U
    iâËd9  ã                   @   sÂ   d dl Z d dlZd dlmZ d dlm  m  mZ	 d dl
mZmZ d dlmZmZ d dlmZmZ d dlm  mZ d dlZeƒ Zde_eƒ Ze e	jd¡G dd	„ d	eƒƒZed
kr¾e ¡  dS )é    N)Újit)ÚtypesÚerrors)Úcompile_isolatedÚFlags)ÚTestCaseÚtagTz4CFFI not supported -- please install the cffi modulec                   @   sÀ   e Zd ZdZdd„ Zdd„ Zefdd„Zdd	„ Zd
d„ Z	dd„ Z
ef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d„ Zd d!„ Zd"d#„ Zd$d%„ Zd&d'„ Zd(d)„ Zd*d+„ Zd,S )-ÚTestCFFIFc                 C   s   t  ¡  t  ¡  d S ©N)ÚmodÚinitZinit_ool©Úself© r   úN/home/sam/Atlas/atlas_env/lib/python3.8/site-packages/numba/tests/test_cffi.pyÚsetUp   s    zTestCFFI.setUpc                 C   s>   t  tj tj¡¡}|  t|jƒd¡ |  |jd t	j
¡ d S )Né   r   )Úcffi_supportZmap_typer   ÚffiZtypeofÚcffi_sinÚassertEqualÚlenÚargsr   Údouble)r   Ú	signaturer   r   r   Útest_type_map    s    zTestCFFI.test_type_mapc                 C   s:   t |tjg|d�}|j}dD ]}|  ||ƒ||ƒ¡ qd S )N©Úflags)g333333ó¿éÿÿÿÿr   gš™™™™™¹?g…ëQ¸	@)r   r   r   Úentry_pointZassertPreciseEqual)r   Úpyfuncr   ÚcresÚcfuncÚxr   r   r   Ú_test_function%   s    zTestCFFI._test_functionc                 C   s   |   tj¡ d S r
   )r$   r   Úuse_cffi_sinr   r   r   r   Útest_sin_function,   s    zTestCFFI.test_sin_functionc                 C   s:   t j}t|dtd�}|j}|  |ƒ d¡ |  |ƒ d¡ d S )Nr   r   T)r   Zuse_cffi_boolean_truer   Úno_pyobj_flagsr   r   )r   r    r!   r"   r   r   r   Útest_bool_function_ool/   s
    zTestCFFI.test_bool_function_oolc                 C   s   | j tjtd� d S ©Nr   )r$   r   r%   r'   r   r   r   r   Útest_sin_function_npm6   s    zTestCFFI.test_sin_function_npmc                 C   s   |   tj¡ d S r
   )r$   r   Úuse_cffi_sin_ool)r   r   r   r   r   Útest_sin_function_ool9   s    zTestCFFI.test_sin_function_oolc                 C   s   | j tjtd� d S r)   )r$   r   r+   r'   r   r   r   r   Útest_sin_function_npm_ool<   s    z"TestCFFI.test_sin_function_npm_oolc                 C   s   |   tj¡ d S r
   )r$   r   Zuse_two_funcsr   r   r   r   Útest_two_funcs?   s    zTestCFFI.test_two_funcsc                 C   s   |   tj¡ d S r
   )r$   r   Zuse_two_funcs_oolr   r   r   r   Útest_two_funcs_oolC   s    zTestCFFI.test_two_funcs_oolc                 C   sò   t j}tdd�|ƒ}t jt jdft jt jdft jt jdft jt jdft jt jdft jt jdft jt jdft jt jdft jt jdft jt jdft jt jdft jt jdffD ].\}}}||||ƒ}||||ƒ}|  ||¡ q¨|  t|j	ƒd|j	¡ d S )NT©Znopythong      ð?g      ð¿r   )
r   Zuse_func_pointerr   r   Zcffi_cosZcffi_sin_oolZcffi_cos_oolr   r   Z	overloads)r   r    r"   ÚfaZfbr#   ÚexpectedÚgotr   r   r   Útest_function_pointerF   s&    ôzTestCFFI.test_function_pointerc                 C   s(   t j}tdd�|ƒ}|  |ƒ |ƒ ¡ d S )NTr0   )r   Zuse_user_defined_symbolsr   r   )r   r    r"   r   r   r   Útest_user_defined_symbols\   s    z"TestCFFI.test_user_defined_symbolsc                 C   s"   |||ƒ t j |t  |¡¡ d S r
   )ÚnpÚtestingÚassert_allcloseÚsin)r   r"   r#   Úyr   r   r   Úcheck_vector_sina   s    
zTestCFFI.check_vector_sinc                 C   s:   t  d¡ |¡}t  |¡}tdd�|ƒ}|  |||¡ d S )Né
   Tr0   )r6   ÚarangeÚastypeÚ
zeros_liker   r;   )r   r    Údtyper#   r:   r"   r   r   r   Ú_test_from_buffer_numpy_arraye   s    
z&TestCFFI._test_from_buffer_numpy_arrayc                 C   s   |   tjtj¡ d S r
   )rA   r   Úvector_sin_float32r6   Úfloat32r   r   r   r   Útest_from_buffer_float32k   s    z!TestCFFI.test_from_buffer_float32c                 C   s   |   tjtj¡ d S r
   )rA   r   Zvector_sin_float64r6   Zfloat64r   r   r   r   Útest_from_buffer_float64n   s    z!TestCFFI.test_from_buffer_float64c                 C   sˆ   d}t  |¡t  |d |d ¡d  }t  |¡}tdd�tjƒ}|||ƒ t j |j|¡ tdd�tj	ƒ}|||ƒ t j |j
|¡ d S )Nr<   é   é   y              ð?Tr0   )r6   r=   Zzerosr   r   Zvector_extract_realr7   Zassert_equalÚrealZvector_extract_imagÚimag)r   Únr#   r:   Z
real_cfuncZ
imag_cfuncr   r   r   Útest_from_buffer_structq   s    "


