2r%   r   r   r   Útest_inner_explicit_sig!   s    z)TestSelfRecursion.test_inner_explicit_sigc                 C   s   |   | jj¡ d S r$   )r#   r   Zfib3r%   r   r   r   Útest_global_implicit_sig$   s    z*TestSelfRecursion.test_global_implicit_sigzSimulator does not compilec              	      sJ   |   t¡�$}| jj‰ t d¡‡ fdd„ƒ}W 5 Q R X |  dt|jƒ¡ d S )Núvoid()c                      s   ˆ dƒ d S )Nr   r   r   r   r   r   r   ,   s    z.TestSelfRecursion.test_runaway.<locals>.kernelz#cannot type infer runaway recursion)	ÚassertRaisesr   r   Zrunaway_selfr   r   ÚassertInÚstrÚ	exception©r   Úraisesr   r   r   r   Útest_runaway'   s    ÿzTestSelfRecursion.test_runawayz-Needs insert_unresolved_ref support in targetc           	         sŽ   | j jj}| j j‰ tj‡ fdd„ƒ}d}tj|d gtjd�}tj|d gtjd�}t 	|¡}|d |||ƒ ||Ž }|d }|  
||¡ d S )Nc                    s   ˆ |d |d ƒ| d< d S r   r   )r   r   Úyr   r   r   r   8   s    z2TestSelfRecursion.test_type_change.<locals>.kernel)é   g      À?r   r   r   r   )r   Ztype_change_selfZpy_funcr   r   r   r   r   Zfloat64r   r    )	r   Úpfuncr   Úargsr   r1   r   r"   r!   r   r   r   Útest_type_change3   s    

z"TestSelfRecursion.test_type_changec              	   C   s<   |   t¡�}| jjd dƒ W 5 Q R X |  t|jƒd¡ d S )Nr   é   Z
raise_self)r*   Ú
ValueErrorr   Zraise_self_kernelÚassertEqualr,   r-   )r   r/   r   r   r   Ú
test_raiseH   s    zTestSelfRecursion.test_raisec                    sŠ   | j  ¡ ‰| j  tj¡‰ tj‡ fdd„ƒ}‡fdd„}dD ]J}||ƒ}tj|gtjd�}t |¡}|d ||ƒ |d }|  ||¡ q:d S )	Nc                    s$   ˆ |d ƒ}|d krd}|| d< d S )Nr   éç  r   )r   r   Úresr   r   r   r   W   s    z6TestSelfRecursion.test_optional_return.<locals>.kernelc                    s   ˆ | ƒ}|d krd}|S )Nr:   r   )r   r;   )r3   r   r   Ú
cpu_kernel^   s    z:TestSelfRecursion.test_optional_return.<locals>.cpu_kernel)r   é   r   é   r   r   r   )	r   Zmake_optional_return_caser   r   r   r   r   r   r8   )r   r   r<   Úargr"   r   r   r!   r   )r   r3   r   Útest_optional_returnR   s    

z&TestSelfRecursion.test_optional_returnz4Recursion handled because simulator does not compilec              	      sP   | j  tj¡‰ |  t¡�}t d¡‡ fdd„ƒ}W 5 Q R X |  dt|jƒ¡ d S )Nr)   c                      s   ˆ dƒ d S )Néd   r   r   r   r   r   r   r   s    z;TestSelfRecursion.test_growing_return_tuple.<locals>.kernelz3Return type of recursive function does not converge)	r   Zmake_growing_tuple_caser   r   r*   r   r+   r,   r-   r.   r   r   r   Útest_growing_return_tuplem   s    þz+TestSelfRecursion.test_growing_return_tuple)Ú__name__Ú
__module__Ú__qualname__r
   r#   r&   r'   r(   r   r0   ÚunittestÚskipr5   ZexpectedFailurer9   r@   rB   Ú__classcell__r   r   r   r   r      s   


	
r   Ú__main__)Znumbar   Znumba.core.errorsr   Znumba.cuda.testingr   r   Únumpyr   rF   r   rC   Úmainr   r   r   r   Ú<module>   s   t