z TestCFFI.test_from_buffer_structc                 C   sL   t j}tdd�|ƒ}t dtdƒ¡}t ddgt|ƒ ¡}|  |||¡ d S )NTr0   Úfr<   r   )r   rB   r   ÚarrayÚranger   r;   )r   r    r"   r#   r:   r   r   r   Útest_from_buffer_pyarray|   s
    z!TestCFFI.test_from_buffer_pyarrayc              	   C   sr   t j}tdd�|ƒ}t d¡ tj¡d d d… }t |¡}|  t	j
¡�}|||ƒ W 5 Q R X |  dt|jƒ¡ d S )NTr0   r<   rF   z3from_buffer() unsupported on non-contiguous buffers)r   rB   r   r6   r=   r>   rC   r?   ÚassertRaisesr   ÚTypingErrorÚassertInÚstrÚ	exception)r   r    r"   r#   r:   Úraisesr   r   r   Útest_from_buffer_errorƒ   s    
ÿzTestCFFI.test_from_buffer_errorc              	   C   s>  t jddgdt jd�}t  |¡}t jddgddggdt jd�}t  |¡}t jddgdt jd�}t  |¡}t jddgddggdt jd�}t  |¡}| d¡}	tj}
td	d
�|
ƒ}|  |||¡ |||ƒ t  	|¡}ddg|d< t j
 ||¡ |  |||¡ |  tj¡�}|||ƒ W 5 Q R X t j
 ||	¡ |  dt|jƒ¡ d S )Nr   rF   ÚC)Úorderr@   rG   é   ÚFÚKTr0   r   zAfrom_buffer() only supports multidimensional arrays with C layout)r6   rM   rC   r?   Úcopyr   rB   r   r;   r9   r7   r8   rP   r   rQ   rR   rS   rT   )r   Úc1Zc1_zerosÚc2Zc2_zerosÚf1Zf1_zerosÚf2Zf2_zerosZf2_copyr    r"   Zsin_c2rU   r   r   r   Ú"test_from_buffer_numpy_multi_arrayŽ   s.    






ÿz+TestCFFI.test_from_buffer_numpy_multi_arrayc                    s\   t j‰tdd�‡fdd„ƒ‰ tdd�‡ ‡fdd„ƒ}d}|  ||ƒˆ|ƒˆ|d ƒ ¡ d	S )
zj
        Issue #2263

        Linkage error due to multiple definition of global tracking symbol.
        Tr0   c                    s   ˆ | ƒS r
   r   ©r#   )Úmy_sinr   r   Úinner´   s    z2TestCFFI.test_indirect_multiple_use.<locals>.innerc                    s   ˆ | ƒˆ| d ƒ S )Nr   r   rb   ©rd   rc   r   r   Úfoo¸   s    z0TestCFFI.test_indirect_multiple_use.<locals>.foog+‡ÙÎ÷ñ?r   N)r   r   r   r   )r   rf   r#   r   re   r   Útest_indirect_multiple_useª   s    z#TestCFFI.test_indirect_multiple_useN)Ú__name__Ú
__module__Ú__qualname__Z_numba_parallel_test_r   r   Úenable_pyobj_flagsr$   r&   r(   r*   r,   r-   r.   r/   r4   r5   r;   rA   rD   rE   rK   rO   rV   ra   rg   r   r   r   r   r	      s,   r	   Ú__main__) rM   Únumpyr6   Znumbar   Znumba.core.typing.cffi_utilsÚcoreÚtypingZ
cffi_utilsr   Z
numba.corer   r   Znumba.core.compilerr   r   Znumba.tests.supportr   r   Znumba.tests.cffi_usecasesÚtestsZcffi_usecasesr   Zunittestrk   Zenable_pyobjectr'   Z
skipUnlessZ	SUPPORTEDr	   rh   Úmainr   r   r   r   Ú<module>   s$   ÿ ,